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:
Dec. 07, 1993
Filed:
Nov. 13, 1991
Applicant:
Inventors:
Hiromi Kinoshita, Shimonoseki, JP;
Tsutomu Fukushima, Shimonoseki, JP;
Assignee:
Nichimo Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01K / ; A01K / ;
U.S. Cl.
CPC ...
43-97 ;
Abstract
An otter board, the net-mouth expanding force of which can be freely adjusted corresponding to the fishing style. The otter board according to the invention is charactrized in that, said otter board having biplane otter board members, an outer board member (3) is formed by a fixed board member (4) having openings therein and a moving board member or members (6, 6) having a shape closing said openings and located so as to move between said fixed board member (4) and an inner board member (2).