Matches 1 - 10 out of 10


Match Document Document Title
US20070101711 Servo-motor controlled hydraulic press, hydraulic actuator, and methods of positioning various devices  
A hydraulic system that includes an actuator, a pump, a servo-motor, and (optionally) an actuator position sensor, an actuator hydraulic pressure sensor, a comparator, a servo-valve, and a...
US20120224983 MULTI-WAY VALVE, HYDRAULIC DEVICE AND CONCRETE PUMP VEHICLE  
A multi-way valve includes a plurality of parallel combination valves for controlling corresponding actuators (4-1-4-5). Each combination valve comprises proportional throttle valves (2-1-2-5) and...
US20070175211 Release system, particularly for releasing hydraulic actuators for automatic openings  
A release system, particularly for releasing hydraulic actuators for automatic openings having an articulated arm for swing-door gates, provided in a hydraulic circuit having a hydraulic pump (3),...
US20100180586 Self-Contained Hydraulic Actuator System  
The hydraulic linear actuator system of the present invention includes a pump that is configured to rotate in a single direction at a substantially constant velocity. Both the direction and flow...
US20080190104 ACTUATORS  
Actuators suited for use with, for example, vehicular suspension systems. In some embodiments, the present actuators include a reversible hydraulic pump configured to produce variable hydraulic...
US20130008156 Hydraulic Actuating Device For Actuation Of One Or More Setting Elements In, In Particular, A Motor Vehicle Transmission  
An actuating device for hydraulically actuating at least one setting element comprising a pump, which has an electric pump drive, with reversible pumping direction, at least one double-acting...
US20170184136 HYDRAULIC DRIVE SYSTEM FOR OPERATION TABLE  
A hydraulic drive system includes an oil supply device, an oil return device and a hydraulic cylinder circuit component. The circuit component includes a hydraulic cylinder, a first and a second...
US20160214158 DECK LEVERAGE ANCHOR WITH EXTENSION SWIVEL MOUNTED PULLEY HOLDER  
A portable workstation includes a frame, a plurality of wheels coupled to the frame, a handle coupled to the frame, a pneumatic inlet port coupled to the frame and a pump coupled to the frame and...
US20160201694 MINIATURE HIGH PRESSURE PUMP AND ELECTRICAL HYDRAULIC ACTUATION SYSTEM  
Methods and apparatus pertaining to positive displacement pumps, and further to hydraulic actuation systems. In some embodiments the pumps are gear pumps with bi-directional operation. In some...
US20150292183 Hydraulic System for Work Machine  
Delivery ports of a closed circuit hydraulic pump 2a/2b are connected to a head-side chamber and a rod-side chamber of an arm/boom cylinder 7a/7b. A switching valve 12a/12b is arranged between the...

Matches 1 - 10 out of 10