Apparatus for selectively varying keyboard switching force

Details Apparatus for selectively varying keyboard switching force Apparatus for selectively varying keyboard switching force

1990-08-20

1993-06-15

Yusko, Donald J.

Communications: electrical

Continuously variable indicating

With meter reading

400481, 400490, 4004912, 400495, B41J 526

Patent

active

052203182

ABSTRACT:
Apparatus for adjusting the key activating force or "touch" for a keyboard or for one or more function key groups on that keyboard to the needs of any individual operator.

REFERENCES:
patent: 3363717 (1968-01-01), Hunt
patent: 3648117 (1972-03-01), Yamamoto
patent: 3693123 (1972-09-01), Pederson
patent: 3818369 (1974-06-01), Brocker
patent: 3831730 (1974-09-01), Koeppe
patent: 3938042 (1976-02-01), Van Rumpt et al.
patent: 4028696 (1977-06-01), Madland et al.
patent: 4494109 (1985-01-01), Bernin
patent: 4507601 (1985-03-01), Anderson

Affiliated with

Also associated with

Rating

Apparatus for selectively varying keyboard switching force does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus for selectively varying keyboard switching force, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus for selectively varying keyboard switching force will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1046325