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Publication numberUSD629027 S1
Publication typeGrant
Application numberUS 29/334,207
Publication dateDec 14, 2010
Filing dateMar 23, 2009
Priority dateSep 23, 2008
Publication number29334207, 334207, US D629027 S1, US D629027S1, US-S1-D629027, USD629027 S1, USD629027S1
InventorsHeinrich Kersten, Joerg Frommeyer, Sven Elmers, Hermann Albers
Original AssigneeIllinois Tool Works Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Rock drill
US D629027 S1
Abstract  available in
Images(6)
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Claims(1)
  1. The ornamental design for a rock drill, as shown and described.
Description

FIG. 1 is a front view of a rock drill bearing the design, wherein the rock drill is a single piece extending continuously in a single axial direction from the bottom end to the tip portion, and wherein the single-piece rock drill is depicted in three parts side-by-side for illustrative purposes only, and to show details of the tip portion;

FIG. 2 is a cross-sectional view of the rock drill taken along line 22 in FIG. 1;

FIG. 3 is a right-side view of the rock drill, wherein the single-piece rock drill is depicted in three parts side-by-side for illustrative purposes only, and to show details of the tip portion;

FIG. 4 is a bottom view of the rock drill;

FIG. 5 is an enlarged top view of the rock drill;

FIG. 6 is an enlarged detail view of the tip portion of the rock drill shown in the circle labeled 6 in FIG. 3; and,

FIG. 7 is an enlarged detail view of the tip portion of the rock drill shown in the circle labeled 7 in FIG. 1.

The broken lines in FIGS. 5-7 are for illustrative purposes only and form no part of the claimed design.

Classifications
U.S. ClassificationD15/139