Ultrasonic tape guide apparatus

Details Ultrasonic tape guide apparatus Ultrasonic tape guide apparatus

1992-02-25

1993-11-23

Stodola, Daniel P.

Advancing material of indeterminate length

Passive guide

226194, 242 76, B65H 2700

Patent

active

052636259

ABSTRACT:
A tape guide apparatus having a cylindrical guide member for guiding a tape, an ultrasonic vibrator secured to the guide member for vibrating the guide member in a standing wave fashion and a supporting member for supporting the guide member is provided. This tape guide apparatus is comprised of a shaft whose diameter is enough to be inserted into the inside of the guide member, a ring-shaped protrusion provided on the shaft independently of the shaft and for supporting the guide member at position corresponding to a node portion of a standing wave vibration of the guide member, and a position restricting member provided on the shaft and for restricting a position of at least one end of the guide member.

REFERENCES:
patent: 4403720 (1983-09-01), Grant
patent: 4427166 (1984-01-01), Oishi et al.
patent: 4440485 (1984-04-01), Maldonado et al.
patent: 5152444 (1992-10-01), Saito

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