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:
Feb. 23, 1977
Applicant:
Inventor:
Harold G Brakebill, Concord, TN (US);
Assignee:
Robertshaw Controls Company, Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137 81 ; 251 613 ; 236 / ;
Abstract
A differential vacuum regulator having an input chamber and an output chamber and a control arrangement for providing an output signal in the output chamber that has a constant differential value from the value of an input signal in the input chamber, the regulator having a condition responsive unit that is independent from the value of the input signal and is adapted for varying the differential value in relation to the condition being sensed by the condition responsive unit.
Brakebill, Harold. (1978). Condition response differential vacuum regulator and method of making (U.S. Patent No. 4108197). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4108197
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile