| US 7,380,887 B2 | ||
| Tool holder | ||
| Winchester E. Latham, Avon, Ind. (US) | ||
| Assigned to Keystone Engineering & Manufacturing Corp., Avon, Ind. (US) | ||
| Filed on Apr. 13, 2006, as Appl. No. 11/403,325. | ||
| Prior Publication US 2007/0245253 A1, Oct. 18, 2007 | ||
| Int. Cl. E21C 35/18 (2006.01) | ||
| U.S. Cl. 299—87.1 | 18 Claims |
| 1. A tool holder for a scarifying milling machine comprising:
a body portion dimensioned to fit closely within a slot formed within a flight block;
a head portion positioned at a distal end of the body portion and having a recess formed therein to receive a cutting tool
and hold the cutting tool in a rotationally forward orientation;
a flange positioned adjacent the head portion and extending from the body portion in a rotationally forward direction, the
flange being asymmetrically angled away from the recess and angled to one side of the tool holder to deflect debris away preferentially
to said one side of the tool holder.
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