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:
Nov. 28, 1978
Filed:
Dec. 30, 1976
Applicant:
Inventors:
Assignee:
NCR Canada Ltd - NCR Canada Ltee, Mississauga, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05B / ;
U.S. Cl.
CPC ...
318685 ; 318696 ;
Abstract
A microprocessor is programmed to generate reference envelopes of a specified time duration and synchronized with clock pulses, and circuit means is associated with such microprocessor for indicating desired speed of a prime mover through comparison of prime mover actual speed with said reference envelope, and means is provided for adjusting prime mover speed to correspond with such reference envelope.