Drive device for a reciprocating part

Details Drive device for a reciprocating part Drive device for a reciprocating part

1990-03-08

1991-09-24

Shoop, Jr., William M.

Electricity: motive power systems

Open-loop stepping motor control systems

318685, 11212111, 235472, H02P 800

Patent

active

050516787

ABSTRACT:
A drive device for a reciprocating part having a part which is connected to a stepping motor whose direction of rotation can be changed. The stepping motor is reciprocatingly actuated in a single step length between no more than two step positions, such that it is possible to move the reciprocating part backwards and forwards in a predetermined manner in a simple and reliable way.

REFERENCES:
patent: 4235176 (1990-11-01), Yamashita et al.
patent: 4404509 (1983-09-01), Hartwig
patent: 4496831 (1985-01-01), Swartz et al.

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