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Match
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Document |
Document Title |
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8113011 |
Apparatus for use as a heat pump
Apparatus (10′) for use as a heat pump comprising: compression chamber means (40′); inlet means (30′) for allowing gas to enter the compression chamber means; compression means (60′) for compres...
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7784300 |
Refrigerator
This invention provides a refrigerator using a gaseous working fluid such as air and based upon the well-developed structure of reciprocating compressors or rotating engines. The invention combines...
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7762099 |
Refrigeration apparatus
A first and a second expansion and compression machine (30, 40) having different volume ratios (Vc/Ve) are connected in parallel to a refrigerant circuit (10) of a refrigeration apparatus....
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6662575 |
Conditioning of air supply
A method and apparatus for conditioning a supply of bleed air from an aircraft engine to a system using such bleed air, including passing the bleed air to a turbine over which the air is expanded...
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6397623 |
Cooling device
An object of the present invention is to provide a cooling device which solves various problems such as the economical efficiency, pulsation of cold air, etc. In a cooling device of the present...
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5535601 |
Air conditioning system
An air conditioning system comprises: a motor (5, 69); a speed increasing mechanism (7) connected to the motor to increase revolution speed of the motor; an air compressor (3) driven by the motor...
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5295370 |
Air conditioner
An air conditioner comprises a compressing and expanding apparatus which includes a compressing system for compressing air taken into compression chambers in one of two cylinder blocks through an...
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4520632 |
Method and apparatus for extracting heat and mechanical energy from a pressured gas
The disclosure provides a rotating cylinder defining an elongated S-shaped fluid pressure chamber having the two ends thereof remotely located with respect to the axis of rotation. The S-shaped...
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4513576 |
Gas pressure operated power source
The disclosure provides an oscillatable body mounting a cylinder defining an elongated fluid pressure chamber having at least one end thereof remotely located with respect to the axis of...
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4483154 |
Refrigerated air conditioning system using diaphragm pump
A refrigeration system includes a first evaporator for evaporating a first refrigerant. The pressure exerted by the evaporated first refrigerant is used to drive a gas-driven diaphragm pump. The...
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4433551 |
Method and apparatus for deriving mechanical energy from a heat source
The invention provides a method and apparatus for operating any centrifugal piston expander to convert energy derived from a heat source into mechanical energy. Pressured gas received from the heat...
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4420945 |
Method and apparatus for extracting energy from a pressured gas
The disclosure provides a method and apparatus for extracting heat and/or mechanical energy from a pressured gas wherein the pressured gas is applied to the radially outer ends of rotating cylinder...
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4398396 |
Motor-driven, expander-compressor transducer
The expander-compressor transducer of this invention is for expanding refrigerant fluid from a high pressure source into a low pressure heat absorber while simultaneously precompressing the same...
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4345926 |
Expansion engine
An expansion engine fixed to a flange so as to extend into a vacuum tank comprises an outer cylinder inserted in said vacuum tank and having its proximal end opening into the atmosphere, an inner...
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4335579 |
Refrigerating system
Refrigerating system including a first refrigerator and a second refrigerator. The second refrigerator comprises a compression piston-cylinder assembly and an expansion piston-cylinder assembly...
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4242878 |
Isothermal compressor apparatus and method
An isothermal compressor apparatus and method, the apparatus including a compression chamber, a piston operable in the compression chamber and an evaporation chamber disposed in heat exchange...
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4208885 |
Expander-compressor transducer
The expander-compressor transducer of this invention is for expanding refrigerant fluid from a high pressure source into a low pressure heat absorbing heat exchanger while simultaneously...
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4139991 |
Gas conditioner
The gas conditioner comprises a cooling device including a pulsing tube and switching means for alternatingly connecting said tube to a source of compressed gas and to a consumer. The switching...
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3999402 |
Cam drive pump refrigerators
A double-acting cam drive piston pump-refrigerator having a double-acting expander piston and a compact heat exchange condenser and evaporator with high density arrangement of heat exchange material.
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3937030 |
Method and device for gas refrigeration
An open-cycle air-conditioner for compressing and expanding gas with heat rejection for cold production and more particularly to improved means for carrying out thermodynamic cycles in open cycle...
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3914958 |
Cam drive pump refrigerators
This is a counter-bevelled cam drive piston pump with optional multiple stages of compression and vacuum pumping for use in compression pumping, vacuum pumping and open or closed cycle refrigeration.
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3896632 |
Air cycle heating or cooling
A method and apparatus for pumping heat utilizes air or other gas as the working fluid wherein a positive displacement compressor and a positive displacement expander are mechanically interlocked,...
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3710586 |
REFRIGERATION SYSTEM WITH FLUID TRANSFORMER FOR CONTROLLING REGRIGERANT FLOW
By connecting the primary and secondary flow circuits of a fluid transformer in different portions of a vapor compression refrigeration cycle, the refrigerant flowing in the primary may be used to...
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3574998 |
CRYOGENIC EXPANSION ENGINE
A cryogenic gas-expansion engine which includes a cold end having a piston reciprocable within a cylinder and valves controlling the admission and exhausting of gas from the cylinder so as to...
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RE04603 |
Title is not available
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RE21203 |
Title is not available
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RE08955 |
Title is not available
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RE12061 |
Title is not available
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RE04525 |
Title is not available
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3470065 |
PRODUCTION OF COLD NEUTRONS
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3376712 |
Refrigerators operating at very low temperatures
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3360955 |
Helium fluid refrigerator
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3315490 |
Cryogenic refrigerator
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3274795 |
Fluid operating apparatus
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3261171 |
Heat machine and method
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3233426 |
Expansion engine
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3199304 |
Methods for producing low temperature refrigeration
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3131547 |
Expansion engine
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3045436 |
Pneumatic expansion method and apparatus
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3031771 |
Compression-expansion air cycle for clothes dryers
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3010641 |
Plant for producing highly compressed air
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2986907 |
Refrigeration system
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2975607 |
Revaporization of liquefied gases
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2966034 |
Reciprocating flow gas expansion refrigeration apparatus and device embodying same
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2966402 |
Treatment of natural gas in distribution systems
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2903862 |
Heat transfer and conversion system
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2881599 |
Device for thawing an ice separator used in a system comprising a cold gas refrigerator
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