Data entry device with automatic sheet identification

Details Data entry device with automatic sheet identification Data entry device with automatic sheet identification

1989-11-13

1993-03-02

Yusko, Donald J.

Coded data generation or conversion

Bodily actuated code generator

341 33, 3647091, H03K 17955

Patent

active

051913291

ABSTRACT:
A data entry device includes a plurality of base layers having electrical elements thereon. The base layers are movable with respect to each other to provide a plurality of configurations. The base layers and the conductive elements cooperate to provide electrical properties therebetween which may be sensed to determine base layer separation. In several embodiments, the base layers are arranged in pageable books or tablets.

REFERENCES:
patent: 4379287 (1983-04-01), Tyler et al.
patent: 4661976 (1987-04-01), Basch
patent: 4862497 (1989-08-01), Seto et al.
Lu; Japan Encounters Micro Barriers; High Technology, Feb. 1985; pp. 69-71.

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