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Patent Searching and Data


Matches 1 - 50 out of 10,059

Document Document Title
WO/2018/132591A1
A fluid compressor includes a housing; a compression chamber within the housing; a motor; a shaft that is rotated by the motor; and a piston assembly including at least two pistons directly connected to each other without any connecting ...  
WO/2018/125754A1
A pump or compressor includes a rotating shaft, and at least a first piston rod substantially perpendicular to the rotating shaft and connecting a first pair of pistons at opposite ends of the piston rod. The piston rod moves back and fo...  
WO/2018/123633A1
The purpose of the present invention is to prevent a delay in releasing pressure from a control pressure chamber such as a crank chamber in a variable displacement compressor. A switching valve (350) is disposed on a pressure supply pass...  
WO/2018/124156A1
Provided is a capacity control valve with which it is possible, during startup of a variable-capacity compressor, to quickly reduce the pressure in a control chamber to a continuous driving pressure. A capacity control valve V provided w...  
WO/2018/110449A1
[Problem] To provide a valve structure for a compressor, by which stable operation can be maintained without damaging a reed valve and a valve seat during high-speed operation, and sticking of the reed valve due to lubrication oil can al...  
WO/2018/110210A1
The present invention reduces startup torque of a swash-plate-type variable displacement compressor. A swash-plate-type variable displacement compressor (100) is provided with a drive shaft (200) that is rotatably driven, a lug plate (25...  
WO/2018/104763A1
In a method for manufacturing a pair of variable-displacement pistons 10, a first and a second piston body 12 are provided that each include a hollow body portion 14 with an open end and a closed end. The closed end is adjoined by an act...  
WO/2018/101094A1
In a variable-capacity compressor according to the present invention, a delay in pressure relief of a control pressure chamber, such as a crank chamber, is prevented. A switching valve (350) that is disposed at a downstream side of a con...  
WO/2018/092504A1
This swash plate compressor is configured such that a first sliding layer is formed between a swash plate and each show, and a second sliding layer is formed between a cylinder bore and a piston. The first sliding layer and the second sl...  
WO/2018/093089A1
A swash plate-type compressor comprises: a housing equipped with a cylinder block on the inside; a driving shaft rotatably coupled to the housing and defining an oil passage; a swash plate coupled to the driving shaft so as to rotate wit...  
WO/2018/088129A1
In this attachment structure for a capacity-controlling electromagnetic control valve (20) of a refrigerant compressor, depression deformation of a resin end member (24) of the electromagnetic control valve (20) in the axial direction an...  
WO/2018/082800A1
The invention relates to a reciprocating piston machine, in particular a one-, two-, or multi-stage piston compressor (400) or a one-, two-, or multi-cylinder compressor, having: at least one cylinder (410, 420) and at least one piston (...  
WO/2018/082801A1
The invention relates to a reciprocating-piston machine, in particular a single-, two- or multi-stage piston compressor or a single-, two- or multi-cylinder compressing device, comprising: at least one cylinder and at least one piston, e...  
WO/2018/072678A1
A piston-type air compressor, an air supply system, and a vehicle are provided. The compressor comprises: a crankshaft (1); a piston-connecting rod unit pair (2), comprising first and second piston-connecting rod units (2A, 2B) disposed ...  
WO/2018/074113A1
Provided is a control valve for a variable displacement compressor, the control valve being configured so that a reduction in the control accuracy of the control valve can be suppressed. In a control valve 300, a valve chamber 321b for c...  
WO/2018/062232A1
Provided is a compressor shoe capable of improving seizure resistance. The compressor shoe is provided with: a first sliding surface (51) in sliding contact with a piston (4); a second sliding surface (52) in sliding contact with a incli...  
WO/2018/061380A1
Provided is a control valve for a variable-capacity compressor that is compact and with which the effect of differential pressure of a crank chamber pressure Pc, an intake pressure Ps, and the like can be minimized. An internal relief pa...  
WO/2018/055824A1
A rolling cylinder-type displacement compressor is provided with: a cylindrical rolling cylinder having a cylinder groove; an orbiting piston having a slide groove; a stationary cylinder having a pin mechanism; a piston orbiting drive so...  
WO/2018/056153A1
Provided is a compressor configured so that refrigerant suction efficiency is increased, refrigerant suction can be consistently performed, and the generation of vibration and noise and the risk of damage on a suction valve can be reduce...  
WO/2018/043186A1
Provided is a capacity control valve with an improved liquid refrigerant discharge function of a control chamber at start-up, wherein both reduction in a start-up time of a variable displacement compressor and improvement in operation ef...  
WO/2018/038434A1
The present invention relates to a tank state-detecting breathing air charger, which is able to provide air having appropriately adjusted concentrations of oxygen and nitrogen to an air respirator tank used by a firefighter or a scuba di...  
WO/2018/038003A1
Provided is a variable displacement compressor capable of stably transmitting rotation of a rotor to a swash plate and stably supporting the swash plate. In the variable displacement compressor 100, a transmission member 116, which trans...  
WO/2018/038377A1
The present invention relates to an intake pulsation damper of a swash plate-type compressor and, more particularly, to an intake pulsation damper disposed in an intake flow path formed in a rear head of the swash plate-type compressor, ...  
WO/2018/034410A1
A driving part for a variable-capacity compressor, according to the present invention, comprises: a driving shaft (100) of which one end is connected to an engine pulley so as to receive driving power; a support balancer (300) coupled to...  
WO/2018/030779A1
A linear compressor of the present invention comprises: a shell having a suction portion; a cylinder disposed in the shell and forming a compression space for a refrigerant; a piston arranged to axially reciprocate in the cylinder; and a...  
WO/2018/022642A1
An oxygen concentrator includes a wobble plate compressor having one or more double-headed pistons and cylinders. A wobble plate of the compressor does not spin as an axle rotates, but orbitally tilts relative to the axle, thereby causin...  
WO/2018/021793A1
The present invention relates to a control valve for a variable displacement compressor, and a variable displacement compressor having the same. The present invention may comprise: a body in which a receiving space is formed and a first ...  
WO/2018/003249A1
Provided is a control valve for variable-capacity compressor having a simple structure, and with which it is possible to ensure the size of the auxiliary valve element part of the auxiliary valve element that opens and closes the interna...  
WO/2018/003250A1
Provided is a control valve for variable-capacity compressor, with which it is possible to reduce the number of processing man hours and processing cost associated with components, the number of components, and the number of assembly man...  
WO/2018/003253A1
Provided is a control valve for variable-capacity compressor, with which it is possible to ensure the attraction of an electromagnetic actuator and improve startup characteristics, without making the control valve larger in size. On the ...  
WO/2018/003254A1
Provided is a control valve for variable-capacity compressor with which, due to a simple structure, it is possible to improve the attraction of an electromagnetic actuator, and reduce the size of the control valve as a result. A plunger ...  
WO/2018/003252A1
Provided is a control valve for variable-capacity compressor, with which it is possible to reduce the number of components and achieve resultant cost reductions, and promote the stability of control. A pushrod 46 is interposed between an...  
WO/2018/004244A1
The present invention relates to a control valve for a variable displacement compressor, comprising: a body having a receiving space formed therein, in which a first port communicating with a crank chamber of the variable displacement co...  
WO/2018/003251A1
Provided is a control valve for variable-capacity compressor with which its possible to maintain the flowrate when startup-properties are required, prevent unnecessary excess discharge of oil from within the crank chamber, and improve du...  
WO/2017/210809A1
An energy-saving compressor having novel transmission structure, mainly comprising components such as a machine base (22), an energy-saving force bearing rod (20), cylinders (23 and 34), pistons (24), connecting rods (26 and 33), a crank...  
WO/2017/210810A1
A piston-powered energy-saving compressor mainly consisting of components such as a machine base (22), a positioning structure (21), a transmission rod (20), cylinders (23 and 32), pistons (24), piston pins (25), connecting rods (26 and ...  
WO/2017/208222A1
A compressing unit comprising: a cylinder; a first piston configured to slide along said cylinder; and a connecting rod attached to said first piston at a first end and to a crank at a second end, said crank configured to be directly att...  
WO/2017/208835A1
Provided is a variable capacity compressor whereby a second control valve provided in a pressure release passage can rapidly move from a closed state to an open state. In this variable capacity compressor, the second control valve 350A p...  
WO/2017/208832A1
Provided is a variable capacity compressor having a simple construction and for which the layout of a valve device is simple. This variable capacity compressor includes: a control valve 300 provided in a pressure supply passage connectin...  
WO/2017/208830A1
Provided is a variable capacity compressor having a simple structure and a simple layout for a valve device. The variable capacity compressor 100 includes: a control valve 300 that opens and closes a valve hole arranged in a pressure sup...  
WO/2017/199910A1
Provided is a labyrinth seal structure for preventing a flow of fluid along a side surface of a piston while maintaining a non-contact state between a labyrinth seal part and a cylinder. The labyrinth seal structure has: a piston (2) whi...  
WO/2017/195576A1
A piston-type compressor (10a) includes a compressor assembly (12) comprising: a cylinder block (21) provided with a plurality of pistons; an adapter (26) provided with an air intake communication hole and a discharge communication hole ...  
WO/2017/183669A1
Provided is a hemispherical shoe with which seizing does not occur eve in a dry state in which there is no lubricating oil when operation begins, durability is sufficiently maintained without a reduction in lubrication properties due to ...  
WO/2017/175431A1
A single-cylinder compressor (1) is provided with a hybrid balance weight (20) balanced with rotational inertia force generated with the rotational movement of a rotating shaft (5). The hybrid balance weight (20) comprises first, second,...  
WO/2017/170953A1
The present invention provides a swashplate compressor wherein problems arising from an area where a rotor, a swashplate, and a transmission mechanism come into contact with each other are remedied. The present invention is provided with...  
WO/2017/169642A1
Provided is a variable-displacement swash-plate-type compressor with which restarting after operation of the clutch can be performed smoothly. Each cylinder bore comprises first and second cylinder bores 21a and 23a. Each piston 9 has a ...  
WO/2017/170467A1
[Problem] To provide a variable displacement compressor with which it is possible to ensure reliability of a sliding section and reduce the vibration of the compressor during high load/high-speed rotation, even in the absence of a specia...  
WO/2017/170954A1
Provided is a shoe with which it is possible to suppress deformation of a slid member. This shoe is provided with: a first sliding surface 210 which slides along a concave curved surface of a piston (first movable member); and a second s...  
WO/2017/160985A1
An axial machine having a wedge that drives a plurality of pistons and a retainer plate for maintaining the slipper shoes in contact with the wedge. A retainer sleeve engages the retainer plate in a continuous rolling engagement as the r...  
WO/2017/159553A1
This capacity control valve has an improved function of discharging a liquid refrigerant in a control chamber at a start-up time, and achieves both reduction in a start-up time period of a variable capacity type compressor and improvemen...  

Matches 1 - 50 out of 10,059