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. 14, 2014
Filed:
May. 16, 2011
Hyung-soo Shin, Seoul, KR;
Lae-hyuk Park, Seoul, KR;
Ki-yeul Kim, Seoul, KR;
Hyoung-koog Lee, Gwangmyeong-si, KR;
Tae-kyung Yook, Cheongju-si, KR;
Joong-kwan Kim, Suwon-si, KR;
Hyung-Soo Shin, Seoul, KR;
Lae-Hyuk Park, Seoul, KR;
Ki-Yeul Kim, Seoul, KR;
Hyoung-Koog Lee, Gwangmyeong-si, KR;
Tae-Kyung Yook, Cheongju-si, KR;
Joong-Kwan Kim, Suwon-si, KR;
LS Cable & System Ltd., Anyang, Gyeonggi-do, KR;
Abstract
An optical and power composite cable includes a plurality of power lines adjacently arranged in a cable, each power line having a central conductor and an insulating coating layer surrounding the central conductor; at least one optical fiber unit arranged together with the power lines, each optical fiber unit having at least one optical fiber and a tube surrounding the optical fiber; and a cable sheath surrounding the power lines and the optical fiber unit, wherein, assuming that the thickness of the tube is t and that the outer diameter of the tube is D, the ratio of the thickness of the tube to the outer diameter defined as t/D is 8% to 20%.