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US 4,304,385 AGranted
Tilt, swivel and vertical control mechanism for CRT terminal
AssigneeICL, Inc.
InventorsPhilip N. Farouche, John H. Lanahan
Life of this patent
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Abstract
A tilt, swivel and vertical control mechanism is provided between a display device such as a CRT and a stable base. The control mechanism provides freedom of motion for the display device such that the device may be tilted, rotated and vertically displaced in order to accommodate user preferences. The control mechanism is further provided with a conduit having a display device cable running therethrough.
Claims14
A mechanical control apparatus for connecting an electrical apparatus mounted on an electrical apparatus structure to a stable base, comprising:
- a cylindrical bearing;
- a bearing clamp, said electrical apparatus structure located between said cylindrical bearing and said bearing clamp;
- a vertical post fixedly attached to said cylindrical bearing;
- a guide means for said vertical post surrounding said vertical post and defining a first friction coefficient between said guide means and said vertical post;
- a swivel bearing surrounding said vertical post and fixedly attached to said guide means;
- a vertical lock means surrounding said vertical post and connected to said guide means;
- a support structure having a surface upon which said swivel bearing rests to thereby define a second friction coefficient between said support structure and said swivel bearing, said second friction coefficient being less than said first friction coefficient, said support structure further being mounted on said stable base;
- wherein said bearing clamp, said electrical apparatus structure, said cylindrical bearing, said vertical post, said guide means and said support structure are provided with hollow portions to thereby provide a conduit from said electrical apparatus to said stable base;
- and
- cable means for connecting said electrical apparatus to external equipment, said cable means running through said conduit.
7 more elements
Dependencies are inferred from the claim text.