|| List of recent Vacuum Pump-related patents
Each of the stationary blade portions is formed by two or more divided stationary blade portions, and has abutting ends in both circumferential ends, the stationary blade portion is formed by abutting the abutting ends of the divided stationary blade portions with each other. Each of the divided stationary blade portions has an outer circumferential rim nipped by the spacers, an inner circumferential rim positioned in a front end on the inner circumferential side of the stationary blade portion, and a plurality of stator blades formed between the outer circumferential rim and the inner circumferential rim.
|Device and method for removing gas from a mixture of biomaterials|
A device and method for removing gas from a mixture of biomaterials includes a vacuum pump movably positioned within a cavity of a syringe at least partially defining a vacuum chamber. The vacuum pump has a pump body with proximal and distal portions, a stopper connected to the distal portion, and a flow channel.
|Process for obtaining highly pure methane from biogas, and plant for carrying out the process|
A process and a plant for obtaining highly pure methane from biogas where biogas coming from a fermenter is compressed and fed to at least one membrane unit having a selectively permeable membrane, which provides a product gas stream containing an elevated proportion of methane and a gas stream containing a reduced proportion of methane. A quality sensor may be arranged in the outlet line for the highly pure product gas.
|Chemical analysis instrument with multi-purpose pump|
A mass spectrometer for analyzing a sample may include an analysis chamber for analyzing the sample and a first vacuum pump operably connected to the analysis chamber, wherein the first vacuum pump operates to create a first vacuum state. The mass spectrometer may also include a sample-preparation chamber operably connected to the analysis chamber and a second vacuum pump that operates to create a second vacuum state, wherein the first vacuum state is a lower pressure than the second vacuum state.
A reactor tank is provided having an enzyme inlet, a heating jacket positioned around the exterior center of the tank, a gas outlet communicating with a vacuum apparatus and a condensing unit, a first gas inlet for receiving gas from a feed tank and a first liquid outlet for recirculating the liquid back to the feed tank. The tank further includes a sparged unit connected to the first gas inlet for receiving gas from the feed tank and a screen positioned between the sparged unit and the first liquid outlet.
|Electric vacuum pump|
In an electric vacuum pump, a pump housing and a lower-end cover member respectively include positioning retainers respectively formed on outer peripheries of the pump housing and the lower-end cover member. A case includes positioning retainers each protruding inward from an inner peripheral surface of the case.
A vacuum pump has at least one side passage pump stage which comprises a side passage bounded by at least one stator element and having a coolant circuit for cooling the vacuum pump with a coolant, wherein the coolant circuit has at least one coolant passage for the side passage pump stage which is bounded at least regionally by the stator element.. .
|Film-forming apparatus and film-forming method|
A film-forming apparatus (100) includes: a vacuum chamber (30) configured to store a substrate (34b) in which a through-hole is formed and a source of copper emission (35b); a vacuum pump (36) configured to decompress an interior of the vacuum chamber (30) to a predetermined degree of vacuum; a power supply (80) configured to generate electric power applied to the substrate (34b); and a driving mechanism for use in setting a distance between the substrate (34b) and the source of copper emission (35b). When a copper material emitted from the source of copper emission (35b) is deposited on one main surface of the substrate (34b) to block an opening of the through-hole in the one main surface by means of a deposited film formed of the copper material, a blocked state of the opening blocked by the deposited film is adjusted based on the distance and the electric power..
|Positive crankcase ventilation system|
A positive crankcase ventilation system for an internal combustion engine (ice) includes an engine crankcase, an intake manifold disposed in downstream gas flow communication with the engine crankcase, an air induction system disposed in upstream gas flow communication with the engine crankcase, and a vacuum pump disposed in gas flow communication between the air induction system and the engine crankcase. Operation of the vacuum pump facilitates air flow from the air induction system to the engine crankcase, and from the engine crankcase to the intake manifold..
|Apparatus for medical sterilization using plasma|
The present invention relates to an apparatus for sterilization which may be applied to a medical dry sterilizer, and more particularly, to an apparatus which injects hydrogen peroxide so as to generate plasma and oh radicals which are effective in sterilization, so as to achieve the sterilization of a treated object. According to the present invention, the apparatus for sterilization comprises: a sterilizing reactor in which sterilization is performed on a treated object; a vacuuming unit which is equipped with a vacuum pump connected to the sterilizing reactor and which vacuumizes the interior of the sterilizing reactor; a hydrogen-peroxide supply unit which supplies hydrogen peroxide in a gas state to the interior of the sterilizing reactor; and a microwave-plasma generating unit which generates plasma using microwaves.
|Vacuum pump with rotor-stator positioning to provide non-return|
A rotary-vane vacuum pump comprises a stator and a vaned rotor, the stator partly defining an outlet chamber and including an outlet passage opening to the outlet chamber. The rotor is rotatably sealed to the stator; it has a sealing area to block the outlet passage, and, an unsealing area alignable with the outlet passage by rotation of the rotor to periodically unblock the outlet passage.
|Vacuum pump motor rotor, motor including same and vacuum pump|
In order to provide a motor rotor in which a permanent magnet is prevented from corroding, wherein a motor rotor for use in a motor for driving a pump rotor rotating shaft of a vacuum pump is provided which comprises a rotor core made up of a plurality of steel plates which are laminated in an axial direction and having a through hole, a permanent magnet which is disposed in the through hole, and end plates which are attached individually to axial end portions of the rotor core, wherein an adhesive is applied to a whole surface of each of the plurality of steel plates, and the plurality of steel plates are surface joined to each other and to the end plates via the adhesive.. .
|Stator member and vacuum pump|
To provide a stator member that facilitates thermal radiation from a surface thereof and thermal conduction to an adjacent member, and a vacuum pump that contains the stator member. For the purpose of enhancing heat dissipation of a rotor portion, surface treatment removal processing is performed on a predetermined section of a thread groove spacer in order to efficiently release heat of the thread groove spacer toward a base and a stator blade spacer.
A vacuum pump, in particular to a turbomolecular pump, has a pump inlet, a pump outlet and a pump space for a gas to be pumped arranged between the pump inlet and the pump outlet, and at least one cooling gas inlet for a cooling gas for cooling the vacuum pump, the pump further having one or more hollow regions for the cooling gas connected in a gas conducting manner to the cooling gas inlet and arranged outside the pump space, wherein the or each hollow region is bounded by at least one component of the vacuum pump to be cooled.. .
|Method and system for cleaning a vacuum chamber|
A system and method are described, for use in cleaning of a vacuum chamber. The method comprising connecting a vacuum chamber to a plasma generating unit via a plasma connection port and connecting the vacuum chamber to a high vacuum pumping unit via a pumping port.
|Control device for internal combustion engine|
An electronic control device for controlling an internal combustion engine reduces operation amounts of a high-pressure fuel pump and a vacuum pump, which are auxiliary devices driven by drive force of an intake camshaft, when a rotor of a variable valve timing mechanism is rotated to a lock phase in the phase advancing direction at the engine starting. Thus, the rotor rotates to the lock phase quickly and is fixed to the lock phase..
|Cryopump and method of operating the cryopump|
A cryopump includes a high-temperature cryopanel, a low-temperature cryopanel, and a cooling system. The cooling system has: a refrigerator provided with a first stage for cooling the high-temperature cryopanel and a second stage for cooling the low-temperature cryopanel; and a control unit configured to control a cool-down operation in which the first stage and the second stage are cooled in order to initiate a vacuum pumping operation of the cryopump.
|Method for fastening a cover plate to a frame structure|
A method for fastening a cover plate (6) to a frame structure (1) formed on the cover plate (6) is to easily and rapidly allow the erection of faces that are stable and durable in the long term and simultaneously, in the case of vacuum insulating panels, allow particularly good preservation of the vacuum in the panels. For this purpose, the frame structure (1) comprises a cavity (12), a number of channels (2) connecting the cavity (12) to the surface (4) and an opening (8) to connect a vacuum pump (10), the vacuum pump (10) being connected to the opening (8) and put into operation, the cover plate (6) being arranged on the surface (4) above the channels (2), and the cover plate (6) being fixed to the surface (4)..
|Vacuum pump/ air and gas compressor|
A pump housing for a pump/compressor includes a front portion and a back portion. The front portion includes an opening forming a motor bearing pocket for seating a motor bearing and through which a motor shaft extends towards the back portion, at least one vent hole radially outwardly spaced from the opening for cooling, and a protrusion extending outward from the front portion, wherein the protrusion is configured to locate a motor housing.
A vacuum pump for generating an underpressure has a pump chamber (14, 15) with an inlet (143) and an outlet (150), wherein the outlet (150) is equipped with a valve (3). According to the invention, the pump chamber (14, 15) is provided with a pressure sensor (23, 23′, 24).
|Integrated lower-plate glass and manufacturing method of vacuum multi-layer glass including same|
Disclosed are an integrated lower-plate glass which comprises a lower layer glass plate; a rim part which is formed with a certain height along an edge portion of the lower layer glass plate; a getter which is configured to absorb moisture and gas generating from the space part after the space part is vacuumed; at least one getter insertion part which is formed at one side of the upper layer glass plate holding part, the getter being inserted into the getter insertion part; and an exhaust pipe one end of which is connected to the getter insertion part, and the other end of which is connected to a vacuum pump for thereby making the space part become a vacuum state.. .
|Device for suction of liquids and/or particles from body orifices|
The invention relates to a device for suction of liquids and/or particles from body orifices, wherein the device comprises a suction channel (16) through which the liquid and/or particles can be aspirated and a vacuum pump (14) for generating an underpressure in the suction channel (16). The suction channel (16) is provided with an opening for supplying additional air for adjusting the underpressure, wherein the volume flow of this additional air is adjustable via an additional air adjustment unit (24).
|Rotary systems lubricated by fluid being processed|
Rotary systems are described, which can include at least one of compressors and vacuum pumps. Each rotary system includes a corresponding piston that rotates in an orbital motion around a respective eccentric of a shaft in order to either compress fluid or function as a vacuum pump.
|Magnetic bearing device and vacuum pump|
A predetermined timing is a timing at which the sampling timing is in a vicinity of a maximum peak position of the carrier wave signal and a timing at which the sampling timing is in a vicinity of a minimum peak position. The demodulation arithmetic section outputs, as the demodulation calculated result, a value d3 calculated with d3=(d1−d2)/2 when a data value of the digital signal sampled in the vicinity of the maximum peak position is denoted by d1 and a data value of the digital signal sampled in the vicinity of the minimum peak position is denoted by d2..
|Vacuum pump mounting structure|
There is provided a vacuum pump mounting structure. A vacuum pump is connected to an axial end portion of a first cam shaft of an engine and is configured to be driven by the first cam shaft.
|Magnetic bearing device and vacuum pump|
A magnetic bearing device comprises a controller configured to obtain magnetic levitation information of the rotor shaft by ad sampling of current detection signals from the plurality of current sensors and a sum signal obtained by adding the pair of current detection signals relating to the pair of electromagnets, and perform pwm control of the excitation amplifiers based on the magnetic levitation information. The controller performs pwm control so that a length of one of an on-duty period and an off-duty period of the pwm carrier signal is always longer than a predetermined time period based on an attenuation characteristic of a spike noise produced in the electromagnetic current, and performs the ad sampling after the predetermined time period passes from starting timing of one of the on-duty period and the off-duty period..
|Method of coating of and/or applying lacquer on magnetic rings of a rotor magnetic bearing, rotor magnetic bearing, and vacuum pump|
A method of at least one of coating of and applying lacquer on magnetic rings of a rotor magnetic bearing mounted on the rotor, includes arranging of the magnetic rings (4) of the magnetic bearing on the rotor (1) at a location (3) provided for the magnetic rings (4), and coating of and/or applying lacquer on exposed surfaces (10) of the magnetic rings (4), respectively. The rotor includes magnetic rings arranged thereon or therein and coated or having lacquer applied thereon in accordance with the above-described method, and a vacuum pump includes such a rotor..
|Motor driving device and vacuum pump|
A motor driving device comprises a first arithmetic section calculating a rotational speed and a magnetic pole electrical angle of a motor rotor, a current command setting section setting a d-axis current command and a q-axis current command in a rotating coordinate dq system based on a difference between the rotational speed and a target rotational speed, a driving command generating section generating a sinusoidal wave driving command based on the d-axis current command, the q-axis current command, the rotational speed and the magnetic pole electrical angle and a pwm signal generating section. When the rotational speed has a positive value indicating a positive rotational state, the current command setting section sets the q-axis current command of acceleration driving, and when the rotational speed has a negative value indicating a reverse rotational state, the current command setting section sets the q-axis current command of deceleration driving..
|Exhaust system and apparatus for fabricating semiconductor device|
An aspect of one embodiment, there is provided an exhaust system includes a vacuum pump exhausting first gas, a trap bottle having a cylindrical shape, a sidewall of the trap bottle being configured to move in a circumference direction, and a first pipe connecting between the vacuum pump and the trap bottle, the first pipe having a tilt angle in an axis direction of the cylindrical shape, the first gas flowing in the first pipe from the vacuum pump to the trap bottle.. .
|Purge phase for cryoablation systems|
A method for purging a cryotreatment system, in particular, for clearing moisture and thus preventing ice blockages within a fluid flow path that may be formed when moisture pockets within the fluid flow path of the system are encountered by a first injection of refrigerant at the beginning of a cryotreatment procedure. The method may include injecting refrigerant from a refrigerant source into a fluid delivery conduit at a preselected pressure for a first period of time, the refrigerant flowing from the fluid delivery conduit through a fluid injection element and into a fluid recovery conduit, and evacuating refrigerant from the fluid recovery conduit by vacuum pressure generated by the vacuum pump for a second period of time.
|Multi-stage vacuum pump of the dry pump type|
A multi-stage vacuum pump of the dry pump type is disclosed. The multi-stage vacuum pump includes a plurality of pumping stages each respectively having an inlet and an outlet, the pumping stages being mounted in series between a suction port and a discharge port of the vacuum pump, characterized in that the vacuum pump also includes at least one valve configured to dump pressure from a pumping stage, said valve being arranged in the upper part of the vacuum pump, on the same side as the inlet of the pumping stage..
|Spiral pumping stage and vacuum pump incorporating such pumping stage|
A spiral pumping stage includes both centripetal and centrifugal pumping channels, so that the gas is pumped from the periphery to the center of the pumping stage throughout a first group of pumping channels and it is pumped from the center to the periphery of the pumping stage throughout a second group of pumping channels. Thanks to this inventive arrangement, both the gas coming from a previous pumping stage or a main pump inlet arranged upstream the pumping stage according to the invention and the gas coming from the additional side inlet can be effectively pumped by the pumping stage according to the invention..
|Rotary vacuum pump|
A rotary vacuum pump includes a first set of pumping stages having rotor discs with a first diameter and a second set of pumping stages having rotor discs with a second different diameter and further comprising an intermediate pumping stage that is particularly adapted for matching the change in the diameter of the pump rotor discs. According to the invention, the intermediate pumping stage comprises a rotor disc having an outer portion in the radial direction that is axially tapered from its inner diameter to its outer diameter and a corresponding stator stage including a spacer ring that is axially tapered from its periphery toward its center..
A vacuum pump has an exhaust portion in which rotating blade portions and stationary blade portions are laminated in multiple stages. Each of the plurality of stator blades in one stage of the stationary blade portion is three-dimensionally connected to the stationary blade portion main body by an inner circumferential side support portion on the inner circumferential end side, and three-dimensionally connected to the stationary blade portion main body by an outer circumferential side support portion on the outer circumferential end side, and a cutout is provided in a circumferential front end of the outer circumferential side support portion..
|Motor driving device and vacuum pump|
A motor driving device comprises an inverter, a first arithmetic section, a driving command generating section and a pwm signal generating section. The first arithmetic section calculates a rotational speed and a magnetic pole electrical angle of a motor rotor based on information about a motor phase voltage and information about a motor phase current.
|Container, dispensing device, and method of dispensing goods|
A container having openings on an inside surface, in which the openings are for use with a vacuum pump for retaining a liner within the container while the contents of the container are being dispensed.. .
|Reduced-pressure sources, systems, and methods employing a polymeric, porous, hydrophobic material|
Reduced-pressure sources, systems, and methods involve using a vacuum pump that is disposed within a sealed space to produce reduced pressure. The exhaust from the vacuum pump is exhausted from the sealed space through pores in an enclosure member that is made of a polymeric, porous, hydrophobic material.
|Device and method for cleaning nasal cavities|
A device for cleaning nasal membranes comprising a head that is inserted into a nostril. Fluid is pumped from a reservoir stored in a body of the device onto the membrane.
|Vibration damper for vacuum pumps|
In a vibration damper of a turbomolecular vacuum pump, a vacuum tightness function and a vibration damping function are both performed by one ore more toroidal rings made of an elastic material. The elastic rings assume a resting configuration while the vacuum pump is not operating and the damper is at atmospheric pressure, and they assume a compressed configuration while the vacuum pump is operating and the damper is under vacuum conditions.
|Heat exchange in fluid degassing|
In one variation, a temperature-maintenance device includes a heater (1016) and is placeable in a circulation loop of an ultrasound transducer coupling bolus (1076), for degassing circulating liquid of the loop and for operating the heater for performing temperature control of the liquid. A temperature setpoint, such as a normal body temperature, for the liquid at the bolus may be entered.
|System for manufacturing composite material by vacuuming and resin injection and the method for manufacturing the same|
A method for manufacturing composite material by vacuuming and resin injection includes the steps of starting with placing and sealing a fiber substance into a mold. The mold is pumped by a vacuum pumping device, and a pressure tank containing resin is pumped by a vacuum pumping device.
|Vacuum bag with integral fluid transfer conduits and seals for resin transfer and other processes|
Disclosed are fluid transfer and evacuation structures formed in a vacuum bag operable for use in vacuum-assisted resin transfer molding, debulking, compaction, or similar processes. A reusable vacuum bag can be provided including an elastomeric membrane having a preform-contact surface and at least one textured surface formed in the elastomeric membrane.
|Sublimation method for the purification of organic small molecules|
Disclosed is an improved sublimation method for the purification of organic small molecules. The new method features that barriers are applied in the collection region of sublimation tube so that the gas flow path is modified to pass through or bypass the barriers from the heating region to the vacuum pump.
|Vacuum pumped liquid cooling system for computers|
A reliable, leak tolerant liquid cooling system with a backup air-cooling system for computers is provided. The system may use a vacuum pump and a liquid pump in combination to provide negative fluid pressure so that liquid does not leak out of the system near electrical components.
|Nozzle cleaning device and coater provided with it|
A nozzle cleaning device and a coater provided with the nozzle cleaning device are provided, the nozzle cleaning device comprise a cleaner, a vacuum pipe and a vacuum pump; the cleaner has a recessed hole coinciding in shape with the nozzle of the coater for receiving the nozzle of the coater, and the inner wall of the recessed hole is provided with a plurality of through-holes; one end of the vacuum pipe is connected to said a plurality of through-holes, and the other end of the vacuum pipe is connected to the vacuum pump. The nozzle cleaning device of the present invention can be used conveniently to remove the photoresist residue so as to clean the nozzle, which effectively improves the product yield and the production efficiency, and reduces the cost due to needing no expensive nanomaterials..
|Chucking device and chucking method|
Provided are a chucking device having low dusting characteristics and high detergent properties and capable of vacuum-sucking even a substrate having a large warpage, and a chucking method using the same. A chucking device according to an aspect of the present invention vacuum-sucks and holds a wafer.
|Electric brake assist system for vehicle use|
An electric brake assist system is adapted for use with a vehicle, and includes a vacuum pump unit including an electric vacuum pump connected to the vacuum tube unit, an electric pressure sensing unit for detecting a vacuum degree in a vacuum tube unit of the vehicle, and an electric control unit to sense an electrical parameter associated with operation of the vehicle and the brake assist system. The electric control unit includes a controller configured to operate in at least one of a plurality of failure protection modes and system operation modes according to the detected vacuum degree and the sensed electrical parameter..
A brake system includes: a first passage connected to a negative pressure chamber of a brake booster; a second passage branching from the first passage; an electric vacuum pump in the second passage; a first check valve for preventing inflow of a fluid from the intake system to the negative pressure chamber through the second passage; and a second check valve for preventing inflow of a fluid from the intake system to the negative pressure chamber through the first passage and inflow of a fluid from the intake system and a discharge outlet of a pump part to a suction inlet in the pump through the first passage, wherein a filter is provided between a discharge outlet of the pump and the intake system.. .
A device for vacuum-lifting workpieces includes a driving assembly, a rotating table, a plurality of suction assemblies mounted on the rotating table spaced from each other, and a vacuum pump. Each suction assembly includes a suction cup.
|Sub-atmospheric pressure gas scrubbers|
In order to minimize the amount of contaminants that pass through a pump, or that are allowed to accumulate therein, a sub-atmospheric pressure gas scrubber suitable for use upstream of a vacuum pump is provided. The gas scrubber comprising a vessel and means for forming a spray of cleaning solvent within the vessel, the vessel comprising an inlet and an outlet for the gas to be cleaned at sub atmospheric pressure, the inlet and outlet being arranged to cause the gas to be cleaned to pass through the spray of cleaning solvent, the means for forming a spray comprising a cleaning solvent inlet connected to at least one spray nozzle and a cleaning solvent outlet through which used solvent can be pumped from the vessel using a pump, wherein the pump is arranged to recirculate the used solvent back to the cleaning solvent inlet..
|Digging and backfill apparatus|
A mobile digging and backfill system for removing and collecting material above a buried utility. The system comprises a mobile chassis, a collection tank mounted to the chassis, a water pump mounted to the chassis for delivering a pressurized liquid flow against the material for loosening the material at a location, a vacuum pump connected to the collection tank so that an air stream created by the vacuum pump draws the material and the fluid from the location into the collection tank, and at least one backfill reservoir mounted to the chassis for carrying backfill for placement at the location..
|Cryogen-free cooling system for electron paramagnetic resonance spectrometer|
In an electron paramagnetic resonance spectrometer, a closed cycle cryocooler is used to cool gaseous helium, which is then circulated around a sample to cool the sample by direct convection. Since the sample is not mechanically connected to the refrigerator, no vibrations are transmitted from the refrigerator to the sample and the sample can be quickly removed and replaced.
|Cold trap and mounting structure of cold trap|
A cold trap includes a duct, which is for connecting a volume to be evacuated to a vacuum pump, and a cold panel surrounded by the duct. The duct includes an inlet flange at an evacuation target side and an outlet flange at a vacuum pump side.
|Vacuum pump for a brake system with clutch attachment to an engine|
A brake system for a vehicle comprises a vacuum pump mounted to an engine, wherein the vacuum pump is selectively connected to be driven by the engine. A clutch is mounted within a housing for the vacuum pump.
A vacuum system includes at least one recipient having a housing and at least one outlet opening for evacuating the recipient, a vacuum pump connected with the at least one outlet opening of the at least one recipient for evacuating same, an attachment provided between the vacuum pump and the recipient housing and formed as an intermediate piece, with the attachment being fixedly and vacuum-tightly secured on the recipient, and the vacuum pump being fixedly and releasably secured to the attachment at an end of the attachment opposite the recipient, and at least one o-ring sealing provided between the attachment end opposite the recipient and the vacuum pump for sealing the vacuum pump, with the o-ring sealing being formed as an elastomeric o-ring.. .
|Ionizing pump stage|
The invention relates to an ionizing pump stage, in particular for a vacuum pump, comprising an inlet for gas entering into the pump stage; an ionizing section communicating with the inlet in a gas-conductive manner and an ionizing device for ionizing the gas entered into the ionizing section; an acceleration device for accelerating the ionized gas present in the ionizing section in the conveying direction; and a neutralizing section following the ionizing section in the conveying direction and communicating with the ionizing section in a gas-conductive manner and a neutralizing device for the electrical neutralizing of the ionized gas entering into the neutralizing section.. .
|Actuating module for an electric vacuum pump|
An electric vacuum pump actuating module for boosting the braking force of a motor vehicle, including a main controller and a driver circuit for operating the electric vacuum pump. The driver circuit includes a first and a second switch.
|Self-defense spray manufactured in various designs with portability|
A portable self-defense spray to protect a person from danger under an emergency situation is provided. The compressive-spray structure includes a compact case manufactured in various designs by using a flexible long-length filling tube filled with the cn solution.
|Control circuit and method for negative pressure wound treatment apparatus|
A negative pressure wound therapy apparatus can include a wound dressing, a fluid collection container, a vacuum pump comprising a pump motor, and tubing. Additionally, the apparatus can include a pressure sensor that measures a pressure in the tubing.
|Machine for coating an optical article with an anti-soiling coating composition and method for using the machine|
A machine for coating an optical article with an anti-soiling coating composition, includes a vacuum chamber (8) configured to receive the optical article, a vacuum pump (20) connected to the vacuum chamber (8), a plasma generator (11) configured to carry out a vacuum plasma treatment of the optical article, an evaporation device (10) configured to carry out a vacuum evaporation treatment of the composition for depositing it on the optical article, a control unit (2) controlling the plasma generator for removing an initial outermost anti-soiling coating of the article, controlling the evaporation device for recoating the article with the anti-soiling coating composition, being configured to causes the vacuum pump (20) to suck gases from the chamber (8) during vacuum plasma treatment and being further configured to causes the vacuum pump (20) not to suck gases from the chamber (8) during vacuum evaporation treatment.. .
|Method and system for anhydrous ammonia recovery|
An apparatus for recycling exhaust gas includes a vessel containing a reversible ammonia sorber material which is exothermic when sorbing (“loading”) ammonia and which is endothermic when releasing (“unloading”) ammonia. A first valve selectively couples a source of exhaust gas including ammonia to a first port of the vessel, a second valve selectively couples a vacuum pump to the vessel, and a third valve selectively coupling a second port of the vessel to an output.
|Vacuum pump for use in the automotive sector|
A vacuum pump for use in the automotive sector includes a rotor element fixed on a rotor shaft and arranged in a rotor housing, an electric drive arranged in a motor housing, a housing wall comprising at least one passage opening, and a bearing device. The rotor housing comprises at least one inlet and at least one outlet.
|Dual feedback vacuum fluidics for a flow-type particle analyzer|
The present invention relates to a vacuum-driven fluidic system for a flow-type particle analyzer. The system includes a vacuum pump which creates a pressure drop downstream of the flow cell, which pulls sheath fluid and sample fluid through the flow cell.
|Filter insert, and filter comprising a filter insert and a housing|
A filter (10) for removing oil from air exiting an air compressor or a vacuum pump includes a housing (11) and at least one filter element (12, 13), the end region of which is adhesively bonded to a flange (14). The flange (14) has a flanged edge (15) and a bead (16) which is adjacently arranged to the edge, the edge and the bead together forming a groove (17) into which the filter element (12, 13) and an adhesive (20) is introduced..
|Urine disposal device|
A urine disposal device adapted to prevent a connector from being soiled with excrement. A urine disposal device has a longitudinal direction, a transverse direction and a thickness direction and includes a urine receptacle defining therein a urine receiving space and connector adapted to connect the urine receptacle through a connector to an external equipment at least including a vacuum pump for suction of urine from the urine receiving space.
|Vacuum pump components without conversion layers|
The invention relates to vacuum pump components without conversion layers that are made of valve metals and alloys thereof.. .
|Wine degassing method and apparatus|
A wine degassing apparatus 20 is mounted to the neck opening of a wine bottle and includes a gas separator rod 22 formed of cordierite or other suitable inert material with an exterior shape that causes nucleation of carbon dioxide from the wine. The gas separator rod is supported by a rod holder 23 having a mounting socket 35 at the upper end of the rod, and the mounting socket is inserted into the pump adapter plug 24 with air passages 40 formed between the mounting socket 35 and the plug so that the vacuum pump can pull gas from the bottle neck 18 up through the mounting socket 35 and pump adapter plug 24..
|Support for rolling bearings|
The present invention relates to a support (1) for rolling bearings, which advantageously finds application, among others, in the technical field of rotary vacuum pumps, such as turbomolecular vacuum pumps. According to the invention, the support for rolling bearings (1) comprises a first inner annular shell (3) made of metal and intended to be mounted on the outer surface of a rolling bearing, a second outer annular shell (5) made of metal, concentric with said first inner annular shell and external thereto and intended to be mounted on the surface of the bearing seat, and an intermediate elastomeric member (7) provided between said inner and outer shells and fixed thereto.
|Brake booster assistance|
Systems and methods for a vehicle brake booster having first and second chambers separated by a diaphragm coupled to a brake pedal are provided. In one example approach, a method comprises applying an exhaust pressure from a vacuum pump to a first chamber of the brake booster, and applying a vacuum pressure from the vacuum pump to a second chamber of the brake booster..
|Vacuum electric cooker|
A vacuum electric cooker of this invention comprises a cooker body including a horizontal base and a stand section, a cooker container including a cooking tool, a cover member having a discharge nozzle, a connecting arm having a base end attached to said stand section as to rock in a vertical plane between a horizontal active position and a vertical inactive position, a connecting nozzle attached to said connecting arm and connected to said discharge nozzle when said connecting arm is at the active position, a vacuum pump disposed in said cooker body, and a tube connected to said vacuum pump and said connecting nozzle.. .
|Air permeability tester|
An air permeability apparatus has a test head with an opening, a vacuum pump, a clamping arm and an orifice disk arranged between the test head and the vacuum pump, wherein the orifice disk has a plurality of orifices. The orifice disk is arranged vertically or inclined with respect to the opening..
|Safety apparatus for brake of vehicle|
The safety apparatus for a brake of a vehicle includes a first line and a second line. The first line includes an exhaust manifold, an engine, an intake manifold, a check valve, a vacuum hose, a vacuum switch, a booster, a check valve, a vacuum hose, a negative connection portion, a vacuum switch and a brake booster, and the second line includes a vacuum hose, a check valve, a booster, a check value, a vacuum hose and a vacuum pump, which are connected to the negative connection portion.