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.

Date of Patent:
Feb. 12, 1985

Filed:

Apr. 28, 1982
Applicant:
Inventor:

Frank P Marker, Garmisch-Partenkirchen, DE;

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63H / ;
U.S. Cl.
CPC ...
114 97 ; 114 90 ; 114 39 ;
Abstract

In a sailboard rig, the boom is provided at its mast end with an extension using a torsion spring, which in an operative position extends in the plane of the boom and which is provided at its fore end with an eye for attaching a starting sheet.


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