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:
Apr. 29, 2003
Filed:
Dec. 26, 2001
Seiji Asai, Okazaki, JP;
Takashi Ikeda, Owariasahi, JP;
Nisshinbo Industries, Inc., Tokyo, JP;
Abstract
A drum brake device having a brake lever with sufficient rigidity, and securing a larger space at a central region of a brake, to provide a large effective brake lever stroke. A by-pass hole which is freely penetrated by a shoe-hold pin which swingably rises from the back plate is formed in the brake lever positioned beneath the shoe web of the brake shoe and a section of the brake lever surrounding the by-pass hole is formed in a hollow cavity by drawing or in a groove by bending to be positioned closer to and facing toward the back plate
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile