| US 7,464,478 B2 | ||
| Workpiece center and edge finder having visual light indicator | ||
| Merle Skip Adrian, P.O. Box 44, Piedra, Calif. 93649 (US) | ||
| Filed on Nov. 21, 2006, as Appl. No. 11/603,685. | ||
| Prior Publication US 2007/0068020 A1, Mar. 29, 2007 | ||
| This patent is subject to a terminal disclaimer. | ||
| Int. Cl. G01B 11/27 (2006.01) | ||
| U.S. Cl. 33—286 [33/642; 33/DIG. 21] | 23 Claims |
| 1. A center and edge finder utilized in conjunction with a work tool to directly locate a center or an edge of a workpiece
with respect to a centerline of said work tool, said center and edge finder comprising:
a support structure having a first end secured to said work tool and a second end generally disposed in spaced apart relation
generally above said workpiece, said support structure comprising a shank having a shank chamber sized and configured to receive
a work component of said work tool;
a light source supported by said support structure, said light source configured to emit a beam of light from said support
structure towards said workpiece, said beam of light aligned with said centerline of said work tool to project a fine dot
on said workpiece, said fine dot in direct alignment with said centerline of said work tool; and
a source of electrical power electrically connected to said light source,
whereby said beam of light is directed from said support structure to said center or said edge of said workpiece to align
the location of said center or said edge of said workpiece with said centerline of said work tool so that one or more work
operations may be performed on said workpiece.
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