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WO/2016/114894A1 |
A bearing arrangement 24 for a wobble plate piston pump 10 includes first, second, third, and fourth bearing assemblies 90, 92, 94, 96. The first and second bearing assemblies 90, 92 support the drive shaft portion 70 for rotation within...
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WO/2016/112462A1 |
A pump system for pumping a liquefied gas fluid from a cryogen space defined by a thermally insulated fluid storage vessel having a first pump with an inlet and an outlet, and a second pump with an inlet in fluid communication with the o...
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WO/2016/085309A1 |
The present invention relates to a vacuum pump installed on a vacuum container, the vacuum pump comprising: a cylinder main body provided with a space and a moving hole therein; a cover coupled to the cylinder main body and providing a r...
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WO/2016/076539A1 |
The present invention relates to a vacuum pump used in vacuum packaging machines which vacuum-pack food, clothes, etc. and, more particularly, to a vacuum pump for a vacuum packaging machine which embeds therein a vacuum detection means ...
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WO/2016/069667A1 |
A compressor may include a crankcase, a crankshaft, a piston, a discharge valve and a suction plenum. The crankcase defines a discharge plenum receiving working fluid at a first pressure. The crankshaft is disposed within the discharge p...
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WO/2016/055398A1 |
The invention relates to a device for improving a vacuum in the housing of a machine, in particular a centrifugal-mass energy store, comprising a rotor, for example a shaft (4) having a centrifugal mass (3) arranged thereon, which rotor ...
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WO/2016/047419A1 |
Rare-earth cold storage material particles comprising a rare-earth oxide or a rare-earth sulfide, wherein the rare-earth cold storage material particles are characterized in that the rare-earth cold storage material particles comprise si...
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WO/2016/045592A1 |
Disclosed is a buoyancy-type gas compressor, comprising a compression box (2), a positioning steering wheel (3), an air suction pipe (5), an air suction chamber (6), a low pressure liquid level (7), a high pressure liquid level (8), an a...
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WO/2016/038041A1 |
The invention relates to a compressor device, to a cooling device equipped therewith, and to a method for operating the compressor device. Pulse tube coolers or Gifford-McMahon coolers are used to cool nuclear spin tomographs, cryopumps,...
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WO/2016/035703A1 |
The present invention enables quick evacuation of a chamber to a specified degree of vacuum while increasing selectivity of evacuation conditions. This vacuum-processing device is provided with: a chamber (40) that enables a workpiece to...
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WO/2016/029329A1 |
The invention relates to a multi-chamber with ultra-high-pressure or hydraulic motor compressors or motor pumps for compressing gas or liquid at ultra-high pressure, formed by several different-sized concentric chambers, wherein each cha...
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WO/2016/027032A1 |
The invention relates to an apparatus including two separate assemblies, comprising a stationary block (12) including a motor (16) and a vacuum pump (14), and a movable head (20) including a switch for controlling the motor and a suction...
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WO/2016/017376A1 |
The present invention addresses the problem of providing a dry pump and an exhaust gas treatment method which can improve the suppression of a reaction product from adhering onto a gas discharge port, a gas exhaust pipe, or the like of t...
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WO/2016/008367A1 |
Disclosed are a high vacuum electric arc pump (1), and a high vacuum electric arc pump unit, a cryogenic high vacuum electric arc pump unit, a high vacuum evaporation coating unit and a cryogenic electric arc pump evaporation coating uni...
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WO/2015/198235A1 |
Getter pumping system particularly useful for linear accelerators or more generally high-volume environments,wherein a plurality of getter cartridges (100, 100', 100",... 100n) having a linear support (110, 110', 110",... 110n) and a plu...
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WO/2015/182699A1 |
This invention pertains to a gas-evacuation system that is used to evacuate treatment gases from one or more treatment chambers used, for example, in a semiconductor-device manufacturing apparatus. This gas-evacuation system is a vacuum ...
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WO/2015/165544A1 |
The present invention relates to a method of pumping in a pumping system (SP, SPP) comprising: a primary lubricated vane screw vacuum pump (3) with a gas inlet opening (2) linked to a vacuum chamber (1) and a gas outlet opening (4) that ...
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WO/2015/159998A1 |
The present invention relates to a quick-release valve used in a vacuum system and a vacuum pump apparatus comprising same. The release valve comprises a sliding valve member operated by air pressure, which is configured so that a vacuum...
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WO/2015/150974A1 |
Getter pump comprising a casing(21, 21'), whose shape is a solid of revolution with a revolution axis (26), and a plurality of getter cartridges (22, 23, 24, 25) mounted within said getter pump casing(21, 21'), each cartridge (22, 23, 24...
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WO/2015/143219A1 |
A cryopump comprises a refrigerator, a condensing array cooled by the refrigerator, a radiation shield surrounding the condensing array and cooled by the refrigerator. The radiation shield has a frontal opening covered by a frontal array...
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WO/2015/141602A1 |
[Problem] To provide a nitrogen heating unit capable of preventing the coagulation and deposition of a sublimation material and capable of being installed with ease in already-operating facilities. [Solution] Provided is a nitrogen heati...
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WO/2015/139126A1 |
Abstract A piston seal for a reciprocating piston is disclosed having the shape of split ring comprising a first end segment and a second end segment overlapping along a split surface that extends from the inner circumferential surface t...
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WO/2015/137572A1 |
The present invention relates to a power saving device for a cryopump system including a cryo compressor and, more particularly, to a power saving device for a cryopump system that adjusts the flow of coolant supplied to the cryopump acc...
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WO/2015/121222A1 |
The invention concerns a pumping system intended to be connected to a load-lock chamber (2) for loading and unloading a substrate (5), comprising at least a first primary pumping unit (9a, 9b) having a first maximum pumping speed (S1) an...
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WO/2015/094591A1 |
A system for determining mechanical stress of a compressor is provided. The system includes a reciprocating compressor. The system also includes a magnetostriction sensor coupled to the reciprocating compressor and configured to measure ...
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WO/2015/074509A1 |
A vacuum pump of a vacuum sealer, comprising a housing (1), an actuator (2), and air pumps (4) driven by the actuator (2). The actuator (2) is a dual shaft motor. Output shafts (21) at both extremities of the motor are connected to eccen...
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WO/2015/075009A1 |
Previously known vacuum pump units for evacuating a receptacle via a suction chamber comprise a vacuum pump which, along with the receptacle, defines a direction of evacuation through the suction chamber. Proceeding from said vacuum pump...
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WO/2015/074740A1 |
The invention relates to a piston compressor (1) for compressing a cryogenic fluid medium (M), in particular in the form of hydrogen. It is provided according to the invention that an encircling first gap (S) between a first piston (31) ...
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WO/2015/070114A1 |
A fluid pressurizing system includes a group of three intensifiers each including a reciprocating piston operable through a cycle at a frequency to discharge a flow of ultra high pressure fluid. The group of intensifiers is operable in a...
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WO/2015/052280A1 |
Disclosed is a blow-out unit (76) for a vacuum pump (28) for generating negative pressure in a negative pressure chamber (40), more particularly in a brake booster (24), by extracting air (30) from the negative pressure chamber (40), com...
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WO/2015/043964A1 |
The invention relates to a vacuum pump housing comprising a pump housing which forms a suction chamber. A cooling element is arranged on an outer face of the pump housing. Furthermore, a fastening element is connected to the pump housing...
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WO/2015/045998A1 |
The purpose of the present invention is to provide a simple overpressure prevention means for a crank chamber that does not increase weight or cost, and that does not cause damage to a structure constituting a pressure booster compressor...
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WO/2015/011358A9 |
The sealing device (1) for a piston (2) the fixed skirt (5) of which moves in a cylinder (8), comprises a sliding skirt (6) through which there passes axially a pressure-transmitting duct (10) and which is connected to the fixed skirt (5...
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WO/2015/018880A1 |
The invention relates to a device for extracting water from atmospheric air by means of a flowable sorbent for sorbing the water, wherein the sorption by means of the flowable sorbent (3) is provided at least along a sorption path (2) of...
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WO/2015/014643A1 |
The present invention relates to an apparatus (1) for evacuating a system (3), comprising a pump (5), the pump (5) being suitable for being in connection with the system (3) with its inlet (7), a pressure tank (11) and a directional cont...
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WO/2015/015868A1 |
A negative pressure pump (10) comprises the following: a housing (20) into which a drive shaft (100) is inserted; a pump unit (30) that generates negative pressure as a result of the rotation of the drive shaft being transmitted to a dri...
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WO/2015/012800A1 |
Disclosed are methods of enhancing resistance to erosion, corrosion, wear and tear, and fatigue in high-pressure pumps. One method includes providing a fluid end that comprises a body defining a pressure chamber in fluid communication wi...
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WO/2015/003651A1 |
A flange (50) for a pump (10) comprises a first face (65); a second faces (85); a passageway (110) for cryogenic fluid flow extending from the first face (65) to the second face (85), and the passageway (110) for a pipe (40) and comprisi...
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WO/2015/001059A1 |
The present invention relates to a dry low vacuum pump comprising a valve element with through-passage (10; 15) arranged in the delivery port (9), said valve element with through-passage (10) being able to move between a closed position ...
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WO/2015/001118A1 |
A starting valve (100) for a fluid operating machine (200) for a vacuum system (1000). The starting valve (100) comprises: - a valve body (10) with an opening (17) to let a gas in; and an actuating piston (13) splined on a stem (16) free...
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WO/2015/001571A2 |
This invention relates to a positive displacement pump mechanism. It can be used in pumps to move (pump) fluids and K can be used in turbines for extracting energy from a fluid flow. There are two drums working together, when one drum ro...
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WO/2014/196248A1 |
[Problem] To provide a vacuum pump equipped with a control unit and capable of definitively preventing condensation on the surface of a cooling pipe or the vicinity thereof, and effectively reducing trouble such as electronic device fail...
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WO/2014/178980A1 |
A pump including a cylinder body having first and second ends and a cylinder bore, a plug shaft including first and second ends and a plug shaft bore, wherein the first end of the plug shaft is fixed relative to the cylinder body, and wh...
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WO/2014/173692A1 |
A vacuum-pump system has a first vacuum pump (10), which is not sensitive to particles. A second vacuum pump (12), which is connected to the first vacuum pump (10), is sensitive to particles. The connecting element (14) between the two v...
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WO/2014/169987A1 |
The present invention relates to a compressing machine (110), in which an oscillating body (111) oscillates between two reversal points (U1, U2), wherein a fluid (112) is alternately decompressed and compressed, at least partially, by th...
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WO/2014/169108A2 |
A system for compressing gas includes a source of gas, a gas output location, first and second pressure vessels, first and second gas input lines for directing gas from the source of gas respectively to the first and second pressure vess...
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WO/2014/169113A2 |
A system for compressing gas includes a source of gas, a gas output location, first and second pressure vessels, first and second gas input lines for directing gas from the source of gas respectively to the first and second pressure vess...
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WO/2014/166259A1 |
Disclosed are a fold-back coaxial gas booster pump and a gas pressure creating method, belonging to the field of gas pressure creation. The fold-back coaxial gas booster pump comprises a primary gas cylinder, a primary piston, a secondar...
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WO/2014/147876A1 |
The purpose of the present invention is to provide a method for preventing a by-product from solidifying and accumulating and that can be applied to even a dry vacuum pump that has already been installed and is currently operating, and t...
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WO/2014/135099A1 |
A crankshaft-type vacuum air pump comprising a drive motor (1), an air pump main body (2), and piston air pump components (3) arranged on the air pump main body (2). A crankshaft unit is arranged within the air pump main body (2). The to...
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