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Publication numberUSD378891 S
Publication typeGrant
Application numberUS 29/043,846
Publication dateApr 22, 1997
Filing dateSep 11, 1995
Publication number043846, 29043846, US D378891 S, US D378891S, US-S-D378891, USD378891 S, USD378891S
InventorsEric Sung
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Impact wrench
US D378891 S
Abstract  available in
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  1. The ornamental design for an impact wrench, as shown and described.

FIG. 1 is a left-side view of the impact wrench, showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a bottom view thereof.

Non-Patent Citations
1Automotive Air Tools, Chicago Pnematic Catalog, Mar. 1990, p. 2.
2Automotive Power Tools, Ingersoll-Rand Catalog, 1992, pp. 10, 12 and 13.
3Hardwares Catalog, Dec. 1986, p. 107.
4RF® Air Hammer Model RF-502, RF® Air Tools Poster.
5RODAC 4103 Air Hammer, RODAC Industrial Air Tools Catalog RIT75, p. 18.
6Zone King Air Impact Wrench Modek AK-502, Zone King Industrial Co., Ltd. Catalog, p. 3.
U.S. ClassificationD08/68