| US 7,468,674 B2 | ||
| Voltage sensing hand tool | ||
| Michael D. Onachilla, Menomonee Falls, Wis. (US); Patrick J. Radle, Mequon, Wis. (US); Daryl C. Brockman, Shorewood, Wis. (US); David L. Wiesemann, Pewaukee, Wis. (US); George R. Steber, Mequon, Wis. (US); and Thomas M. Luebke, Menomonee Falls, Wis. (US) | ||
| Assigned to Actuant Corporation, Glendale, Wis. (US) | ||
| Filed on Jul. 19, 2006, as Appl. No. 11/458,596. | ||
| Application 11/458596 is a continuation in part of application No. 11/005187, filed on Dec. 06, 2004, granted, now 7,295,130. | ||
| Application 11/005187 is a continuation in part of application No. 10/808291, filed on Mar. 24, 2004, granted, now 6,844,819. | ||
| Application 10/808291 is a continuation of application No. 10/112446, filed on Mar. 28, 2002, granted, now 6,731,218. | ||
| Claims priority of provisional application 60/700413, filed on Jul. 19, 2005. | ||
| Prior Publication US 2007/0159739 A1, Jul. 12, 2007 | ||
| Int. Cl. G08B 21/00 (2006.01) | ||
| U.S. Cl. 340—660 [340/661; 340/662; 340/654; 7/164] | 12 Claims |
| 1. A hand tool, comprising:
a tool head;
a handle, wherein the handle is coupled to the tool head to provide a user interface for the tool head; and
a detachable non-contact voltage sensing accessory, adapted to be coupled to and to interfit with at least a portion of one
of the tool head and the handle, the non-contact voltage sensing accessory comprising a housing, a non-contact voltage sensing
circuit received in the housing, and at least one indicator providing an alarm signal indicating that the hand tool is in
proximity to a live electrical wire.
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