| US RE40,807 E1 | ||
| Fluid-operated power tool | ||
| John R. Kovacs, Blairstown, N.J. (US) | ||
| Assigned to torcUp. Inc., Easton, Pa. (US) | ||
| Filed on May 14, 2007, as Appl. No. 11/803,417. | ||
| Application 09/335410 is a continuation of application No. 08/910963, filed on Aug. 07, 1997, abandoned. | ||
| Application 11/803417 is a reissue of application No. 09/335410, filed on Jun. 17, 1999, now 6,068,068, filed on May 30, 2000. | ||
| Int. Cl. E21B 3/00 (2006.01); B25B 13/46 (2006.01) | ||
| U.S. Cl. 173—218 | 8 Claims |
| 1. A fluid-operated power tool, comprising an engaging part with a turnable engaging element for engaging and turning a threaded connector, and a power drive part with a power drive operative for turning the engaging part, wherein the power drive part includes a fluid-operated cylinder-piston unit, said power drive part having an end spaced from said engaging part and provided with an inner opening with first connecting means, and a reaction member formed as a reaction arm which is turnable between a plurality of positions around an axis of said power drive part and fixable in each of said positions, said reaction arms having a projection which is insertable in said opening and being provided with second connecting means cooperating with said first connecting means so as to connect said reaction arm with said power drive part. |