|| List of recent Ventilation-related patents
| Method and system for automated ventilator monitoring to ensure lung-protective ventilation|
A method and a system for acquiring patient parameters and automatically monitoring a patient's lung injury risk include a processor and processing instructions executable by the processor to periodically and automatically determine an arterial oxygenation parameter of the patient based on first data acquired from a monitoring device coupled to the patient. The method and system determine that the mechanical ventilator is set to ventilate the patient; evaluate a lung injury risk monitoring protocol associated with the patient, the lung injury risk monitoring protocol including the arterial oxygenation parameter; and provide a lung injury risk indication when the lung injury risk monitoring protocol is satisfied..
| Autonomous ventilation system|
An autonomous ventilation system includes a variable-speed exhaust fan, a controller, an exhaust hood, and an infrared radiation (“ir”) sensor. The exhaust fan removes air contaminants from an area.
| Air contaminant system with laminar flow|
The present invention is directed toward a movable airborne contaminant control system having a retractable/extendable booth attached in a sealing manner to a ventilation unit, preferably mounted on wheels. The ventilation unit includes a filter assembly that opens into the work are formed by the booth.
| A power pack system and a ventilation system provided therein|
A power pack system includes an energy storage system having a plurality of energy storage devices and a thermal management system. The thermal management system includes a battery ventilation system connected to energy storage system for achieving and maintaining a predetermined temperature within energy storage system by providing a two way circulation of a working fluid.
| Projection display device and method for controlling the same|
In at least one embodiment, a projection display device comprises a device main body, a shutter that opens and closes an opening for ventilation, and an electricity storage section that stores power from an external power source. If an interruption detecting section detects a power supply from the external power source is stopped and a time in which the power supply is stopped is longer than a predetermined time, the interruption detecting section detects that the external power source is interrupted.
| Liquid container for a motor vehicle, in particular a fuel container|
The invention relates to a liquid container (1) for a motor vehicle, in particular a fuel container (1), having at least one filler tube (4) and having means for operational and filling ventilation, comprising at least one operational ventilation line (7) which is connected to an equalizing volume of the liquid container (1) and at least one filling ventilation opening (9) which opens into the equalizing volume. The fuel container (1) according to the invention is distinguished by the fact that the operational ventilation opening (7) is connected to the filler tube (4) outside the container volume, in a manner which forms a siphon (8), and that the connection of the operational ventilation line (7) to the filler tube (4) is arranged in such a way that liquid is collected in the siphon (8) during each filling operation and closes the operational ventilation line (7)..
| Precoated fin material for heat exchangers and heat exchanger|
Provided is a precoated fin material for heat exchangers that allows the construction of a fin structure in which frost formation at the time of heater operation can be prevented to the extent possible, and under such a condition that condensation is liable to occur on a fin surface, a water droplet of condensed water can be quickly removed by bringing the water droplet into contact with a hydrophilic film, and as a result, a favorable heat exchange function can be maintained without any increase in ventilation resistance. Also provided is a heat exchanger including such fin structure.
| Apparatus for dispensing refrigerated products|
The apparatus for dispensing refrigerated products comprises at least one containment tank (2) mounted above a base body (6) and suitable to contain the product to be dispensed. Inside said tank (2) a mixing device suitable to perform the continuous circulation of the product inside the said tank (2) and a cooling device for cooling said product are arranged.
| Ventilation devices and methods of use|
Provided are systems, devices and methods for ventilating patients. For example, provided are ventilation masks.
| Systems and methods for monitoring patients for risk of ventilator associated events|
A system for monitoring a patient on ventilation includes a ventilator system configured to provide mechanical ventilation in accordance with a fio2 setting and a peep setting, a temperature sensor configured to sense body temperature, one or more input devices configured to receive patient information, e.g., wbc count information, an information processing system, and a display device. The information processing system is communicatively coupled to the ventilator system, temperature sensor, and input device, and is configured to receive, process, and output fio2 information, peep information, temperature information, and wbc count information.
| Methods for prediction of ventilation treatment inadequacy|
Ventilatory systems and methods are disclosed including a ventilator and at least one sensor in communication with the ventilator. The sensor is configured to monitor a chest wall movement of a patient during ventilation.
| Electronic component accommodation member and valve timing control device equipped with the same|
An accommodation space formation member forms an accommodation space and a communication hole. The accommodation space accommodates an electronic component.
| Auxiliary hvac system for a vehicle|
A system for decreasing the response time of a vehicle heating ventilation and air conditioning (“hvac”) system is described. A fan circulates air through a hvac casing.
|Ventilation member and ventilation structure|
A ventilation member includes: a first metal body including a flat portion having a first through-hole formed therein; an air-permeable membrane having a first principal surface and a second principal surface and placed on the flat portion of the first metal body so that the first principal surface covers the first through-hole; a second metal body including a flat portion having formed therein a second through-hole separated from the first through-hole by the air-permeable membrane, the second metal body being placed on a second principal surface side of the air-permeable membrane so that passage of air is permitted between the first through-hole and the second through-hole through the air-permeable membrane; and a joint portion fixing the first metal body and the second metal body to each other. The air-permeable membrane has a portion located outwardly of an outer end of the flat portion of the first metal body and an outer end of the flat portion of the second metal body..
|Blower and ventilation system|
There is provided is a blower installed at a manhole opening, with which it is possible to facilitate an entry or an exit of a worker or an import or an export of an article. The present invention provides a ventilation system in a pipe conduit using the blower.
|Duct and a method for its manufacture|
A ventilation duct includes a refractory fibre material and binder agent and has longitudinal wall sections and longitudinal fold- or joint lines located there between. The wall sections between the fold- or joint lines have longitudinal, thickened and outwardly bulging portions in which longitudinal rigidifying dements are disposed.
|Chemical looping removal of ventilation air methane|
Methane is removed from ventilation air by cycling metal or metal oxide particles in a chemical looping process in one or more reactors where the metal particles are alternately reduced and oxidised, and passing ventilation air through one or more of said reactors to convert the air plus methane into reduced air plus water plus carbon dioxide. In one variation, ventilation air methane (vam) is removed from ventilation air in coal mines using a chemical looping process to move metal or metal oxide particles between reactors such as a hydrogen generator (5) and a regenerator (7) to alternatively reduce and oxidise the particles such that vam introduced into a combustor (6) provided with hydrogen from the hydrogen generator (5) can be processed in the regenerator (7) to produce air plus water plus carbon dioxide.
|Dosing system for a liquid reducing agent|
Proposed is a dosing module for injecting liquid urea-water solution into the exhaust tract of an internal combustion engine, which dosing module is composed of two pumps, specifically a delivery pump (5) and an aeration pump (15). This permits firstly the injection of urea-water solutions and secondly safe and reliable ventilation of the system when the internal combustion engine is to be shut down..
|Hvac system with noise reducing tube|
A heating, ventilation, and/or air conditioning (hvac) system has a fan component defining a radially interior space and a radially exterior space and a tube disposed in the radially exterior space, the tube being in fluid communication with the radially interior space at a first angular location and a second angular location different from the first angular location.. .
|Exhaust valve device for fuel tank|
An exhaust valve device for a fuel tank includes a casing partitioning an inside into an upper chamber and a lower chamber by a bulkhead including a through hole, an inflow hole communicating the lower chamber and an inside of the fuel tank, an exhaust hole communicating a side portion of the upper chamber and an outside of the fuel tank, and a float valve displaceably supported in the lower chamber. A portion defining the upper chamber of the casing includes a cylinder portion and a circular plate closing an upper end of the cylinder portion.
|Fuel tank connector|
A fuel tank connector includes an upper chamber provided with a first communication portion relative to a ventilation flow path; and a lower chamber provided with a third communication portion relative to the upper chamber. A bowl-shaped portion narrowing downward is formed in a bottom portion of the upper chamber, and the third communication portion is formed in a bottom of the bowl-shaped portion.
An air-cooled and ventilated heat exchanger includes a fin and a plurality of heat transfer tubes. The fin has a plate-shaped part and a plurality of protruding parts.
|Methods and systems for venitilation with unknown exhalation flow and exhalation pressure|
This disclosure describes systems and methods for providing novel back-up ventilation. Further, this disclosure describes systems and methods for delivering ventilation when exhalation pressure and/or exhalation flow are unknown or unreliable by the ventilator..
|Ventilation control apparatus for internal combustion engine|
A ventilation control apparatus for a supercharged internal combustion engine that can perform crankcase ventilation favorably. A system includes a supercharging system, an egr mechanism, and a blow-by gas reflux mechanism.
|Macroperforator machine for plastic film|
Machine for producing macroperforated plastic film by means of a cold-stamping process, using entrainment (3) and stamping (4) rollers, with adjustment of pressure; said machine is provided with an automated system for recovering the excess material cut out for the recycling (8) thereof and the purpose of the machine is to produce a (single-layer or multi-layer) sheet of macroperforated film for use, essentially, in the packaging of palletized systems, thereby allowing optimum ventilation without creating a thermal barrier, resulting in a reduction in consumption of polymeric materials with no reduction in mechanical strength.. .
|Remote monitoring system|
A temperature monitoring service in which remote monitoring units are distributed to customers who then set up monitoring as desired at their facilities. The devices may be registered through a web site using the internet.
|Programmable multimedia controller with flexible user access and shared device configurations|
In one embodiment, a programmable multimedia controller that is capable of interfacing with and controlling audio, video, telephony or heating ventilation, and air conditioning (hvac) devices. A first mobile device and a second mobile device of a same type are configured to communicate with the programmable multimedia controller.
|Electric impedance tomography device and method|
An electric impedance tomography device with chest electrodes, a display and a control and analyzing unit to determine a time series of a global ventilation curve from the sequence of reconstructed matrices as a time series of the mean impedance change or of a measured respiration volume, to divide an inspiration or expiration phase into a number of steps of equal volume change, to determine the times corresponding to these steps, to determine the change in local impedance between these times for each image element, the ratio of this local change in impedance to the global equal volume change to form a local sequence of relative impedance changes of the image element as a function of the steps of equal volume change, to determine a scalar indicator characteristic as a function of the steps of equal volume change and to display each image element based on the respective scalar indicator.. .
|Nondestructive means of ectopic pregnancy management|
In a non-destructive means of ectopic pregnancy management, a baby is delivered with the gestational sac intact and then submerged in an incubator containing ventilating fluid; the baby is placed in an absorbable transfer capsule and transcervically transferred to the uterine cavity; the capsule dissolves after a period of time to leave the gestational sac abutted to the endometrium so the baby can reattach. To maintain the baby's life support, the means includes fluidic ventilators and ventilation catheters to perfuse the gestational sac with ventilating fluid during such times as delivery, incubation, transfer, and reimplantation.
|Joining member having ventilation function and joining structure using same|
A joining member (1) includes an air-permeable membrane (11), a first adhesive layer (21) provided on a side of a first principal surface (11a) of the air-permeable membrane (11), a second adhesive layer (22) provided on a side of a second principal surface (11b) of the air-permeable membrane (11), an opening (21h) formed in the first adhesive layer (21), and a vent groove (1d) formed through the second adhesive layer (22) or between the second adhesive layer (22) and the air-permeable membrane (11). The vent groove (1d) includes a first portion (d1) extending from an outer peripheral edge of the joining member (1) to a region corresponding to the opening (21h) and a second portion (d2) to which the second principal surface (11b) of the air-permeable membrane (11) is exposed in the region corresponding to the opening (21h).
|Floor pan for connecting a roof-mounted cooling device to the roof of a switchgear cabinet|
A floor pan for connecting a roof-mounted cooling device to the roof of a switchgear cabinet for coupling an interior of the switchgear cabinet to the inner circuit of the refrigerant circulation of the roof-mounted cooling device, having at least one air inlet opening aligned with the hot air outlet of the inner chamber of the switchgear cabinet and at least one air outlet opening communicating with the cold air inlet(s) of the inner chamber of the switchgear cabinet. A plurality of air outlet openings are arranged surrounding at least one air inlet opening, and at least some air outlet openings are covered by ventilation louvres that are pivotable about an axis running in the plane of the floor and are rotatable about an axis running perpendicular to the plane of the floor..
|Pivotable vertical ventilation training systems and apparatuses|
The present disclosure is directed to a simulated roof vertical ventilation training apparatus configured to be pivotably attached to a simulated roof. In some examples, the vertical ventilation training apparatus includes a frame pivotably mounted to an exposed rafter of the simulated roof.
|Fuel cell system|
A fuel cell (fc) system operating as its own hydrogen leak detector. The system including at least one cathode and cathode conduit for passage of oxidant to to the cathode and a housing containing one or more fcs and defining a plenum around the fc.
|Covers for heaters and methods thereof|
A cover for a patio heater that may include a skirt for fitting around a base of the outdoor patio heater, the skirt including a three box pleat with pleats inset with mesh fabric for providing ventilation; a welt cord disposed at a top of the skirt; a neck panel for covering a neck portion of the outdoor patio heater; an opening extending between a top portion of the neck panel to a bottom portion of the skirt through the welt cord; and fasteners disposed on opposing sides of the opening on the neck panel and the skirt at intervals running from the top portion of the neck panel to the bottom portion of the skirt.. .
A centrifugal fan includes a centrifugal impeller rotatable around an axis of rotation; a drive motor of the centrifugal impeller; a casing including a central portion for housing the motor and the centrifugal impeller and a tangential outlet channel in communication with the central portion. The casing has an inlet opening in the central portion and an outlet opening in the tangential outlet channel.
|Modular fan housing with multiple modular units having sound attenuation for a fan array for an air-handling system|
A modular fan housing configured to hold an array of motors and fans is provided. The modular fan housing is configured for use in an air-handling system that delivers air to a ventilation system for at least a portion of a building.
|Cooling structure for led lighting device and light emitting module having the same|
Provided are a cooling structure for an led lighting device and a light emitting module having the same. The cooling structure for an led lighting device according to the present invention has a structure in which an led module is disposed in a tray-shaped heat sink coupled with a lower portion of a lighting box having an led module disposed therein to block the lower portion of the lighting box and perforated with a ventilation hole to make external air flow therein, thereby discharging heat generated from the led module through the heat sink.
A cartridge is equipped with an ink chamber provided on the interior of a case, and a supply port for supplying ink housed in the ink chamber to a printer. A porous member for leading the ink is provided in the supply port.
|Baffled fluid tank with stairway access|
A tank for transporting fluids on a truck chassis includes a front wall, side walls, a back wall, a top, and a floor. Interior stairs extend from the floor to an opening in the top to allow stair access into the interior with integrated safety handrails on the fill port cover.
|Hvac system with camera and microphone|
A heating, ventilation, and air conditioning (hvac) system has an input configured to receive at least one of a first heating setting, a first ventilation setting, a first cooling setting, a first humidity setting, and a first air quality setting, at least one of an image sensor and a microphone connected to at least one component in the hvac system, the image sensor and/or microphone being configured to capture an data from a first zone, and a controller connected to the input and at least one of the image sensor and microphone, the controller configured to control at least one of the first heating setting, the first ventilation setting, the first cooling setting, the first humidity setting, and the first air quality setting in response to receiving the data from at least one of the image sensor and the microphone.. .
|Methods and apparatus for differential energy based airside economizer changeover|
Methods and apparatus for controlling an economizer in a ventilation system based upon moisture related properties of a first input air source and a second input air source to minimize energy for conditioning air in a structure.. .
|Hvac system with selective flowpath|
A heating, ventilation, and/or air conditioning (hvac) system has a furnace comprising a furnace heat exchanger and an indoor hvac unit comprising a refrigerant heat exchanger and at least one of a component of the furnace and a component of the indoor hvac unit are selectively removable from an airflow path of the hvac system.. .
|Outdoor shelter system|
An apparatus includes an elongate base layer that has a first end and a second end. A rain-fly having a first end and a second end is coupled to the base layer and configured to be spaced apart from the base layer such that the rain-fly and the base layer define an internal volume.
|Intermandibular/maxillary ventilation device|
An improved ventilation device that can be inserted into the mouth of a patient to provide an airway through the oral pharyngeal cavity includes: (a) a mouthpiece having an interior portion that is bounded by top and bottom surfaces, outer and inner semi-elliptically-shaped perimeter surfaces and two end surfaces, wherein: (a1) each of these end surfaces is oriented approximately parallel to the minor axes of the perimeter surfaces, (a2) the outer perimeter surface has a front portion proximate the point where it is intersected by its major axis, (b) top and bottom recesses in the mouthpiece's respective top and bottom surfaces that each are configured to accommodate a patient's respective upper and lower teeth, and (c) an airflow passageway through the mouthpiece's interior portion.. .
|Pressure based gas leak testing|
Gas-pressure-based testing, in some embodiments, features a self-leak-testing module (120) that includes an internal sensor and is configured for measuring, using the sensor, gas leakage (179, 180) from a set of walls that defines respective gas passageways that both exist within the module and are incident to the gas pressure measured. One or more walls of the set may extend outside the module.
|Device for surfactant administration and ventilation of low birth weight infants|
A fluid delivery and airway management device including a tubular member dimensioned for introducing a fluid into a trachea of a mammal, the tubular member having a proximal portion, a distal portion, and a middle portion between the proximal portion and the distal portion. The tubular member is dimensioned for positioning of the proximal portion in an oral cavity of a mammal, the middle portion in an oropharynx of the mammal and the distal portion in an esophagus of the mammal.
|Method for operating a fuel system and fuel system|
The invention relates to a method for operating a fuel system (1) of an internal combustion engine, wherein the fuel system (1) has a fuel tank (2) and a ventilation device (3) having at least one ventilation valve (9, 17) for ventilating the fuel tank (2) in the direction of a device (6, 16) that generates a negative pressure, at least intermittently. According to the invention, the magnitude of deformation caused by an internal pressure of the fuel tank (2) of a deformation area (18) of the fuel tank (2) is measured and, if the magnitude of deformation exceeds a threshold, the ventilation valve (17) is closed and/or a bypass (22) is opened.
|Tire information obtaining device, tire condition monitoring system, and method for recovering puncture repair liquid|
A tire information obtaining device provided in a tire cavity region for obtaining tire information related to a condition of a tire includes: a sensor that detects the state of gas in the tire cavity region as the tire information; a valve; and a housing having an internal space for containing the sensor in a state of being compartmentalized from the tire cavity region, a ventilation hole for allowing communication between the internal space and the tire cavity region, and a communication hole connected to a cavity region side opening part of the valve at an end portion on the tire cavity region side and allowing communication between the cavity region side opening part and the tire cavity region.. .
|Crankcase ventilation filter systems; components; features; and, mehtods of assembly and use|
Crankcase ventilation filter assemblies are described and shown. Components, features and methods of assembly and use are described.
|Method for the diagnostic analysis of a heating, ventilation and air-conditioning system (hvac)|
The invention relates to a method for the diagnostic analysis of a heating, ventilation and air-conditioning system (hvac), comprising at least one compressor (comp) connected to an air condenser (cond) and designed for the circulation of a coolant fluid (ff), an evaporator (ev) connected to the air condenser (cond) via a expansion device (det) and permeated by a heat transfer fluid (fc), wherein said air condenser comprises at least one ventilator (vent). Said method permits the determination of enthalpies in the system at the compressor intake, the compressor discharge, the inlet to the expansion device and the outlet of the expansion device, together with the superheating of the system, using only three temperature measurements and the command function of the compressor..
|Hvac heat exchangers|
The invention relates to a heating, ventilation, and air conditioning (hvac) system for a motor vehicle, the hvac system having a length greater than a width and disposed with the length parallel to a longitudinal axis of the motor vehicle and between the front seats thereof. The hvac system includes a plurality of heat exchangers disposed within a housing thereof..
|Supplemental thermal storage|
The present technology relates to a heating, ventilation, and air conditioning (hvac) system for a motor vehicle with supplemental thermal storage, the hvac system having a length greater than a width and disposed with the length parallel to a longitudinal axis of the motor vehicle between the front seats thereof. The hvac system includes a blower assembly disposed beneath an instrument panel of the motor vehicle or inside an engine compartment.
The invention relates to a heating, ventilation, and air conditioning (hvac) system for a motor vehicle, the hvac system having a length greater than a width and disposed with the length parallel to a longitudinal axis of the motor vehicle between the front seats thereof. The hvac system includes a blower assembly disposed beneath an instrument panel of the motor vehicle or inside an engine compartment..
A pump includes an electric motor that is mounted in a motor compartment, a rotor that is mounted in a pump chamber and coaxial to a driven shaft of the motor and driven by the motor, a pump inlet nozzle, and a pump discharge nozzle, wherein the pump is enclosed by a housing and wherein the motor compartment is connected to a surrounding atmosphere by a ventilation channel. The ventilation channel is arranged parallel to the shaft of the motor in the housing and is guided from a lower end of the housing in the region of the pump inlet nozzle up to a passage opening that is formed directly underneath a motor bearing bracket..
|Engine cowl incorporating an equipment ventilation circuit|
The invention relates to an aircraft propulsion engine (1) comprising a case, notably a fan case (18), a cowl (20) forming part of the nacelle of the engine (1), the cowl (20) being designed to at least partially surround said case leaving a space (22) between the cowl and the case (18), in which space (22) at least one piece of equipment (24) is mounted and extends along the axis (10) of said engine (1), the cowl comprising a wall and wall stiffeners fixed to the internal face (34) of this wall, wherein at least a part of the stiffeners of the cowl is arranged to form air guide ducts, said air guide ducts being assembled into an air distribution circuit to ventilate said equipment.. .
|Cap and inkjet recording device|
A cap includes a cap body and an atmosphere communication portion. The cap body comes into contact with and is pressed against a portion around an ink outlet of a nozzle head to form a main space between the cap body and the nozzle head.
A multifunctional dispenser includes a main body having a connecting nozzle and a water supply pipe. A control valve, a regulating device, a proportional control device and a ventilation valve are on the main body.
A power tool includes: a motor; a fan driven by the motor and defining an axis and a radial direction; and a housing for accommodating the motor and the fan therein, the housing including: a peripheral wall formed with a ventilation hole; and a grid partly covering the ventilation hole, the ventilation hole being positioned adjacent to the fan and having a shape defined by a circumferential surface, the grid including at least one elongated portion extending in a longitudinal direction perpendicular to the radial direction, and a distance from the axis of the fan to the circumferential surface is different from a distance from the axis of the fan to one elongated portion in the radial direction of the fan.. .
|Ventilation device, in particular for heating, cooling, and/or humidifying air in residential buildings|
A ventilation device, in particular for heating, cooling and/or humidifying air in residential buildings, includes a duct-shaped housing (1) with an air inlet opening (2) and an air outlet opening (3), and a fan impeller (6) as well as a filter unit, heat exchange unit and/or heating coil unit (14) arranged in the main flow direction (z) of an air flow generated by the fan impeller (6). An air guiding device (17) is arranged in the flow direction (z) of the air flow in front of a suction nozzle (16)—configured as a flow conditioner, includes a bar structure with air guiding bars-such that a flow inlet opening is configured on the suction side at an axial height in front of the flow inlet opening (15) by the bar structure whose opening surface is smaller than the opening surface of the flow inlet opening (15)..
|Dynamic insulation systems|
A dynamic insulation system suitable for deployment within an envelope or facade of a building or habitable construction is described. The system comprises one or more layers of insulation and one or more void space forming elements (5,12b).
|Supplemental heating and cooling sources for a heating, ventilation and air conditioning system|
An hvac system includes a primary hvac unit and a supplemental heat exchanger. The primary hvac unit is disposed within a passenger compartment region of a motor vehicle and configured for at least one of heating and cooling a passenger compartment.
|Crankcase ventilation for an internal combustion engine, tank ventilation conduit and connection system therefor|
A crankcase ventilation for an internal combustion engine with a ventilation conduit which connects the crankcase of the internal combustion engine to an intake duct of the internal combustion engine, as well as a tank ventilation conduit and a connection system for a fluid conduit. The ventilation conduit comprises: a first pipe connector (10), and a second pipe connector (20) with a receiving chamber (24) into which the first pipe connector (10) is insertable, wherein a second groove (22) is formed in the receiving chamber (24), and the first pipe connector (10) has a first groove (12), wherein a compressible retaining ring (40) is inserted into the first groove (12), the compressible retaining ring being engageable with the second groove (22) when the first pipe connector (10) is inserted into the receiving chamber (24), or an expandable retaining ring is inserted into the second groove (22), the expandable retaining ring being engageable with the first groove (12) when the first pipe connector (10) is inserted into the receiving chamber (24)..
|Method and apparatus for milking animals|
Methods and apparatus for milking animals wherein a negative pressure is periodically built up in a teat cup gap in an evacuation phase (a), maintained over a predetermined suction phase (b), and relieved in a ventilation phase (c), and a ventilation is maintained over a predetermined rest phase (d). The ratio between the suction phase (b) and the rest phase (d) changes at least once during the milking operation..
|Multi-split hvac system|
A heating, ventilation, and/or air conditioning (hvac) system has a first variable refrigerant flow outdoor unit, a first ducted variable speed indoor unit configured to selectively exchange refrigerant with the first variable refrigerant flow outdoor unit, and a second indoor unit configured to selectively exchange refrigerant with the first variable refrigerant flow outdoor unit.. .
|Bi-directional ventilation systems for use with aircraft and related methods|
Bi-directional nacelle ventilation and cooling systems for use with aircraft and related methods are disclosed. An example apparatus includes a passageway to fluidly couple an opening formed in a nacelle of an aircraft engine and an engine compartment of the nacelle.
|Gas/liquid separator and components; liquid drain flow assemblies; systems of use ; and, features; and, components|
According to the present disclosure gas/liquid separator assemblies, such as crankcase ventilation filter assemblies, and components are described. Also described are liquid flow control arrangements for facilitating liquid flow from a region of first effective pressure to a region of second higher effective pressure are described.
|Air/oil separator assemblies; components; and methods|
According to the present disclosure, arrangements, systems, components, features and methods for separating hydrophobic fluid such as oil entrained as aerosols from gas streams, such as crankcase ventilation gas streams are described. The components specifically described include a filter cartridge with preferred features for interaction with a filter housing, and a filter housing with preferred features for convenient installation.
|Grow box and method of making a grow box|
A grow box made from a box or cooler with a light enclosure and ventilation ducts for temperature regulation and circulation of air, and a timer for control of the light source. The grow box is sturdy, transportable, and stackable.
|Systems and methods for communicating with heating, ventilation and air conditioning equipment|
Systems and methods for wireless diagnostic equipment. Hvac equipment is configured with wireless technologies that are enabled to communicate diagnostic data with a wireless communications device, such as a smart phone, tablet, laptop or other wireless communications device.