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:
Jun. 29, 1999
Filed:
Apr. 30, 1997
Applicant:
Inventor:
Andrew C Adams, North Dartmouth, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63B / ;
U.S. Cl.
CPC ...
1141 / ; 114150 ;
Abstract
A self-steering system for sailboats which operates in conjunction with an auxiliary rudder which is independent of the main rudder and which is operated by a double acting hydraulic pump which derives operative power from an impeller system activated by the movement of the boat through the water and controlled by a windvane.