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Matches 1 - 50 out of 5,021

Document Document Title
WO/2018/010767A1
An evacuation system for evacuating a chamber comprises a pump arrangement including a main pump (1 ) of a first evacuation capacity and a backing pump (2) of a second evacuation capacity connected to the main pump by a pump connecting l...  
WO/2018/007302A1
The invention relates to a method for controlling a vacuum pump in the vacuum supply of a motor vehicle with an oil supply for lubrication by a drive motor, wherein the vacuum pump is operated electrically and is connected to a controlle...  
WO/2017/217667A1
Disclosed is an embedded packaging device embedded and installed in an installation target and packaging by sucking through a vacuum hole in a zipper bag having a zipper and the vacuum hole. Such an embedded vacuum packaging device compr...  
WO/2017/207706A1
The invention relates to a vacuum device, in particular a vacuum pump, sensor, measuring device, or valve, comprising at least one component having a portion which, during operation of the vacuum device, is in contact with a vacuum and w...  
WO/2017/203416A1
High pressure injection apparatus 2 for addition of a liquid formulation into a polymer melt stream at position 4 comprises pump assembly 6 upstream of an injector assembly 8. Pump assembly 6 is arranged to increase the pressure of the l...  
WO/2017/165338A1
An apparatus for consuming gases includes an electrochemical cell comprising a cathode, an anode, and an electrolyte. The cell is operable to produce an electrochemical reaction that forms on the cathode a reactive material comprising at...  
WO/2017/161142A1
Ion separation media are described herein employing thermoelectric materials and architectures. In some embodiments, an ion separation medium comprises a layer of inorganic nanoparticles having a Seebeck coefficient sufficient to transpo...  
WO/2017/140730A1
The present invention relates to cathodes electrodes compositions suitable to provide a pumping mechanism which exhibits an extremely high pumping speed and capacity of noble gas suitable to be used in several vacuum devices as for examp...  
WO/2017/141777A1
A cryopump 10 is provided with a cryopump flange 14 attached to a gate valve flange 104, and an annular baffle 16 that extends from the cryopump flange 14 in the axial direction toward a gate valve 102 so as to form an annular orifice 18...  
WO/2017/136934A1
A header and a pump end for a cryogenic pump are provided for efficient liquid pumping operation. The header directs supplied liquid into a sump and gas into a freeboard. The liquid in the header can be distributed along the header and d...  
WO/2017/129374A1
An apparatus for compressing a first fluid (14) comprises a cylinder tube (6) and a piston assembly (7) slidably mounted therein. The piston assembly (7) comprises a first member (10) and second piston member (8) defining a space therebe...  
WO/2017/124204A1
A multi-dimensional zero-escape sealing device, comprising a frame, a gas compressor disposed at an upper part of the frame, and a gas tank disposed at a lower part of the frame. The gas compressor comprises an inner housing and an outer...  
WO/2017/106640A1
Oxygen concentrator apparatus and method of use are described herein. The oxygen concentration may include at least one canister; gas separation adsorbent disposed in at least one canister, and a compression system. The compression syste...  
WO/2017/099912A1
A method for forming an insulative member includes forming a wrapper for an insulating structure, the wrapper defining an insulating cavity. A predetermined amount of an insulating media is disposed into the insulating cavity, the insula...  
WO/2017/077970A1
[Problem] To provide a vacuum pump determination system that predetermines an abnormality that may occur in a vacuum pump, and a vacuum pump provided with the determination system. [Solution] A vacuum pump (dry pump) provided with a dete...  
WO/2017/060616A1
According to the present invention: the product (10) is sucked into a first transit vessel (2) placed under vacuum and, simultaneously, a second transit vessel (3) is emptied by flushing under pressure; and then, said product is sucked i...  
WO/2017/052207A1
The present invention relates to a two-stroke-cycle internal combustion engine. More specifically, disclosed is a new two-stroke-cycle internal combustion engine that carries out air supply and scavenging using a separate air compressing...  
WO/2017/046886A1
Disclosed is a vacuum device that is provided with an extremely high-vacuum exhaust pump. The extremely high-vacuum exhaust pump is provided with: a bar-like cathode (101) containing a non-evaporating getter alloy; a cylindrical anode (1...  
WO/2017/048511A1
A piston assembly for reducing clearance volume in a reciprocating compressor for compensating for piston tilt and improving the volumetric efficiency of the compressor includes a piston located within a piston cylinder, the piston havin...  
WO/2017/048052A1
The present invention relates to a vacuum type roaster. The vacuum type roaster according to an embodiment of the present invention comprises: a chamber; a door cap which is formed on one side of the chamber and can be opened and closed;...  
WO/2017/034743A1
A drive system (114) for a cryogenic pump (110) is provided including a spool housing (150) having a plurality of valves (240) disposed therein about a pump axis (118) and a tappet housing (152) including a plurality of tappet bores (200...  
WO/2017/018624A1
A vacuum forming device usable as a mixer, according to this embodiment, comprises: a housing that forms the external appearance thereof; a motor disposed within the housing; a rotary part to which a rotational force generated by the mot...  
WO/2017/019255A1
A manifold (64) is disclosed for use with a cryogenic pump (14). The manifold may have a generally cylindrical body having a top end and a bottom end. The manifold may also have a plurality of bores (68) arranged in a ring around a centr...  
WO/2017/014022A1
[Problem] To provide a venting system in which condensation or solidification of gas in a vacuum pump can be prevented, and in which early-stage overheating can be prevented, without increasing the cost of the overall venting system, and...  
WO/2017/014410A1
Provided is a method for maintaining a preset air pressure of a low-pressure chamber. The method may comprise the steps of: measuring the inside air pressure of a low-pressure chamber; if the difference between the inside air pressure an...  
WO/2017/014411A1
Provided is a low-temperature pump enabling the maintaining of a preset temperature during a preset time, even when turned off. The low-temperature pump may comprise: a displacer which adjusts outside temperature by circulating a refrige...  
WO/2017/004305A1
A cryogenic pump system (100) includes a supply of liquid natural gas (151), a source of hydraulic fluid (152), a cryogenic pump (155), and an electronic control module (150). The cryogenic pump (155) is operatively arranged with the sup...  
WO/2016/189289A1
A machine for compressing or expanding gas comprises a piston operating downwards in a compression stroke with respect to an inclined or vertical cylinder and upwards with respect to the cylinder in an expansion stroke. The piston has a ...  
WO/2016/182323A1
A vacuum low-temperature cooker according to the present invention comprises: a main body having a heating unit which is immersed in fluid received in an accommodation tub and heats the fluid; a vacuum packing unit which is connected to ...  
WO/2016/180384A1
The invention relates to a device for suctioning gaseous or liquid media, which arise preferably in medical care, for example in medical aids, and are suctioned out of said medical aids noiselessly by means of a vertically extendable bel...  
WO/2016/182987A1
An apparatus may include an enclosure and a variable frequency drive (VFD) assembly disposed within the enclosure, and comprising at least one VFD. The apparatus may also include a heat sink thermally coupled to the VFD assembly, and a f...  
WO/2016/170065A1
The invention relates to a valve device (1) for connecting a vacuum pump (5) to a vacuum pipework (4) of a clean room having an inlet connector (2) and an outlet connector (3), and to a method for operating the valve device, wherein a ma...  
WO/2016/147134A1
The invention discloses a multistage metal hydride hydrogen compressor, which includes: at least two compression modules where every module comprises at least two compression stages, each of which is formed by one or more metal hydride c...  
WO/2016/131147A1
Gaseous fuel downstream of a heat exchanger can be too cold for fuel system components when the temperature of engine coolant employed as a working fluid in the heat exchanger is too low to elevate gaseous fuel temperature, and it is pos...  
WO/2016/127810A1
Disclosed are an air compression apparatus and a power generation device. The air compression apparatus uses sea waves as motive power, and comprises a breakwater (11) which can move under the thrust of sea waves, a cylinder (12), a pist...  
WO/2016/118274A1
A cryogenic pump (10) comprising a shaft (26) disposed in a housing (18). The shaft rotates with respect to the housing, and the shaft includes an end (29) with an angled face (31). The pump includes a drive housing (20) at one end of th...  
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...  
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...  
WO/2016/103035A3
Systems and methods for controlling and/or calibrating a pump system for use in negative pressure wound therapy are described herein. In some embodiments, a method for controlling a pump system includes calculating an amplitude and an of...  
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...  
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 ...  
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...  
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 ...  
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...  
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...  
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,...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 5,021