Apparatus for fluid-tight welding of a closable connecting piece

Details Apparatus for fluid-tight welding of a closable connecting piece Apparatus for fluid-tight welding of a closable connecting piece

1974-07-29

1976-03-30

Whitby, Edward G.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156580, 228 1, 264 69, B32B 518

Patent

active

039473074

ABSTRACT:
The invention relates to an ultrasonic welding, apparatus for a flexible fluid container fabricated of synthetic thermoplastic material having a welding surface, thin walls and a rim, and closed but for a single opening for fluid-tight welding of the connecting piece into the container, which is also fabricated of synthetic thermoplastic material. A welding ring focusses the ultrasonic energy to the welding surfaces. A ring-shaped base terminates the connecting piece.

REFERENCES:
patent: 3464102 (1969-09-01), Soloff
patent: 3483066 (1969-12-01), Harris et al.
patent: 3602257 (1971-08-01), Beryleyoung et al.
patent: 3700532 (1972-10-01), Pierson
patent: 3713956 (1973-01-01), Cospen

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