The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 19, 1993
Filed:
Aug. 08, 1991
Gary L Christopher, Fox River Grove, IL (US);
Eaton Corporation, Cleveland, OH (US);
Abstract
An electrically controlled shift actuator (2) of the type having a rotatable worm gear wheel (22) driven by a motor (M) to a predetermined one of at least two rotational positions, the wheel having an eccentric drive pin (26) moving a reaction member (14) to preload a spring-charged (10) shift member engagement means comprising a slide (6) and ball (8) directly engaged with a shift member (16) to move a shift member to a predetermined one of at least two positions. The control includes a selector switch (36), a pair of position sensing switches (28,30), and an electrically controlled switch (62) for alternatively connecting the motor (M) to a power supply (38) or to a dynamic braking circuit (66-68), but never to both simultaneously.