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:
Jun. 29, 2021
Filed:
Mar. 30, 2017
Ls Cable & System Ltd., Anyang-si, KR;
Ji Sung Kim, Suwon-si, KR;
Weon Bae Kim, Gangneung-si, KR;
Kyoung Ro Ko, Daegu, KR;
Joon Keun Lee, Seoul, KR;
Kum Hwan Cha, Anyang-si, KR;
Jae Cheol Gwag, Daegu, KR;
Tae Hyun Kim, Seoul, KR;
LS CABLE & SYSTEM LTD., Anyang-si, KR;
Abstract
A power cable includes a conductor, an inner semi-conductive layer covering the conductor, an insulating layer covering the inner semi-conductive layer and impregnated with insulating oil, an outer semi-conductive layer covering the insulating layer, a metal sheath layer covering the outer semi-conductive layer, and a cable protection layer covering the metal sheath layer. A minimum thickness t1 of a certain cross section of the metal sheath layer is less than or equal to 90% of a maximum thickness t2 thereof.