Horizontally supported planar surfaces – Tiltable surfaces – Pivotally adjustable about horizontal axis
Patent
1990-05-17
1992-04-07
Dorner, Kenneth J.
Horizontally supported planar surfaces
Tiltable surfaces
Pivotally adjustable about horizontal axis
108 10, 108 96, 108147, 312194, A47F 512
Patent
active
051017369
ABSTRACT:
An adjustable desk having two centrally located motorized platforms, one in front of the other, with the front platform adapted to support a keyboard and the rear platform adapted to support a video display terminal. Both platforms operate independently of the other. Each of these platforms can have its elevation adjusted over a wide range. The platform for supporting a keyboard may also have its tilt adjusted through a motorized means. The platform for the keyboard comprises three planar sections stacked on top of one another. The two lower sections are hingdly attached to one another along their front edge. The top section is slidably connected to the middle section. Switches to control the adjustent of these platforms is found on the front of the desk.
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American National Standard for Human Factors Engineering of Visual Display Terminal Workstations, pp. 31-37 and 41-50 ('90).
Bommarito Paul F.
Laporta Vincent A.
Anderson Gerald D.
Dorner Kenneth J.
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