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:
Jan. 11, 2000
Filed:
Dec. 20, 1996
Applicant:
Inventors:
Glenn R Gualdoni, Canton, MI (US);
Serge G Avenel, Novi, MI (US);
Assignee:
Kelsey-Hayes Company, Livonia, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
60562 ; 60568 ; 2988806 ;
Abstract
A master cylinder for a vehicle hydraulic brake system, in which the master cylinder includes a body having a stepped bore formed therethrough and at least one piston disposed within the stepped bore. A plug is preferably permanently fixed to one end of the bore providing for a leak tight seal at the end of the bore. The master cylinder preferably includes a spring assembly having a pin with a longitudinally regular end portion which is retained in a bore of the piston.