US4378145A — Method and apparatus for joining optical elements

Claim 1

Independent Claim 64 words

A terminated optical fiber assembly comprising an optical fiber having an end face and fiber terminating means including engagement means defining mutually discontinuous surfaces in abutting relation to said fiber end face, said surfaces being spaced from one another in a circular locus having a diameter less than the diameter of said fiber, whereby said fiber is restrained from passing through said engagement means.

Claim 2

Dependent Claim 64 words

A terminated optical fiber assembly comprising an optical fiber having an end face and fiber terminating means including engagement means defining mutually discontinuous surfaces in abutting relation to said fiber end face, said surfaces being spaced from one another in a circular locus having a diameter less than the diameter of said fiber, whereby said fiber is restrained from passing through said engagement means.

Claim 3

Dependent Claim 38 words

The assembly claimed in claim 1 wherein said surfaces are configured to present abutting surface areas to said fiber, said surface areas in said circular locus being mutually spaced in a plane coincident with said fiber end face.

Claim 4

Dependent Claim 17 words

The assembly claimed in claim 2 wherein said surface areas are equally mutually spaced in such plane.

Claim 5

Dependent Claim 23 words

The assembly claimed in claim 1 wherein said engagement means comprises a plurality of bodies, each defining a distinct one of said surfaces.

Claim 6

Dependent Claim 11 words

The assembly claimed in claim 4 wherein said bodies are spheres.

Claim 7

Dependent Claim 31 words

The assembly claimed in claim 5 wherein said spheres are of common diameter and have centers in a common plane, such common plane being spaced axially from said fiber end face.

Claim 8

Dependent Claim 22 words

The assembly claimed in claim 1 wherein said fiber terminating means further includes fiber guide means in registry with said engagement means.

Claim 9

Dependent Claim 28 words

The assembly claimed in claim 7 further including an elongate housing supporting said fiber terminating means and said fiber guide means in registry along said fiber central axis.

Claim 10

Dependent Claim 30 words

The assembly claimed in claim 8 wherein said fiber includes a fitting secured thereto, said housing defining an entry aperture for said fiber and for releasable joinder with said fitting.

Claim 11

Dependent Claim 27 words

The assembly claimed in claim 9 further including means supported in said housing for biasing said fiber guides means longitudinally in said housing toward said engagement means.

Claim 12

Dependent Claim 77 words

The assembly claimed in claim 1 wherein said fiber terminating means comprises a further optical fiber having an end face, said engagement means defining additional mutually discontinuous surfaces in abutting relation to said further optical fiber end face, said additional surfaces being spaced from one another in a circular locus having a diameter less than the diameter of said further optical fiber, the respective end faces of said terminated optical fibers being axially spaced from one another.

Claim 13

Dependent Claim 33 words

The assembly claimed in claim 11 wherein said engagement means comprises a plurality of bodies, each defining both a distinct one of said first-mentioned surfaces and a distinct one of said additional surfaces.

Claim 14

Dependent Claim 11 words

The assembly claim in claim 12 wherein said bodies are spheres.

Claim 15

Dependent Claim 20 words

The assembly claimed in claim 13 wherein said spheres are of common diameter and have centers in a common plane.

Claim 16

Dependent Claim 29 words

The assembly claimed in claim 11 wherein the peripheral edge of said end face of said further optical fiber is in abutting relation with said additional mutually discontinuous surfaces.

Claim 17

Dependent Claim 23 words

The assembly claimed in claim 1 wherein the peripheral edge of said end face is in abutting relation with said mutually discontinuous surfaces.

Claim 18

Dependent Claim 119 words

A kit of parts comprising: at least two optical elements each having an end face; and an apparatus adapted for joining said optical elements including an elongate housing having first and second longitudinally opposed entry apertures for said optical elements and terminating means having first and second sets of surfaces discontinuous about the longitudinal axis of said housing and adapted to be abutted by the respective end faces of said optical elements and respectively disposed in facing relation to said first and second entry apertures, said first and second sets of surfaces being longitudinally spaced from one another, said terminating means comprising at least one unitary body defining a surface of each of such first and second surface sets.

Claim 19

Dependent Claim 119 words

A kit of parts comprising: at least two optical elements each having an end face; and an apparatus adapted for joining said optical elements including an elongate housing having first and second longitudinally opposed entry apertures for said optical elements and terminating means having first and second sets of surfaces discontinuous about the longitudinal axis of said housing and adapted to be abutted by the respective end faces of said optical elements and respectively disposed in facing relation to said first and second entry apertures, said first and second sets of surfaces being longitudinally spaced from one another, said terminating means comprising at least one unitary body defining a surface of each of such first and second surface sets.

Claim 20

Dependent Claim 35 words

The kit claimed in claim 17 wherein each of said first and second sets of surfaces are mutually spaced in a circular locus in planes coincident with the respective end faces of said optical elements.

Claim 21

Dependent Claim 30 words

The kit claimed in claim 17 wherein said terminating means comprises a plurality of unitary bodies, each defining a distinct surface of each of said first and second surface sets.

Claim 22

Dependent Claim 11 words

The kit claimed in claim 19 wherein said bodies are spheres.

Claim 23

Dependent Claim 20 words

The kit claimed in claim 20 wherein said spheres are of common diameter and having centers in a common plane.

Claim 24

Dependent Claim 30 words

The kit claimed in claim 17 wherein said housing includes first and second optical element guide means respectively extending from said first and second entry apertures to said terminating means.

Claim 25

Independent Claim 87 words

A method for terminating, along an axis, an elongate optical element having an end face, comprising the steps of: defining a plurality of surfaces mutually discontinuously spaced about said axis and mutually spaced in a circular locus having a diameter less than the maximum dimension of said optical element end face transversely of the element longitudinal axis; and placing said optical element and optical element end face in abutting relation with said discontinuous surfaces such that said optical element does not pass axially through said discontinuous surfaces.

Claim 26

Independent Claim 87 words

A method for terminating, along an axis, an elongate optical element having an end face, comprising the steps of: defining a plurality of surfaces mutually discontinuously spaced about said axis and mutually spaced in a circular locus having a diameter less than the maximum dimension of said optical element end face transversely of the element longitudinal axis; and placing said optical element and optical element end face in abutting relation with said discontinuous surfaces such that said optical element does not pass axially through said discontinuous surfaces.

Claim 27

Dependent Claim 33 words

The method claimed in claim 23 wherein the placing of said optical element is practiced by positioning the peripheral edge of said optical element end face in abutting relation with said discontinuous surfaces.

Claim 28

Dependent Claim 96 words

Apparatus for joining optical elements comprising an elongate housing having first and second longitudinally opposed entry apertures for said optical elements and means for terminating said optical elements in spaced disposition having first and second sets of surfaces discontinuous about the longitudinal axis of said housing and respectively lying in facing relation to said first and second entry apertures, said terminating means including at least one unitary body defining a surface of each of said first and second surface sets, said first and second sets of surfaces being longitudinally spaced from one another within said housing.

Claim 29

Dependent Claim 96 words

Apparatus for joining optical elements comprising an elongate housing having first and second longitudinally opposed entry apertures for said optical elements and means for terminating said optical elements in spaced disposition having first and second sets of surfaces discontinuous about the longitudinal axis of said housing and respectively lying in facing relation to said first and second entry apertures, said terminating means including at least one unitary body defining a surface of each of said first and second surface sets, said first and second sets of surfaces being longitudinally spaced from one another within said housing.

Claim 30

Dependent Claim 30 words

The apparatus claimed in claim 25, wherein said terminating means comprises a plurality of unitary bodies, each defining a distinct surface of each of said first and second surface sets.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1986-03-28	1986-09-27	1987-03-29	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1990-03-28	1990-09-27	1991-03-29	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1994-03-28	1994-09-27	1995-03-29	$7700.00	Window Closed / Lapsed

Method and apparatus for joining optical elements

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