Optical fiber feed-through

Details Optical fiber feed-through Optical fiber feed-through

2006-04-11

2006-04-11

Lee, John D. (Department: 2874)

Optical waveguides

Accessories

Splice box and surplus fiber storage/trays/organizers/ carriers

C385S080000, C385S092000, C385S138000

Reexamination Certificate

active

07027705

ABSTRACT:
An optical-fiber feedthrough formed of a metallic sleeve1and an optical fiber2fastened thereto. The the metallic sleeve1has i) a sleeve main body having a first hollow portion9which has an inner diameter larger than the outer diameter of the optical-fiber bare fiber uncovered portion3in the optical fiber2and into which the optical-fiber bare fiber uncovered portion is inserted, and a second hollow portion8which communicates with the first hollow portion and has an inner diameter larger than the outer diameter of the resin-covered portion5in the optical fiber and in which an inserted portion of the resin-covered portion and an optical-fiber bare fiber uncovered portion standing uncovered from the resin-covered portion to lead to the first hollow portion are held and ii) a first conical recessed portion10which is provided on the first hollow portion side of the sleeve main body and to which the leading end portion of the optical-fiber bare fiber uncovered portion is uncovered.

REFERENCES:
patent: 6310997 (2001-10-01), Kato et al.
patent: 60-96607 (1985-07-01), None
patent: 8-15572 (1996-01-01), None
patent: 8-114723 (1996-05-01), None
patent: 8-304668 (1996-11-01), None
patent: 2000-180660 (2000-06-01), None
patent: 2000-338363 (2000-12-01), None
patent: 2001-91793 (2001-04-01), None

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