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JP5727348B2 |
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JP5729343B2 |
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JP5725694B2 |
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JP5724785B2 |
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JP5724706B2 |
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JP5717751B2 |
Vacuum pump for pumping gas from a process chamber, the pump comprising: a rotor supported for rotation in a pumping chamber by a drive shaft, the shaft extending through a shaft bore in a wall of the pumping chamber extending transverse...
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JP5714454B2 |
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JP5709544B2 |
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JP5708571B2 |
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JP5708573B2 |
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JP5703013B2 |
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JP2015068262A |
To provide a rotary compressor capable of solving a problem that oil is excessively supplied to a second rotary compression element, by a simple structure.A rotary compressor includes: an intermediate partitioning plate 36 for partitioni...
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JP5696690B2 |
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JP2015509165A |
The present invention relates to a multi-stage vacuum pump (10) having a plurality of pump transport (suction and discharge) stages (12, 14, 16, 18). This vacuum pump includes a stator forming a pump transport chamber (32, 34, 36, 38) co...
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JP2015055192A |
To recover a lubrication oil contained in a revolving gas in a compressor having a structure where a gas discharged from a compression mechanism flows in a space between the compression mechanism and an electric motor.A compressor includ...
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JP2015055212A |
To suppress the wear of a piston main body and a cylinder-side mirror plate part.A cylinder (71) comprises inside and outside cylinder parts (71a, 71b). A cylinder-side mirror plate part (62) is arranged at the cylinder (71). A piston (7...
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JP2015055187A |
To provide a compressor, and a refrigeration cycle device capable of reducing costs of a device as a whole, and a weight while keeping performance of a motor.A compressor includes a rotor iron core 65 fixed to a rotation shaft 31, and pr...
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JP2015055194A |
To improve the reliability of a rotary fluid machine which supports a crank shaft with a slide bearing including a bearing metal.In a compressor (10) that is a rotary fluid machine, a rear head (41) and a front head (61) form a slide bea...
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JP2015055221A |
To reduce a stirring loss due to a balance weight.A scroll compressor includes a fixed scroll, an orbiting scroll, a frame 6, an Oldham's ring 8, a crank shaft 7, and a balance weight 9. A key of the Oldham's ring 8 mounted in an Oldham ...
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JP2015055198A |
To reduce rising of oil by devising the shape of a delivery pipe.A second delivery pipe (17) extends in a radial direction so as to pass through a trunk (12) of a casing (11), and an inlet side end of the second delivery pipe (17) is ben...
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JP2015055237A |
To provide a rotary compressor capable of ensuring the reliability and performance, and a refrigeration cycle device.A rotary compressor comprises: a cylinder chamber 46, 47 compressing an introduced gas refrigerant; a roller eccentrical...
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JP2015055214A |
To suppress the shortage of a lubricant, in a compressor in which an electric motor and a compression mechanism arranged below the electric motor are accommodated in a casing.A portion between a compression mechanism (60) and an electric...
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JP5686985B2 |
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JP5683384B2 |
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JP5681958B2 |
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JP5683393B2 |
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JP5679384B2 |
This multi-cylinder rotary compressor (100) is provided with: a plurality of compression chambers (21a, 21b) that are adjacent to each other; and a partition plate (35) divided into two division plates (42), the meeting surfaces (43) of ...
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JP5681019B2 |
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JP5677202B2 |
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...
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JP2015028313A |
To provide an axial vane type compressor of a two-stage boosting type, which can properly compress fluid.As a plurality of vanes 14 slidably fitted in a slit groove formed on a rotor 13, vanes in which dimensions in a diametrical directi...
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JP3195864U |
To provide a structure of a compressor set capable of reducing the number of parts, reducing the cost and reducing the occupied space by directly connecting a motor and a compressor. The structure is a compressor set mainly composed of a...
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JP5664380B2 |
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JP5663798B2 |
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JP5663797B2 |
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JP5663124B1 |
To thermodynamically move a compressible fluid by moving a cavity in the axial direction while changing the volume with rotation of a rotor of an axial flow screw pump (uniaxial eccentric screw pump and uniaxial screw pump). Handle it pr...
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JP5663794B2 |
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JP5663795B2 |
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JP2015021471A |
To reduce loss of power in a compressor having a structure in which a balance weight is arranged in a crank chamber.A recess (50a)(crank chamber) is formed for accommodating an eccentric part (42) and a balance weight (43), and an upper ...
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JP2015010505A |
To provide a vane type electric compressor capable of reducing generation of chattering noise regardless of the installation state by a simple constitution without applying special processing to a compression mechanism or without increas...
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JP5653304B2 |
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JP5652527B1 |
To obtain a rotary compressor in which an annular piston is not abnormally worn even when an air conditioner is used as a heater at a low outside air temperature. An annular cylinder, an end plate having a bearing portion and a discharge...
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JP2015001197A |
To simplify positioning structures of a cylinder (42, 44) and a cylinder head (41, 45) of a rotary compressor, and to prevent lubrication failure in a slide part by a structure in which oil appropriately returns to an oil sump.A filler (...
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JP2014240634A |
To provide a rotary type fluid machine that is improved in reliability by making better a lubrication state of an engagement part between a piston and a vane.A compression mechanism 102 of a rotary type fluid machine 100 includes a first...
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JP5645229B2 |
Provided is a coupling structure for vacuum exhaust devices each including a pump chamber and a casing that demarcates the pump chamber. The coupling structure includes a first end surface formed on a first side of the casing, and a seco...
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JP5642014B2 |
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JP2014231801A |
To provide a technique for suppressing intake refrigerant from receiving heat.A rotary compressor 100 comprises: a hermetic vessel 1; cylinders 5 and 15; pistons 8 and 28; an upper bearing member 6; a lower bearing member 7; vanes 32 and...
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JP5633061B2 |
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JP5633532B2 |
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JP5636042B2 |
A multi stage vacuum pump for pumping corrosive fluid with a first flow section of material less resistant to corrosion than the material of a second flow section downstream of the first flow section.
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JP5630454B2 |
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