Ergonomic keyboard apparatus

Details Ergonomic keyboard apparatus Ergonomic keyboard apparatus

1990-06-12

1991-12-17

Burr, Edgar S.

Typewriting machines

Including plural, independently supported key-boards,...

400489, 400682, 400715, B41J 354

Patent

active

050730509

ABSTRACT:
Ergonomic keyboard apparatus includes a keyboard separable into two portions, and each portion is movable along a curved track so that the portions may be spaced apart a desired distance. The keyboard portions are also individually adjustable for the physical comfort of the user by in and out movements with respect to the track, and the keyboard portions are also pivotable or rotatable and tiltable so that movement in effectively three planes is accomplished to provide for the physical characteristics and physical comfort of the user. Supports are also provided for the user's wrists, and the wrist supports are adjustable towards and away from the keyboard portions.

REFERENCES:
patent: 3732965 (1973-05-01), Mero
patent: 3830352 (1974-08-01), Kolpek
patent: 3990565 (1976-11-01), Felton et al.
patent: 4118128 (1978-10-01), Van Den Essen
patent: 4330776 (1982-05-01), Dennison, Jr. et al.
patent: 4378553 (1983-03-01), McCall
patent: 4661005 (1987-04-01), Lahr
patent: 4709972 (1987-12-01), LaBudde et al.
patent: 4830525 (1989-05-01), Nagashima et al.

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