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Patent Searching and Data


Matches 101 - 150 out of 36,953

Document Document Title
WO/2019/146615A1
An assembly device (1) inserts a disc-shaped main frame (91), to which is secured a main bearing rotatably supporting a shaft having a rotor, and a disc-shaped sub frame (92) to which a sub bearing is secured into a radially inward side ...  
WO/2019/145677A1
A scroll pump comprising two interleaving scrolls mounted on parallel offset axes is disclosed. The interleaving scrolls are mounted for relative orbital rotation, such that at least one scroll is mounted to rotate about an axis offset w...  
WO/2019/146031A1
The objective of the present invention is to provide a sealed rotary compressor which achieves a reduction in leakage loss into a cylinder from sliding gaps along which a vane that abuts an outer circumference of a roller which rotates e...  
WO/2019/142674A1
Provided is a scroll compressor, comprising: in a turning scroll (50), a turning side mirror plate part (51); and a turning side wrap (60). A back surface recess (70) is formed in the turning side mirror plate part (51). The back surface...  
WO/2019/142460A1
A housing (30) has a first frame (31) and a second frame (32) which is disposed between an Oldham's ring (60) and the first frame (31). The Oldham's ring (60) is provided with a key (62) protruding to the second frame (32) side. The surf...  
WO/2019/141766A1
Exhaust gas recirculation pump (30) for an internal combustion engine that includes an electric motor (32) disposed within a housing (36). A Roots device (38) is coupled to the electric motor (32) and includes a housing (40) defining an ...  
WO/2019/141767A2
A method of operating exhaust gas recirculation pump for an internal combustion engine including: providing an EGR pump assembly including an electric motor coupled to a roots device having rotors, the EGR pump operably connected to an i...  
WO/2019/142258A1
This scroll compressor is provided with a moveable frame, wherein a valve chamber and a regulating valve are provided in the moveable frame. The valve chamber has an intermediate-pressure chamber, a high-pressure chamber, and a low-press...  
WO/2019/142315A1
This rotary compressor comprises, within a hermetic container, an electric motor section, and a compression mechanism section in which a refrigerant is compressed by a drive force transmitted from the electric motor section. The compress...  
WO/2019/139484A1
The invention relates to a rotary sliding vane machine (1) for fluid processing, comprising a housing (2) with a cavity (4) with a rotor (9). Vanes (12) are arranged in outwardly directed slots (13) in the rotor (9), and relative sliding...  
WO/2019/137700A1
The disclosure relates to a vacuum pump (1; 30) of dry type comprising: • -two shafts (6, 7) respectively bearing at least one pump rotor (8), the pump rotors (8) being configured to rotate synchronously in opposite directions to carry...  
WO/2019/139485A1
The invention relates to a rotary sliding vane machine (1) for fluid processing, comprising a housing (2) with a cavity (4) with a rotor (9). Vanes (12) are arranged in outwardly directed slots (13) in the rotor (9), and relative sliding...  
WO/2019/137852A1
A dry-running rotary-screw compressor comprises two screw rotors in a housing (26) that forms a suction chamber. Preferably atmospheric pressure is applied to a compressor inlet (28) of the compressor and preferably a pressure of more th...  
WO/2019/138553A1
In a scroll compressor (1) according to the present invention, a compression chamber (RC) is formed between a fixed scroll (40) and an orbiting scroll (30) due to meshing of an orbiting lap (32) and a fixed lap (42). The scroll compresso...  
WO/2019/134869A2
The invention relates to a compressor (100), in particular a screw compressor, for generating compressed air and to a method for controlling such a compressor (100). The compressor (100) comprises a compressor block (4) with liquid injec...  
WO/2019/135083A1
A compressor or expander (100) comprises two opposed end faces (106), at least four rotors ( 102) arranged in a group to form an enclosed volume (104) additionally bounded by the end faces (106), and a valve in fluid communication with t...  
WO/2019/134364A1
A compressor crankshaft (1) and a compressor (2) having the same, wherein the crankshaft (1) comprises: a shaft body (11); an eccentric portion (12), which is formed at an appropriate distance from a lower end of the shaft body (11), whe...  
WO/2019/128793A1
A one-way valve and a scroll compressor. The one-way valve (200) comprises: a valve plate (210) on which a valve opening (212) for a fluid to pass is provided; a valve reed (220) arranged above the valve plate (210) and constructed to se...  
WO/2019/132666A1
A sealing arrangement for a sliding vane machine for compressing or expanding a fluid, for sealing between a rotating plane surface on a rotor and a machine housing to prevent flow of process fluid between an internal volume to an extern...  
WO/2019/119751A1
Provided are a pump body assembly and an assembly method therefor. The pump body assembly comprises a first cylinder assembly (10), a second cylinder assembly (20) and a third cylinder assembly (30) sequentially arranged in the vertical ...  
WO/2019/123026A1
The present invention concerns a screw compressor structure (10), particularly for refrigerating circuits, comprising: a containment body (11), comprising: an intake mouth (12) for a fluid to be compressed, a discharge mouth (13) for a c...  
WO/2019/123737A1
This scroll component is provided with a fixed scroll made of an aluminum alloy and an oscillating scroll made of an aluminum alloy, wherein the fixed scroll and/or the oscillating scroll is provided with: an iron-based plating layer for...  
WO/2019/119503A1
A method for modifying performance of a rotor profile by adjusting meshing line segments, comprising the following steps: step 1, dividing a meshing line of a bilateral profile into 8 functional segments; step 2, constructing each functi...  
WO/2019/122870A1
A scroll pump anti-rotation device for resisting relative rotational movement between two scrolls and a scroll pump comprising such a device is disclosed. The anti-rotation device comprises : an elongate member forming an inner ring; an ...  
WO/2019/123609A1
This hermetic compressor is provided with: a hermetic container in which a refrigerant suction pipe is connected to a cylindrical body section; and a compression element contained in the hermetic container, the compression element having...  
WO/2019/124291A1
[Problem] To reduce noise and vibration of a compressor by stably seating, on a block support surface formed in an inner peripheral surface of a housing, a block member provided between a compression mechanism and an electric motor that ...  
WO/2019/124880A1
A screw compressor of the present invention comprises: a housing having a compression chamber; male and female rotors provided in the compression chamber; a driving shaft for rotating the male and female rotors; and a seal cover across w...  
WO/2019/124045A1
A liquid supply mechanism (10) has: a plurality of liquid supply sections (1) each provided with a plurality of branch flow passages (3a, 3b, or 4a, 4b) having intersecting center axes; and a supply flow passage (5) for supplying to the ...  
WO/2019/115716A1
A super charger assembly includes a supercharger having a housing including an air inlet and an air outlet linked by an air chamber. Rotors are disposed in the air chamber. At least one port is formed in the supercharger housing between ...  
WO/2019/115897A1
Scroll-type positive-displacement machine comprising: a first, fixed structure (2) formed by a first transverse disk-shaped end plate (2001), of which one of the surfaces forms a scroll base from which rises a wall defining a first scrol...  
WO/2019/116435A1
The present invention relates to a scroll compressor (1) in which a compression chamber (RC) is formed between a fixed scroll (40) and an orbiting scroll (30) due to an orbiting lap (32) and a fixed lap (42) engaging with each other. At ...  
WO/2019/111661A1
This liquid-feeding screw compressor is provided with: a casing that accommodates a screw rotor and a bearing, and that has an air intake and an intake chamber connected to the air intake; an intake throttle valve that is installed at th...  
WO/2019/112159A1
The present invention relates to an electric compressor capable of fixing a shaft seal without a fixing retainer of the shaft seal, the electric compressor comprising: a shaft (300) rotatably coupled inside a main housing (100a); and a s...  
WO/2019/111650A1
The present invention effectively cools air in a compression process at a high stage when oil is supplied with equal pressure at a low stage and the high stage. This liquid-cooling type compressor provided with: a liquid-cooling type com...  
WO/2019/109703A1
A scroll compressor and an air conditioner provided with the same. The scroll compressor comprises a movable plate (10) and a static plate (20). The movable plate (10) engages with the static plate (20) to form compression cavities. Ther...  
WO/2019/109609A1
A compressor and an air conditioner are provided herein. The compressor comprises a main shaft (1), a first cylinder (2), and a second cylinder (3). The main shaft (1) sequentially passes through the first cylinder (2) and the second cyl...  
WO/2019/110611A1
The disclosure relates to rotating devices having at least one rotor (3) and a rotor bearing part, at least for receiving, conveying, compressing, expanding, expanding, igniting and/or combusting a working fluid or at least for pumping, ...  
WO/2019/104811A1
Disclosed are a screw compressor, an air conditioning device, and a volume efficiency adjusting method for the screw compressor. The screw compressor comprises a body (1), a female rotor (2), a male rotor (3) and an atomization structure...  
WO/2019/104995A1
Disclosed are fluid machinery and a heat exchanging device having same, wherein the fluid machinery comprises: a rotating shaft (50); an air-liquid separation assembly, wherein the air-liquid separation assembly has a separation cavity (...  
WO/2019/108238A1
A scroll device is disclosed having a housing, a motor having a shaft, an orbiting scroll connected to the shaft for moving the orbiting scroll, a fixed scroll mated to the orbiting scroll, an idler shaft for aligning the orbiting scroll...  
WO/2019/107306A1
In the present invention, a fixed scroll (210A) comprises a lubricating oil introduction passage (40) that serves as a first passage for supplying, to the inside of a scroll compressor part (30), a lubricating oil located inside an oil s...  
WO/2019/105037A1
A pump body assembly, a compressor and an air conditioner, the pump body assembly comprising: an upper flange (10), the upper flange (10) comprising a disc part (11) and a neck part (12) extending upward from the disc part (11); the oute...  
WO/2019/104983A1
A compressor and an air conditioner having the same, wherein the compressor comprises: a first compression part (10), a second compression part (20), an intermediate cavity (30) and an intermediate channel (40). Refrigerant discharged fr...  
WO/2019/068273A3
The compressor (1) for the transport of gases is fitted with a vane wheel (2) enclosed in a cover (4). The cover (4) is equipped with at least one entry duct (5) and at least one exhaust duct (6). The bases (7) of the vane wheel (2) are ...  
WO/2019/104993A1
A compressor and an air conditioner having same. The compressor comprises: a first-stage air cylinder (10), comprising a first-stage compression chamber (11); and a second-stage air cylinder (20), comprising a second-stage compression ch...  
WO/2019/100697A1
Disclosed are a multi-stage compressor and an air-conditioner with the same. The multi-stage compressor comprises: a first-stage cylinder (10), comprising a first-stage compression chamber (11) and a first sliding vane (12) arranged in t...  
WO/2019/100913A1
A compressor (1), and an air conditioning system having the same. The compressor (1) has a first pneumatic cylinder (3) and a second pneumatic cylinder (4). The first pneumatic cylinder (3) is constructed such that compression involves t...  
WO/2019/102615A1
This single screw compressor is provided with an affixation section for affixing the tooth section of a gate rotor and a gate rotor support. The affixation section is provided with a fitting section which is provided to the tooth section...  
WO/2019/102748A1
Provided is a rotary compressor which comprises: a rotating shaft (12) extending along an axis (A); a bearing (13) for rotatably supporting the rotating shaft (12); an electric motor for rotationally driving the rotating shaft (12); and ...  
WO/2019/097708A1
This scroll compressor is provided with: a fixed scroll; a rocking scroll that forms a compression part together with the fixed scroll; a frame that holds the rocking scroll; a sealed container that accommodates the fixed scroll, the roc...  

Matches 101 - 150 out of 36,953