X-Y direction input device having changeable orientation of inpu

Details X-Y direction input device having changeable orientation of inpu X-Y direction input device having changeable orientation of inpu

1987-01-06

1988-11-22

Curtis, Marshall M.

Communications: electrical

Audible indication

Percussion-type sound producer

340710, 74471XY, 178 18, G09G 100, G05G 900

Patent

active

047868929

ABSTRACT:
An X-Y direction input device includes a ball, a switchboard carrying push switches, first and second follower rollers rotated by the ball having axes perpendicular to each other, and rotation detecting means which all are enveloped by an outer shell. The push switches are activated by switch activating members exposed on the outer surface of the outer shell. The axes of the first and second follower rollers may be rotated by a desired angle with respect to an orientation of the outer shell.

REFERENCES:
patent: 3643148 (1972-02-01), Brown et al.
patent: 3835464 (1974-09-01), Rider
patent: 4032931 (1977-06-01), Haker
patent: 4562347 (1985-12-01), Hovey et al.

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