145972 ⎘
Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors used in combination for obtaining stepwise operation of a single controlled member Rotary stepwise operation
HYDRAULIC SYSTEM, METHOD, AND INTEGRATED VALVE BLOCK OF SLEWING MECHANISM
#2Zero backlash gearless rotary actuator usable with solar panels
#3Rotary actuator, converting actuator and method for producing rotation
#4Hydraulic actuator and joint driving unit employing the same