Claims
- 1. A cursor movement control key comprising:
- a key top mounted for displacement in a plane and for depression movement in a direction perpendicular to the plane;
- a plurality of first balls mounted to be moved by the movement of said key top in said plane;
- a plurality of second balls mounted to be moved by depression movement of said key top in the direction perpendicular to said plane;
- a plurality of first detection means for detecting the displacement of said plurality of first balls; and
- a plurality of second detection means for detecting the displacement of said plurality of second balls.
- 2. A cursor movement control key according to claim 1, further comprising cursor control means for moving a cursor in accordance with a direction of movement of said key top detected by the first detection means.
- 3. A cursor movement control key according to claim 1, further comprising control means for changing the size of a cursor in accordance with a depression movement of said key top detected by the second detection means.
- 4. A cursor movement control key according to claim 1, further comprising means for returning said key top to a normal position in the plane and from depressed movement.
Priority Claims (9)
Number |
Date |
Country |
Kind |
57-14770 |
Feb 1982 |
JPX |
|
57-70205 |
Apr 1982 |
JPX |
|
57-111470 |
Jun 1982 |
JPX |
|
57-130418 |
Jul 1982 |
JPX |
|
57-130419 |
Jul 1982 |
JPX |
|
57-130420 |
Jul 1982 |
JPX |
|
57-130421 |
Jul 1982 |
JPX |
|
57-131188 |
Jul 1982 |
JPX |
|
57-131189 |
Jul 1982 |
JPX |
|
Parent Case Info
This is a request for filing a continuation application, under 37 CFR 1.62 of prior application Ser. No. 462,077 filed on Jan. 28, 1983 currently entitled CURSOR MOVEMENT CONTROL KEY SWITCH.
US Referenced Citations (6)
Non-Patent Literature Citations (1)
Entry |
IBM Technical Disclosur Bulletin, vol. 8, No. 8, Jan. 1966, "Keyboard", J. A. Toris p. 1064. |
Continuations (1)
|
Number |
Date |
Country |
Parent |
462077 |
Jan 1983 |
|