Hand held welding device, and method of using same

Details Hand held welding device, and method of using same Hand held welding device, and method of using same

1977-07-14

1978-05-02

Whitby, Edward G.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

1565801, 228 1R, 264 23, B32B 3120

Patent

active

040872971

ABSTRACT:
A hand-held ultrasonic welding device suitable for welding together a plurality of laminae formed at least partially of thermoplastic synthetic resinous materials. The device is particularly useful in the quilting of bedspreads and comforters, and is capable of sealing along a continuous line in accordance with preestablished patterns. Means is provided for adjusting the pressure effectively applied to the laminae being sealed to prevent burning through the same caused by excess delivery of power.

REFERENCES:
patent: 3602421 (1971-08-01), Spratt
patent: 3683470 (1972-08-01), McMaster

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