Patent ID: 7240704

Claim:
A dado guide that is adapted for use with a router having a guide bushing and which is adapted for use with a fence, said dado guide comprising: (a) a base member; (b) means for securing said base member to said fence wherein said base member is adapted to slide along a longitudinal length of said fence and wherein said base member is prevented from moving closer to or further away from said fence; and (c) means for retaining said guide bushing in said base member; and (d) wherein said means for retaining said guide bushing in said base member includes providing a center slot in said base member and a sliding member that is adapted to move along a center longitudinal axis thereof in a direction that is perpendicular to a center longitudinal axis of said fence, and including means for securing said sliding member in a predetermined position in said center slot, and wherein said center slot includes a center opening that is open from an upper planar surface of said base member to a lower planar surface of said base member and wherein said center opening includes a width that is equal to a width of said center slot, and wherein said width of said center opening is adapted to allow said guide bushing to enter into said center opening without substantial motion along said width of said center opening and wherein said center opening includes an adjustable length that is determined by the position of said sliding member and wherein said adjustable length is not less than said width of said center slot.