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Patent Searching and Data


Matches 751 - 800 out of 1,494

Document Document Title
JP2790515B2  
JPH10159801A
To provide a hydraulic pump/motor which is provided with an end shield for absorbing the sound produced by the pump/motor so that it becomes a further quiet device. A hydraulic pump/motor as before having an electric motor connected to a...  
JPH10141165A
To reduce the wearing of a pump for carrying air and to reduce the driving outputs of a camshaft and an internal combustion engine. A feed pump 3 is provided in a pressuresending pipe connected from a reservoir tank to an internal combus...  
JP2749981B2  
JP2747595B2  
JPH10103257A
To provide a device which stably functions without hindrance even if the sewage is mixed with sludge and/or metal pieces, etc., by constituting this suction and discharge device so as to be able to operate Roots type multi- stage vacuum ...  
JPH1082374A
To provide a measuring discharge device extensively simplifying a design and mechanical processing as well as having a nozzle or other outlets provided with desired intervals and to provide a small measuring discharge device free to corr...  
JPH1082377A
To reduce pulsation when oil is delivered in an motor driven pump equipped with a suction chamber sectioned by engagement of a driving gear and a driven gear, by arranging a noise damper cylinder which is fixed to a housing supporting bo...  
JPH1077973A
To ensure a good assembly workability to the housing of an inner rotor without giving an effect to a seal width for the housing of the inner rotor, in an oil pump. An oil pump is provided with an inner rotor to which a rotation is transm...  
JP2728261B2  
JPH1061520A
To reduce manufacturing cost and constitution space of a device for carrying fuel from a reservoir tank to the internal combustion engine of an automobile. A fuel carrying pump 3 forms a constitution unit with a pump 5 carrying air. The ...  
JPH1061518A
To sufficiently evade generation of delay of a fuel supply to an internal combustion engine based on remaining steam cushion when a fuel feed unit is restarted. A feed pump is stored in a housing in which through flow is performed by fue...  
JPH1047279A
To prevent the occurrence of cavitation, and avoid generation of a noise and a cause of failure by arranging a fixed volume pump on the delivery side of a centrifugal pump, arranging a pressure adjusting valve between the delivery side o...  
JPH1037871A
To provide a scroll compressor which can execute dual system oil supply without increasing the number of part items, and is excellent in lubricating characteristic at a low cost. An oil pump 601 comprises a housing 607 having a first slo...  
JPH1018968A
To quickly raise the temperature of working fluid in a hydraulic circuit even when the working fluid has an extremely low temperature, by smoothly driving its hydraulic pump with a smaller load on activating the engine to circulate the w...  
JPH09512613A
(57) In the steamy control device which has desirable motor pump equipment especially in carrying out pump operation of the steam according to a summary liquid flow, and distributing fuel to a vehicle organization, in this case -- the st...  
JPH09287578A
To provide a double gear pump which can contribute to reduction of the number of items, processing and assembling manhours, and manufacturing cost through mass production. Installation holes 30, 31 respectively penetrating axial centers ...  
JP2669676B2  
JPH09509995A
(57) The 1st ingredient that consists of material in which a summary flow is possible is pushed out from the cartridge (C) which may be emptied by the press (P). These main ingredients flow into an exit passage (11) through a supply pass...  
JPH09264270A
To provide a multiple gear pump in which the first body and the second body can be positioned to a plate without any increase in costs or any increase in the size of the device. The end part of the first drive shaft winding bush 6a posit...  
JPH09256978A
To prevent the size of a rotary type compressor from being enlarged by enclosing a clutch in a compressor, especially prevent the length of an axial direction from extending. In a rotary type compressor for compressing refrigerant and th...  
JPH09256968A
To reduce generation of noise in association with release of a filing space effectively by surely releasing the filing space by gear pair engaged with each other in a plurality of gear chamber to a suction side at an appropriate timing j...  
JPH09507902A
(57) The cylinder (29) of a summary hydraulic pump, the cylinder (39) of a hydraulic system motor, High-pressure fluid from the end cover (30, 55) of these cylinders, and a hydraulic pump to a hydraulic system motor Through, In order to ...  
JPH09209944A
To reduce processing part by forming a through hole comprising a spline hole part and a hollow part of a larger diameter than that in an axial direction in a driven shaft of a first gear pump, and splinefitting a drive shaft of a second ...  
JPH09507892A
(57) A rotary pump suitable for the use as a pump for the power-steering systems of summary vehicles has an integral-type motor. The axis of rotation 4 to which a pump has the pump rotator assembly object 5 at the end including the housi...  
JP2638987B2  
JPH09507281A
(-- 57) summary -- the pump head which has at least two gear pump rooms is indicated. Each 室 is equipped with the housing which 画成 a corresponding pump blank. Each blank has a separate feed port and a sending-out mouth including th...  
JPH09158871A
To minimize a device so as to make the smallest setting space for the device, and also facilitate connection and piping so as to lower a cost, by integrally building into a housing, a hydraulic motor and a refrigerant compressor which ar...  
JP2537616Y2  
JPH09144670A
To shorten the length of an adapter for connecting an individual gear pump/motor and minimize the axial dimension of a multiple gear pump/ motor by setting the length of a driver gear bearing bush shorter than the length of a driven gear...  
JP2614074B2  
JP2611052B2  
JPH09133085A
To stably supply a fluid relating to each pump chamber, though attaining simplification of a piping structure relating to a double gear pump. In a double gear pump provided with the first pump chamber 10c of large capacitor and the secon...  
JPH09133084A
To form a multiple gear pump is small size and lighten assembly work. A pump is constituted by a drive shaft 3 torque transmittable with drive side gears 1, 2, driven shaft 5 of a driven side gear 4 meshed with the drive side gear 1, dri...  
JP2610303B2  
JPH09126157A
To provide an appropriate offset when a suction port is opened to two passages downstream of valves. This pump device is composed of a first suction passage 40 connecting between a valve downstream passage 30 of a first return pace and a...  
JPH09126169A
To set the connection part of a screw type compressor to the minimum configuration and leakage or a pressure drop is decreased by directly attaching a lubrication device and composing elements of cooling arrangement constitution to a gea...  
JPH09126154A
To provide a gear pump or motor which can be easily assembled, and which can appropriately exhibit various performances including a volumetric efficiency. The outer diameter C of a side plate 7 is approximated with the inner diameter D o...  
JPH09504590A
(57) -- summary manufacture -- it being a pump which has a twin cylinder type impeller (3, 4) of a simple and efficient structure which can attain easy and high pump efficiency, and, this pump is related with that related shaft in 囲り...  
JPH09112446A
To realize high efficiency by providing two pairs of first scroll sets and at least a pair of second scroll sets, and constituting the first scroll sets so as to have a volume displacement rate higher than a volume displacement rate of t...  
JPH09112445A
To enable an delivery of a gear pump to be switched arbitrarily by providing a rod member allowed to rotate in one body with the second drive gear shaft out of the first and the second drive gear shafts and to make movement in axial dire...  
JP2534432Y2  
JP2533605Y2  
JPH09503980A
(57) The space-saving solution for the hydraulic brake mechanism for cars performed through the vane pump which can adjust summary braking pressure power adjustment is proposed. All the required vane pumps (10, 11, 12, 13) can drive numb...  
JPH09105384A
To constitute a twin screw pump handling a two-phase fluid of liquid and gas in such a way as to be able to pump only gas even in the vertical attitude of the pump and to be able to feed fluids with equal gas content to two feed-in ports...  
JPH09105385A
To reduce noise generated in association with the operation of a motor-driven hydraulic device by forming a plurality of sound wave absorbing cavities, at least partially surrounding a cavity containing gears, at a pump body, and communi...  
JP2588364B2  
JPH0914157A
PURPOSE: To reduce the number of parts and the number of assembling processes through simplification of structure and to form an oil pump in a compact manner by shortening length in an axial direction. CONSTITUTION: First and second pump...  
JP2521973Y2  
JPH08338340A
To reduce the noise of a pump by providing a pump inlet housing with a vapor purge port communicating with a pumping chamber, a closed chamber communicating with the vapor purge port, and an outlet passage leading to the outside of the i...  

Matches 751 - 800 out of 1,494