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Patent Searching and Data


Matches 801 - 850 out of 1,515

Document Document Title
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...  
JPH08338373A
To make a compressor usable for gas and a positive displacement pump usable for liquid by rotatably-driving two parallel interacting helical screw rotors so as to pump up liquid at a second flow rate lower than a first flow rate between ...  
JPH08319956A
To provide a pump motor assembly capable of directly controlling the speed of a motor regardless of pressure applied to the pump. A motor-integrated pump is provided with a stator 202 with an n pieces of teeth; a cylindrical magnet 204 c...  
JPH08312577A
To provide a new improved large-capacity rotary liquid pump capable of self-priming in a dry state and suitable for cooling particularly a marine diesel engine, and to provide a new impeller-shaft assembly and a flexible impeller pump as...  
JPH08292078A
To provide an integrated pump/flowmeter which can control a pump by measuring the flow rate of the pump accurately without causing any leakage. The integrated pump/flowmeter comprises a housing, a conduit 32 for defining a fluid channel ...  
JPH08284771A
To reduce manufacturing cost and installation space by constituting a fuel pump for conveying fuel to an internal combustion engine, and an air pump for conveying air, as one constituent unit, and connecting the pump on its suction side ...  
JPH08261085A
To reduce noise and vibration, enable stable loading of an armature and a pump rotor, and provide an electric fuel pump with long service life by providing an armature so that only one end of the armature can be pivotally supported rotat...  
JP2511149Y2  
JPH08233381A
PURPOSE: To suppress the generation of gas to expedite the global warming effect by obtaining the safety of an equipment by reducing the vibration even if combustible refrigerant is used. CONSTITUTION: A motor A and a compressing mechani...  
JPH08232857A
PURPOSE: To provide a simple, strong, and inexpensive super-high pressure hydraulic pump by forming an oil passage on an intermediate support body for communicating a discharge port of a first stage pump with a suction port of a second s...  
JPH08232853A
To supply oil with certainly and optimum efficiency with small-sized or medium-sized pumps to a large sized engine by feeding or passing pump medium in the same direction as the rotation of a drive shaft of a controllable pump. A control...  
JP2505666Y2  
JPH08193506A
PURPOSE: To provide a device which facilitates assembly and disassembly for cleaning with respect an oil pump and its filter of a four cylinder engine for outboard motor. CONSTITUTION: This oil pump assembly is provided with a housing me...  
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  

Matches 801 - 850 out of 1,515