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Patent Searching and Data


Matches 851 - 900 out of 1,536

Document Document Title
JPH08177756A
To provide a highly reliable and flexible housing for a hydraulic system provided with a plurality of rotation systems by forming the housing with one set of opposite end walls and a sidewall which connect both end walls and forming an o...  
JP2503459Y2  
JP2513088B2  
JP2510241B2  
JP2503064Y2  
JP2503059Y2  
JPH08100774A
PURPOSE: To define a multitude of independent pumping elements via an extremely simple and economical method that offers appreciably reduced overall device dimensions. CONSTITUTION: A hollow body 2 acts as a casing closed off axially at ...  
JPH0893660A
PURPOSE: To provide such a connection mechanism for a multiple gear pumps that shortens processing hours and reduces cost. CONSTITUTION: A penetration hole 16 is formed along the axial line of a driven shaft 6 of the primary gear pump an...  
JPH0893588A
To install a fuel pump for motorized vehicles in a motor compartment so that it is easily accessible for maintenance and repair and reduce its cost by constructing it from one pump unit of a multiple pump. A multiple pump 2 consists of a...  
JPH08503044A
(57) Summary Jell-O タポンプ has not adhered to the main part of a pump (10), and consists of small direction sizes of an axis especially by using the axis (30) which does not touch by sliding with the main part of a pump (10), eithe...  
JPH084682A
PURPOSE: To improve pumping efficiency by providing a vane pump subassembly having pumping vanes capable of displacement in plural radial directions, a booster pump subassembly having a moving impeller axially apart from the vane pump su...  
JPH07332254A
PURPOSE: To reduce the size of the whole of a system and improve recovery of energy by a method wherein pressure liquid delivered from two gear mechanisms for driving a pump is joined and fed to the actuator side and pressure liquid fed ...  
JPH07312892A
PURPOSE: To provide a pump motor control device that prevents a pump motor speed from being related to a fluid pressure at the inlet and outlet of a pump. CONSTITUTION: A pump motor control device 20 senses a motor speed and compares it ...  
JPH07300093A
PURPOSE: To provide a lightweight water jet propulsion device with no cavitation so as to enhance the efficiency and the quietness in which a positive displacement pump part is formed in a scroll type composed of a stationary spiral elem...  
JPH07279862A
PURPOSE: To increase the suction and discharge volumes of working fluid, and to provide a lightweight and compact arrangement. CONSTITUTION: Two congruent cylinder segments 4, 4 are joined together with third axes are parallel with each ...  
JPH07259751A
PURPOSE: To prevent excessive fatigue of oil by arranging a changeover valve on one of outlets for immediately returning oil from a corresponding pump for the supplement of high supplement ratio and pressure, and arranging a supply part ...  
JPH0740699Y2  
JPH0738713Y2  
JPH0734219Y2  
JPH07197889A
PURPOSE: To reduce cost by preventing the generation of vane bouncing noise owing to dislocation of a vane from a cam ring through simple structure. CONSTITUTION: A communicating hole through which a closed part and a vane back pressure ...  
JPH0729263Y2  
JPH07167079A
PURPOSE: To decrease the length of a feed passage between an inlet port and an outlet port for a rapid feed pressure buildup so as to reduce the rate of generation of cavitations by forming the feed passage to have a cross-sectionally re...  
JPH07167066A
PURPOSE: To improve the number of occurring times of cavitation of an oil pump having two pump cartridges. CONSTITUTION: A pump body 2 is provided at its interior with two pump cartridges 8 and 10 of the one being a main pump cartridge a...  
JPH0726366Y2  
JPH07151070A
PURPOSE: To suppress inside leakage which is caused by a pressure difference, so as to improve a volumetric efficiency by connecting an auxiliary pump to the suction port side of a gear pump, and interposing a pressure regulator for regu...  
JPH0754139B2  
JPH0723593Y2  
JPH07139447A
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...  
JPH07504253A
(57)【要約】 本公報は電子出願前の出願データであるため 要約のデータは記録されません。  
JPH0735793B2  
JPH0724539B2  
JPH0771390A
PURPOSE: To suppress radiation of noises from a motor/pump housing into the atmosphere and suppress vibration directly transmitted from the motor housing to an underlying pump/motor assembly supporting structure by embodying both of nois...  
JPH0754782A
PURPOSE: To improve efficiency of variable control and facilitate working by forming a valve guide hole orthogonal relating to an axial line in a radial direction of an intermediate partitioning plate passing through a passage of connect...  
JPH075266Y2  
JPH075265Y2  
JPH078583U
[Objects of the Invention] A torque loss is lessened. Generating of a cavitation is prevented. It is considered as a simple structure where electronic parts etc. are not used. [Elements of the Invention] To Behn's 10 side edge part, side...  
JPH074888U
[Objects of the Invention] While the direction of the power output section which is electric and determines the direction of fluid by equipping a channel diversion valve in a manual simple pump has been in a fixed state, a suction part a...  
JPH06346810A
PURPOSE: To provide a multi-stage automobile fuel pump for supplying gasoline or other light hydrocarbon fuel to a spark ignition type internal combustion engine. CONSTITUTION: This multi-stage automobile fuel pump 10 is provided with a ...  
JPH06341393A
PURPOSE: To provide a motor-driven pump provided with a turbine driven by a high pressure fluid and suitably applied for pumping of a fluid, especially a laden fluid. CONSTITUTION: A motor-driven pump 1 is provided with a pivot sleeve 15...  
JPH0648155Y2  
JPH0697038B2  
JPH0694805B2  
JPH0645668Y2  
JPH06317229A
PURPOSE: To provide a fuel pump and constituting method therefor in which reworking and scrapping after a general assembly can be preliminarily avoided by preliminarily testing each of a pump action part and a motor part of a modular aut...  
JPH0643510Y2  
JPH0676672U
[Objects of the Invention] The purpose of this device is to provide the multi-連 gear pump which made unnecessary conventional spacers 4 and 5 and coupling 12 and 13 which were shown in Drawing 2, and shortened the direction length of a...  
JPH0639117Y2  
JPH06280755A
PURPOSE: To improve pump discharge efficiency and responsiveness by performing bleed of air in a pressure operating chamber. CONSTITUTION: Positioning pins 41 and 42 are extended through the outer peripheries of side plates 32 and 33 and...  
JPH06280756A
PURPOSE: To prevent the occurrence of pulsation owing to air bubbles in working oil and prevents temperature rise by disposing a displacement switching valve to switch one hydraulic pump to a delivery state and a circulation state and an...  
JPH06280777A
PURPOSE: To increase a sucking tolerance of a centrifugal fuel pump by turning incomming fuel away to a side direction, and to substantially prevent a backflow of fuel to an inlet passage. CONSTITUTION: A baffle plate 116 is disposed bet...  

Matches 851 - 900 out of 1,536