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:
Nov. 01, 1988
Filed:
Mar. 04, 1987
Applicant:
Inventor:
Hiromu Kuromitsu, Chiryu, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
605471 ; 60588 ;
Abstract
A piston for acting on both a master cylinder and a fluid pressure booster is slidably disposed in a housing and defines a pressure buildup chamber communicating with a wheel brake actuating cylinder on one end and a power chamber on an opposite end. The cylinder has a plurality of axial slots defined in an outer peripheral surface thereof and communicating with inlet, supply, and outlet ports, there being seals disposed in the axial slots.