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. 24, 2018
Filed:
Dec. 31, 2014
Rinnai Corporation, Nagoya-shi, Aichi, JP;
Shigeki Shimada, Aichi, JP;
Ai Yuge, Aichi, JP;
RINNAI CORPORATION, Nagoya-Shi, JP;
Abstract
An immediate hot-water supplying systemincludes a P hot water supply deviceconfigured to heat water flowing through a first supply pipe, an N hot water supply deviceconfigured to heat water flowing through a second supply pipe, a check valve, and a coupled controllerconfigured to, when the flow amount detected by a second flow amount sensoris equal to or more than a hot-water-supply detection flow amount, perform a hot-water supply operation in which a first burneror a second burneris burned with a circulation pumpstopped, and when the flow amount detected by the second flow amount sensoris less than the hot-water-supply detection flow amount, perform a circulation heat keeping operation in which the first burneris burned with the circulation pumpactivated.