| US 7,523,794 B2 | ||
| Wear resistant assembly | ||
| David R. Hall, 2185 S. Larsen Pkwy., Provo, Utah 84606 (US); Jeff Jepson, 2185 S. Larsen Pkwy., Provo, Utah 84606 (US); Ronald Crockett, 2185 S. Larsen Pkwy., Provo, Utah 84606 (US); John Bailey, 2185 S. Larsen Pkwy., Provo, Utah 84606 (US); and Joe Fox, 2185 S. Larsen Pkwy., Provo, Utah 84606 (US) | ||
| Filed on Dec. 18, 2006, as Appl. No. 11/612,168. | ||
| Prior Publication US 2008/0142272 A1, Jun. 19, 2008 | ||
| Int. Cl. E21B 10/46 (2006.01) | ||
| U.S. Cl. 175—374 [175/426; 299/111; 299/113] | 18 Claims |
| 1. A wear resistant assembly, comprising:
a plurality of hard inserts being press-fit within a recess formed within a surface;
a hard material substantially surrounding the hard inserts and also being press-fit within the surface;
the hard material being separated from the insert by an intermediate material softer than both the inserts and the hard material;
wherein the intermediate material comprises a hardness of between 25 and 50 HRc.
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