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:
Feb. 25, 2020
Filed:
Jan. 04, 2018
Noritz Corporation, Hyogo, JP;
Hironao Matsunaga, Kobe, JP;
Eiji Kanki, Kobe, JP;
NORITZ CORPORATION, Hyogo, JP;
Abstract
A reverse combustion type combustion apparatus () includes a combustion section () that combusts fuel in a downward direction, heat exchangers () disposed under the combustion section (), and an exhaust box () disposed under the heat exchangers (). The exhaust box () is a molded product made from a synthetic resin material; the exhaust box () includes an opening portion () for introduction of combustion exhaust gases generated by an upper portion, a fixing portion () for fixing the heat exchanger (), and an inclined bottom portion () that collects condensed water generated by the heat exchanger (); and, at the lower end portion of the exhaust box (), at least three legs () are integrally formed and make the exhaust box () stand up by itself.