Reusable ribbon cassette

Winding – tensioning – or guiding – Unwinding and rewinding a machine convertible information... – Cartridge system

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Details

400208, 400242, B41J 3528

Patent

active

053321740

ABSTRACT:
A cassette casing adapted to house a replaceable ribbon including spaced spool carrier shafts rotatably mountable within the casing, at least one of the shafts being retractable from the casing in an axial direction and a device to lock the shaft against retraction. The casing also includes a device providing a guide path for the ribbon to travel from one spool to another, and a loading aperture in the casing through which at least one removable spool may be inserted into the cassette in a direction transverse to the axis thereof to be suitably positioned for insertion of the retractable spool carrier shaft into or retraction of the shaft from the bore of the spool.

REFERENCES:
patent: 3653608 (1972-04-01), Dickens et al.
patent: 4019695 (1977-04-01), Wharam
patent: 4264223 (1981-04-01), Bemis et al.
patent: 4359288 (1982-11-01), Bullock
patent: 5073052 (1991-12-01), Daley et al.

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