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. 29, 2025
Filed:
Sep. 27, 2018
Applicant:
Kyungdong Navien Co., Ltd., Gyeonggi-do, KR;
Inventors:
Assignee:
Kyungdong Navien Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/469 (2022.12); C02F 1/00 (2022.12); C02F 5/08 (2022.12); F24D 19/00 (2005.12); C02F 101/10 (2005.12);
U.S. Cl.
CPC ...
C02F 1/4695 (2012.12); C02F 1/008 (2012.12); C02F 5/08 (2012.12); F24D 19/00 (2012.12); C02F 2101/10 (2012.12); C02F 2201/005 (2012.12); C02F 2303/16 (2012.12);
Abstract
A scale-free boiler of the present disclosure includes a boiler case, a main flow path disposed inside the boiler case and in communication with a heating flow path disposed outside the boiler case to provide heating, a heat source for heating water flowing along the main flow path, and a filter for removing, based on an electrical force, an ionic material contained in the water flowing along the main flow path or water to be supplied to the main flow path to prevent occurrence of scale.