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Patent Searching and Data


Matches 501 - 550 out of 1,704

Document Document Title
JP2012122427A
To dispense with maintenance caused by adhesion of a foreign substance into a suction valve or a discharge valve in a viscous fluid transfer pump.In the viscous fluid transfer pump sucking grease from a suction valve 16 into a pump chamb...  
JP4950874B2  
JP4951347B2  
JP2012031805A
To prevent deterioration of performance due to the wear between a plunger and a cylinder.A plunger pump includes: a cylinder having a cylinder chamber with a cylindrical space and a suction port and a discharge port communicating with th...  
JP4839306B2  
JP2011525222A
The invention relates to a converter for converting mechanical energy into hydraulic energy and to a robot implementing said converter. The invention can particularly be used in the production of humanoid robots in which autonomy is to b...  
JP4773595B2  
JP2011153626A
To guarantee reliable pump operation capable of continuously making concrete flow.In order to guarantee certain operation even in the case wherein a switching sensor or pressure sensors 20, 22 and 24 are failed, the estimated stroke time...  
JP2011518986A
A metering pump includes a pump sleeve (3) and a pump body (2) slidably mounted in the pump sleeve (3), a plunger (1) is arranged in the chamber of the pump body (2), a flow guiding hole communicated with the chamber is provided in the s...  
JP4711328B2  
JP2011074764A
To stably deliver a paint continuously to an object to be painted.This pump device includes an outer piston 56 and a piston rod 58 which are provided so as to be slid in a cylinder tube 42 in the circumferential and axial directions, an ...  
JP4651049B2  
JP4647664B2  
JP2011506826A
The continuous fluid delivery systems includes a fluid pumping device comprising a pump housing comprising a base member with a plurality of inlet ports and at least one outlet port and at least two pairs of opposing pistons movably asso...  
JP2011502230A
When the fluid flow output of a synthetically commutated hydraulic pump is adapted to a given fluid flow demand, pulsations in the fluid output flow of the synthetically commutated hydraulic pump can occur. To avoid such pressure pulsati...  
JP4612149B2  
JP4609775B2  
JP4603365B2  
JP2010538197A
A fluid pump for dispensing a fluid is provided. This pump is provided with a main part which forms a plurality of cylinders inside, each cylinder has each piston arranged inside, and each cylinder and each piston are made into shape whi...  
JP4524103B2  
JP2010168952A
To provide a liquid discharge device preventing immersion of liquid into a drive part from a pump part, drop of particles into a vessel, and drop of discharge accuracy, and facilitating cleaning work.The liquid discharge device 1 include...  
JP4489951B2  
JP4484139B2  
JP2010519460A
It is a micro fluid transfer system for transmitting fluid within minute environment, and a micro fluid transfer system is provided with the following. (a) A long and slender main part which has the 1st end, the 2nd end, and the external...  
JP2010518304A
[Subject] A pump which can be energized is provided. [Means for Solution] This pump contains an inside of a cylinder which has the 1st end and 2nd end, and a piston which is slidably open for free passage. The 1st control valve and the 2...  
JP4425310B2  
JP2010043618A
To provide a plunger pump well maintainable at all times.This plunger pump 10 includes a cylinder 11 having a cylinder chamber and a plunger 21 movable forward and backward relative to the cylinder chamber. The cylinder 11 includes an ou...  
JP4416779B2  
JP4366757B2  
JP2009539021A
It has a means by which a metering pump causes a relative both-way straight-line motion between at least 1 piston (1) in a cylindrical housing (2), and a cylindrical housing (2) and a piston (2), and generates a stroke of a metering pump...  
JP2009250149A
To provide a delivery device superior in interlocking performance between the reciprocating operation of a piston and the rotary operation of the piston, and superior in quantitativeness.This fixed volume delivery device 10 is provided f...  
JP2009250090A
To prevent abnormal high pressure from being applied to the inside of a piston chamber, related to main pistons.A piston pump 1 switches piston chamber communication passages 72a and 72b to a discharge line communicating with oil dischar...  
JP4342318B2  
JP4331465B2  
JP4299912B2  
JP2009133303A
To solve the problem of cost increase due to high production cost of a high pressure pump in the case of independently providing two pumps for supply of two different fuels in a system using the two different fuels.The pump for feeding t...  
JP4268658B1
[Subject] The piston interior of a room which starts a main piston with easy composition is prevented from becoming unusual high pressure. [Solution means] a piston pump (1) by the land (81a, 81b) which moves with reciprocation of a pilo...  
JP4262432B2  
JP2009068421A
To provide a pump of a simple structure using a cam mechanism.A piston 4 in a cylinder 2 is rotated while allowing reciprocation in an axial X direction. A suction port 91 and a delivery port 92 is formed on a cylinder in such a manner t...  
JP2009052540A
To provide a pump using a cam mechanism and being in a simple structure.Cam grooves 42, 43 formed on an outer peripheral surface of a piston 4 reciprocatively and rotatably arranged in a cylinder 2 have distance increase sections 42a, 43...  
JP2009504992A
It is device (V) which condenses a fluid (F) sent through a concentration device (3) by a differential piston pump (K), and a fluid (F) is a concentration thing (F).KIt acts directly so that it may carry out and this may be given to at l...  
JP4188534B2  
JP4181429B2  
JP4180607B2  
JP4173111B2  
JP4162379B2  
JP4164029B2  
JP4121499B2  
JP4112641B2  
JP2008522075A
A metering pump (1) equips a cylinder (3) in the air with at least 1 piston (2), The above-mentioned pump (1) has an entrance port (10) of at least 1 which can be attracted to a pump chamber (3), and an exit port (11) of at least 1 which...  

Matches 501 - 550 out of 1,704