B - Operations – Transporting – 43 – L
Patent
B - Operations, Transporting
43
L
B43L 9/24 (2006.01) B43L 9/16 (2006.01)
Patent
CA 2144089
A compass (1) with safety pivot is disclosed for drawing arcs or complete circles on a surface without perforating it and in an absolutely safe manner for young users. The safety pivot of said compass has a rounded end at the end of a pin (8) housed in the body (9). Said rounded end is partially or fully covered by a non-slip finish (7') designed to be in contact with said drawing surface to define the centre of the arc or circle to be drawn. Application to drawing instruments rotating about a point.
L'invention concerne un compas à pivot de sécurité permettant de tracer des arcs de cercle ou des cercles complets sur un support sans le perforer et en toute sécurité pour les jeunes utilisateurs. Le pivot de sécurité dudit compas comporte une extrémité arrondie située au boutd'un axe logé dans un corps. Ladite extrémité arrondie est partiellement ou entièrement recouverte d'une surface antidérapante destinée à être en contact avec ledit support pour définir le centre de l'arc de cercle ou du cercle à tracer. L'invention s'applique aux instruments de dessin en rotation autour d'un axe.
de Souza Etienne Nicholas
Lesperance & Martineau S.e.n.c.
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