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:
Oct. 29, 2024
Filed:
Jan. 28, 2020
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 1/40 (2006.01); F28D 7/16 (2006.01); F28F 13/12 (2006.01); F28D 21/00 (2006.01);
U.S. Cl.
CPC ...
F28F 1/40 (2013.01); F28D 7/16 (2013.01); F28F 13/12 (2013.01); F28D 2021/0071 (2013.01);
Abstract
A heat transfer pipe includes an outer pipe having a space therein and extending a first direction, a core disposed in the space inside the outer pipe, defining a refrigerant flow space through which a refrigerant flows between an inner surface of the outer pipe and the core, and extending in the first direction, and a resistor disposed in the refrigerant flow space and having a spiral shape with a central axis disposed to be parallel to the first direction.