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. 12, 2013
Filed:
Apr. 27, 2011
Applicants:
Richard E. Staerzl, Fond du Lac, WI (US);
Michael M. Blackwood, Oshkosh, WI (US);
Inventors:
Richard E. Staerzl, Fond du Lac, WI (US);
Michael M. Blackwood, Oshkosh, WI (US);
Assignee:
Brunswick Corporation, Lake Forest, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C23F 13/02 (2006.01); C23F 13/04 (2006.01); C23F 13/20 (2006.01); C23F 13/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A marine drive cathodic protection control circuit and method controls ohmic current from a power source to an anode according to electrical reference potential sensed by a reference electrode. The ohmic current is interrupted for an interruption interval, and reference potential is sensed during the interruption interval. The ohmic current is controlled according to reference potential sensed during the interruption interval.