Patent ID: 6454479
Filing Date: 2002-09-24
Classification: B43K

Abstract:
An orbital marking pencil comprising:a retention body having a spring bore formed through substantially the length thereof; an actuation tube having a reduced diameter; a collet having at least two gripping fingers on one end and a bore sized to receive said reduced diameter on the other end thereof; a convoluted body having a convoluted thread formed on an outside diameter thereof, said convoluted body having a bore formed therein which is sized to receive said collet, said collet being retained in said convoluted body with a first spring; a convoluted nut being attached to one end of said retention body, said convoluted nut threadably receiving said convoluted thread, said convoluted body being forced to an extended position with a second spring, wherein writing lead is adapted to be inserted into said collet and said collet rotates relative to a writing surface as said retention body is pushed toward the writing surface.