Optical fiber coupler for connecting two optical cables in align

Details Optical fiber coupler for connecting two optical cables in align Optical fiber coupler for connecting two optical cables in align

1985-01-11

1987-06-30

Lee, John

G02B 638

Patent

active

046765891

ABSTRACT:
An optical fiber coupler comprising a cylindrical fiber holder made of plastics, having a through bore of a size just capable of receiving an optical fiber to be connected and having a portion divided along the through bore in the middle range; a pair of flexible conical collars each of which is engaged with the end portion of the fiber holder and has a bore aligned with the through bore and a slit extending in the lengthwise direction; a cylindrical sleeve fitted on the cylindrical fiber holder to cover the fiber holder and having screw portions at both ends; and a pair of caps each of which is screwed with screw portion of the sleeve to grasp the optical fiber portion passing through the collar with the collar; and an opening aligned with the bore on its end wall, in order to enable to simplify the structure, to make small the entire size, to manufacture at a low cost and to assemble within a short time.

REFERENCES:
patent: 3880452 (1975-04-01), Fields
patent: 4087158 (1978-05-01), Lewis et al.

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