Postal franking machine

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

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Details

400223, 400234, 400208, 400249, B41J 3324, B41J 3536

Patent

active

047054174

ABSTRACT:
A movement monitoring device for monitoring the movement of items past or through a work station wherein the items move synchronously with a ribbon through or past the work station. The transport of the items is monitored by a detector which monitors the linear movement of the ribbon. Signals from the detector can be used to activate the work station at intervals corresponding to the passage of the items.

REFERENCES:
patent: 3455431 (1969-07-01), Martin
patent: 3998313 (1976-12-01), Hickey
patent: 4561791 (1985-12-01), Nagashima
patent: 4568950 (1986-02-01), Ross et al.
Dials et al. "Carrier Position Detection . . . " IBM Tech Disclosure Bulletin, vol. 23, No. 9, pp. 4199-4200, 2/81.
Darwin "Ribbon Drive" IBM Technical Disclosure Bulletin, vol. 19, No. 4, pp. 1407-1408, 9-76.

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