Ergonomic keyboard apparatus and method of using same

Details Ergonomic keyboard apparatus and method of using same Ergonomic keyboard apparatus and method of using same

1992-12-14

1994-04-12

Burr, Edgar S.

Typewriting machines

Key-board or key lever-actuating mechanism

Key-board including keys grouped to facilitate positioning...

400715, 400472, 345168, B41J 510

Patent

active

053020405

ABSTRACT:
A keyboard arrangement with a pair of angularly disposed, spaced apart groups of character keys dedicated for operating use respectively by the left hand and the right hand of a user. A space bar key is operable by either thumb of the user and bridges between the two groups of character keys. The rows of keys in each group are staggered, and each key bears character indicia disposed at an angle to the transverse direction of its group of keys.

REFERENCES:
patent: 1138474 (1915-05-01), Heidner
patent: 3698532 (1972-10-01), Dodds
patent: 3929216 (1975-12-01), Einbinder
patent: 4244659 (1981-01-01), Malt
patent: 4483634 (1984-11-01), Frey et al.
patent: 4597681 (1986-07-01), Hodges
patent: 4669903 (1987-06-01), Herzog et al.
patent: 5040757 (1991-08-01), Benaway
patent: 5073050 (1991-12-01), Andrews
patent: 5119078 (1992-06-01), Grant
patent: 5129747 (1992-07-01), Hutchison
patent: 5145270 (1992-09-01), Darden
patent: 5156475 (1992-10-01), Zilberman
patent: 5163646 (1992-11-01), Engelhardt

Affiliated with

Also associated with

Rating

Ergonomic keyboard apparatus and method of using same does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Ergonomic keyboard apparatus and method of using same, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ergonomic keyboard apparatus and method of using same will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2094772