Compass and compass-cutter with ratchet mechanism

Details Compass and compass-cutter with ratchet mechanism Compass and compass-cutter with ratchet mechanism

B - Operations, Transporting

43

L

B43L 9/16 (2006.01) B43L 9/04 (2006.01) B43L 9/20 (2006.01)

Patent

CA 2404640

A manipulator of a compass for drawing a circle or a compass-cutter for cutting an object in circular configuration is provided with a mechanism for transmitting the force from the user's hand only in one direction. With such construction, a user can smoothly draw a complete circle (360 degrees), or can cut a paper, a cloth and so on in circular configuration, without re-pinching the manipulator during operation, in a manner for a ratchet which is a commercially available tool.

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