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Patent Searching and Data


Matches 301 - 350 out of 1,690

Document Document Title
JP3438449B2
To suppress the decrease in a life for a thrust bearing by a method wherein a load executed on the thrust bearing is reduced. The sectional area on the operation chamber 39 side, formed on the external drive source side (the shaft seal 1...  
JP2003161258A
To sufficiently improve compressing efficiency while satisfying demands such as miniaturization and cost reduction.A cylinder 11 and a piston 12 are formed into bottomed cylindrical shapes, the piston 12 is fitted from a bottom side of t...  
JP2003518228A
(57) Are a summary dry type compression mold vacuum pump, and Continuous or gradual internal compression equipment, The gas ballast (8) equipped with the cutoff valve (11) is prepared, gas ballast (8) is additionally equipped with revers...  
JP2003148334A
To provide a swash plate type compressor capable of improving sealing performance by separately supplying oil included in refrigerant gas to a sliding surface of a rotary valve and a housing, that is, a clearance part of the rotary valve...  
JP2003517133A
(57) Summary book invention is the compression equipment for compressed air generating, and the composition consists of the compressor of an internal-combustion engine drive. This compressor is connected with a compressed air discharge m...  
JP2003139058A
To provide a lubricating oil supply device of an opposed reciprocating compressor smoothly supplying lubricating oil between a cylinder and pistons.This lubricating oil supply device of the reciprocating compressor is provided with recip...  
JP3416738B2
To provide a variable displacement swash plate compressor easy in structure and working and capable of preventing torsion and bending moment of a swash plate. This compressor includes a swash plate 34 which is slidably fitted on a drive ...  
JP2003505630A
(57) Summary book invention the gas stream of the entrance temperature t in two compression stages using a liquid pressure drive type reciprocation compressor from the inlet pressure p to the intermediate pressure p after the 1st compres...  
JP2003503640A
(57) Two cylinders and piston system (1, 3) which carry out summary continuous action are operated with a crankshaft by the phase difference of the minimum or zero.  
JP2002303268A
To provide a multicylinder compressing device capable of increasing a gas inflow into a housing without enlarging a suction opening of a bearing plate.A plurality of suction openings 12a are circumferentially provided with certain interv...  
JP3331582B2  
JP3331489B2  
JP2002531773A
(57) A summary reciprocating compressor may produce the outflow which does not have a stationary state, continuation, and pulsation in a small flow rather than 25 gallons/h. This compressor uses at least two pistons mostly driven in the ...  
JP2002250275A
To realize a small size of dimension in a direction perpendicular to a longitudinal direction of a shaft in a compressor reciprocating a piston.A radial component alone of a shaft 105 of a motion transmitted from a rotation member 109 ro...  
JP2002130127A
To provide a shaft extension mounted to a crankshaft for enabling the crankshaft of an electric motor driven air compressor to be extended axially for engagement with an outer rotary bearing.The electric motor driven air compressor 10 in...  
JP2002031061A
To solve the problem of a rotary shaft member driven by an electric motor which has possibility to cause vibrations and swinging during rotation, and rotor rubs the stator which may extent a bad influence upon the motor operation because...  
JP2001522968A
(57) Summary book invention relates to the medium for an internal combustion engine and other low-temperature systems, and a high-pressure liquid natural gas fuel system. A container for a low-temperature pump to accommodate (a) compress...  
JP3236253B2
To adjust the capacity of a compresser in plural stages by comprising a group of the first and second compressing cylinders respectively composed of two compressing cylinders, and opening and closing the first and second cylinder passage...  
JP2001254673A
To apply a hermetic compressor to a multi-pressure refrigerating system, to improve in efficiency, reduce in consumption power, and improve in reliability.A motor 30, a first compression element 31, and a second compression element 32 ar...  
JP2001513862A
(57) Summary book invention relates to the vacuum pump which equips at least one suction room (7, 8, 23*26) and at least one suction room with a 隣接した room (3, 5, 27). The vacuum pump is equipped with gas ballast equipment in orde...  
JP2001207960A
To provide an air conditioner capable of performing heating and cooling with more efficiency without remarkably dropping volumeric efficiency in a using range of heating and cooling and being miniaturized, in an air conditioner within a ...  
JP2001207956A
To provide a variable displacement swash plate compressor easy in structure and working and capable of preventing torsion and bending moment of a swash plate.This compressor includes a swash plate 34 which is slidably fitted on a drive s...  
JP2001193638A
To provide a multistage piston compressor equipped with an enhanced performance by reducing the leak loss between a cylinder bore and piston and also the mechanical loss. A plurality of pistons 25 and 26 compress the refrigerant while th...  
JP2001182653A
To provide a multistage compressor capable of reducing a manufacturing cost of a piston, a piston ring and a bore. A two-stage compressor 1 is constituted so that an outer diameter of a first piston 12 slidable in a first bore 11 and an ...  
JP3205122B2
PURPOSE: To provide a closed type motor-driven compressor capable of reducing the dead volume of a delivery port by the protrusion of a piston while the restrictions of suction and delivery lines, etc., are eliminated, suppressing the lo...  
JP2001173557A
To provide a multi-stage compressor and multi-stage compressing method capable of reducing the size of a housing even in the case of providing a communicating chamber for communicating a compression chamber for performing compression of ...  
JP2001159391A
To improve joint strength between a head body part and blocking members manufactured by die casting.A material for manufacturing a single head piston is provided with a body member 162 and the blocking members 164. The body member 162 an...  
JP2001099056A
To provide a piston excellent in durability, lightweight, and manufacturable at low cost. This piston 14 comprises an engagement part 70 to be engaged with a swash plate through a pair of shoes and a head part 72 to be fitted to a cylind...  
JP2001090654A
To provide a manufacturing method for forming a piston-body member into a shape by which its weight can be reduced. With the body member 162 of a single-head piston manufacturing raw material, the bottom face 176 of a head body forming p...  
JP2001082332A
To prevent the inner surfaces of a cylinder from being worn by forming a plurality of labyrinth grooves in the peripheral surface of a piston and chamfering the corners of the opening end parts of the labyrinth grooves. A plurality of la...  
JP2001065452A
To increase the durability of an engaged part of a piston for swash plate type compressor. This piston is formed so that a single head piston manufacturing material for manufacturing a single head piston 14 is manufactured by die cast. A...  
JP2001050157A
To suppress a neck part of a piston to deform by bending force of inertia force, and improve durability by forming each spherical seat surface in a single spherical shape, in a device wherein a pair of spherical seat surfaces are recesse...  
JP2001050158A
To prevent generation of lock caused by seizure and plastic deformation of a piston by arranging a lubricating layer for improving sliding performance between a pair of shoe seats recessed on front and rear sides of a piston, and a proje...  
JP3120697B2  
JP2000283257A
To lower noise, secure durability, and heighten transmission efficiency and operation efficiency. A lever member 11 of a pivotal fulcrum type lever device is so constructed that a force point Q is caused to make a circular movement by ro...  
JP2000218644A
To eliminate the defects of a well known pressed sheet material and achieve a long life in a layer member, especially, a printed sheet of improved quality. This pressing tool manufactures a flat layer member with a coating formed on at l...  
JP3066879B2  
JP3059116B2  
JP2000179453A
To improve seizure resistance and abrasion resistance by covering aluminum alloy including a prescribed quantity of Si and having granular Si dispersed therein, and a thermal spraying layer including a dispersed phase composed of carbona...  
JP3053379B2
To provide a simplified multi-stage compressor in which suction gas can be flowed through a crank case. A compressor 12 has a plurality of cylinder banks LS-1 and LS-2 and irrespective of presence or non-presence of an economizer 30, the...  
JP3043900B2
PURPOSE: To improve supply of lubricating oil to a shoe part at conversion of reciprocating motion to rotary motion by providing the shoe between a swash plate supported by a rotation shaft of a swash plate device and a recess part of a ...  
JP2000064957A
To enhance a variable controllability of a displacement by ensuring the feeding of high pressure refrigerant gas to a crank chamber in a variable displacement swash plate compressor of an extraction side control system. An introduction q...  
JP2000064962A
To provide an 'intelligent' air compressor capable of carrying out a self-diagnosis of a dangerous state existing in the compressor. This device for monitoring a state of an air compressor is provided with a plurality of sensors 12, 14, ...  
JP2000038986A
To fill gas having a sufficient rate into a displacement chamber without narrowing a cross section of a throttle part by arranging a gas filling mechanism for filling as into an intermediate vacuum chamber, and arranging the other gas fi...  
JPH11294324A
To improve the oil feeding capacity of a gear pump at the starting time of a compressor, and to prevent the seizure owing to an oil shortage. A seal member 90 composed of a seal plate 91 opposing to one end face of a gear pump 40, and a ...  
JP2937486B2  
JP2907417B2  
JP2594568Y2  
JP2882748B2  
JP2877751B2  

Matches 301 - 350 out of 1,690