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:
Jan. 15, 1991
Filed:
Dec. 06, 1989
Applicant:
Inventors:
Assignee:
NGK Insulators, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ; H01B / ;
U.S. Cl.
CPC ...
350 9610 ; 174139 ;
Abstract
An optical fiber-containing insulator including an insulator body having a through hole and an optical fiber inserted into the through hole in which an insulation gas or an organic material is filled in a middle portion of the through hole, the insulator comprising wide-mouthed portions arranged in both end portions of the through hole, cylindrical members inserted into the wide-mouthed portions and heat-resistive adhesive agent member arranged between the insulation gas or organic insulation material and the cylindrical member. A process for producing such an optical fiber-containing insulator is also disclosed.