Adjustable drawing sweep

Details Adjustable drawing sweep Adjustable drawing sweep

1974-10-29

1976-02-03

Martin, Jr., William D.

Geometrical instruments

Area integrators

Electrical

B43L 1322

Patent

active

039356418

ABSTRACT:
Adjustable drawing sweep apparatus is disclosed which includes a flexible sweep pivotally secured to one end of a base member and extending to an adjustable lever secured to the opposite end of the base member. The lever includes a plurality of notches into which the flexible sweep may be disposed and it also includes adjustment means for pivoting the lever with respect to the base and to the flexible sweep member.

REFERENCES:
patent: 583858 (1897-06-01), Follett
patent: 1443877 (1923-01-01), Guelbaum
patent: 3299519 (1967-01-01), Toth
patent: 3388475 (1968-06-01), Yoshioka

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