Image recording apparatus with the ability to determine if enoug

Details Image recording apparatus with the ability to determine if enoug Image recording apparatus with the ability to determine if enoug

1990-10-10

1992-03-17

Olszewski, Robert P.

Sheet feeding or delivering

Feeding

Separators

271 31, 271145, B65H 704

Patent

active

050961802

ABSTRACT:
An image recording apparatus using expendable supplies, the apparatus including a rotary portion of the paper tray for detecting the amount of expendable supplies which are available for use during image recording, a similar rotary portion of the document tray or an automated document feeder capable of counting sheets of paper for calculating the quantity of expendable supplies necessary for the selected recording operation, a comparator for comparing the detected amount with the calculated amount, and a display for informing an operator of the result of comparison.

REFERENCES:
patent: 4568172 (1986-02-01), Acquaviva
patent: 4579326 (1986-04-01), Pinckney et al.
patent: 4611800 (1986-09-01), Parsons et al.
patent: 4815725 (1989-03-01), Kanaya
patent: 4888617 (1989-12-01), Okuzawa

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