Patent ID: 7108463

Claim:
A support mechanism for a router having a router axis, comprising: a table plate having top and bottom sides and an opening therethrough having an opening axis; a carriage beneath said table plate for supporting a router coaxial with said opening axis; guide post means slidably supporting said carriage for axial displacement toward and away from said table plate; adjusting screw means rotatable relative to said table plate and interengaging with said carriage for rotation of said screw means to displace said carriage relative to said table plate; said carriage including support means interengaging with said guide post means and adjusting screw means, and a router mounting plate removably mounted on said support means; wherein said support means includes a pair of diametrically opposed carriage blocks, said guide post means and screw means interengaging with said carriage blocks; wherein said screw means includes an adjusting screw interengaged respectively with each of said carriage blocks; drive means for simultaneously rotating the adjusting screws; wherein said drive means includes a sprocket wheel on each adjusting screw for rotation therewith, a pair of sprocket wheels on the bottom side of said table plate for rotation relative thereto, and endless belt means trained about the sprocket wheels on the adjusting screws and said pair of sprocket wheels; and a brake interengageable with one of said pair of sprocket wheels for selectively precluding rotation of said adjusting screws.