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US 5,116,166 AGranted
45 degree miter undercutter bit
OwnerGlenn Rinasinventor
Life of this patent
Estimating the term…
Abstract
A miter undercutter bit is provided which is functional to make a 45 degree angled miter. The assembly includes a rotatable shaft having a cutter mounted thereon. The cutter comprises a pair of 45 degree angle arms which upon rotation thereof make the miter. A bearing having a diameter substantially equal to that of the base of the cutter is utilized.
Claims1
A miter joint undercutter bit assembly adapted for use with a router which comprises:
- a rotatable shaft adapted for attachment to said router;
- a cutter mounted on said shaft and adapted to rotate therewith, said cutter forming a generally triangular arm defining an upper surface which extends downwardly from said shaft at an angle of about 45 degrees;
- bearing means mounted on said shaft beneath said cutter, said bearing means having substantially the same diameter as the base of said cutter;
- and
- means for securing said bearing means and said cutter to said assembly.
2 more elements
Dependencies are inferred from the claim text.