Drawing table

Details Drawing table Drawing table

1993-11-30

1995-05-09

Chen, Jose V.

Horizontally supported planar surfaces

Tiltable surfaces

Pivotally adjustable about horizontal axis

108 9, 108 10, A47F 512

Patent

active

054130514

ABSTRACT:
A drawing table includes two parallel stands, two top supports pivoted to the stands at the top and supported on short horizontal rods on the stands by a second adjusting device being controlled to adjust the angular positions of the top supports on the stands, a drawing board mounting frame having a front side pivoted to two parallel top supports and a rear side connected to the stands by a first adjusting device being controlled to adjust the angular position of the drawing board mounting frame on the top supports, two lifting gears mounted on an upper cross rod between the stands and respectively connected to the drawing board mounting frame and a cross rod between the top supports, and two tie rods mounted on a bottom cross rod between the stands and respectively connected to either short horizontal rod.

REFERENCES:
patent: 836551 (1906-11-01), Werner
patent: 1915802 (1933-06-01), Roshnell
patent: 3640228 (1972-02-01), Busse
patent: 3988021 (1976-10-01), Grover
patent: 4196675 (1980-04-01), Cook
patent: 5197393 (1993-03-01), Yeakle

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