Computer data and command entry device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 3, 1994
Grant Date -
N/A
app pub date -
Jul 29, 1991
filing date -
Jun 14, 1989
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A multiple speed computer control device for use in providing touch commands from a user, comprising a roller ball and a roller assembly supporting the roller ball, wherein the roller assembly responds to pressure applied to the roller ball so as to produce a control signal. The invention further provides a method of controlling the speed of movement of a cursor on a display screen, comprising the steps of providing a control element, moving the control element to a first predetermined position corresponding to a first speed of movement of the cursor and moving the cursor at the first speed of movement in response to moving the control element to the first predetermined position. In another embodiment of the invention, an adjustable computer control device is provided, comprising a keyboard, a rotatable housing positioned in the keyboard, and a control positioned in the housing.
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