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Patent Searching and Data


Matches 551 - 600 out of 37,031

Document Document Title
WO/2018/043362A1
Provided is a scroll fluid machine that is capable of improving performance of the scroll fluid machine by effectively exhibiting a tip seal function even when a continuous slope is provided to a wall body and an end plate. A slope in wh...  
WO/2018/041620A1
A dry-compressing vacuum pump, in particular a screw pump, has two rotor elements (14) which are arranged in a pump chamber (12) and which are each carried by a rotor shaft (22). Two shaft ends of the rotor shafts (22) project through a ...  
WO/2018/043151A1
This compressor includes a housing formed of a plurality of housing members and prevents joining surfaces of the housing members from corroding due to salt water or the like while suppressing an increase in manufacturing cost. In a housi...  
WO/2018/043359A1
The present invention improves performance of a scroll fluid machine by effectively exhibiting a function of a tip seal installed at a tooth tip of a wall body even when a continuous slope is provided to the wall body. A slope in which t...  
WO/2018/042852A1
Provided is a low-pressure dome-type scroll compressor with which it is easy to optimally adjust pressing force between scrolls, and in which high-efficiency operation can be achieved under broad operating conditions. This scroll compres...  
WO/2018/038070A1
Provided is a fluid machine configured such that liquid supplied to an operating space from the outside of the fluid machine is dispersed extensively in the operating space. This fluid machine is constituted of a screw rotor and a casing...  
WO/2018/037917A1
[Problem] To suppress pressure in a back pressure chamber to a pressure level that prevents excessive increase of a frictional force generated between a movable scroll and a fixed scroll even in a compression operation state where the pr...  
WO/2018/039171A1
An air compressor (10) includes an air pump (34) with a pump inlet (34a) for receiving air to be pressurized and a pump outlet (34b). An air tank (14) includes a tank inlet (14a) coupled with the pump outlet (34b) for receiving pressuriz...  
WO/2018/038184A1
Provided is a scroll fluid machine which inhibits contact between a tip seal and step parts formed in tooth bottom corners. A tip seal groove (3d) is formed in a tooth tip of a fixed scroll, and a tip seal (7) is accommodated therein. St...  
WO/2018/036380A1
A scroll compressor comprises: a motor (120); a fixed scroll component (150); a movable scroll component (160); a main bearing seat (140), comprising a wall portion (148), and a recessed portion (146) by which the wall portion (148) defi...  
WO/2018/038182A1
Provided is a scroll fluid machine which is capable of avoiding malfunctions which occur in connection portions between flat portions and inclined portions of an end plate and a wall. The present invention is provided with: a wall inclin...  
WO/2018/037469A1
A screw compressor equipped with: a casing in which is formed a refrigerant liquid flow path through which a refrigerant liquid passes from the outside; a screw rotor on the outer circumferential surface of which multiple screw grooves f...  
WO/2018/036381A1
A movable scroll component comprises an end plate (164), a scroll blade (166) formed at one side of the end plate (164), and a hub (162) formed at the other side of the end plate (164). The hub (162) comprises an approximately cylindrica...  
WO/2018/038183A1
Provided is a scroll fluid machine which is capable of inhibiting contact between tooth tip corners and tooth bottom corners. The present invention is provided with: a wall inclined portion (3b1) of which a facing surface has a distance ...  
WO/2018/034254A1
Provided is a scroll fluid machine that makes it possible to attenuate the bending stress applied to the base of a wall body having an inclined section. The scroll fluid machine is provided with a wall body inclined section in which the ...  
WO/2018/034256A1
Provided is a scroll fluid machine that enables a tip seal installed on the tooth tip of a wall body comprising an inclined section to perform effectively. The scroll fluid machine is provided with an inclined section in which the distan...  
WO/2018/034255A1
Provided is a scroll fluid machine that has an inclined section in a wall body and an end plate and that is capable of performing effectively. A scroll compressor (1) is provided with a fixed scroll member (3) and a rotating scroll (5). ...  
WO/2018/034274A1
Provided is a scroll fluid machine that makes it possible to suitably set the tip clearance between a tooth bottom and a tooth tip having an inclined section and to thereby obtain the desired performance. The scroll fluid machine is prov...  
WO/2018/034272A1
The purpose of the present invention is to reduce the tip clearance between a tooth tip and a tooth bottom. In this scroll fluid machine, the end plate of a fixed scroll is provided with an end plate inclined section (3a1) in which a too...  
WO/2018/033713A1
A method of manufacturing a rotating machine and a rotating machine are disclosed. The rotating machine comprises: at least one rotatable shaft supported on at least one bearing within a clearance bore; the bearing comprising an inner ri...  
WO/2018/034273A1
The present invention provides a scroll compressor that makes it possible to achieve three-dimensional compression without the use of stepped sections like those of a stepped scroll compressor. The scroll compressor (1) is provided with ...  
WO/2018/034296A1
Provided is a bidirectional-rotation-type scroll compressor which can reduce the deformation caused by a centrifugal force generated in a scroll part. The present invention is provided with: a first driving-side bearing (11) and a second...  
WO/2017/112405A3
A light-weight, high-strength compressor component having at least one fluid delivery feature that is formed via additive manufacturing is provided. The component may have at least one interior region comprising a lattice structure that ...  
WO/2018/030066A1
The purpose of the present invention is to provide a fluid machine capable of lubricating a lip seal with no difficulty even when an oil-impregnated sliding bearing is used as a drive shaft bearing. One end of a drive shaft (8) located o...  
WO/2018/030065A1
The purpose of the present invention is to provide a scroll-type fluid machine with improved drive unit lubrication performance. The present invention is equipped with: a suction port 49 which is formed on a side surface of a front housi...  
WO/2018/026791A1
A method of monitoring a volume index valve of a compressor is provided. The method includes recording a first reading of an operating condition of the compressor when the volume index valve is in a first position. The method also includ...  
WO/2018/025612A1
In order to maintain high assembly precision for a front housing, a stationary scroll, and a rear housing, while reducing the number of positioning members, a base plate 25 of a stationary scroll 24 is inserted into and fitted to a front...  
WO/2018/025877A1
The present invention is provided with a driving-side scroll member (70), a driven-side scroll member (90), and a housing (3) that accommodates both scroll members (70, 90). The housing (3) is provided with: parted surfaces (P) that are ...  
WO/2018/023177A1
Liquid-injected compressor element or expander element (1) with a housing (2) that comprises a rotor chamber (3) in which at least one rotor (6) is rotatably affixed, whereby the element (1) is further provided with a connection (10) for...  
WO/2018/025338A1
Conventional scroll-type fluid machines did not take into account the issue of size reduction through reduction of an axial length without causing an imbalance between a compressor body unit and a motor unit in terms of dissipation of he...  
WO/2018/025880A1
In order to provide a double rotating scroll-type compressor for which a driving-side scroll member provided with a spiral wall member between end plates facing each other can be manufactured at a low cost, this driving side scroll membe...  
WO/2018/025569A1
[Problem] In a scroll compressor to which an injection cycle is applied, to optimize a back pressure which presses an orbiting scroll toward a fixed scroll. [Solution] A back pressure regulating valve (400) which regulates a back pressur...  
WO/2018/025611A1
Provided is a scroll fluid machine for which the cost can be reduced while maintaining the assembly precision of a stationary scroll. This scroll fluid machine is equipped with: a first positioned part 56 formed on a stationary scroll 24...  
WO/2018/024201A1
A screw compressor (252) comprises first and second male rotors (200.1, 200.2) which have convex-helical teeth (292), first and second female rotors (202.1, 202.2) which have concave-helical teeth (294), each of the first and second male...  
WO/2018/025879A1
The present invention is provided with: a driving-side scroll member (7), a driven-side scroll member; a driving-side support member that is fixed to the tip side in the rotational axis direction of a driving-side wall body (7b) and that...  
WO/2018/025878A1
The present invention is provided with: a driving-side scroll member (7); a driven-side scroll member (9); a pin ring mechanism (15); a driving side bearing (11) that rotatably supports the driving-side scroll member (7); and a driven-si...  
WO/2018/021062A1
The objective of the present invention is to improve performance by suppressing excessive supply of oil into a compression chamber, and reducing agitation loss of oil due to a balance weight. This scroll compressor is provided with: a cr...  
WO/2018/021058A1
The distance from the center of a fixed scroll end plate (31) to the periphery of a tip of a fixed spiral wrap (32) of a fixed scroll (30) is defined as Ds and the distance from the center of a turning scroll end plate (41) to a part whi...  
WO/2018/019372A1
The invention relates to a compressor comprising a compressor housing; a scroll compressor unit which is arranged in the compressor housing and comprises a first stationary compressor body and a second compressor body that can be moved r...  
WO/2018/018880A1
A rotary cylinder piston compressor pump, comprising a rotating shaft (2), a piston (3), and a cylinder (4). A rotating shaft hole (21) is provided in the rotating shaft (2); an oil guiding channel communicated with the rotating shaft ho...  
WO/2018/020992A1
This compressor is provided with a compression mechanism section (10) that compresses refrigerant gas, an electric motor section that drives the compression mechanism section (10), and an oil-separating mechanism section (40) that separa...  
WO/2018/020651A1
The objective of the present invention is to provide a scroll-type fluid machine, and a method for assembling this scroll-type fluid machine, with which an eccentric shaft and a non-eccentric part can be positioned easily in the same ste...  
WO/2018/021245A1
A scroll compressor (10) comprises a fixed scroll (51), a movable scroll (52), and a crankshaft (30). The movable scroll (52) can revolve around the fixed scroll (51). The crankshaft (30) can rotate while causing the movable scroll (52) ...  
WO/2018/021442A1
A compressor (5A) comprising a casing (10), a compression mechanism (40), and a motor (20). The casing (10) is configured so as to cover an internal space (70). The internal space (70) includes a first space (71) and a second space (72) ...  
WO/2018/021234A1
A scroll compressor (10) comprises a fixed scroll (51), a movable scroll (52), a crankshaft (30), and a compression chamber (53). The fixed scroll (51) has a discharge port (55) that discharges a fluid from the compression chamber (53). ...  
WO/2018/021427A1
The present invention addresses the problem of providing a high-pressure air generation device that jets or suctions air, the high-pressure air generation device allowing: reduction of electric current flowing through a drive motor at th...  
WO/2018/016235A1
A vane pump (1) is provided with: a rotor (3) comprising a housing (2) having a pump section (20A) and a cylindrical section (20B), a rotor main body (30) that supports a vane (4) arranged in the pump chamber (A) of the pump section (20A...  
WO/2018/017607A1
A compressor and method for controlling the volume ratio of a compressor is provided. The compressor includes a an intake passage, a discharge passage and a compression mechanism, the compression mechanism being positioned to receive vap...  
WO/2018/016234A1
A vane pump (1) is provided with: a rotor (3) comprising a housing (2), a rotor main body (30) that supports a vane (4) in a pump chamber (A), and a shaft section (31) arranged inside of a cylindrical section (20B); and an oil path (L1) ...  
WO/2018/012016A1
The compressor comprises a differential pressure oil supply mechanism which is separately disposed from an oil supply pump and which has an oil supply passage through which oil in an oil reservoir space is introduced into an oil feed pas...  

Matches 551 - 600 out of 37,031