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. 12, 1977
Filed:
Jul. 29, 1975
Applicant:
Inventors:
Masayuki Kurata, Iwatsuki, JA;
Yusiyo Watanabe, Iwatsuki, JA;
Assignee:
Akebono Brake Industry Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F10J / ;
U.S. Cl.
CPC ...
277152 ; 2772 / ;
Abstract
A sealing boot for hydraulically or pneumatically operated equipments comprising an external portion which is pressed by a resilient ring into fitted engagement with a circumferential groove provided in a cylinder body, an internal portion which is tightly attached to the outer edge of a piston and a flexible portion which connects said external portion to said internal portion, the external portion being provided with a recess which is arranged in the direction of the width of the external portion to form a continuous curve.