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:
Aug. 22, 1978
Filed:
Apr. 01, 1976
Harold G Brakebill, Knoxville, TN (US);
Robertshaw Controls Company, Richmond, VA (US);
Abstract
A differential vacuum regulator having a housing provided with an inlet for being interconnected to a vacuum source and an outlet for being interconnected to a vacuum operated device, valve means being carried by the housing for interconnecting the inlet and the outlet together to provide a certain vacuum level at the outlet when the regulator senses a temperature below a certain temperature and for interconnecting the inlet and the outlet together to produce a different vacuum level at the outlet when the regulator is sensing the certain temperature.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile