Hermetically sealed terminal construction

Claim 2

In a hermetically sealed terminal construction, a supporting member having a socket-defining sleeve, opposing compression members closing the opposite ends of said sleeve, said compression members each having a center bore extending therethrough, a conductor pin extending through the center bores in said compression members, a distortable dielectric sealing member surrounding said conductor pin and incapsulated in said socket-defining sleeve between said compression members, said sealing member having an annular body of a size to be radially compressed within said sleeve and maintained in the radially compressed condition by means of said compression member, and said sealing member comprising an essentially frustoconical skirt having a peripheral wall surface which engages said socket-defining sleeve, the peripheral wall surface of said sealing member having an initial diameter which is larger than the diameter of said socket-defining sleeve.

Claim 3

The terminal construction claimed in claim 1 wherein said sealing member has a center bore therein in which said conductor pin is received, said center bore having a diameter which is initiAlly slightly smaller than the portion of said conductor pin engaged thereby.

Claim 4

In a hermetically sealed terminal construction, a supporting member having a socket-defining sleeve, opposing compression members closing the opposite ends of said sleeve, said compression members each having a center bore extending therethrough, a conductor pin extending through the center bores in said compression members, a distortable dielectric sealing member surrounding said conductor pin and incapsulated in said socket-defining sleeve between said compression members, said sealing member having an annular body of a size to be radially compressed within said sleeve and maintained in the radially compressed condition by means of said compression members, and said sealing member having tapered hub portions lying on opposite sides of said annular body, said compression members having mating tapered portions of a size to engage and compress the tapered hub portions of said sealing member, the annular body of said sealing member being initially of essentially frustoconical configuration and having a peripheral wall surface, said essentially frustoconical body being flattened and compressed by the said compression members whereby, in the assembled terminal, said frustoconical body assumes an essentially planar disclike configuration in which it lies at substantially right angles to the longitudinal axis of said surrounding sleeve.

Claim 5

In a hermetically sealed terminal construction, a supporting member having a socket-defining sleeve, opposing compression members closing the opposite ends of said sleeve, said compression members each having a center bore extending therethrough, a conductor pin extending through the center bores in said compression members, a distortable dielectric sealing member surrounding said conductor pin and incapsulated in said socket-defining sleeve between said compression members, said sealing member having an annular body of a size to be radially compressed within said sleeve and maintained in the radially compressed condition by means of said compression members, and said sealing member having tapered hub portions lying on opposite sides of said annular body, said compression members having mating tapered portions of a size to engage and compress the tapered hub portions of said sealing member, the annular body of said sealing member being initially of essentially frustoconical configuration and having a peripheral wall surface, said essentially frustoconical body being flattened and compressed by the said compression members whereby, in the assembled terminal, said frustoconical body assumes an essentially planar disclike configuration in which it lies at substantially right angles to the longitudinal axis of said surrounding sleeve.

Claim 6

The terminal construction claimed in claim 3 wherein said conductor pin has an annular groove therein defining an interruption to the surface of said pin lying within the confines of said sealing member.

Claim 7

The terminal construction claimed in claim 4 including mounting means fixedly securing said compression members relative to each other and to said conductor pin.

Claim 8

The terminal construction claimed in claim 5 wherein at least one of said mounting means comprises an eyelet surrounding said conductor pin, said eyelet having a flange portion engaging the adjoining compression member and a body portion in crimped engagement with an annular groove in said conductor pin.

Claim 9

In a hermetically sealed terminal construction, a supporting body having a socket-defining sleeve, an opposing pair of cap members at least partially inserted in the opposite ends of said sleeve, said cap members each being formed from an essentially rigid nondistortable dielectric material and having a center bore extending therethrough opening inwardly into a pocket having a tapered annular wall defining the inner surface of an annular collar adapted to be snugly received within said socket-defining sleeve, said collar defining an annular compression face at its innermost end, a conductor pin extending through the center bores in said cap members, said conductor pin having an elongated body portion the diameter of which is of a size to be snugly received in said center bores, a distortable dielectric sealing member having a hub surrounding said conductor pin and an intermediate skirt-defining body extending radially outwardly beyond said hub, the portions of said hub lying on opposite sides of said annular body being tapered to correspond to the tapered pockets in said cap members, said skirt-defining body having an outside diameter which, when unrestrained, is greater than the inside diameter of said socket-defining sleeve, said sealing member being contained within said socket-defining sleeve between said cap members, with said sockets in engagement with the tapered hub portions of said sealing member, with said annular skirt-defining body under radial compression between said sleeve and said conductor pin, and with the compression faces of said cap members in compressive engagement with opposite sides of said radially compressed annular skirt-defining body so as to maintain said body in the radially compressed condition, and mounting means fixedly securing said cap members relative to each other and to said conductor Pin.

Claim 10

In a hermetically sealed terminal construction, a supporting body having a socket-defining sleeve, an opposing pair of cap members at least partially inserted in the opposite ends of said sleeve, said cap members each being formed from an essentially rigid nondistortable dielectric material and having a center bore extending therethrough opening inwardly into a pocket having a tapered annular wall defining the inner surface of an annular collar adapted to be snugly received within said socket-defining sleeve, said collar defining an annular compression face at its innermost end, a conductor pin extending through the center bores in said cap members, said conductor pin having an elongated body portion the diameter of which is of a size to be snugly received in said center bores, a distortable dielectric sealing member having a hub surrounding said conductor pin and an intermediate skirt-defining body extending radially outwardly beyond said hub, the portions of said hub lying on opposite sides of said annular body being tapered to correspond to the tapered pockets in said cap members, said skirt-defining body having an outside diameter which, when unrestrained, is greater than the inside diameter of said socket-defining sleeve, said sealing member being contained within said socket-defining sleeve between said cap members, with said sockets in engagement with the tapered hub portions of said sealing member, with said annular skirt-defining body under radial compression between said sleeve and said conductor pin, and with the compression faces of said cap members in compressive engagement with opposite sides of said radially compressed annular skirt-defining body so as to maintain said body in the radially compressed condition, and mounting means fixedly securing said cap members relative to each other and to said conductor Pin.

Claim 11

The terminal construction claimed in claim 7 wherein said annular body is of generally frustoconical configuration when in the unrestrained condition, and wherein, when compressed between said cap members, said annular body is of essentially disclike planar configuration.

Claim 12

The terminal construction claimed in claim 7 wherein said annular body is of essentially V-shaped cross section and has a peripheral wall surface lying at substantially right angles with respect to the longitudinal axis of said socket-defining sleeve.

Claim 13

The terminal construction claimed in claim 7 wherein said annular body is of corrugated configuration in cross section, being characterized by a plurality of interconnected ridges and valleys, said body having a peripheral wall surface lying at substantially right angles to the longitudinal axis of said socket-defining sleeve.

Claim 14

The terminal construction claimed in claim 7 wherein said cap members are formed from a plastic material, and wherein said sealing member is formed from an elastomeric material.

Claim 15

The terminal construction claimed in claim 11 wherein said cap members are formed from diallyl phthalate, and wherein said sealing member is formed from synthetic rubber.