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WO/1985/003111A1 |
A multistage resonant reciprocating compressor having opposed pistons (72-75) that are driven by a plunger unit (32). The plunger unit (32) is suspended between a pair of spaced apart flexure springs (35) and is electrically coupled to a...
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WO/1984/001001A1 |
A pump system for pumping a first fluid from a source to a storage facility (126) comprising a multiple-stage small temperature differential heat-powered pump (124), a second fluid heater (123) operable to heat a second fluid to a fixed ...
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WO/1984/000196A1 |
A completely sealed, self-contained, liquid-cooled gas compressor. It is made up of vertically superimposed and motive power connected electric motor (16), gas compressor (17) and oil pump (18) coaxially positioned within a vertical seal...
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WO/1983/003297A1 |
A miniature cryogenic system preferably operating in a manner similar to a split Stirling cycle utilizes a cold finger (14) with a solid, low weight displacer (46) and a stationary regenerative material (48) external to the displacer (46...
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WO/1983/003296A1 |
A miniature cryogenic cooling system having low microphonics and thermophonics. The apparatus includes a cold finger (10) incorporating primary and secondary working volumes and their associated regenerative beds (22). Both volumes are a...
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WO/1983/000539A1 |
A reciprocatory piston and cylinder machine particularly suitable for use as a vacuum pump includes a cylinder (17), a cylindrical piston (16) relatively slidably reciprocable within the cylinder (17), and means for substantially sealing...
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JP7434945B2 |
To provide a gas compressor which enables improvement of heat radiation performance of a cylinder.A gas compressor includes: a second cylinder 45 which operably supports a piston; a compression chamber which is provided in the second cyl...
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JP7164711B2 |
An oil-injected multistage compressor device that comprises at least one low-pressure stage compressor element (2) with an inlet (4a) and an outlet (5a) and a high-pressure stage compressor element (3) with an inlet (4b) and an outlet (5...
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JP2022542871A |
The configuration according to the invention comprises a cylinder head with an integrated pressure relief system, through which the working chamber of the double-acting piston compressor, which is provided on the valve carrier plate of t...
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JP7133373B2 |
To provide a two-stage compressor structured to be promptly and surely reactivated, the two-stage compressor being an air compressor of a two-stage type which generates high-pressure air.A two-stage compressor comprises oscillation type ...
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JP2022067457A |
To restrain wear of piston rings in a piston provided with two piston ring groups in a compressor for hydrogen gas.A compression stage 15 comprises a cylinder 25, a piston 35, a first piston ring group 41, and a second piston ring group ...
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JP2022067458A |
To restrain wear of piston rings.A cylinder 25 of a compression stage 15 is provided with a first cooling flow passage 71 through which a cooling fluid for absorbing heat generated between the cylinder 25 and a first piston ring group 41...
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JP7048490B2 |
A thermodynamic boiler for exchanging (providing or drawing) heat with a heating circuit includes a thermal compressor. The thermal compressor acts on a compressible fluid and includes at least one compression stage, with an alternating ...
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JP2022502596A |
The labyrinth piston compressor (1) comprises a cylinder (10), a piston (20) disposed within the cylinder (10), and a piston rod (24). The piston rod (24) extends longitudinally (L) and is connected to the piston (20). The piston (20) is...
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JP6962648B2 |
The invention relates to a device and a method for compressing a working medium, comprising:compressing a drive medium in a compressor;moving a drive piston within a first cylinder by means of the compressed drive medium;moving a high-pr...
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JP6951146B2 |
To suppress progress of abrasion or deterioration of a rider ring or grease sealing bearing due to high-temperature blow-by in compression, in an oil-free reciprocating compressor comprising a crosshead piston configured to compress flui...
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JP6907248B2 |
The compressor presents a first and a second cylinder block arranged in V and defining, respectively, a first and a second cylinder, and being affixed on a base block, each cylinder housing a respective piston driven by a crankshaft whic...
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JP6889652B2 |
The present application discloses a compressor including a crank shaft, a first reciprocation converter, a first cylinder body, a first pressurizing portion, a second reciprocation converter, which is connected to the crank shaft with a ...
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JP6790937B2 |
To provide a gas compressor which can inhibit enlargement.A gas compressor includes: a first compression part 11 and a second compression part 12 which compress a gas; a driving mechanism 13 which drives the first compression part 11 and...
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JP6698461B2 |
A gas leak determining method for a multi-stage compressor including: a first compressing unit (10) that compresses a gas; and a second compressing unit (20) that further compresses the gas compressed by the first compressing unit (10) i...
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JPWO2018181975A1 |
In the reciprocating booster compressor, the inside of the crankcase accommodating the crank mechanism is divided into a first space and a second space by a partition wall. At least one of the first space and the second space is pressuri...
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JP6625783B1 |
To reduce a load on a seal member. The present application discloses a compressor unit installed in a ship, which recovers a target gas which is a boil-off gas from an LNG storage tank of the ship and supplies at least a part of the targ...
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JP6584528B2 |
A compressor (22) has: a case (32) defining: a first cylinder bank (70) having a plurality of cylinders (76, 77); a cylinder head (100); a suction port (26); a discharge port (28); and an economizer port (30); a plurality of pistons, eac...
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JP2018204538A |
To suppress resistance generated due to air collected in an air compressor.In an air compressor 20 which compresses air with a first air cylinder 21 and a second air cylinder 22, the first air cylinder 21 has a piston 31 reciprocating in...
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JP6363488B2 |
A compressor of the present invention comprises a crankshaft, a first compression part, and a second compression part for further compressing a gas discharged from the first compression part. The first compression part comprises a first ...
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JP2018518636A |
An ultra-high pressure pressure amplifier or booster is a device that consists of two cylinders with two pistons and are connected so that they operate simultaneously, with simple nested pressure amplifiers (in series or in series). It c...
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JP6294243B2 |
A method for creating a supply of natural gas fuel for a combustion engine, comprising: obtaining boil-off gas from an LNG storage tank containing liquified natural gas, compressing the boil-off gas in a compression stage consisting of a...
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JP2017066959A |
To extend a maintenance life of a rider ring arranged between a cross head piston and a cylinder at a reciprocation compressor including the cross head piston for compressing fluid.This invention provides a compressor including a piston ...
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JPWO2015072547A1 |
To provide a highly efficient and permanent reciprocating positive displacement compression device capable of allowing fluid to enter and exit a suction port and a discharge port at high speed without contact. A pair of suction ports and...
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JP6097051B2 |
A compressor capable of reducing oil circulation rate with a simple structure is provided. A compressor 100 in which a piston 136 is caused to reciprocate, so that a refrigerant gas drawn from a suction chamber 141 via a suction hole 103...
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JP5995342B1 |
[Subject] While with rotation of a rotor moving a cavity in the direction of an axis and dealing with compressive fluid appropriately thermodynamically, changing capacity, sufficient sealing machine style is realized. [Means for Solution...
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JP5976673B2 |
A double-acting refrigerant compressor includes a piston freely guided on two cylinder portions arranged opposite to each other and being immobile relative to each other. The piston includes a flow channel extending internally through th...
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JP5775549B2 |
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JP5766592B2 |
The compressor (1) has a drivetrain (4) mechanically connected to pistons (3A-3D) provided in the compressor stages (A-D) and longitudinally displaceable in compressor cylinders (2A-2D). The liquid columns (9A-9D) accommodating the incom...
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JP5554812B2 |
A cam driven piston compressor includes one or more cams powered by a motor, the cams being adapted to rotate through 360 degrees, and one or more cam followers, each of which is in contact with one of the cams. The compressor also inclu...
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JP5435245B2 |
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JP5380353B2 |
A reciprocating compressor provided with a piston, which is compact and having high sealing performance is provided. A reciprocating compressor includes: a low-pressure compressor unit having a low-pressure piston and a low-pressure cyli...
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JP5338231B2 |
To provide a two-stage compressor equipped with a low-stage side compressing mechanism and a high-stage side compressing mechanism capable of reducing the power required to drive the two-stage compressor. The low-stage side compressing m...
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JP2013181513A |
To provide a compressor and the like that can prevent a disaster and the like caused by refrigerant combustion.A compressor used for a high temperature side compressor or the like of a binary refrigerating cycle device includes: a compre...
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JP5254219B2 |
An improved multi-stage compressor device for compressing gas, which compressor device (1) mainly consists of at least two compressor elements (2-5-28) placed in series one after the other, at least one of which (5-28) is driven by a mot...
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JP5119168B2 |
Reciprocating compressor (1) comprises working cylinders (2, 4) sealed from each other in the region of a piston rod (10) by a seal in the form of an axial gap seal (66) formed between a radial outer peripheral surface of the piston rod ...
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JP2012241719A |
To solve disadvantages by improving a method and apparatus for compressing a gaseous medium.Prior to compression V1, V2, medium to be compressed is heated E1, E2 until at least water condensation/separation during a compression step is p...
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JP5065267B2 |
An apparatus and method for compressing a gas is disclosed. A compressor, in particular a piston compressor, has a low pressure stage for compressing the medium from an inlet pressure to an intermediate pressure, and has a high pressure ...
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JP2011214459A |
To provide an energy-saving multistage compression device having high gas cooling capability while suppressing an increase in the size as much as possible.The multistage compression device includes a compressor 100, an integrated heat ex...
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JP4773022B2 |
The invention relates to a piston arrangement for a dual-stage piston compressor, comprising a cranksbaft and several cylinders which house the operating piston. Said arrangement allows two or more low-pressure stages and at least one hi...
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JP4603365B2 |
A piston compressor comprises a piston ( 12 ) which oscillates in a cylinder ( 14 ). A compressed-gas supply arrangement is provided which comprises a compressed-gas accumulator ( 34 ), a compressed-gas supply line ( 18 ) between a compr...
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JP4584672B2 |
A multi-stage compressor system that compresses air supplied to a cathode of a fuel cell system includes a first stage compressor that compresses inlet air to provide a first pressurized air stream at a first pressure. A second stage com...
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JP4562335B2 |
The invention relates to a method and compressor module for compressing a gas stream of entry temperature t1 with the aid of hydraulically driven piston compressors in two compression stages of an entry pressure p1 from an intermediate p...
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JP4556934B2 |
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JP4432788B2 |
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