Apparatus for adjusting a computer work station to individual needs

• US 5,041,770 A
• Filed: 11/16/1989
• Issued: 08/20/1991
• Est. Priority Date: 11/16/1989
• Status: Expired due to Fees

• Current Assignee: Donald K. Seiler, Michael A. Seiler
• Original Assignee: Donald K. Seiler, Michael A. Seiler
• Inventors: Seiler, Michael A., Seiler, Donald K.
• Primary Examiner(s): Ro, Bentsu
• Application Number:
  US07/437,100
• Time in Patent Office: 642 Days
• Field of Search: 318/264, 318/265, 318/266, 318/282, 318/466, 318/467, 318/468, 248/398, 248/639, 248/652, 248/657, 248/660, 248/664, 248/676, 248/917, 248/918, 248/919, 248/920, 248/921, 248/922, 248/923, 108/5, 108/6, 108/7, 108/8, 108/9, 108/10, 108/106, 108/137, 108/138, 312/208
• US Class Current: 318/265
• CPC Class Codes: A47B 21/00 Tables or desks for office equipment, e.g. typewriters, keyboards
• CPC Class Codes: A47B 21/02 with vertical adjustable parts
• CPC Class Codes: A47B 2200/0097 Foot rest being part of desk
• CPC Class Codes: Y10S 248/918 Ancillary device support associated with a video display screen
• CPC Class Codes: Y10S 248/919 Adjustably orientable video screen support

Abstract

An apparatus for adjusting a computer work station to individual needs including a frame having a keyboard support attached thereto. A vertical adjustment mechanism operatively attached to the frame permits the keyboard support to be adjusted vertically up or down. Also, a pivotal adjustment mechanism is operably attached to the frame and to the keyboard support for permitting the keyboard support to be adjustably pivoted about a substantially horizontal axis. A monitor support is provided and has a horizontal adjustment mechanism operably attached to the frame for selectively moving a monitor support toward or away from the keyboard support and the monitor support also can be adjusted vertically by a separate vertical adjustment mechanism. The adjusting mechanisms for the keyboard support and the monitor support are electrically controlled by the computer user. An adjustable wrist support and an adjustable foot support are also provided.

Claims

1. Apparatus for controlling the position of a computer keyboard and a computer monitor comprising:

a frame;

keyboard support means for supporting a computer keyboard;

first vertical adjustment means operatively attached to said frame for selectively moving said keyboard support means vertically up or down;

wherein said first vertical adjustment means comprises;

a first elongated member operably attached at one end thereof to one side of said keyboard support means and operably pivotally attached to said frame along a substantially horizontal axis;

a second elongated member operably attached at one end thereof to the other side of said keyboard support means and operably pivotally attached to said frame along said substantially horizontal axis; and

first electrically operated means operably attached to said frame and operably attached to the other end of at least one of said first and second elongated members for selectively pivoting said horizontal axis whereby said keyboard support means can be adjusted vertically up or down;

pivotal adjustment means operatively attached to said frame and to said keyboard support means for adjustably pivoting said keyboard support means about a second substantially horizontal axis;

a monitor support means for supporting a computer monitor;

horizontal adjustment means operatively attached to said frame for selectively moving said monitor support means toward or away from said keyboard support means; and

second vertical adjustment means for selectively moving said monitor support means up or down.

2. The apparatus of claim 1 wherein said first electrically operated means comprises:

a rack having teeth thereon operably attached to said frame;

a gear engaging the teeth of said rack; and

a reversible electric motor means for selectively rotating said gear clockwise or counterclockwise.

3. The apparatus of claim 1 wherein said first elongated member has an opening therethrough and said pivotal adjustment means comprises:

a shaft rotatably disposed in the opening in the first elongated member;

a first bevel gear attached to one end of said shaft;

a second bevel gear attached to said keyboard support means and being in engagement with said first bevel gear; and

means for selectively rotating said shaft in a clockwise or a counterclockwise direction for pivoting said keyboard support means about said second substantially horizontal axis.

4. The apparatus of claim 3 wherein said rotating means comprises a reversible electric motor.

5. The apparatus of claim 3 including:

wrist support means attached to a rear edge of said keyboard support means for supporting the wrist of a user of a keyboard disposed thereon.

6. The apparatus of claim 5 including pivot means for pivotally attaching said wrist support means to said keyboard support means along an axis substantially parallel to said second substantially horizontal axis whereby said wrist support means can be adjusted up or down from said keyboard support means.

7. The apparatus of claim 6 including locking means for holding said wrist support means in any desired pivotal position thereof with respect to said keyboard support means.

8. The apparatus of claim 6 including means for rotatably attaching said wrist support means to said pivot means about another axis for permitting the front of the wrist support means to be higher than the rear thereof or the rear thereof to be higher than the front thereof.

9. The apparatus of claim 1 including means for shutting off said first electrically operated means when said keyboard support means contacts something that resists its downward movement while said first electrically operated means is actuated to move said keyboard support means down.

10. The apparatus of claim 1 including upper limit switch means for shutting off said first electrically operated means when said keyboard support means reaches a predetermined upper position.

11. The apparatus of claim 1 including lower limit switch means for shutting off said first electrically operated means when said keyboard support means reaches a predetermined lower position.

12. The apparatus of claim 1 wherein said second vertical adjustment means comprises:

a rack having teeth disposed thereon operatively attached to said monitor support means;

a gear operably attached to said frame and engaging the teeth of said rack; and

second electrically operated means for rotating said gear in a clockwise or a counterclockwise direction for moving said rack and thereby said monitor support means up or down.

13. The apparatus of claim 12 including an upper limit switch means for shutting off said second electrically operated means when said monitor support means reaches a predetermined upper position.

14. The apparatus of claim 12 including a lower limit switch means for shutting off said second electrically operated means when said monitor support means reaches a predetermined lower position.

15. The apparatus of claim 12 wherein said second electrically operated means comprises a reversible electric motor.

16. The apparatus of claim 12 wherein said horizontal adjustment means comprises:

a subframe;

means for attaching said subframe to said frame for permitting said subframe to move horizontally in a forward and rear direction;

said second electrically operated means being rigidly attached to said subframe and said rack being movably attached for vertical movement with respect to said subframe;

a second rack rigidly attached to said subframe in a substantially horizontal orientation, said second rack having teeth;

a second gear engaging the teeth on said second rack; and

third electrically operated means operably attached to said frame for selectively rotating said second gear in a clockwise or counterclockwise direction for moving said subframe and thereby said monitor support means in a forward or reverse direction.

17. The apparatus of claim 16 including a forward limit switch means for shutting off said third electrically operated means when said monitor support means reaches a predetermined forward position.

18. The apparatus of claim 17 including a rear limit switch means for shutting off said third electrically operated means when said monitor support means reached a predetermined rearward position.

19. The apparatus of claim 18 wherein said third electrically operated means comprises a reversible electric motor.

20. The apparatus of claim 1 wherein said horizontal adjustment means comprises:

a rack having teeth disposed thereon operatively attached to said monitor support means;

a gear operably attached to said frame and engaging the teeth of said rack; and

third electrically operated means for rotating said gear in a clockwise or a counterclockwise direction for moving said rack and thereby said monitor support means horizontally back and forth.

21. The apparatus of claim 20 including a forward limit switch means for shutting off said third electrically operated means when said monitor support means reaches a predetermined forward position.

22. The apparatus of claim 20 including a rear limit switch means for shutting off said third electrically operated means when said monitor support means reaches a predetermined rearward position.

23. The apparatus of claim 20 wherein said third electrically operated means comprises a reversible electric motor.

24. The apparatus of claim 1 including:

foot rest means operably attached to said frame for providing an elevated platform for a user'"'"'s feet; and

means for permitting said foot rest means to be adjusted laterally in a horizontal direction.

25. The apparatus of claim 1 including:

wrist support means attached to a rear edge of said keyboard support means for supporting the wrist of a user of a keyboard disposed thereon.

26. The apparatus of claim 25 including locking means for holding said wrist support means in any desired pivotal position thereof with respect to said keyboard support means.

27. The apparatus of claim 25 including means for rotatably attaching said wrist support means to a pivoty means about another axis for permitting the front of the wrist support means to be higher than the rear thereof or the rear thereof to be higher than the front thereof.