Tube couplings

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

Patent

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Details

285 55, 285238, 285286, 285323, 156294, F16L 1702, F16L 4702

Patent

active

046067833

ABSTRACT:
In a tube coupling of the kind comprising a body member with a bore having an axially tapered portion, a collet having arms extending into said portion of the bore, the tapered portion being such that axially outward movement of the collet arms engaging the tapered portion causes the collet arms to be pressed inwardly for gripping a tube in the bore, the body member is formed of inner and outer parts, at least the inner part being of plastics material which is, by ultrasonic vibrations, caused to enter into recesses, grooves, serrations or the like in an outer part.

REFERENCES:
patent: 2776151 (1957-01-01), Harkenrider
patent: 3002871 (1961-10-01), Tramm et al.
patent: 3516690 (1970-06-01), Kreig
patent: 3653689 (1972-04-01), Sapy et al.
patent: 3722924 (1973-03-01), Bjornsen
patent: 3743326 (1973-07-01), Courtot et al.
patent: 3999783 (1976-12-01), Legris
patent: 4059294 (1977-11-01), Falcone
patent: 4178023 (1979-12-01), Guest
patent: 4220361 (1980-09-01), Brandenberg

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