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Matches 701 - 750 out of 1,528

Document Document Title
JP2001328450A
To reduce the number of part items and assembling man-hours by disusing a pump casing and a shim in a hydraulic coupling device of a power transmission for a four-wheel drive vehicle.A pair of left and right first side covers 30L, 30R, a...  
JP2001521097A
(57) The roller vane motor for summary dugout punching is equipped with a housing (1) and a rotor (2). A housing has a deviation cam for shuttlecocks (5) which divides the space between a housing and a rotor into a chamber (8a, b). The r...  
JP2001295774A
To provide a structure of pluralizing rotors of a wave blade pump. A plurality of wave blade rotors 5, 6 are disposed on one rotary shaft 1, a partition plate 7 is disposed between rotors so as to form a plurality of pump chambers 8, 9. ...  
JP3221672B2  
JP3218231B2
To loosen pulsation by respectively regulation stroke of pistons, and arranging control means for regulating a liquid rate respectively discharged by pistons at the time of a pump cycle. Two sapphire pistons 10, 20 of two pump units are ...  
JP3213465B2
PURPOSE: To seal a control circuit unit by arranging an inner cylinder which determins a fuel passage in a housing, enclosing its one end by a holder plate, and forming resin sealing parts around the inner cylinder and the holder plate t...  
JP2001516414A
(57) That the apparatus which liquid-pressure-operates in a summary airplane should be operated, are a pressurization liquid equipment for supplying and this equipment, It has a high-speed 張水 cooling type permanent magnet motor for d...  
JP2001241391A
To reduce slide sound generated by sliding of a partition member and a rotor pair, and reduce friction torque loss in a fluid pump.In a casing 21 of the fluid pump 20 parted into a first casing 22 and a second casing 23, plural rotor pai...  
JP2001240390A
To provide a hydraulic circuit of low fuel consumption reduced in rise of an oil temperature.Hydraulic pumps for a working vehicle and for steering, which are used in common in the prior art, are provided individually inside an integrate...  
JP2001234872A
To prevent vibration caused by resonance at an oil feeder with a plurality of pumps and their driving motors of the same specifications installed on an oil tank.The main oil pump driving motor 5 and the auxiliary oil pump driving motor 6...  
JP2001193671A
To provide a multiple gear pump/motor shortened in the axial direction. The gear pump/motor A2 on the rear cover side 10c of a casing is structured so that a projection 11c extending from a drive gear shaft 11a is at least fitted in a dr...  
JP2001173574A
To provide a double-gear pump capable of further reducing pressure pulsation.This double-gear pump of a low pulsation type is provided with two sets of a pair of meshing gears 2-5, and the gear meshing phase in each set is shifted. In th...  
JP2001159393A
To suppress the occurrence of a state resulting in an operating failure by the sticking of dried-solidified liquid even in the case of delivering liquid solidified by drying.Water soap in a tank is sucked from a suction port 60 of a gear...  
JP2001140783A
To increase the rigidity strength of the coupling of upper and lower eccentric parts, to prevent the occurrence of elastic deformation of a rotary shaft, and to improve reliability of a rotary compressor. A two-cylinder type two-stage co...  
JP2001140769A
To provide an eccentric screw pump with a single shaft suitable for long distance transfer and capable of preventing occurrence of a water hammer phenomenon by gradually reducing the speed of a rotor for stopping so as not to suddenly st...  
JP2001140613A
To reduce the number of parts by driving an oil pump with a simple structure. An oil pump 40 composed of an oil supplying pump 41 and an oil recovering pump 42 is disposed on a lien extended from a crankshaft 21, a joint member 24 dispos...  
JP2001140770A
To provide a small high pressure liquid transmitting pump having a compact size, a simple structure, excellent transmitting performance, and excellent maintainability, allowing excellent layout in a factory. The structure of this gear pu...  
JP2001080498A
To bleed pump devices in vehicular brake systems of air in appreciable fashion. A drive shaft 54 is arranged in a horizontal position, and a plurality of rotary pumps 10 and 13 are disposed with their discharge openings 61 and 63 and suc...  
JP2001020890A
To suppress the occurrence of cavitation to the suction side of a pump and to perform quiet operation through reduction of the generation of cavitation noise.A branch body 6 positioned opposite to the opening of a return pipe 50 communic...  
JP2001020873A
To easily assemble a motor-driven pump and to exchange a tank cylinder by a part unit by fitting an opening side end part of the tank cylinder into a recessed groove formed on the supporting surface of a pump main body on one surface of ...  
JP3120288B2  
JP2000333426A
To reduce transmission of vibration between a stator and a base. In this motor A34, a plurality of members that can elastically bend are arranged between a base (tubular stem) 108 and a stator 100, in order to reduce the transmission of ...  
JP3107646B2
PURPOSE: To reduce the power needed, reduce the loss due to friction and reduce the structural size. CONSTITUTION: A drive wheel 12 is arranged on a crankshaft 20 protruding from an internal combustion engine 8. The rotation of the drive...  
JP2000289078A
To realize high-precision hydraulic drive control as well as reduction of energy loss and electric power consumption, by controlling a required flow rate of hydraulic oil through selecting plural hydraulic pumps for a required hydraulic ...  
JP2000265975A
To achieve miniaturization, reduction of cost and improvement of efficiency, in a gear pump having externally provided teeth to be meshed with each other to form a pump part and a driven part, a fuel supplying device, and a gear motor. I...  
JP2000220581A
To reduce costs by reducing the number of part items for a hydraulic pump incorporating a relief valve and the number of assembling man-hour. A pump housing 2 housing a pair of gears for performing a suction/discharge operation is provid...  
JP2000205148A
To form the wall surface of a pump chamber with high precision by combining a plurality of block pieces about the axial line of a rotating shaft with a plurality of bulkheads for partitioning adjacent pump chambers to constitute a rotor ...  
JP2000192890A
To prevent shortage of a discharge amount of a pump of a smaller discharge amount, even if the discharge amount is different between a front pump and a rear pump. One pump is made to have a discharge amount than that of the other pump. O...  
JP2000186679A
To supply oil stably to both pumps in a double pump. Gear mechanisms 1, 2 are prepared by meshing teeth of a pair of gears with each other. The gear mechanisms 1, 2 are respectively housed in front and rear pump chambers independently pr...  
JP2000179467A
To make a driving shaft thinner, to prevent an uneven abrasion of a seal member of the driving shaft and to increase a discharge quantity by a simple constitution in a gear pump.A plurality of driven gears 30 engaged with a driving gear ...  
JP2000161243A
To improve volume efficiency by integrally manufacturing a driving shaft and at least a high pressure side external teeth gear in a multistage internal gear pump communicating a delivery port of a low pressure side pressurizing space wit...  
JP2000154791A
To compactly constitute an electric pump integrally furnished with a pump body, an electric motor for driving and a damper chamber to reduce pulsation of discharge oil.A ring recessed part 20 having an opening on the side facing against ...  
JP2000506587A
(57) A summary congruence cylinder impeller type pump is shown. In this pump, a congruence cylinder impeller is provided with the elastic closure means for removing the gap of the junction between an impeller and a pump casing, and an im...  
JP3068887U
[A subject] 乾状態 suitable for especially cooling of a ship diesel engine -- self-priming できる -- a new advanced Tsuyoshi Daino rotation fluid pump, a new impeller and a framework solid for it, and a flexible impeller pump assem...  
JP2000130359A
To provide a small, light-weight and highly reliable heat carrying device having a structure suited to an air conditioning system using refrigerant. This device is provided with a hermetically sealed case 11, an external gear pump mechan...  
JP2000097144A
To provide a two-stage rotary vane motor capable of efficiently converting mechanical energy from a variable current of expanding lower temperature gas even under low rotational speed.The two-stage rotary vane motor is provided with hous...  
JP2000045961A
To provide a combined gear pump with a first gear pump and a second gear pump, in which hydraulic oils of different properties can be treated, and can prevent free fall of the hydraulic oil of the first gear pump that results in mixing w...  
JP2000045960A
To provide a combined gear pump with a first gear pump and a second gear pump, in which hydraulic oils of different properties can be treated without mixing. A first internal gear pump 1 is constituted by accommodating a ring-shaped firs...  
JP2000035107A
To reduce the number of parts items by arranging a support pipe for supporting a pinion at a central part, receiving a differential gear shaft with this support pipe so that the differential gear shaft is supported through a bearing betw...  
JP2000009057A
To provide a multiple pump having three or more systems of oil pressure sources respectively having different discharge amounts in one small and compact cylinder block without impairing of sucking performance in its piston pump. This mul...  
JP2000009058A
To provide a pump and brake device in which no seizure occurs in a side face of an inner rotor and the like. Because end faces of both a first cylinder end 35 facing to a first inscribed gear pump mechanism and a cylinder separator 39 ar...  
JP2602166Y2  
JPH11351160A
To provide a pump suitable to miniaturize the pump parts of a fuel injection device and capable of reducing the number of parts. A pump includes a fuel injection pump part 2 and a feed pump part 3 integrally formed with the pump part 2. ...  
JPH11343984A
To provide a small-sized tandem pump consisting of a first and a second circulation control valve in which the distance between the two valves is shortened. A first flow control valve 15 circulates part of the discharged fluid to the suc...  
JPH11334616A
To provide a power steering unit which permits efficient radiation of heat generated in the control unit, designing heat release irrespective of ambient conditions, and replacement with a member exhibiting lower heat resistance. This pow...  
JPH11513950A
(57) A summary pump unit is included in a vehicles body. For the purpose, the pump unit must be provided with the fastener means. In the proposed pump unit (4), the screw for motor fixation (60, 60') which fixes an electric motor (20) to...  
JPH11303771A
To satisfactorily drive pumps in a pump device which has the plural rotational pumps by suppressing flexure of a driving shaft even when high pressure at discharge ports is applied to the driving shaft. In this pump device 100, a rotatio...  
JPH11287180A
To loosen pulsation by respectively regulation stroke of pistons, and arranging control means for regulating a liquid rate respectively discharged by pistons at the time of a pump cycle. Two sapphire pistons 10, 20 of two pump units are ...  
JPH11280666A
To decrease costs by making a plurality of pump portions with fewer parts. An inner gear 27, a circular intermediate gear 28, and a circular outer gear 29 are arranged together eccentrically forming two pump portions 12, 13. When a motor...  
JP2960779B2  

Matches 701 - 750 out of 1,528