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:
Sep. 26, 1978
Filed:
Dec. 15, 1975
Applicant:
Inventors:
Sydney R Acre, Elsie, MI (US);
Marquis J Lake, Sr, Corunna, MI (US);
Assignee:
Midland-Ross Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
1376275 ; 91 19 ; 91 32 ; 9137 / ;
Abstract
A sequential valve mechanism for power brake units moves in one direction for sequentially connecting a chamber to three different pressure sources, and moves in an opposite direction for sequentially connecting the chamber to the different pressure sources in reverse order.