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. 17, 1989
Filed:
Feb. 02, 1987
Applicant:
Inventor:
Charles R Wesner, Crozet, VA (US);
Assignee:
Sperry Marine Inc., Charlottesville, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364457 ; 318588 ; 1141 / ;
Abstract
Heading keeping apparatus for a marine vessel autopilot that compares the RMS yaw to a plurality of yaw increments and compares the instantaneous yaw to a plurality of yaw increments to provide respective gain controlling signals in accordance with the increments in which the RMS yaw and instantaneous yaw resides. The gain controlling signal representative of the highest gain is selected to control the gain of the autopilot.