Patent ID: 6702656
Filing Date: 2004-03-09
Classification: A63C,B24B

Abstract:
A device for sharpening the side and bottom edges of snow skis and the like comprising:(a) a handheld high-speed motor comprising a drive shaft having an attachment collet affixed to a distal end of the drive shaft capable of holding a spindle in a fixed or movable position; (b) a solid columnar grinding stone comprising a bottom grinding portion, a circumferential edge grinding portion and a collet mounting spindle, the collet mounting spindle capable of being mounted in the attachment collet such that the grinding stone is capable of travel a desired distance in a direction distal and proximal direction to the collet or in a fixed position; and (c) an edge guide comprising: (i) a base having a plurality of edges designed to be positioned essentially flat on a bottom of the ski; (ii) a runner portion positioned along an edge of the base designed to be positioned along the ski side edge; (iii) a grinding stone aperture; and (iv) a motor mounting means designed to hold the motor such that the bottom grinding portion of the grinding wheel is positioned in the grinding stone aperture at a desired angle relative to the bottom of the ski and wherein the bottom grinding portion is pushed back from its most distal position when the bottom grinding portion is positioned on the bottom edge to be sharpened and in a more distal position when the circumferential edge is positioned next to the ski side edge to be sharpened.