Cloth welding anvil

Details Cloth welding anvil Cloth welding anvil

1983-05-18

1984-06-19

Wityshyn, Michael G.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Presses or press platen structures, per se

156 731, 228 1R, 228 1B, B29C 2708

Patent

active

044551916

ABSTRACT:
An anvil for use in ultrasonic apparatus for welding two thermoplastic sheets where an ultrasonic vibration transmitter is provided having a working surface in contact with one side of one of the sheetlike materials and located in cooperative relation with opposed spaced anvil surfaces located on the opposite side of the sheetlike elements opposite the transmitter for producing welds in the material therebetween and where the anvils are elongate, hollow, and have a slit extending longitudinally thereof.

REFERENCES:
patent: 3844869 (1974-10-01), Rust, Jr.
patent: 4252600 (1981-02-01), Cooper
patent: 4311540 (1982-01-01), Hill
patent: 4414045 (1983-11-01), Wang et al.

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