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. 08, 2009
Filed:
Mar. 09, 2005
Applicants:
Atsuhito Gama, Nagoya, JP;
Shinichiro Hata, Nagoya, JP;
Hiroyuki Yamada, Nagoya, JP;
Kazuya Hirota, Nagoya, JP;
Inventors:
Atsuhito Gama, Nagoya, JP;
Shinichiro Hata, Nagoya, JP;
Hiroyuki Yamada, Nagoya, JP;
Kazuya Hirota, Nagoya, JP;
Assignee:
Rinnai Corporation, Nagoya-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01G 13/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A microcomputerof an electronic circuit unitactuates an electric motor (stepping motor)driving a thermal power control valve of a burner during or just after extinguishment of the burner to displace the thermal power control valve to an opening degree position for ignition. In this way, the delay of the start of an ignition process of the burner for an ignition request can be eliminated to start the ignition process promptly.