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Pressor patents



      
           
This page is updated frequently with new Pressor-related patents. Subscribe to the Pressor RSS feed to automatically get the update: related Pressor RSS feeds.

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Date/App# patent app List of recent Pressor-related patents
04/17/14
20140107907
 Vehicle control apparatus patent thumbnailnew patent Vehicle control apparatus
A vehicle is equipped with an auxiliary that is driven by the output of an internal combustion engine and which is capable of obtaining drive force by transmitting the output of the internal combustion engine to driving wheels. If an air conditioning compressor is being driven during engine idling of the internal combustion engine, an electronic control apparatus implements output-increase control for increasing the output of the internal combustion engine in comparison to when the air conditioning compressor is not being driven.
04/17/14
20140107388
 Fuel gas conditioning process using glassy polymer membranes patent thumbnailnew patent Fuel gas conditioning process using glassy polymer membranes
Disclosed herein is a process for conditioning natural gas containing c3+ hydrocarbons, so that it can be used as combustion fuel to run gas-powered equipment, including gas engines and turbine-driven compressors, in the gas field or the gas processing plant. The claimed process use glassy polymeric membranes that are preferentially permeable to methane over c2+ hydrocarbons to produce a partially purified methane stream.
04/17/14
20140107190
 Highly inducible dual-promoter lentiviral tet-on system patent thumbnailnew patent Highly inducible dual-promoter lentiviral tet-on system
The invention relates to expression systems useful for regulated expression of a gene of interest based on the constitutive expression of the original tetr repressor and the expression of the polynucleotide driven by a constitutive promoter operably linked to an operator sequence for a tetracycline operator sequence. The system can be provided as two different polynucleotides or as an all-in-one vector.
04/17/14
20140105864
 Compositions comprising phytoestrogens selective for estrogen beta receptor and dietary fibres patent thumbnailnew patent Compositions comprising phytoestrogens selective for estrogen beta receptor and dietary fibres
Oral compositions comprising an association of one or of a mixture of phytoestrogens, selective for the estrogen receptor-β, with dietary fibres are described. The compositions thereof can be profitably used for the prophylactic and therapeutic treatment in mammals, including humans, of health conditions characterised by a high risk of onset and recurrence of intestinal adenomas (adenopolyposis coli), and of adenoma's progression to colorectal carcinoma.
04/17/14
20140105809
 Co2 recovery method and apparatus patent thumbnailnew patent Co2 recovery method and apparatus
A co2 recovery method and apparatus for desorbing and recovering carbon dioxide with low energy consumption from a gas discharged from a power generation plant having a boiler and a steam turbine. The adsorption and the desorption of carbon dioxide are performed alternately in two co2 absorbers and located in a co2 recovery apparatus, which each hold a carbon dioxide adsorbent.
04/17/14
20140105774
 Hermetic compressor patent thumbnailnew patent Hermetic compressor
A hermetic compressor is provided that may include a fluid guide disposed in an inner space of an intermediate chamber, so as to guide oil, discharged from a first compression chamber of a first compression device into the inner space of the intermediate chamber, to a second compression chamber of a second compression device without remaining in the inner space of the intermediate chamber, whereby noise generated due to an excessive amount of oil remaining in the inner space of the intermediate chamber may be reduced, and simultaneously a shortage of oil in the second compression device may be prevented.. .
04/17/14
20140105773
 Screw compressor patent thumbnailnew patent Screw compressor
A screw compressor includes a housing having an inlet for receiving gas to be compressed by the compressor and an outlet for discharging pressurized compressed gas. A pair of meshing threaded rotors, each rotor having an axis and being rotatably received in the housing, each rotor having a first end near the inlet and a second end near the outlet.
04/17/14
20140105765
 Subsea compressor directly driven by a permanent magnet motor with stator and rotor submerged in liquid patent thumbnailnew patent Subsea compressor directly driven by a permanent magnet motor with stator and rotor submerged in liquid
The present invention regards a compressor system comprising a compressor unit (1) and a motor unit (2) arranged on bearings (4, 5, 6), where motor and bearings are submerged in a cooling, lubricating and barrier liquid enclosed in a housing (7) having a cooling arrangement and a circulation arrangement, wherein the motor unit (2) is a permanent magnet motor unit.. .
04/17/14
20140105764
 Reciprocating compressor patent thumbnailnew patent Reciprocating compressor
A reciprocating compressor is provided that may include an outer stator; an inner stator provided at an inner side of the outer stator with a predetermined gap therebetween; a mover configured to perform a reciprocating movement in the gap between the outer stator and the inner stator; a piston coupled to the mover to perform a reciprocating movement therewith; a cylinder, into which the piston may be inserted to form a compression space while performing a reciprocating movement; a frame coupled to the cylinder; a first support member coupled to the outer stator and the frame; and a second support member separated from the first support member, but coupled to the inner stator and the frame, thereby facilitating concentricity of the motor and compressor device, as well as simplifying an assembly process as the motor and compressor device are divided into several blocks for assembly.. .
04/17/14
20140105762
 Suction muffler for compressor patent thumbnailnew patent Suction muffler for compressor
To prevent oil from being drawn into a suction muffler of a compressor, a suction muffler 7 is disposed in a compressor casing at an inlet of a compression chamber at an upstream side of a refrigerant passage and positioned so that the suction muffler 7 receives oil, in which an upper lid member 71, and a lower lid member 72 having a bottom wall to which refrigerant introducing and leading-out pipes 8, 72d are connected, are fitted and secured by bringing an inner face of a side wall of the member 71 into tight contact with an outer face of a side wall of the member 72, and a protruding portion 72f is provided by forming a lower end of side wall of the member 71 to protrude below a lower face of bottom wall of the member 72, to surround connecting portions of the pipes 8, 72d.. .
04/17/14
20140105761
new patent Reciprocating compressor
A reciprocating compressor is provided that may include a cylinder having a compression space; a piston inserted into the compression space of the cylinder and making a relative reciprocating movement with respect to the cylinder; and a plurality of resonance springs that supports both sides of a member that makes a reciprocating movement, among the cylinder and the piston, in a movement direction. The plurality of resonance springs may be compression coil springs, and at least one of the plurality of resonance springs may be arranged in a direction such that a direction of a side force of the spring does not correspond to a gravitational direction.
04/17/14
20140105757
new patent System and method of remotely connecting and disconnecting the auxiliary power supply of a frequency inverter for variable capacity compressor employed in cooling systems
System and method of remotely connecting and disconnecting an auxiliary power supply of the frequency inverter for variable capacity compressors employed in cooling systems. The inverter includes a circuit breaker that when it receives an external signal to activate the auxiliary power supply indicating that the auxiliary supply should be connected, the circuit breaker enables the auxiliary power supply, which activates the inverter.
04/17/14
20140105754
new patent Control method of electric compressor controller and refrigerator
A method of controlling an electric compressor of the present invention, comprises the steps of: setting a specified constant rotating speed as a target rotating speed (rt) of a dc motor (103) (s1); obtaining an actual measurement rotating speed (rm) which is a measurement value of a rotating speed of the dc motor (103) (s2); adjusting a duty ratio of driving electric power of the dc motor (103) so that the actual measurement rotating speed (rm) matches the target rotating speed (rt) (s3); and newly setting the target rotating speed based on a change in the duty ratio (s4).. .
04/17/14
20140105748
new patent Drum blade lock in a circumferential rotor groove
The subject application relates to blade root wedging lock in a circumferential groove in a rotor such as the drum of an axial turbomachine compressor. The body (32) of the lock includes a solid portion (38) designed to be housed in the groove and having two opposite bearing surfaces (40) and at least one circumferential wedging surface (42).
04/17/14
20140105736
new patent Centrifugal compressor
A centrifugal compressor includes an expanded section which forms a cylindrical space between a suction opening and an impeller. An inlet tapered section is formed on an inlet side of the expanded section, and an outlet tapered section is formed on an outlet side of the expanded section.
04/17/14
20140105734
new patent Turbocompressor
A turbocompressor provided with a case, a centrifugal first stage and second stage compressing unit disposed on the case, and a driver unit for driving the first stage and second stage compressing units. The interior of the case is partitioned into a first cooling area which houses a first cooling device, a second cooling area which houses a second cooling device, an oil tank, and a blowoff silencer chamber.
04/17/14
20140105733
new patent Compressor with cooling function
The inner wall surfaces on the discharge sides of a cooling area have arc-like curved surfaces. The curvature of upper-side inner wall surfaces above a boundary part and the curvature of lower-side inner wall surfaces below the boundary part are set to be different from one another, the boundary part being located above the center line of cooling devices..
04/17/14
20140105724
new patent System and methodology for wind compression
A wind compressor system having one or more wind turbines and a plurality of wind compressors located proximate the one or more wind turbines. The wind compressors optimize the energy created by the wind turbines by redirecting and converging the wind from the wind compressor to the wind turbines.
04/17/14
20140105723
new patent Gas turbine diffuser blowing method and corresponding diffuser
A diffuser of a compressor of centrifugal or mixed type includes two end plates which enclose a plurality of regularly distributed circumferential blades, and at least one transverse upstream passage produced in lower or upper surfaces of the blades. An injection/withdrawal coupling is achieved by a recirculation of a stream in an air passage of the diffuser on the basis of injection of air from at least one point in a leading edge zone of an upstream side of the diffuser.
04/17/14
20140105722
new patent System and methodology for wind compression
A wind compressor system having one or more wind turbines and a plurality of wind compressors located proximate the one or more wind turbines. The wind compressors optimize the energy created by the wind turbines by redirecting and converging the wind from the wind compressor to the wind turbines.
04/17/14
20140105525
new patent Dry gas thrust bearing for use in rotating equipment
A dry gas thrust bearing is provided for use in rotating equipment and more particularly, this thrust bearing is designed to support compressor/turbine thrust loads in an improved arrangement which does not require oil lubrication and which is designed to support necessary shaft thrust loading by the utilization of a dry gas film. The bearing includes a shaft rotor between two axially movable stators and relies on a dry gas film to separate the rotor and stators.
04/17/14
20140105418
new patent Frequency domain multiband dynamics compressor with spectral balance compensation
A multiband dynamics compressor implements a solution for minimizing unwanted changes to the long-term frequency response. The solution essentially proposes undoing the multiband compression in a controlled manner using much slower smoothing times.
04/17/14
20140104760
new patent Premises power source accessory panel for an outdoor unit and method of adapting an outdoor unit with the same
An outdoor unit of an hvac system comprises a frame, at least one refrigerant coil mounted to the frame, a fan motor, a compressor, a controller, and a premises power source accessory panel. The fan motor is coupled to a fan which drives air through the refrigerant coil.
04/17/14
20140104289
new patent Compressor, driving device, display device, and compression method
A compressor includes a calculation unit configured to receive image data indicating pixel values of a plurality of pixels and to calculate compression ratios of compression processing methods when pixel values of the pixels in a frame are compressed; a selection unit configured to select one of the compression processing methods based on a relation between the calculated compression ratios and a predetermined threshold value; and a compression unit configured to compress and output the pixel values in the frame using the selected compression processing method.. .
04/17/14
20140104006
new patent Passive and active suppression of vibration induced phase noise in oscillators
An oscillator system having: an uhf oscillator, such as a saw oscillator, for producing a signal having a controllable frequency; a passive vibration, suppressor mechanically coupled to the uhf oscillator for suppressing vibrations above a predetermined bandwidth bw1 on the uhf oscillator; and an active vibration suppressor. The active vibration suppressor includes an accelerometer for sensing vibrations within a predetermined bandwidth bw2 on the uhf oscillator; and an hf or vhf oscillator, such as a crystal oscillator, producing a signal having a frequency controlled by the accelerometer.
04/17/14
20140102831
new patent Turbo compressor
A turbo compressor includes a housing in which lubrication oil is accumulated, a gear that is housed in the housing and to which the lubrication oil is supplied, a demister that is disposed above the gear and on which an intake is provided to catch oil mist of the lubrication oil in the housing, a gear cover that is provided surrounding the gear to catch lubrication oil splashed by the gear and then drip the caught lubrication oil downward, and a demister cover that is disposed near the demister to drip the lubrication oil caught by the demister downward. Here, a narrow gap is formed between the demister cover and an inner wall surface of the housing.
04/17/14
20140102668
new patent Vapor-compression refrigeration apparatus with backup air-cooled heat sink and auxiliary refrigerant heater
Apparatus and method are provided for cooling an electronic component. The apparatus includes a refrigerant evaporator in thermal communication with a component(s) to be cooled, and a refrigerant loop coupled in fluid communication with the evaporator for facilitating flow of refrigerant through the evaporator.
04/17/14
20140102665
new patent Fluid management in a hvac system
Embodiments of a spill over tank for an evaporator of a hvac system are described. The spill over tank may be configured to receive a refrigerant directed out of the evaporator.
04/17/14
20140102646
new patent Evaporator system
Evaporator system of the mechanical vapor recompression type, which has a housing (1) and evaporator tubes (2) positioned parallel to each other. A product inlet (3) in fluid communication with a distribution element (4) is connected to the evaporator tubes (2), and a secondary channel (5) is formed between the inside surface of the housing (1) and the external surfaces of the evaporator tubes (2).
04/17/14
20140102587
new patent Hydrogen station
Provided is a hydrogen station that is used to charge hydrogen to a hydrogen tank mounted on a vehicle, the hydrogen station including: a compressor that compresses hydrogen; a lubricant cooling unit that cools the lubricant of the compressor while circulating the lubricant; a hydrogen cooling unit that is capable of cooling hydrogen which is not charged to the hydrogen tank mounted on the vehicle yet and is compressed by the compressor; a sensor that detects whether the vehicle approaches or reaches the hydrogen station; and a startup unit that starts up at least one of the lubricant cooling unit and the hydrogen cooling unit by a signal from the sensor.. .
04/17/14
20140102424
new patent Method for purging condensate from a charge air cooler
Embodiments for controlling condensate in a charge air cooler are provided. In one example, a method for a charge air cooler comprises, responsive to a condensate level in the charge air cooler, increasing boost pressure and maintaining a requested level of torque by routing a portion of air flow exiting the charge air cooler to an intake passage upstream of a compressor.
04/17/14
20140102247
new patent Connecting rod for refrigeration compressors
The compressors of the invention comprise: a crankcase carrying a cylinder, inside which is lodged a piston provided with two radial holes and with one eccentric axial hole; a connecting rod having a smaller eye mounted in the interior of the piston and connected to a larger eye through a rod; a wrist pin provided with a diametral hole and disposed through the smaller eye of the connecting rod and through the opposite radial holes of the piston; and an elastic pin to be inserted in the eccentric axial hole of the piston and in the diametral hole of the wrist pin. The connecting rod incorporates an indexing stop which defines an axial seating surface for a tool for inserting the elastic pin, said axial seating surface being positioned at a predetermined distance from the axis of the smaller eye of the connecting rod..
04/17/14
20140102209
new patent Enhanced static-dynamic pressure transducer suitable for use in gas turbines and other compressor applications
This disclosure provides example methods, devices and systems associated with filter structures employed with sensors. In one embodiment, a method comprises receiving, at a first filter having a plurality of pores, a pressure, wherein the pressure includes a static pressure component and a dynamic pressure component; filtering, by the first filter, at least a portion of the dynamic pressure component of the pressure; outputting, from the first filter, a filtered pressure; and wherein the filtered pressure is used to determine the dynamic pressure component..
04/17/14
20140102130
new patent Systems and methods for using two refrigerants, augmentation and expansion valves to enhance mechanical advantage
A mechanical leverage system comprising an expansive side and a compressive side, wherein the compressive side comprises a compressor which is in controlled fluid communication with a first evaporator and a first condenser, wherein the expansive side comprises an expander which is in controlled fluid communication with a second evaporator and a second condenser, wherein the second evaporator absorbs heat from a space such as an attic and drives the expander, and thus, the compressor to which the expander is connected, and wherein there is a difference between the properties of the refrigerant used in the expansive side and the compressive side, such that the difference in refrigerant properties influences the mechanical advantage ratio of the system.. .
04/17/14
20140102126
new patent Device for the thermal conditioning of a passenger compartment of a vehicle
A device for thermal conditioning includes a cooling fluid circuit, a heat transfer fluid circuit, and a fluid/fluid heat exchanger that is intended to enable thermal exchange between the cooling fluid and the heat transfer fluid. The cooling fluid circuit includes at least one compressor, a first outer heat exchanger through which an outer air flow passes and a first evaporator.
04/17/14
20140102119
new patent Adsorption cell for an adsorption compressor and method of operation thereof
Wherein the characteristic dimension r (e.g. The radius) and the length l of said adsorption material are chosen such that l/r>10, more preferably larger than 15, most preferably larger than 20..
04/17/14
20140102115
new patent Turbo-engine, particularly internal combustion engine
The invention is directed to a turbo-engine, particularly internal combustion engine, comprising a housing and therein a bladeless turbine section (30; 42; 67) of the stacked disc- or tesla-type construction, wherein the turbine section (30; 42; 67) has a plurality of closely spaced discs (32; 49; 61) arranged for common rotation about a rotation axis in the housing, said turbine section (30; 42; 67) is adapted for passing with tangential flow components a working fluid stream from a radially inner region to a radially outer region of said turbine section (30; 42; 67) while adopting energy from said working fluid stream for rotating the discs (30; 49; 61). Preferably, the turbo-engine further comprises a compressor section (40; 66) of the stacked disc- or tesla-type construction having a plurality of closely spaced discs (45; 61) arranged for common rotation about said rotation axis and a combustion zone (41; 64), wherein said compressor section (40; 66) being arranged coaxially with—and radially inwardly of the turbine section (30; 42; 67) with the combustion zone (41; 64) provided radially between the compressor section and the turbine section..
04/17/14
20140102103
new patent Gas compressor
A gas compressor includes a compressor unit having a compressor body for compressing gas and an electricity-generation device generating electricity by obtaining a driving force by vaporizing a working fluid utilizing exhaust heat generated by a compressing action in the compressor body and expanding the working fluid so as to utilize the power generated by the electricity-generation device as a power source, and includes a switch device switching between power from the electricity generation device and power from a commercial power supply to supply power to the power consumption equipment, and a control device detecting an electricity-generation amount or a value correlative to the electricity generation amount and switching between the powers by the switch device, thereby generating the power using exhaust heat as a heat source to surely drive an auxiliary machine by a simple configuration regardless of a shortage of the electricity generation amount.. .
04/17/14
20140102099
new patent Power generation plant and method of operating a power generation plant
A power generation plant including a solar radiation receiver for heating a medium stream and a turbine assembly being arranged to receive the heated medium stream from the solar radiation receiver, said turbine assembly being coupled to an electric power generator, wherein a combustor is positioned downstream of the solar radiation receiver and upstream of the turbine assembly, an air compressor unit having a compressed air outlet is arranged to supply compressed combustion air to the combustor, and a steam generator is arranged to extract heat from an outlet flow from the turbine assembly, and to produce steam to be transmitted to a medium stream inlet of the solar radiation receiver and subsequently to combustor. The invention also related to a method..
04/17/14
20140102096
new patent Carbon-dioxide recovery system
It is an object to supply stable motive power to a compressor even if load variations have occurred in an electric power station. Provided is a co2 recovery system equipped with a co2 compressor 12 that compresses recovered co2 removed by a co2 recovery unit 11, a steam turbine 13 that supplies motive power to the co2 compressor 12, and an auxiliary motor 14 that, if there is a shortage of the motive power from the steam turbine 13, supplies the co2 compressor with motive power in an amount corresponding to the shortage..
04/17/14
20140102076
new patent Turbine section of high bypass turbofan
A turbofan engine has an engine case and a gaspath through the engine case. A fan has a circumferential array of fan blades.
04/10/14
20140100729
Hybrid electric vehicle and method of controlling driving of the same
Provided is a hybrid electric vehicle that includes a turbocharger and a method for controlling driving of the hybrid electric vehicle accordingly. In particular, an engine and a motor are configured to generate power respectively.
04/10/14
20140100682
System and method for digital signal processing
The present invention provides methods and systems for digital processing of an input audio signal. Specifically, the present invention includes a high pass filter configured to filter the input audio signal to create a high pass signal.
04/10/14
20140100405
Flexible butadiene extraction process
A butadiene extraction processes designed for flexible operations, with or without a compressor, is disclosed. The ability to run at both high and low pressures provides added process flexibility..
04/10/14
20140099428
Currency operated tire inflation and repair apparatus and methods
The present disclosure provides tire repair assemblies that can include: a tire sealant tank; an air assembly coupled to the tire sealant tank; a valve configured to control fluid communication between the tank and the air assembly; and a currency operating assembly configured to control the valve. Methods for repairing tires are also provided with the methods including providing tire sealant to a tire from a tire repair assembly upon depositing currency in the tire repair assembly.
04/10/14
20140099218
Rotary compressor
A rotary compressor 100 of the present invention includes a compression mechanism 3, a motor 2, a suction path 14, a communication passage 16 and an on-off valve 32 as a control mechanism 30. The rotary compressor 100 further includes an interior space 28, a first check valve 35a and a second check valve 35b.
04/10/14
20140099216
Free piston type torsion drive compressor
The invention relates to a free piston type compressor 10 according to the invention comprises a first free piston 2a and a second free piston 2b interconnected by a torsion body 3a and 3b, and elastic bending element 4a and 4b to the central electromotor 5. In accordance with the invention the driving force is applied transversely to the direction of the expected displacement d of the first free piston and the second free piston..
04/10/14
20140099196
Exhaust-gas turbocharger
An exhaust-gas turbocharger (1) having a compressor housing (2); a turbine housing (3); and a bearing housing (4) which has a compressor-side flange (5) and which has a turbine-housing-side flange (6). The turbine-housing-side flange (6) is produced from a material which corresponds in terms of its mechanical and thermal properties to the material of the turbine housing (2)..
04/10/14
20140099187
Oil baffle for gas turbine engine fan drive gear system
An exemplary turbine engine assembly includes a first shaft that is rotatably driven by a second shaft of a gas turbine engine, a compressor hub driven by the second shaft, the compressor hub within a compressor section of the gas turbine engine, an epicyclic gear train that is driven by the first shaft, and a common attachment point that secures the first shaft and the compressor hub to the second shaft.. .
04/10/14
20140098968
Noise suppression device
Disclosed is a noise suppression device including an input signal analyzer 8 that analyzes the harmonic structure and periodicity of a plurality of input signals on the basis of the power spectra of the plurality of input signals, a power spectrum synthesizer 9 that synthesizes the power spectra of the plurality of input signals to generate a synthesized power spectrum according to the result of the analysis by the input signal analyzer 8, a noise suppression amount calculator 10 that calculates an amount of noise suppression on the basis of the synthesized power spectrum generated by the power spectrum synthesizer 9 and an estimated noise spectrum estimated from the input signals, and a power spectrum suppressor 11 that carries out noise suppression on the synthesized power spectrum generated by the power spectrum synthesizer 9 by using the amount of noise suppression calculated by the noise suppression amount calculator 10.. .
04/10/14
20140098119
Data processing apparatus for transmitting/receiving compression-related indication information via display interface and related data processing method
A data processing apparatus has a compressor and an output interface. The compressor generates a compressed display data by compressing a display data according to a compression algorithm.
04/10/14
20140098115
Data processing apparatus with adaptive compression algorithm selection based on visibility of compression artifacts for data communication over display interface and related data processing method
A data processing apparatus has a compressor and an output interface. The compressor receives an input display data, and generates an output display data according to the input display data.
04/10/14
20140098114
Data processing apparatus with adaptive compression algorithm selection for data communication based on sensor input/display configuration over display interface and related data processing method
A data processing apparatus has a compressor and an output interface. The compressor receives an input display data, and generates an output display data according to the input display data.
04/10/14
20140098111
Data processing system for transmitting compressed display data over display interface
A data processing system has a first data processing apparatus and a second data processing apparatus. The first data processing apparatus includes a first controller, a display processor, a compressor and an output interface.
04/10/14
20140098110
Data processing apparatus with adaptive compression/de-compression algorithm selection for data communication over display interface and related data processing method
A data processing apparatus has a compressor and an output interface. The compressor generates an output display data according to an input display data.
04/10/14
20140097790
Bidirectional wireless charging/discharging device for portable electronic device
A bidirectional wireless charging/discharging device for the portable electronic device includes a logic control unit, a boost/buck unit, first and second reverse current suppressors, a control switch, and a receipt/transmission mode selection unit. The logic control unit includes an automatic mode selection resetting module.
04/10/14
20140097562
Tunable passive vibration suppressor
An apparatus and method for vibration suppression using a granular particle chain. The granular particle chain is statically compressed and the end particles of the chain are attached to a payload and vibration source.
04/10/14
20140097165
Portable air compressor/generator control method and system
A welding system is provided that includes an engine, a compressor coupled to the engine, and a regulator coupled to the compressor and located on a control panel. Another welding system is provided that includes an engine, a compressor coupled to the engine and a monitor circuit configured to monitor the duration of operation of the compressor by monitoring engagement of the clutch.
04/10/14
20140097138
Septic system
A system and method includes an aeration subsystem that excites enzymes in the liquid waste passing through the septic system. The aeration subsystem includes a compressor section that compresses the liquid waste.


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