Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 251 - 300 out of 931

Document Document Title
JP5801254B2  
JP2014532843A
In the hydraulic pressure boosting cylinder that controls and boosts the hydraulic oil with pneumatic pressure, the pressure could be boosted only once in the past, but in the present invention, the pressure is continuously boosted to so...  
JP5613254B2  
JP2014005920A
To provide an economical fluid pressure generation device capable of obtaining high fluid pressure as needed, without enlarging a fluid pressure generation source, by selecting a proper fluid pressure generation source.The fluid pressure...  
JP5251529B2  
JP5195125B2
To provide a vehicular driving device capable of improving the accuracy of clutch operation control while securing the reliability of the durability of a hydraulic actuator by removing the influence of air bubbles and contamination of an...  
JP5153596B2  
JP2012219864A
To provide a pressure intensifying system efficiently utilizing liquid in the system and intensifying the pressure after using the liquid as hydraulic pressure of a hydraulic pressure supply source, and to provide a drive system using th...  
JP5058426B2
The invention relates to a controller for a hydraulic press, comprising a pressing cylinder ( 1 ), a reservoir ( 2 ), a valve group ( 3 ), a pressure medium reservoir ( 7 ) and a hydraulic pump ( 6 ), connected together by means of a cyl...  
JP5026915B2  
JP5021848B2
The invention relates to an apparatus for actuating of processing machines like metal forming machines and method, control and application of an apparatus for actuating said metal forming machines. The processing machine is driven by at ...  
JP5002501B2  
JP2012137106A
To provide a booster cylinder device that prevents cracks in a cylinder tube in the connecting portion between a first cylinder and a second cylinder, and increases a boost rate of the first cylinder.A boost cylinder device 1 is a hydrau...  
JP4895342B2  
JP3174246U
An oil-gas separated pressure cylinder, which combines a hydraulic cylinder, a pneumatic cylinder and a pres-pressure cylinder, and keeps the applied compressed gas and the storage hydraulic fluid apart, maintaining the quality of the hy...  
JP4882126B2
The piston and cylinder unit has a hydraulic fluid filled pressure chamber (13) defined by a movable piston (3) and the housing (2) of the unit and constructed so that it seals a gap (17) between two surfaces extending axially to one ano...  
JP4869885B2  
JP2011231634A
To provide a pressure converter that increases a processing flow rate, and a method for adjusting performance of the pressure converter.In the pressure converter, a high-pressure flow passage 24 and a low-pressure flow passage 25 are for...  
JP4808735B2
A pneumatic device having a selectively variable pneumatic output comprises an inlet connectable to an air source and an outlet disposed in a flow path, a control assembly in the flow path and having a plurality of differently sized prim...  
JP4796894B2  
JP4679941B2
A remote seal assembly includes a seal body and an extension. The seal body defines a cavity with a diaphragm that seals the cavity from a process fluid. The extension is connected with the seal body on a first end and is configured for ...  
JP4596796B2  
JP4588161B2  
JP4554345B2  
JP4550213B2
To provide a hydraulic lock device that can be designed as a more dependable and reliable device capable of operating at a higher output with a smaller and lower-pressure hydraulic supply source. A hydraulic cylinder (4) is provided for ...  
JP4482346B2  
JP2009270660A
To reliably collect the potential energy of a working part to be moved up and down, and recycle the collected energy while reducing the loss.The hydraulic control system includes an accumulator 35 for accumulating oil discharged from a h...  
JP4365469B2
A hydraulic locking device, wherein a booster (7) having a discharge part (6) communicating with an outer peripheral side hydraulic chamber (5) is installed in a case member (2), an input port (16) feeding an input hydraulic pressure fro...  
JP4361914B2  
JP4359559B2
Apparatus, and an accompanying method for use therein, that utilizes working and stopping servo-controlled hydraulic pistons wherein the stopping piston acts as a controlled mechanical stop for the working piston. Both pistons are spaced...  
JP4319870B2  
JP4301310B2
In a pressure booster having a cylinder mechanism, a floating mechanism is disposed between pistons and a piston rod, the floating mechanism being capable of absorbing offset (off centered) loads that are imposed on the pistons from the ...  
JP2009142800A
To efficiently save energy by reducing air volume of once compressed air released to the atmosphere from a membrane dryer and a booster, when using compressed air dehumidified in the membrane dryer by boosting it by the booster.Compresse...  
JP4275463B2
An electro-pneumatic air pressure regulator includes a primary pressure introduction port (12), a secondary pressure output port (13), a pilot pressure chamber (30), a main valve (15) for opening and closing a communicating conduit (14),...  
JP4208695B2  
JP4204276B2  
JP4170119B2  
JP4164132B2
The piston device comprises two guided pistons (9,11) of different cross sections, In one position, their endfaces (9b,11a) are in contact. A pressure cell (30,15a-c) is filled with hydraulic fluid to transmit force between the pistons. ...  
JP2008039024A
To provide a pressure converter wherein switching of a valve is facilitated, durability is improved, and a pressure transmitting pipe is fixed so as to cope with enlargement.In the pressure converter for transmitting a pressure of a high...  
JP2008020027A
To provide a pressure converter, capable of improving durability by facilitating switching of a valve, and responding to enlargement by fixing a pressure transfer pipe.In the pressure converter for transmitting a pressure of a high-press...  
JP3957334B2
PURPOSE: To perform sterilization treatment which is simple and completely automated if circumstances require by supporting the cover of a high pressure chamber and the bottom part of a low pressure chamber to the inside surface of a fra...  
JP3955780B2
To reduce cost, size and weight of a load transmission device, and to improve flexibility thereof. A nut 1 is provided with a first load bearing member 4 having a screw hole 6 to be screwed to a bolt 2 and a cylinder 7, and a second load...  
JP3814211B2
To provide a miniaturized pressure generator device for generating negative or positive pressure air in pulses. A driving side piston 17 fixed to a driving side piston rod 15 and a driven side piston 13 fixed to a driven side piston rod ...  
JP2006170401A
To provide a pneumatic-hydraulic pressure intensifier structure using pressure air for operating oil to operate on an output piston with higher thrust than the thrust of the pressure air while using a selector valve in a body for changin...  
JP3792000B2
To prevent a decrease in the purity of nitrogen gas due to a leak of compressed air, in a pressure booster of nitrogen gas intensifying a pressure of nitrogen gas by compressed air. An intermediate chamber 36 between rod packing 35a seal...  
JP2006508306A
A device uses hydraulic actuation for the closure of a vessel by a rotation-symmetric reciprocating piston mechanism of an extremely compact type, which includes a reciprocating hydraulic piston and an intensifier piston, which are in ea...  
JP2006009875A
To provide a compact actuator for driving a valve capable of driving opening of an adjusting valve (1) stably (2) with high precision and (3) with high response, being light in weight, and having high efficiency.In this pneumatic and hyd...  
JP2005255156A
To provide an improved hydraulic brake system and a hydraulic pressure increasing device 10 to be used therein.The hydraulic pressure increasing device comprises a cylindrical chamber 42. The cylindrical chamber has an inlet end 44 and a...  
JP3690883B2
To provide a pressure regulator in which coating pressure supplied to, for example, a spray gun is kept constant and in which aluminum foils in metallic paint is prevented from being collapsed. A paint supply path 2 is branched into firs...  
JP3688831B2
To facilitate the stable detainment of a load, secure high responsiveness and noiseless operation in a load device using a boosting mechanism, and also miniaturize and lighten the whole device. This load device boosts and displaces the l...  

Matches 251 - 300 out of 931