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Matches 551 - 600 out of 30,377

Document Document Title
WO/2017/167584A1
The invention relates to a vacuum pump which comprises rotor elements (44) in a suction chamber (22). An outlet channel (30) is connected to an exhaust pipe (58). For the purposes of silencing, sound expansion spaces (44) are provided in...  
WO/2017/169523A1
The purpose of the present invention is to provide a case-sealing structure for which sealing between cases using an O-ring has been improved. The case-sealing structure seals between the fastening surfaces 57 and 59 of a fixed scroll 24...  
WO/2017/163814A1
Provided is a scroll-type compressor capable of appropriately lubricating a sliding site inside a scroll unit. The scroll-type compressor 100 includes: a housing 10 having an intake chamber H1 and a discharge chamber H2; a scroll unit 1 ...  
WO/2017/164167A1
[Problem] To provide a vane compressor which makes it possible not only to avoid circumstances where pressure upstream of an oil separator becomes excessively high, even if liquid compression has occurred, but also to avoid a state where...  
WO/2017/163770A1
The present invention addresses the problem of providing a vane pump configured so that an increase in the number of parts can be suppressed and so that the sealing performance between sliding surfaces can be easily ensured. A vane pump ...  
WO/2017/163812A1
A refrigerant compressor having a configuration whereby: lubricating oil is separated from a compressed refrigerant and stored in an oil storage chamber; the stored lubricating oil is supplied to a prescribed unit to be supplied; and the...  
WO/2017/163646A1
A package-type compressor 1 is provided with: three pairs of wall surfaces facing each other, said three pairs being a pair of first wall surfaces 22, 22, a pair of second wall surfaces 23, 23, and a pair of third wall surfaces 24, 24, a...  
WO/2017/163539A1
This electrically driven fluid machine comprises an insulative hollow cluster block accommodated within a housing. The cluster block is electrically connected to motor wiring extended from the coils of an electric motor, and also to circ...  
WO/2017/164628A1
The present invention relates to a control flowrate regulating valve (1) specifically for a scroll compressor (7) inside a vehicle air conditioner or a heat pump, the valve at least comprising: a housing (8); a closing member (9); and fl...  
WO/2017/156093A1
Systems and methods for extracting hydrocarbon gas are characterized by: a degassing device (10, 60) having a degassing chamber (38, 64) defined within an outer housing (36, 62); a mud inlet valve (44, 66) through which hydrocarbon-beari...  
WO/2017/155976A1
A method of manufacturing a two-piece counterweight for a scroll compressor is provided. The method includes molding an outer plate, and molding a base having a first opening configured to receive a scroll compressor drive shaft having a...  
WO/2017/156236A1
The present teachings include an energy recovery device usable in multiple applications, for example hydropower and vehicle power plant applications. In one aspect, an energy recovery device includes a housing having an inlet and an outl...  
WO/2017/152939A1
The application refers to an automotive vacuum pump (10) for pumping a gas, comprising a pump housing (12) defining a pump cavity (11), a pump rotor body (16) with at least one vane slit (18) supporting a shiftable vane (20) defining at ...  
WO/2017/154771A1
A screw compressor 1 is provided with: a compressor body 2 in which a screw rotor 3 is accommodated in a rotor casing 4; a motor 6 in which a rotator 6a and a stator 6b are accommodated in a motor chamber 20, the motor 6 for rotationally...  
WO/2017/150603A1
This hermetic scroll compressor comprises: a ring-shaped thrust plate (40) having a through hole (41) through which a lubricating oil flows; and a crankshaft (11) that is placed on the upper surface of the thrust plate (40) and that has ...  
WO/2017/149820A1
A bearing unit is provided with: a slide bearing, a section of which has a flange that protrudes circumferentially outward; a roller bearing, which has an inner race, an outer race and rolling elements disposed between the inner race and...  
WO/2017/150693A1
Provided is an electric compressor for which a required strength can be maintained while the weight of a partition wall part is reduced. An electric compressor (100) comprises a fluid compressing mechanism (1), an electric motor (20), an...  
WO/2017/150357A1
[Problem] To provide a vane compressor configured so that, even if pressure within a discharge chamber increases abnormally due to the discharge of a liquid-like operating fluid from a compression chamber, the pressure within the dischar...  
WO/2017/150833A1
The present invention relates to a centrifugal suction-type hybrid vane fluid machine and, more particularly, to a centrifugal suction-type hybrid vane fluid machine wherein a cam ring, which rotates inside a compressor, has a plurality ...  
WO/2017/150877A1
Provided is a twin-cylinder pump for preventing one-sided wear and the leakage of fluid, which are caused by the eccentric rotation and rotary motion of each rocker shaft, and enabling replacement or repair to be simply and easily perfor...  
WO/2017/150602A1
This hermetic scroll compressor comprises: a hermetic housing; a scroll compressing mechanism housed in the hermetic housing; a discharge cover (3) provided with a discharge port (29) through which a refrigerant compressed by the scroll ...  
WO/2017/144098A1
In order to optimize a compressor comprising a compressor housing, a scroll compressor unit which is arranged in the compressor housing with a first compressor body and a second compressor body which can be moved relative to the first co...  
WO/2017/146167A1
In the present invention, two compressors (41, 51) are configured such that respective pistons (45, 55) thereof are in opposite phase to each other. Each piston (45, 55) has a non-circular outer circumferential shape, while each cylinder...  
WO/2017/145669A1
The purpose of the present invention is to provide a method for manufacturing an end plate of a pump whereby sagging can be easily removed. The method for manufacturing the end plate (21) of the pump (1) includes a punching step of punch...  
WO/2017/145277A1
Provided is a rotary compressor in which the diameter of a discharge pipe is increased while the external diameter of a hermetically sealed vessel is maintained, and in which the strength of an upper hermetically sealed vessel is ensured...  
WO/2017/145281A1
This scroll compressor comprises: a shell 8; a compression mechanism 45 located on one end side inside the shell 8; an oil sump 12 located on the other end side inside the shell 8; a main shaft 4 provided through the bearing section of t...  
WO/2017/145616A1
A vehicular electric compressor is provided with: a compressor case (11); an inverter circuit (24); an inverter case (21); and a lid (30) which closes an opening portion of the inverter case. The vehicular electric compressor also includ...  
WO/2017/141343A1
This compressor is provided with: a container which has an oil sump formed at a lower section thereof; a motor provided in the container; a cylinder which has an insertion hole formed therein and which is fixed to the inner wall of the c...  
WO/2017/140718A1
The scroll compression device includes a first scroll element (11) having a first base plate (13) and a first spiral wrap (14); a second scroll element (12) having a second base plate (15) and a second spiral wrap (16), one of the first ...  
WO/2017/141825A1
A refrigerant compressor (171) is provided with: an electric motor element (106); and a compression element (107) that is driven by the electric motor element (106), that has a sliding section, and that compresses a refrigerant. A fuller...  
WO/2017/141322A1
Disclosed is a compressor wherein a liquid level sensor (30) is disposed at a position where the lowest liquid level can be detected, said lowest liquid level being a level at which oil can be supplied by means of an oil supply mechanism...  
WO/2017/138140A1
Provided are a method of manufacturing a scroll compressor, and a scroll compressor, wherein a welded surface area is small, welding stresses are suppressed, and fastening strength is maintained. A method of manufacturing a scroll compre...  
WO/2017/138085A1
This scroll compressor is provided with: a pressure vessel 40; a fixed scroll 12; an orbiting scroll 13 which, in conjunction with the fixed scroll 12, forms a refrigerant compression chamber 11; an oil reservoir 44 in a lower portion of...  
WO/2017/138175A1
The rotary compressor of an embodiment is provided with a container, a cylinder, closure plates, a roller, and a blade. The cylinder is accommodated within the container and has openings. The closure plates close the openings of the cyli...  
WO/2017/048110A9
The present invention provides a scroll fluid machine comprising: a stationary scroll unit (100); an orbiting scroll unit (200); a main frame (300) having three bearings (312)(322)(332) installed so as to correspond to bearings (221a)(22...  
WO/2017/135467A1
The present invention is provided with: a housing including a tubular side wall section (35) and a plurality of protruding sections (35A) provided to the inner side of the side wall section (35); and a first radial bearing (32) that is a...  
WO/2017/135656A1
The present disclosure may provide a compressor in which an outer circumferential side cross-sectional area of a vane slot is formed to be smaller than an inner circumferential side cross-sectional area thereof to decrease an area receiv...  
WO/2017/134742A1
This refrigerant compression device comprises: a compressor including a compression mechanism unit that compresses a refrigerant, an electric mechanism unit that drives the compression mechanism unit, a shell that houses the compression ...  
WO/2017/131013A1
A compressor of a refrigeration cycle device is provided with a compression means for compressing a moving medium, a driving means for driving the compression means, a power supply terminal for supplying electric power from the exterior ...  
WO/2017/129027A1
A rotary-pressing air pump, a pump body (1) thereof consisting of multiple rotary-pressing cavities (10) having identical structures and are mutually separated and coaxially disposed in a same axial direction, each rotary-pressing cavity...  
WO/2017/129080A1
A twin-cylinder compressor, comprising an upper cylinder (10) and a lower cylinder (20) and a partition (30) connected between the upper cylinder (10) and to the lower cylinder (20). An upper flange (40) is disposed above the upper cylin...  
WO/2017/130916A1
An accumulator 40 is provided with: a vessel 20A inside which a refrigerant is subjected to gas-liquid separation; a plurality of pipes 21, 22 that extract the gas phase in the vessel 20A to the outside of the vessel 20A; and brackets 41...  
WO/2017/124964A1
A scroll compressor, and a method for reducing the back pressure fluctuation of the scroll compressor. The center of a frame (9) of the scroll compressor is provided with a cavity for facilitating the rotation of a sliding bearing, and t...  
WO/2017/126732A1
A scroll compressor of the present invention comprises: a bearing tube; a drive shaft extending through the bearing tube; a bearing disposed between the bearing tube and the drive shaft; and a bearing cover for fixing the bearing to the ...  
WO/2017/125048A1
Disclosed are a pump body for a piston compressor with a rotary cylinder and a compressor comprising same. The pump body for a piston compressor with a rotary cylinder comprises a cylinder jacket (10) and a cylinder (20) rotatably arrang...  
WO/2017/126181A1
In the present invention, a first injection port opens, at a certain rotational phase, to a suction chamber among a plurality of chambers, and is provided within an angular range formed by: a straight line connecting a winding-end contac...  
WO/2017/125320A1
An air supply system to be mounted in or on a railway vehicle or commercial vehicle comprises a compressor device (14) for producing compressed air, an air dryer device (16) for dehumidifying the compressed air, and a housing (18) for en...  
WO/2017/126107A1
Provided is a grinding apparatus capable of performing high precision double-headed flat grinding. A grinding apparatus for double-headed grinding of a cylinder and piston for configuring a rotary compressor is provided with: a pair of r...  
WO/2017/125079A1
A compressor and a refrigeration system comprising the same, wherein the compressor comprises: a casing (100) and a lower flange structure (240), a first compression cylinder (200) and a second compression cylinder (300), arranged in the...  
WO/2017/126058A1
Provided is a refrigeration cycle device such that the disproportionation reaction of a refrigerant is suppressed. A refrigeration cycle device (100) in which a refrigerant, which can cause a disproportionation reaction, circulates throu...  

Matches 551 - 600 out of 30,377