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. 31, 1985
Filed:
Mar. 05, 1984
Applicant:
Inventors:
Kazuharu Nakamura, Nagoya, JP;
Yoshimasa Tsuboi, Nagoya, JP;
Assignee:
Toyotomi Kogyo Co., Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23N / ;
U.S. Cl.
CPC ...
431 22 ; 431 25 ; 431 78 ; 431333 ;
Abstract
A safety device for an oil burner is disclosed which is capable of effectively and rapidly accomplishing the detecting and stopping of abnormal combustion in the oil burner. The safety device includes an additional flame electrode (72) which is adapted to flow a DC current therethrough when flame of abnormal combustion contacts with the electrode, to thereby detect the abnormal combustion.