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Patent Searching and Data


Matches 701 - 750 out of 1,145

Document Document Title
JPS61139301U  
JPS61129901U  
JPS61122401U  
JPS61122402U  
JPS61119602U  
JPS61106603U  
JPS6194601U  
JPS61127901A
PURPOSE:To prevent dissimilar matter from being mixed in, by separating a rod surface, which comes into contact with oil inside an oil hydraulic cylinder, from another rod surface coming into contact with water in a hydraulic cylinder. C...  
JPS6116507Y2  
JPS6120205B2  
JPS6199704A
PURPOSE:To provide higher pressure increasing efficiency by shaping pressure booster chambers at both ends of a booster piston, connecting an operating valve to the booster piston, and having the operating valve control a primary control...  
JPS6114643Y2  
JPS6158654U  
JPS6110002Y2  
JPS6110001Y2  
JPS6152401A
PURPOSE:To simplify the whole apparatus by allowing the inlet-side operation chamber of a large cylinder and the outlet-side operation chamber of a small cylinder to communicate through a communication passage into which a check valve is...  
JPS6135201U  
JPS6132801U  
JPS6119103U  
JPS619602U  
JPS616003U  
JPS614001U  
JPS6040881Y2  
JPS60249702A
PURPOSE:To simplify structure of a pressure intensifying cylinder, by moving a piston provided with a selector valve according to increase in load and applying a reaction force to the piston by changeover of the selector valve due to the...  
JPS6040322Y2  
JPS6039521Y2  
JPS60175527U  
JPS60227001A
PURPOSE:To effectively and rapidly manifest intensifying operation of the captioned device by providing an intensifying part having a booster piston on parallel to a cylinder and supplying high pressure oil to the cylinder in the recipro...  
JPS60220203A
PURPOSE:To raise pressure boosting performance, durable service time length due to fatigue, and safety of a vessel by disposing a vent passage in a space communicating a large diameter hole and a stepped part of a stepped piston, and pro...  
JPS60158957U  
JPS60149893U  
JPS60122001U  
JPS60121965U  
JPS60116084U  
JPS6023521Y2  
JPS6097402U  
JPS60113801A
PURPOSE:To reduce the external dimension and reduce power loss by allowing a relief valve to be built into a plunger and allowing a suction and return valve to be built into a cylinder head. CONSTITUTION:A plunger 5 is inserted in slidab...  
JPS6088201A  
JPS6062602U  
JPS6010912Y2  
JPS6049301U  
JPS6037602U  
JPS6037604U  
JPS6037603U  
JPS6044601A
PURPOSE:To make an easy and quick removal and installation of a ram possible by arranging a small diameter cylinder chamber to a piston fitted to a large diameter cylinder and by removably fixing a ram to be fitted in the cylinder chambe...  
JPS6040804A
PURPOSE:To augment pushing out force without increasing the dimension in the radial direction by providing a liquid chamber in the shaft part of the second cylinder and also providing a piston part, to be received in said liquid chamber,...  
JPS6010902U  
JPS6010633U  
JPS604800U  
JPS59208201A
PURPOSE:To enable an automatic generation of high output by a method wherein a valve body for opening and closing a fluid passage in a pressure increasing piston under a pressure acting against a main piston is fitted to a spaced-apart b...  

Matches 701 - 750 out of 1,145