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:
Feb. 11, 1986
Filed:
Aug. 29, 1984
Applicant:
Inventors:
Robert D Bloom, Montrose, PA (US);
John V Gac, Newark Valley, NY (US);
Eugene T Kozol, deceased, late of Binghamton, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P / ;
U.S. Cl.
CPC ...
318313 ; 318318 ; 318312 ; 318314 ;
Abstract
Servo control circuit for a DC motor having programmable timers to control the motor energizing period independently for each unit of shaft displacement. The circuit includes timer-gated latches to signal below-speed and above speed conditions and override the timer control period to reestablish the desired velocity.