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Patent Searching and Data


Matches 701 - 750 out of 6,095

Document Document Title
WO/2006/073048A1
A refrigerating cycle device has a pressure switching mechanism (K) for performing, depending on the magnitude of load, switching between a normal compression operation and an operation stop of one compression mechanism section (2) of a ...  
WO/2006/068664A2
In a refrigeration system, an asymmetric scroll expander has an orbiting scroll element engaged with a fixed scroll element. The orbiting scroll element and fixed scroll element can define a first expansion pocket and a second expansion ...  
WO/2006/064985A1
A multi-stage rotary compressor comprises: a casing (100) having a sealed space therein; a driving unit (200) installed in the casing, for generating a driving force; a first compression unit (300) and a second compression unit (400) for...  
WO/2006/061429A1
Disclosed is a compressed-air engine for driving terrestrial vehicles, watercraft, and aircraft, especially motor vehicles, said engine being embodied as a rotary piston engine according to the principle of the Wankel engine. The inventi...  
WO/2006/061559A1
Scroll-type pumping apparatus comprises a stator (104) comprising a fixed scroll member (106) having an end plate with a first spiral wrap (118) extending therefrom, and an orbital scroll member (108) having an end plate with a second sp...  
WO/2006/057212A1
A compressor integrated with an expander, having a constant high operation efficiency by reducing the bypass pipeline, embodying valve control, reducing the dead space on the suction side, and recovering power from high-pressure working ...  
WO/2006/050812A1
A breather device for the crankcase of a forced induction internal combustion engine in a motor vehicle is disclosed, comprising a breather line (38), connected to the crankcase of the internal combustion engine (10), opening out in an i...  
WO/2006/035934A1
Oil supply grooves (74, 84) are formed in the rotary shaft (70) of a compression mechanism (50) and the rotary shaft (80) of an expansion mechanism (60) that are integrated with an electric motor (40). Both rotary shafts (70, 80) are cou...  
WO/2006/016763A1
Disclosed are a capacity variable type twin rotary compressor and a driving method thereof and an air conditioner using the same and a driving method thereof. A vane (124) can quickly and stably maintain contact with a rolling piston (12...  
WO/2006/006297A1
A rotary fluid machine, comprising a cylinder (21) having an annular cylinder chamber (50), an annular piston (22) stored in the cylinder chamber (50) eccentrically to the cylinder (21) and partitioning the cylinder chamber (50) into an ...  
WO2005038255B1
The present invention relates to an evacuation apparatus for evacuating a vacuum chamber of a substrate processing apparatus for processing a substrate such as a semiconductor wafer or liquid crystal panel. An evacuation apparatus accord...  
WO/2005/124156A1
A multi-cylinder rotary compressor is constructed by receiving in a sealed chamber (1) a rotating shaft (4), an electric motor section (3), and first to third compression mechanism sections (2A-2C). The rotating shaft (4) is rotatably su...  
WO/2005/121558A1
A hermetic rotary compressor, wherein a motor part (3) and first and second compression mechanism parts (2A, 2B) connected to each other through a rotating shaft (4) are stored in a closed case (1). The second compression mechanism (2B) ...  
WO/2005/113985A1
A rotary compressor in which a piston (22) is placed in cylinder chambers (C1, C2) of a cylinder (21), which is constructed such that the cylinder (21) and the piston (22) perform relative eccentric rotation motion, and which has a compr...  
WO/2005/111427A1
A seal ring (29) is provided between an end plate (26A) of an eccentric rotating body (21) and a support plate (17), and a high fluid pressure is applied to the end plate (26A) to cause an axial pressing force to be applied to the end pl...  
WO/2005/108794A1
A rotary fluid machine, comprising a cylinder (21) having an annular cylinder chamber (50), an annular piston (22) stored in the cylinder chamber (50) eccentrically to the cylinder (21) and partitioning the cylinder chamber (50) into an ...  
WO/2005/108795A1
A rotary fluid machine has cylinders (21) each having a cylinder chamber (50) and has annular pistons (22) each received in the cylinder chamber (50) while being eccentric relative to the cylinder (21) and partitioning the cylinder chamb...  
WO/2005/108793A1
A rotary compressor has a cylinder (21) having an annular cylinder chamber (50), an annular piston (22) received in the cylinder chamber (50) so as to be eccentric relative to the cylinder (21) and partitioning the cylinder chamber (50) ...  
WO/2005/103496A1
A rotating fluid machine is constructed such that an annular piston (22) is received inside annular cylinder chambers (C1, C2) of a cylinder (21) to form an outer cylinder chamber (C1) and an inner cylinder chamber (C2), that the cylinde...  
WO/2005/090875A1
A low pressure in a refrigeration cycle and a refrigerant temperature at the outlet of a radiator under reference operating conditions are a reference low pressure and a reference refrigerant temperature, respectively, and a high pressur...  
WO/2005/088077A1
A rotary type expansion machine (60) is provided with two rotary mechanisms (70, 80). The first rotary mechanism (70) has a displacement volume smaller than that of the second rotary mechanism (80). The first low pressure chamber (74) of...  
WO/2005/088079A1
The upper and lower end surfaces (67b, 67c) of a rotary piston (67) are formed with annular seal grooves (91) extending along the annular end surfaces (67b, 67c), and an annular lip seal (92) is fitted in each of the seal grooves (91). T...  
WO/2005/088078A1
In a compression/expansion unit (30) serving as a fluid machine, a compression mechanism (50) and an expansion mechanism (60) are both received in a single casing (31). A shaft (40) which connects the compression mechanism (50) and the e...  
WO/2005/085642A1
A volumetric compressor (1) of the type comprising a pair of rotors (2) cooperating with each other and housed inside a compressor body (3), in which it is possible to identify a first flange (4), arranged on the suction side of the comp...  
WO/2005/080796A1
A cylinder (2), a roller (4), an upper bearing member (7) and a lower bearing member (8) form a space, the space is partitioned by a vane (5) into working chambers (12). Working fluid is sucked into the working chamber (12) through a suc...  
WO/2005/080756A1
An exhaust heat energy recovery device for an internal combustion engine capable of efficiently recovering exhaust heat energy without increasing the exhaust back pressure of the internal combustion engine and a Brayton cycle device usab...  
WO/2005/080797A1
A compressor comprising a container which encloses a compressor mechanism, a motor and an oil reservoir at its bottom. A wave-suppressing member is provided at the interface between the working fluid and the oil. A plurality of verticall...  
WO/2005/078281A1
A vacuum device used in the field of semiconductor production and capable suppressing power consumption. The vacuum device comprises vacuum containers (10), (11), (12), (13), (14), and (15) having gas inlets and gas outlets, vacuum pumps...  
WO/2005/075829A1
A compressor has an electric motor element section (15) having a rotor (25) and a stator (26) provided on the outer peripheral side of the rotor (25). An oil separation plate (2) is installed on the upper end surface of the rotor (25) wi...  
WO/2005/071268A1
The invention provides a dual inlet screw pump, in which a chamber (18) defines with first and second externally threaded rotors (30, 32) respective fluid flow paths within the chamber (18). This can enable fluid entering the pump via a ...  
WO/2005/065355A2
A compressor assembly includes a shell, a compressor housed within the shell, and a motor drivingly connected to the compressor. In addition, a sensor assembly is provided for monitoring operating parameters of the compressor assembly. P...  
WO/2005/064165A1
Disclosed is a scroll compressor (10) comprising a deformation member (40) for changing the position of at least one of a first scroll (21) and a second scroll (22) of a compressor mechanism (20) in the axial or radial direction of the c...  
WO/2005/064160A1
A reed valve (41) for opening and closing a discharge opening (29) of a compression mechanism (20) has a valve projection section (41b) formed on its head side and moving in and out from the discharge opening (29). The shapes of the disc...  
WO/2005/064166A1
A scroll compressor, wherein a seal ring (18) for forming a back pressure clearance (S3) at the rear of a movable scroll (22) is adjustably positioned on the end plate (25) of the movable scroll (22) at the seal and leak position since, ...  
WO/2005/061899A1
The invention relates to a modular attachment holding system (3, 8) for helical spring compressor groups that has a first fixing device (1), which is provided with means (2) for fastening a first attachment (3), and has a second fixing d...  
WO/2005/061901A1
A freezing cycle has a two-cylinder rotary compressor. One compression mechanism of the compressor has a switching mechanism for switching the pressure in the back face side of a blade to low or high, and when switched to low pressure, t...  
WO/2005/057014A1
The invention relates to a worm compressor comprising an external shell, a compressor worm housing (40) which is arranged wherein and is provided with rotor bores (42, 44) for the compressor rotor, a drive mounted in the external shell (...  
WO/2005/050023A1
A cover member (32) is provided on the side of an upper surface (7e) of the main bearing member (7). A space (31) between a main bearing member (7) and the cover member (32) is a passage through which has lubricated a main bearing (7a) i...  
WO/2005/047704A1
Vacuum pumping apparatus includes a scroll set having an inlet and an outlet. The scroll set includes a first stationary scroll blade (164) and a second stationary scroll blade (170) extending from a stationary plate (16) and separated b...  
WO/2005/042979A1
A rotary dry vacuum pump has had a problem that, when a canned motor is used in a drive section, a reaction produced gas enters inside the canned motor, causing a motor failure that leads to a failure of the rotary dry vacuum pump. A rot...  
WO/2005/043659A2
A fuel cell system (12) wherein a fluid-supplying device (10) supplies a cathode gas (e.g., an oxygen-containing gas) and an anode gas (e.g., a hydrogen-containing gas) to a fuel cell (14). The fluid-supplying device (12) comprises a cat...  
WO/2005/040614A1
A vacuum pumping system (10) comprises a vacuum pump (12) having an outlet (16) for exhausting pumped gases from the pump, and at least one pumping stage (36c); means (40; 42a, 42b) for driving said at least one pumping stage (36c); and,...  
WO/2005/040610A1
A lower balance weight is formed of a thick disk plate having the same outer diameter as that of a rotor. A semicircular recess is provided in an upper end surface of the lower balance weight such that a surface of the rotor which comes ...  
WO/2005/038256A1
A scroll compressor, wherein the external wall curve of the spiral lap of a fixed scroll and the internal wall curve of the spiral lap of a rotary scroll are formed of an involute curve with a base circle radius (a), the internal wall cu...  
WO/2005/031164A1
A projection of an upper bearing member is provided with a porous member, and a lower space between a rotational motor and a compression mechanism is defined into a lower compression mechanism-side space and a lower rotational motor-side...  
WO2004083643B1
The present invention relates to a positive-displacement vacuum pump for evacuating a gas by rotating two rotors synchronously in opposite directions in a non-contact manner. A positive-displacement vacuum pump according to the present i...  
WO/2005/026499A1
A rotary expansion machine (60), comprising two rotary mechanism parts (70) and (80) having displacements different from each other, wherein the outflow side of the first rotary mechanism part (70) with small displacement is connected to...  
WO/2005/024239A1
An air-cooled dry vacuum pump having an excellent heat exchangeability, capable of discharging clean exhaust gases, allowing an installation space to be reduced due to a small and compact size, and reduced in weight, noise, manufacturing...  
WO/2005/019653A1
A booster pump comprises rotors which are made up of a number of multi-lobed rotor elements (11a), (11b), (11c), (11d), (21a), (21b), (21c), (21d), the rotor elements being carried by a common rotary shaft (4a, 4b) passing through a comm...  
WO/2005/019652A1
A vacuum pump comprises a stator housing first and second shafts adapted for counter-rotation within the stator. Each shaft carries a plurality of rotor elements such that the rotor elements on the first shaft intermesh with the rotor el...  

Matches 701 - 750 out of 6,095