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Matches 1 - 50 out of 36,363

Document Document Title
WO/2019/052080A1
Disclosed is a pump assembly, a piece of fluid machinery comprising the pump assembly, and a heat exchange apparatus comprising the fluid machinery, the pump assembly comprising: a cylinder (10) having an inner cavity (11) and a sliding ...  
WO/2019/049076A1
The invention provides a sliding contact single vane rotary vacuum pump in which an oil supply passage is placed in the centre of the rotating vane through which a lubricating oil flows, which provides oil distribution in the pump chambe...  
WO/2019/049226A1
[Problem] To provide a low-cost, high-quality compressor for which the degree of design freedom with respect to a connection position between an introduction path and an injection path of an injection flow path can be increased, manufact...  
WO/2019/049415A1
Provided is an oil feed type air compressor with which it is possible to reduce the power consumption of a compressor main body during no-load operation. This oil feed type air compressor is provided with: a compressor main body (1) whic...  
WO/2019/047478A1
A compressor and a fabrication method therefor, wherein the compressor comprises: a housing (2); a motor (3) and a cylinder (5), which are housed in the housing (2); a crankshaft (31), the crankshaft (31) transmitting the rotational forc...  
WO/2019/049497A1
The present invention comprises: a blank forming step in which a casing blank (70) is formed by die-casting, the casing blank (70) having a first cylindrical section (41), a second cylindrical section (42), and an annular section (44) wh...  
WO/2019/043741A1
This compressor has: a stationary scroll provided with a base plate and a spiral wrap which is formed on the base plate; and an orbiting scroll provided with a base plate and a spiral wrap which is formed on the base plate. The stationar...  
WO/2019/042572A1
The invention relates to a screw compressor comprising a compressor housing (12) with a screw rotor chamber (18), two meshing screw rotors (26, 28) which are arranged in the screw rotor chamber and are mounted each on the compressor hous...  
WO/2019/044349A1
This compressor comprises: a fixed scroll (6) and a revolving scroll (7), which constitute a compression mechanism section (2); a compression chamber (9); an intake chamber (11); a discharge port (12); a muffler (16); and a heat-insulati...  
WO/2019/044390A1
This screw compressor comprises a screw rotor, a casing, and a liquid supply unit (38) that supplies a liquid in film form into a compression chamber formed in the casing. The screw rotor has a male rotor and a female rotor. Formed on th...  
WO/2019/044867A1
[Problem] To prevent excessive amounts of oil from being taken into a compression mechanism. [Solution] A fixed scroll (10) constituting a compression mechanism (3) of a scroll compressor (1) is provided with at least one working fluid i...  
WO/2019/045298A1
A scroll compressor includes a fixed scroll including a fixed mirror-like surface and a fixed wrap that is extended from the fixed mirror-like surface, formed in a hybrid curve, and includes a thick portion thicker than other portions; a...  
WO/2019/045454A1
Provided is a scroll compressor in which an installation position of a check valve is optimized, such that a back flow of a refrigerant is prevented at the time of stopping of the scroll compressor, flow noise can be reduced, the refrige...  
WO/2019/043470A1
Machine provided with a machine element (2) and an oil pump (4) and a motor (3) to drive the machine element (2) and the oil pump (4), whereby the oil pump (4) is provided with a shaft (13) with a rotor (12), whereby the oil pump (4) is ...  
WO/2019/045656A1
Provided is a rotary compressor including a compression mechanism. The compression mechanism includes: a cylinder, which has a through hole formed therein, and is configured to cause a rotary shaft to pass therethrough; a piston, which i...  
WO/2019/043546A1
The invention relates to a volumetric compressor (100) including a container (51 ) for collecting the lubricant moved by an oil distribution disc (1 ). The compressor (100) further comprises at least two lubricant distribution channels (...  
WO/2019/044419A1
The purpose of the present invention is to avoid the influence of an increase in oil temperature on peripheral devices while suppressing deterioration of the efficiency of a compressor. This scroll compressor is provided with a back pres...  
WO/2019/042868A1
The invention relates to a leak detector (1) for leak-testing objects by tracer gas leak detection, the leak detector (1) comprising: – a detection inlet (2) intended to be coupled to an object that is to be tested, – a pumping devic...  
WO/2019/044350A1
Provided is a compressor comprising: a fixed scroll (6) and an orbiting scroll (7) constituting a compression mechanism unit (2); a compression chamber (9) formed between the fixed scroll (6) and the orbiting scroll (7); an intake chambe...  
WO/2019/043469A1
Screw compressor comprising a first rotor (4) and a second rotor (5), each rotor (4, 5) provided with a synchronisation gear (13, 14), said screw compressor (1) further provided with an electric motor (12) and one or two driving gears (9...  
WO/2019/044326A1
A compressor (50) comprises a sealed container (1), a compression mechanism part (2) provided inside the sealed container (1), an electric motor part (3) that drives the compression mechanism part (2), and a pump (18) that supplies oil t...  
WO/2019/043905A1
This scroll compressor is provided with a discharge valve mechanism disposed on a discharge chamber side of a fixed scroll, wherein the discharge valve mechanism has a lead valve, and has a valve seat which is provided on a surface on th...  
WO/2019/041698A1
Provided are a screw compressor and an air conditioner comprising the screw compressor, the screw compressor comprising a housing (1), a frequency converter, an electric motor (2), a spool valve (4), and a rotor in driving connection wit...  
WO/2019/039181A1
In this rotary compressor, a recess (141-1) is provided to the outer circumference of an intermediate partition plate (140-1) in a position where an upper vane and a lower vane slide. A value obtained by doubling the amount of eccentrici...  
WO/2019/039095A1
This scroll compressor is provided with: a flow passage provided in the portion of a bearing holding section, which corresponds to the position where a plurality of stator grooves are formed, and extending axially through the bearing hol...  
WO/2019/039267A1
A compressor 1 is provided with a first rotor set 13, a second rotor set 23, a connection portion 40 that mechanically connects a first male rotor 14 and a second female rotor 25, and a rotor casing 30. The rotor casing 30 has an interme...  
WO/2019/039182A1
A lower end plate is provided with: a plurality of bolt holes (138) through which bolts (174, 175, 176) are passed; a lower discharge valve; a lower discharge valve accommodating recess (164S) in which the lower discharge valve is accomm...  
WO/2019/039575A1
This twin rotary scroll type compressor is provided with: a first side plate (27) which is arranged on the side of a drive-side rotational axis direction (CL1) with respect to a drive-side scroll member (70) and a driven-side scroll memb...  
WO/2019/034877A1
A pump and method for pumping a gas are disclosed. The pump comprises a rotor and a stator. At least one of the rotor or stator comprises at least one liquid opening configured for fluid communication with a liquid source. The liquid ope...  
WO/2019/034870A1
A pump and method for pumping a gas are disclosed. The pump comprises: a pump housing element and a further element; one of the pump housing and the further element comprising a protrusion extending towards the other element, the other e...  
WO/2019/035277A1
Provided is a tip seal that makes it possible to improve the durability of a tip seal installed on the tooth tip of a wall even when a continuously inclined section is provided to the wall. The tip seal is provided with: a tip seal incli...  
WO/2019/034256A1
The invention relates to an electrical motor vehicle vacuum pump arrangement which comprises a housing compound (4) having an inlet opening arrangement (30) with an inlet opening (31) and having an outlet opening arrangement (32) with an...  
WO/2019/033679A1
Disclosed are a silencer and a compressor with the same. The silencer comprises a housing (1), with an inlet end of the housing (1) being provided with a protrusion (2) extending into the interior of the housing (1), the portion of the p...  
WO/2019/035354A1
A vane motor (100) comprising: a rotor (2) having a plurality of slits (2a) formed radially therein that connect to an output shaft (1) and open to an outer circumferential surface; a plurality of vanes (3) each slidably attached to the ...  
WO/2019/035276A1
In this scroll fluid machine, a tip seal (7) that is in contact with facing end plates (5a) and that is for sealing in a fluid is provided to a tip seal groove (3d) formed on the tooth tip of a wall (3b). The tooth bottoms of the end pla...  
WO/2019/029094A1
Provided are a compressor, air conditioner, and method for assembling a compressor; said compressor comprises a housing (10), a first cylinder component, and a second cylinder component. The first cylinder component comprises a first cyl...  
WO/2019/032096A1
A rotary compressor that may include an upper or outboard bearing above the motor components and, in this case, includes an upper bearing plate having a structure that ensures bearing alignment when press fit with an upper cap and a cent...  
WO/2019/029264A1
Provided are a rotor compressor having an air supply structure and a compression method thereof. The compressor comprises: an air cylinder (1) provided with a working chamber (11) and a sliding chamber (12) therein, a rotor (2) disposed ...  
WO/2019/031119A1
A first scroll (11) has a first wrap (112). A second scroll (12) has: a second wrap (122) moving in an orbiting manner relative to the first scroll and provided to an outer peripheral compression section (131); and a third wrap (123) pro...  
WO/2019/031412A1
A rotary compressor (1), wherein a drive shaft (70) is configured so as to have a lower-side eccentric part (76), a countershaft part (74), and a lower-side linking part (90) that links these two parts together, and moreover is configure...  
WO/2019/031411A1
A rotary compressor (1), wherein: a lower-side connection part (90) is provided between an auxiliary shaft part (74) and a lower-side eccentric part (76) of a drive shaft (70); the distance obtained by subtracting the amount of eccentric...  
WO/2019/026244A1
In a first outer-side wall part and/or a second outer-side wall part of this scroll compressor, a bypass passage is formed that allows communication between a compression chamber and an intake chamber and returns some of the refrigerant ...  
WO/2019/024686A1
Disclosed are an oil separation apparatus (70) and a horizontal vortex compressor (1) comprising the oil separation apparatus (70). The oil separation apparatus (1) comprises a support (71) and a filter member (72), wherein the support (...  
WO/2019/024614A1
A compression mechanism (100) and refrigeration equipment. The compression mechanism (100) comprises: air cylinders (110), each air cylinder (110) having a compression cavity (101); a bypass channel (130), one end of the bypass channel (...  
WO/2019/026272A1
Provided is a scroll compressor provided with a slider, wherein: the slider comprises a cylindrical part and a balance weight part; the balance weight part comprises a counterweight part, a first main weight part, and a second main weigh...  
WO/2019/024562A1
A compressor (100) and a refrigeration device, the compressor (100) comprises a cylinder (10), a piston (20), a slider (30), a first blocking member, and a second blocking member. A cylinder chamber and a slider groove are arranged in th...  
WO/2019/026410A1
This Oldham's ring (12) comprises: an annular body (31) disposed surrounding an axis (O); a plurality of keys (32) which protrude from the body (31), are inserted in grooves (38, 39) formed in an orbiting scroll (10) and a housing (3), a...  
WO/2019/027342A1
The group of inventions relates to the field of compressor and pump design. A spiral compressor comprises a housing, a suction chamber, a discharge chamber which is also an oil casing, and a driving spiral element and a driven spiral ele...  
WO/2019/027844A1
A supercharger having twisted meshing rotors sealingly contained within a housing having an inlet port to admit air into the meshing rotors and an outlet port to expel air from the meshing rotors, the rotors having mesh points where the ...  
WO/2019/027206A1
A bush bearing having an outer lubricating layer, a manufacturing method therefor and a scroll compressor having same applied thereto, according to the present invention, includes a bush bearing comprising: a base member which has a cyli...  

Matches 1 - 50 out of 36,363