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. 25, 1989
Filed:
Aug. 21, 1987
Applicant:
Inventor:
Ambrose Tomala, Royal Oak, MI (US);
Assignee:
Allied-Signal Inc., Morris Township, Morris County, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60T / ; B60T / ;
U.S. Cl.
CPC ...
303 842 ; 303113 ; 303115 ; 60563 ; 60565 ; 91 33 ; 13762566 ; 137901 ;
Abstract
An iosolation valve usable with an adaptive braking/traction control system comprising a plurality of passages adapted to communicate to a variety of pressure sources and an outlet port adapted to communicate to at least one brake cylinder. A valve movable to open and close one or the other of opposingly situated first and second passages to alternately communicate a master cylinder to the outlet port or a second pressure source to the outlet port so that when the first passage is closed by the valve the brake master cylinder is isolated from the brake cylinder.