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:
May. 17, 1994

Filed:

Mar. 30, 1993
Applicant:
Inventor:

Pierre Courbot, Villiers Le Bel, FR;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D / ; F16D / ; B60T / ;
U.S. Cl.
CPC ...
188 7954 ; 188 / ;
Abstract

The drum brake has two shoes (12, 14), each presenting a web (16) and a rim (18) whose face facing the drum receives a friction lining (20). The drum brake is arranged on a support plate (10), and the web (16) of each shoe (12, 14) possesses a notch cooperating with a strut (40) determining the separation of the shoes (12, 14). The strut (40) bears in the neighborhood of one of its ends (50) a pivot (52) on which is articulated an actuating lever (46) extending substantially perpendicular to the support plate (10) through an opening (54) made in the latter in hinged and capable of cooperating with one of the shoes. The actuation of the drum brake is obtained by a simultaneous action and reaction on the actuating lever (46) and on the strut (40).


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