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:
Nov. 05, 2019
Filed:
Aug. 01, 2017
Applicant:
Rinnai Corporation, Nagoya-shi, Aichi, JP;
Inventors:
Toshimitsu Nagasaka, Nagoya, JP;
Takaaki Nakagoshi, Nagoya, JP;
Assignee:
Rinnai Corporation, Nagoya-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24H 1/22 (2006.01); F24H 1/26 (2006.01); F24H 1/52 (2006.01); F24H 9/12 (2006.01); F28D 7/08 (2006.01); F28F 7/02 (2006.01); F24H 8/00 (2006.01); F28F 17/00 (2006.01); F04D 25/04 (2006.01);
U.S. Cl.
CPC ...
F24H 1/263 (2013.01); F24H 1/526 (2013.01); F24H 8/006 (2013.01); F24H 9/122 (2013.01); F28D 7/08 (2013.01); F28F 7/02 (2013.01); F28F 17/005 (2013.01); F04D 25/04 (2013.01); F28F 2265/22 (2013.01); Y02B 30/106 (2013.01);
Abstract
A heat exchanger having a drainage member () mounted on an open end () of a heat-transfer tube (), wherein the drainage member () contains a flow guide portion () including an insertion portion () configured to be inserted into the heat-transfer tube () from the open end (), and a projecting portion () projecting toward an outside of the heat-transfer tube () from the open end () and extending downward.