ACTUATOR Russian patent published in 1999 - IPC

FIELD: control devices in rocketry and space engineering; control of jet engine thrust vector. SUBSTANCE: actuator includes three-gear pump and control unit with electromechanical converter mounted on bracket, bell crank secured on converter shaft and provided with spring parallel to axis of converter, spool valve plungers mounted on bell crank and received by hollow shafts of driven gears of pumps and two adjustable stops for bell crank; all these components are arranged in housing of pump. Pump is made from several plates: one plate adjoining housing is provided with flange and unit for attachment to housing; bracket is secured on flange and is provided with pad parallel to plates; this pad is used for mounting spring attachment unit for motion of electromechanical converter shaft; stops are mounted on bracket. EFFECT: independent control of symmetry, steepness and maximum magnitude of speed characteristics of actuator beyond its housing; facilitated assembly of actuator. 4 dwg