Guide rail for an electric actuator

Details Guide rail for an electric actuator Guide rail for an electric actuator

1997-06-09

1998-09-22

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 90, 384 50, 384 55, F16C 2904

Patent

active

058119019

ABSTRACT:
A motor is integrally mounted on one end of a ball screw over which an engaging block is threaded, and an encoder is integrally mounted on the other end of the ball screw for detecting the rotational speed or angular displacement of the motor. The motor, the ball screw, and the encoder are combined into a unitized assembly as a drive unit. The motor and the encoder are positioned on respective steps of a frame, and detachably fastened to the frame.

REFERENCES:
patent: 4798985 (1989-01-01), Chitavat
patent: 4863149 (1989-09-01), Luther et al.
patent: 4985651 (1991-01-01), Chitayat
patent: 5198249 (1993-03-01), Westerkamp
patent: 5320434 (1994-06-01), Fujihara et al.
patent: 5637940 (1997-06-01), Nagai et al.
patent: 5676016 (1997-10-01), Nagai et al.
patent: 5711611 (1998-01-01), Nagai et al.

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