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Matches 301 - 350 out of 7,654

Document Document Title
WO/2011/157409A3
The invention relates to an electric compressor (1) comprising a compression mechanism (3) rotated by a shaft (4) that extends through a main casing (5) defining an internal volume (6) in which an electric motor (2) is installed. The ele...  
WO/2013/047307A1
The compression mechanism section of a hermetically closed compressor, the compression mechanism section being housed within a hermetically closed case, has a first cylinder, a second cylinder, and a partition plate which is located betw...  
WO/2013/042141A1
A bladed expander (1) for recovery of thermal energy from a working fluid, comprising a stator (3) provided with an inlet port (10) and an outlet port (11) for the working fluid, a rotor (5) housed within the stator (3), and a plurality ...  
WO/2013/042527A1
This compressor is provided with a drive shaft, a housing, a rotor, and cradles. The rotor is formed in an annular shape having cradle windows penetrating through in the radial direction. The rotor can rotate within the rotor chamber tog...  
WO/2013/027237A1
Provided is a two-stage compressor capable of enlarging the injection operation range during a vapor compression refrigeration cycle, wherein it is possible to improve both the reliability and efficiency of the two-stage compressor. A tw...  
WO/2013/025518A1
An enhanced efficiency pumping apparatus, and general method of use, includes a counter-rotating motor with two oppositely rotating drive shafts with a first pump secured to the one of the drive shafts and a second pump secured to the ot...  
WO/2013/015215A1
The purpose of the present invention is to provide a fluid machine capable of reducing vibrations and noise by obtaining a static balance or a dynamic balance with regard to reciprocating components of two or more fluid intake/exhaust me...  
WO/2013/015072A1
The present invention comprises a scroll unit (12), a frame (14), and support mechanism (11) for supporting a movable scroll (10) in the center part of a base surface (10b) thereof so as to allow orbital rotating motion, wherein the supp...  
WO/2013/007278A1
The invention relates to a vacuum pump for use in the automotive sector, comprising a rotor element (32) that is fixed on a rotor shaft (14) and arranged in a rotor housing (8), and an electric drive body (10) which directly or indirectl...  
WO/2013/005568A1
A multi-cylinder rotary compressor (2) has, encased within a hermetically sealed case (9): an electric motor section (10); a low-stage-side compression mechanism section (11) located below the electric motor section (10); and a high-stag...  
WO/2012/173123A1
The present invention relates to a fluid machine wherein operation of each rotation unit can be assessed individually, the length in the axial direction can be reduced, and the number of component parts as well as the number of steps for...  
WO/2012/169181A1
This rotary compressor (100) is equipped with a compression mechanism (3), a motor (2), an intake channel (14), a return passage (16), and an on-off valve (32) as a control mechanism (30), and is provided with an internal space (28) that...  
WO/2012/169339A1
A hermetically sealed compression device used for the refrigeration cycle device of an embodiment is configured in such a manner that a rotation/compression mechanism section is housed within a hermetically sealed case and that an accumu...  
WO/2012/165646A1
A vacuum pump (10) has a pump casing (54) including pump chambers (50a-50f) held in fluid communication with each other and arrayed in a longitudinal direction thereof, an inlet port (52a) and an outlet port (52b), a rotational shaft (58...  
WO/2012/165645A1
A vacuum pump (10) includes a pump casing (56) having an inlet port (54a), an outlet port (54b), and pump chambers (50a-50f) defined therein, rotational shafts 60 having opposite ends rotatably supported by bearings (84a, 84b) on the pum...  
WO/2012/156011A1
The invention relates to an electric compressor (7) comprising: a compression mechanism (3); an electric motor (2) driving the compression mechanism (3), said electric motor having an axis of rotation (X); and an electric motor (2) power...  
WO/2012/153521A1
The present invention provides a capacity control refrigeration cycle device with which the capacity can be changed with high efficiency. In either operating mode - that is, when the refrigeration cycle device is under full operation wit...  
WO/2012/126137A1
A claw type vacuum pump includes pump chambers (1) within which pairs of rotors are installed. Each pair of rotors consists of two rotors (2) respectively installed on two parallel main shafts (3, 4) and rotating in opposite directions. ...  
WO/2012/127749A1
Provided is a scroll compression device that can support a greater elimination capacity using a magnetic balancer. A scroll compression mechanism (11), which compresses a refrigerant, and a drive motor (13) that is coupled to the scroll ...  
WO/2012/113517A1
The invention relates to a compressor (1) including a housing (3) defining an intake circuit for channeling a fluid and forming a space (11) in which a shaft (19) supported by a main pivot connection (20) and by a secondary pivot connect...  
WO/2012/104934A1
A scroll expander (1) has a liquid injection port (93) provided at a stationary scroll (61) which is a second stationary scroll, the liquid injection port (93) being capable of injecting a liquid refrigerant, which is supplied from the o...  
WO/2012/103925A1
The invention relates to a double internal gear wheel pump (1) comprising two internal gear wheel pumps (2, 2') embodied as hydraulic pumps of a hydraulic, slip-controlled vehicle braking system. According to the invention, a partition w...  
WO/2011/032042A3
An aspect of the present disclosure involves a rotary compressor that is primarily optimized for use without the need for liquid lubricants, such as in the flow path of the fluid being compressed, and is efficient and quiet to use. The c...  
WO/2012/086779A1
In a multi-cylinder rotary compressor (M), a compression mechanism (3) interconnects a back-pressure introduction pathway (H) to a blade back chamber (11b) that movably houses the back end of a second blade (12b). A check valve mechanism...  
WO/2012/086637A1
In this multi-cylinder rotary compressor (M), a compression mechanism unit (3) is provided with a first cylinder (6A) and a second cylinder (6B) with an intermediate partition plate (2) interposed therebetween. A cylinder chamber (Sa, Sb...  
WO/2012/041259A8
A variable capacity compressor assembly (20) configured for variable capacity modulation includes a housing (30), with a compressing mechanism (22) and a driving mechanism (24) disposed within the housing. The compressing mechanism inclu...  
WO/2012/080611A1
The invention relates to a thermodynamic system, including a circuit for circulating a refrigerant which comprises, in particular: a compression device including first and second compressors (7, 8), each of which includes a sealed chambe...  
WO/2012/080610A2
The invention relates to a scroll refrigeration compressor including: a sealed casing; stationary (7) and moving (10) volutes comprising scrolls inserted into one another and defining variable-volume compression chambers (13); a delivery...  
WO/2012/072478A1
The present invention provides a system (1) for maintaining a high vacuum in a vacuum enclosure such as cryostat (2), for example. The system includes a high-vacuum pump (3) having an input (6) that is connected to the cryostat (2) and a...  
WO/2012/031450A8
A two-stage medium-pressure screw-type air compressor set comprises a first-stage screw compressor (21) and a second-stage screw compressor (22) which is communicated with a gas-liquid separator (6) via a gas-liquid tangential inlet tube...  
WO/2012/066781A1
Provided is a connection structure for a vacuum exhaust device which is a connection structure for a plurality of vacuum exhaust devices. The plurality of vacuum exhaust devices each has: a casing that forms at least one pump chamber; an...  
WO/2012/066782A1
Provided is a coupling structure for vacuum exhaust devices, where each vacuum exhaust device comprises a pump chamber and a casing that demarcates the pump chamber. The coupling structure comprises a first end surface formed on a first ...  
WO/2012/066780A1
Provided is a coupling structure for a vacuum exhaust device which is a coupling structure for a plurality of vacuum exhaust devices. The plurality of vacuum exhaust devices each has: a casing that forms at least one pump chamber; and an...  
WO/2012/062852A1
The present invention relates to a hermetic compressor (1) comprising a casing (2), a motor having a rotor (3) and a stator (4), a crankshaft (5) that is snap-fittingly mounted to the core of the rotor (3) in the direction of the rotatio...  
WO/2011/157411A3
The invention relates to an electric compressor (1) comprising a compression mechanism (3) rotated by a drive device that extends through a main casing (5) defining an internal volume (6) in which an electric motor (2) is installed. The ...  
WO/2012/041472A1
The invention relates to a compressor comprising a first compartment (3) which houses an electric motor and is separated by a wall (8) from a second compartment (4) which houses a control device for the electric motor connected to the mo...  
WO/2012/041259A1
A variable capacity compressor assembly (20) configured for variable capacity modulation includes a housing (30), with a compressing mechanism (22) and a driving mechanism (24) disposed within the housing. The compressing mechanism inclu...  
WO/2012/042894A1
A rotary compressor (100) is provided with a compression mechanism (3), a motor (2), a suction path (14), a return path (16), a variable volume mechanism (30), an inverter (42), and a control unit (44). The return path (16) serves to ret...  
WO/2012/031450A1
A two-stage medium-pressure screw-type air compressor set comprises a first-stage screw compressor (21) and a second-stage screw compressor (22) which is communicated with a gas-liquid separator (6) via a gas-liquid tangential inlet tube...  
WO/2012/017727A1
A hermetically sealed compressor in which heat generation and insulation breakdown are hardly to occur at the connection portion between a lead wire of a motor and an external terminal is structured as follows. The compressor main body a...  
WO/2012/011206A1
Disclosed is a vane compressor (1A) in which cylinders (35, 36) concentrically formed at the side of a rotor (3) are eccentrically inserted in ring-shaped spaces (23, 24) between cylindrical parts (21, 22, 12) concentrically formed at th...  
WO/2012/004992A1
A rotary compressor (102) comprises a shaft (4), a cylinder (5), a piston (8), a first vane (32), a second vane (33), a first suction hole (19), and a second suction hole (20). The first vane (32) partitions the space between the cylinde...  
WO/2012/004993A1
A rotary compressor (102) is provided with a shaft (4), a cylinder (5), a piston (8), a first vane (32) and a second vane (33). The first vane (32) partitions the space between the cylinder (5) and the piston (8) along the circumferentia...  
WO/2011/157411A2
The invention relates to an electric compressor (1) comprising a compression mechanism (3) rotated by a drive device that extends through a main casing (5) defining an internal volume (6) in which an electric motor (2) is installed. The ...  
WO/2011/157409A2
The invention relates to an electric compressor (1) comprising a compression mechanism (3) rotated by a shaft (4) that extends through a main casing (5) defining an internal volume (6) in which an electric motor (2) is installed. The ele...  
WO/2011/148453A1
Disclosed is a two-stage rotary compressor wherein the inner diameter of a cylinder is increased without an increase or with only a slight increase in the outer diameter of the cylinder, so that increase of the size of the compressor is ...  
WO/2011/023809A3
The present invention relates to a hermetic compressor (1) used in operating cooling devices like the refrigerator, comprising a casing (2) carrying the elements therein, an oil sump (3) forming the lower portion of the casing (2) and wh...  
WO/2011/143882A1
A rotary compressor comprises a motor portion (22) and a compression mechanism portion (21) for carrying out a two-stage compression, which are provided within a sealed housing (1). The motor portion includes a stator (22a) and a rotor (...  
WO/2010/147235A3
A compressor, characterized in that a steel is used as the base material for the other sliding material vane 10 and nitrided, a CrN or DLC film is formed on the surface by PVD treatment, and a Ni-Cr-Mo cast iron is used for the other cor...  
WO/2011/135779A1
Disclosed is a fluid machine (8A) provided with an expander (4) having an expander suction hole (4a) and an expander discharge hole (4b), a compressor (6) having a compressor suction hole (6a) and a compressor discharge hole (6b), and a ...  

Matches 301 - 350 out of 7,654