Patent ID: 7523562
Filing Date: 2009-04-28
Classification: B23Q,Y10T

Abstract:
1. A setsquare for use in conjunction with a power tool guide rail, comprising: a body comprising an arm having a vertical surface arranged to depend downwardly from an underside surface of a guide rail when the setsquare is in use and/or disposed on a guide rail, the vertical surface being arranged for abutting an edge of a work-piece; an attachment member arranged to attach the setsquare to a portion of a guide rail, such that the vertical surface is in a predetermined alignment with respect to an edge of the guide rail; and a locking member moveable between a locked and unlocked position such that the setsquare is removable from a guide rail when the locking member is in the unlocked position, wherein the attachment member comprises a linear component having a cross section arranged such that, when the setsquare is removed and re-disposed on a guide rail and the locking member is in the locked position, the alignment of the vertical edge with respect to an edge of the guide rail remains unchanged.