A differential ball screw actuator permitting the rear ball nut to rotate with the screw over a limited range so that plates to be positioned are displaced and/or tilted in a direct pitch mode for a course adjustment while the differential pitch mode is used for fine or small adjustments only. The actuator can be used for tilting a laser mirror or other precision tilt and/or linear displacements.
申请公布号
DE3125746(C2)
申请公布日期
1994.12.01
申请号
DE19813125746
申请日期
1981.06.30
申请人
ROCKWELL INTERNATIONAL CORP., EL SEGUNDO, CALIF., US