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:
Apr. 13, 1976
Filed:
Mar. 04, 1974
Applicant:
Inventors:
Charles Boyer, Bronx, NY (US);
Michael Pemenidis, Bronx, NY (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24D / ; F23N / ;
U.S. Cl.
CPC ...
236 / ; 236 / ; 237 / ;
Abstract
Time controlled switching apparatus is connected in series circuit with a steam pressure sensor and a line starter associated with a boiler firing system. The switching apparatus is rendered electrically conductive during spaced time intervals of successive hours whereby boiler firing occurs during preselected time periods and then only where generated steam is at preselected pressure level.
Boyer, Charles. (1976). Control system for boilers furnishing steam for heating (U.S. Patent No. 3949936). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3949936
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile