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Matches 1 - 50 out of 7,644

Document Document Title
WO/2019/208079A1
A compressor (10) is provided with a motor (30), a lower balance weight (133a), and partitions (133b, 133s). The motor (30) has a rotor (132) having a first end surface (E1) and a second end surface (E2). The balance weight (133a) is pro...  
WO/2019/202976A1
Provided is a compressor with high compression efficiency provided by increasing the design freedom with respect to the position for connecting the introduction path and injection path of an injection flow path, improving manufacturabili...  
WO/2019/202297A1
A multi-stage positive displacement vacuum pump and a method of differentially pumping multiple vacuum chambers using such a pump is disclosed. The pump comprises a housing for housing at least one rotor mounted for rotation on a corresp...  
WO/2019/200945A1
A compressor, a refrigeration circulation system, and an air conditioner. The compressor comprises a housing (1), a first-level compression component (2), a second-level compression component (3), and a communicating pipe (4). The housin...  
WO/2019/197913A1
The present invention is directed to a multi-stage compressor unit (1) comprising at least a first compressor stage (2) comprising a first compressor element (5) driven through a first gear-transmission (9) and a second compressor stage ...  
WO/2019/192913A1
The invention relates to a dry-type vacuum pump (1) comprising: at least one oil sump (2); at least one pumping stage (3e); two rotating shafts (4) each bearing at least one rotor (5) extending inside the at least one pumping stage (3e),...  
WO/2019/193697A1
This rotary compressor comprises: a compression mechanism unit that compresses a refrigerant inside a sealed container; and an electric motor that is disposed on the upper side of the compression mechanism unit. The compression mechanism...  
WO/2019/186695A1
This rotary shaft for a rotary compressor comprises a first coupling shaft part, which extends between a first crank part and a second crank part, and a second coupling shaft part, which extends between the second crank part and a third ...  
WO/2019/187272A1
Provided is a rotary compressor in which a supply amount of an oil through an oil supply hole can be appropriately adjusted with a simple configuration. The present invention is provided with, inside a sealed container (10): a drive moto...  
WO/2019/174596A1
A double-stage screw compressor and a compression method, the compressor comprising a main body (3), a low-pressure stage drive (1) and a high-pressure stage drive (2); the main body (3) comprises a low-pressure stage shell (11), a high-...  
WO/2019/171540A1
This rotary compressor is provided with a compression mechanism section which is lubricated by lubricating oil. The compression mechanism section includes: a first bearing and a second bearing, which are arranged at a distance from each ...  
WO/2019/169922A1
A screw compressor and an air conditioning unit. The screw compressor comprises a first pressure-level rotor assembly (1), a second pressure-level rotor assembly (2), and a machine body (3). The first pressure-level rotor assembly (1) co...  
WO/2019/167574A1
In this rotary compressor, the height of an upper piston in the axial direction of a rotating shaft is greater than the length of an upper eccentric section in the axial direction of the rotating shaft, and the height of a lower piston i...  
WO/2019/153872A1
A compressor and an air conditioner. The compressor comprises: a compressor body (10), a mounting chamber (11) being formed on the compressor body (10); a motor (20), the motor (20) being mounted in the mounting chamber (11), and a refri...  
WO/2019/150680A1
In order to provide a double rotating scroll-type compressor provided with a synchronous drive mechanism that can achieve a long lifespan, the present invention is provided with: a driving-side scroll member (90) that is rotationally dri...  
WO/2019/142408A1
A compressor according to an embodiment has three suction pipes. A first center of a first suction pipe, a second center of a second suction pipe, and a third center of a third suction pipe are positioned on the apexes of a triangle. A f...  
WO/2019/137036A1
A compressor (1) and an air conditioner having same. The compressor (1) comprises: a housing (20), a rotor compression part provided within the housing (20), a vortex compression part provided within the housing (20) and arranged at one ...  
WO/2019/137700A1
The disclosure relates to a vacuum pump (1; 30) of dry type comprising: • -two shafts (6, 7) respectively bearing at least one pump rotor (8), the pump rotors (8) being configured to rotate synchronously in opposite directions to carry...  
WO/2019/134374A1
Disclosed are a compressor and a refrigeration apparatus, wherein the compressor comprises: a housing (1) provided with a first wiring terminal (12) and a second wiring terminal (14); and an electric motor (2) arranged inside the housing...  
WO/2019/129113A1
A compressor system (10) and an intake pipe (300) used for the compressor system (10), wherein the intake pipe (300) comprises: a lubricant separator (310), which is configured to separate a lubricant which is in a compression fluid flow...  
WO/2019/130266A1
An energy recovery circuit from a thermal source, comprising a circulation pump (P) of an operating fluid, a high-temperature heat exchanger (HTHX) in which the operating fluid exchanges heat with the thermal source, a vane expander (1) ...  
WO/2019/130268A1
A vane expander (1) comprising a stator (2) with an inlet port (16) and an outlet port (17) for an operating fluid, a rotor (3) eccentrically housed in the stator (2) and provided with a body (7) internally tangent to an inner wall (6) o...  
WO/2019/119751A1
Provided are a pump body assembly and an assembly method therefor. The pump body assembly comprises a first cylinder assembly (10), a second cylinder assembly (20) and a third cylinder assembly (30) sequentially arranged in the vertical ...  
WO/2019/119739A1
Provided are a compressor (1) and a refrigeration circulation device. The compressor (1) comprises a housing, a driving assembly (2), a compression assembly (3) and an expansion assembly (4), wherein the compression assembly (3) is conne...  
WO/2019/111588A1
The diameter (d) of first and second suction holes (37A, 37B), the minimum gap (h) between the first suction hole (37A) and the second suction hole (37B) in an axial direction (X), and the thickness (t) of a cylindrical body (36) dispose...  
WO/2019/109609A1
A compressor and an air conditioner are provided herein. The compressor comprises a main shaft (1), a first cylinder (2), and a second cylinder (3). The main shaft (1) sequentially passes through the first cylinder (2) and the second cyl...  
WO/2019/111461A1
A twin rotary compressor comprising an electric motor, a crank shaft, a piston, a cylinder, and an injection flow path that injects a refrigerant from an external refrigerant pipe to the a compression chamber. The injection flow path has...  
WO/2019/104995A1
Disclosed are fluid machinery and a heat exchanging device having same, wherein the fluid machinery comprises: a rotating shaft (50); an air-liquid separation assembly, wherein the air-liquid separation assembly has a separation cavity (...  
WO/2019/104983A1
A compressor and an air conditioner having the same, wherein the compressor comprises: a first compression part (10), a second compression part (20), an intermediate cavity (30) and an intermediate channel (40). Refrigerant discharged fr...  
WO/2019/104993A1
A compressor and an air conditioner having same. The compressor comprises: a first-stage air cylinder (10), comprising a first-stage compression chamber (11); and a second-stage air cylinder (20), comprising a second-stage compression ch...  
WO/2019/100697A1
Disclosed are a multi-stage compressor and an air-conditioner with the same. The multi-stage compressor comprises: a first-stage cylinder (10), comprising a first-stage compression chamber (11) and a first sliding vane (12) arranged in t...  
WO/2019/100913A1
A compressor (1), and an air conditioning system having the same. The compressor (1) has a first pneumatic cylinder (3) and a second pneumatic cylinder (4). The first pneumatic cylinder (3) is constructed such that compression involves t...  
WO/2019/102748A1
Provided is a rotary compressor which comprises: a rotating shaft (12) extending along an axis (A); a bearing (13) for rotatably supporting the rotating shaft (12); an electric motor for rotationally driving the rotating shaft (12); and ...  
WO/2019/092024A1
Scroll compressor having a fixed disc (1) and a fixed scroll (2) on a fixed base surface (3) of the fixed disc (1), which fixed scroll (2) configures a spiral compressor channel (6) which extends from an outer end (5) of the fixed scroll...  
WO/2019/092430A1
The one or more connection points are located at the top side. The module has a maximum size in a first system dimension that is equal to a first integer multiple of a fixed system value, the first system dimension being a dimension betw...  
WO/2019/085501A1
Disclosed are a compressor (100) and an air-conditioning system having same. The compressor (100) comprises a housing (10), a pump body assembly and an enthalpy-adding component (70), wherein the pump body assembly comprises: a first-lev...  
WO/2019/076064A1
A compressor and an air conditioner having same. The compressor comprises a motor and a pump assembly. The motor drives, by means of a crankshaft (17), the pump assembly to work by means of a crankshaft (17); an accommodating space is fo...  
WO/2019/078293A1
This rotating shaft comprises a central shaft portion (17) which, when viewed in a cross section perpendicular to an axis line (O), protrudes in a direction intersecting an eccentric direction of a main-shaft piston rotor (14A) and a sub...  
WO/2019/072117A1
A compressor (100) and an air conditioner using same, relating to the field of compression devices, and mainly aiming to resolve the technical problem of a potential safety hazard caused by contact between a motor lead wire of an existin...  
WO/2019/070862A1
A control system for controlling an output for at least one compressor includes a control unit that receives an indoor set point and an outdoor ambient temperature. The control unit determines a load request based on the indoor set point...  
WO/2019/062026A1
A constant speed air compressor having an oscillation structure comprises a motor (1), a drive shaft (18), a main drive gear (19), a sun gear (5), a ring gear (21), and a transmission shaft (6). Power of the motor (1) is transmitted to t...  
WO/2019/062349A1
An air compressor having an oscillation structure comprises a motor (1), a drive shaft (2), a sun gear (19), a planetary gear (18), a ring gear (4), and a transmission shaft (5). Power of the motor (1) is transmitted to the sun gear (19)...  
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/2019/045656A1
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/2019/042868A1
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/2019/039181A1
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/2019/039267A1
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/2019/032096A1
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/2019/031412A1
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...  

Matches 1 - 50 out of 7,644