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:
May. 03, 1977
Filed:
Aug. 02, 1976
Applicant:
Inventors:
Ewald Muller, Neu-Isenburg, DT;
Reimund Becht, Frankfurt-Hochst, DT;
Assignee:
ITT Industries, Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01B / ;
U.S. Cl.
CPC ...
92 48 ; 92 99 ;
Abstract
Tandem type vacuum brake boosters require a connection between their vacuum chambers. According to the present invention this connection is provided by the housing having crosspieces parallel to the longitudinal axis of the housing disposed about the periphery of the housing with channels formed between the crosspieces to enable the two vacuum chambers to communicate with each other.
Muller, Ewald. (1977). Brake booster (U.S. Patent No. 4020749). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4020749
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile