Horizontally supported planar surfaces – Horizontally adjustable – Rotates about vertical axis
Patent
1987-09-01
1988-10-25
Dorner, Kenneth J.
Horizontally supported planar surfaces
Horizontally adjustable
Rotates about vertical axis
33435, A47B 1100
Patent
active
047795433
ABSTRACT:
A rotatable drafting table includes a flat base board; a top drafting board position on top of the flat base board, the drafting board having a substantially rectangular configuration with slightly rounded corners; a swivel arrangement secured to the base board and drafting board for rotatably securing the drafting board on the base board; the base board having slide extensions at two front corners thereof; four pins provided at the free ends of the slide extensions and the opposite two corners of the base board; a wire secured around the four pins; a parallel slide slideably mounted on the wire and positioned above the drafting board; and a braking assembly including at least one rubber brake pad secured at an underside of the drafting board for movement into braking contact with the upper surface of the base board.
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Chen José V.
Dorner Kenneth J.
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