| US 7,500,630 B2 | ||
| Reversible blade for a comminution machine | ||
| Terry Rogers, Oconto, Wis. (US) | ||
| Assigned to Badger Shredding Products, Inc., Sturgeon Bay, Wis. (US) | ||
| Filed on Nov. 06, 2006, as Appl. No. 11/556,880. | ||
| Application 11/556880 is a continuation in part of application No. 10/415516, granted, now 7,131,606, previously published as PCT/US01/48282, filed on Oct. 30, 2001. | ||
| Claims priority of provisional application 60/244828, filed on Oct. 30, 2000. | ||
| Prior Publication US 2007/0057101 A1, Mar. 15, 2007 | ||
| Int. Cl. B02C 18/16 (2006.01) | ||
| U.S. Cl. 241—295 [241/236; 241/300] | 22 Claims |
| 1. A blade for a comminution machine comprising:
a first attack face facing in a first direction to perform comminution when the blade is rotated about an axis of rotation
in a first rotational direction;
a second attack face facing in a second direction to perform comminution when the blade is rotated about the axis of rotation
in a second rotational direction substantially opposite to the first rotational direction, and the second attack face including
a second attack face bursting point offset from a radial exterior of the second attack face toward the axis of rotation; and
wherein a radial exterior of the first attack face and the radial exterior of the second attack face are connected along an
arc subtending at least 30 degrees and less than 110 degrees with respect to the axis of rotation.
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