Matches 1 - 11 out of 11
Match Document Document Title
5540052 Pulse hydraulic systems and methods therefor  
A pulse hydraulic system is disclosed comprising, in combination a hydraulic sump for supplying the system with hydraulic fluid, one or more hydraulic pumps taking suction on the sump for...
4526003 Master brake cylinder for two-circuit braking systems  
A master cylinder for a two-circuit brake system which includes anti-skid control has two separate chambers and pistons. The main control piston is associated with an auxiliary piston which it...
4526000 Pressure intensifier  
A first pressure-intensifying apparatus includes a working cylinder having a working piston mounted within it and reciprocally movable by the application of working fluid alternately to opposite...
4470280 Swaging apparatus with timed pre-fill  
In an apparatus for forming leak-proof joints between tubes and a tube sheet by the internal application of hydraulic swaging pressure, the flow of relatively low pressure fluid from a pressure...
4407150 Apparatus for supplying and controlling hydraulic swaging pressure  
In an apparatus for forming leak-proof joints between tubes and a tube sheet by the internal application of hydraulic swaging pressure, the flow of pressurized fluid from an adjustable pressure...
3990240 Control method and apparatus for processing tools  
A method of controlling the advance and retraction of a tool on a processing machine in dependence of mechanical properties of the workpiece which tool communicates hydraulically on one hand with a...
3157986 Positioning system and its control  
3106823 Mechanico-hydraulic drive unit  
3025675 Timing compensator for hydraulic power transmissions  
2923131 Hydraulic control apparatus  
2903854 Door controlling system  
Matches 1 - 11 out of 11