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.

Date of Patent:
Feb. 13, 2007

Filed:

Nov. 18, 2004
Applicants:

Kyung-tae Park, Gumi-si, KR;

Hee-goo Kang, Andong-si, KR;

Inventors:

Kyung-Tae Park, Gumi-si, KR;

Hee-Goo Kang, Andong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical fiber having improved compression strength is disclosed. The optical fiber includes a central tension member positioned in the center of the optical fiber and having at least one groove, at least one metal tube seated in the groove and containing at least one optical fiber, a strength member positioned around the central tension member and the tube, and a sheath positioned around the strength member.


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