Continuous loop ribbon welding system

Details Continuous loop ribbon welding system Continuous loop ribbon welding system

1990-10-09

1993-05-04

Simmons, David A.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Automatic and/or material-triggered control

156494, 156502, 156510, 1565801, 156526, 156157, 156250, 156 734, 4251742, 264 23, B65H 6902, B32B 3100

Patent

active

052078540

ABSTRACT:
There is provided a method and apparatus for adjoining two ends of a length of impact printer ribbon to form a continuous loop of ribbon. A welding fixture, including a welding anvil, ironing anvil and ultrasonic horn are provided to join the ribbon ends. Tensioning slides are provided to grip the ribbon ends and tension the ribbon during welding operations. A microprocessor controls a series of pistons, switches and solenoids to control the welding sequence.

REFERENCES:
patent: 3442735 (1969-05-01), Stensaker
patent: 3821048 (1974-06-01), Acker et al.
patent: 4096019 (1978-06-01), Lehmann
patent: 4119448 (1978-10-01), Hermanson et al.
patent: 4482421 (1984-11-01), Gurak
patent: 4629530 (1986-12-01), Becking
patent: 4935081 (1990-06-01), Becking

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