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. 18, 1986

Filed:

Nov. 01, 1982
Applicant:
Inventor:

Akihiko Isaka, Nagano, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ; F16D / ;
U.S. Cl.
CPC ...
192 46 ; 192 71 ; 1921 / ; 192108 ;
Abstract

A ratchet mechanism comprises a rotatable member made of synthetic resin and a rotating body mounted coaxially with the rotatable member and having a portion engaging the rotatable member. The rotating body has a plurality of teeth. The rotatable member having an annular peripheral wall and a plurality of U-shaped engagement arms. Each of the arms includes a proximal end portion integral with the annular peripheral wall, a first arm member extending along the annular peripheral wall, and a second arm member having on a free end thereof an engaging portion disposed in a path of angular movement of the teeth of the rotating body and the other end joined to the first arm member.


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