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:
May. 24, 2005
Filed:
Mar. 25, 2003
Toshihiro Kobayashi, Nagoya, JP;
Hideo Chikazawa, Nagoya, JP;
Masaru Kodama, Nagoya, JP;
Paloma Industries, Limited, Aichi-ken, JP;
Abstract
A water heater is arranged with the hot water storage chamber Rat the top and the combustion chamber Rat the bottom within the bodywhich is a container. The combustion chamber Ris equipped with the air supply inlet, and the flame arresteris provided at the air supply inlet. Within the combustion chamber R, the main burnerand the pilot burnerare provided, the changing state of flame of the pilot burneris detected by the thermocouple, and a controllercloses an electromagnetic valve for opening and closing the main gas passage, stops the combustion of the main burneras well, and rings the alarm. In a alternate embodiment, a sensor burneris used as a safety device to detect a state of flame of the sensor burner and to shut off fuel to the main gas burner.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile