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:
Dec. 28, 1976
Filed:
May. 23, 1975
William W Chambers, Anaheim, CA (US);
James N Brooks, Hermosa Beach, CA (US);
Robertshaw Controls Company, Richmond, VA (US);
Abstract
In a thermostat control system including means for modulating the fuel flow to a burner above a predetermined level necessary for combustion, the improvement comprising an ignition circuit adapted to provide a larger fuel flow initially to the burner including in one embodiment a bimetallic switch connected for thermal communication with the burner cavity for completing the circuit of the above thermostat control system after the burner cavity reaches a predetermined temperature. In a second embodiment, a time delay circuit is provided instead of the bimetallic switch, such time delay circuit providing a larger fuel flow to the burner during the ignition time interval.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile