Patent
   D611970
Priority
Feb 26 2008
Filed
Jul 23 2008
Issued
Mar 16 2010
Expiry
Mar 16 2024
Assg.orig
Entity
unknown
12
13
n/a
The ornamental design for a rock drill bit, as shown and described.

FIG. 1 shows the rock drill bit in a front view for percussive drilling.

FIG. 2 shows a side view from the left side of the rock drill bit in FIG. 1.

FIG. 3 shows a side view from the lower side of the rock drill bit in FIG. 1.

FIG. 4 shows a side view from the right side of the rock drill bit in FIG. 1.

FIG. 5 shows a side view from the upper side of the rock drill bit in FIG. 1.

FIG. 6 shows a perspective front view of the rock drill bit for percussive drilling.

FIG. 7 shows a bottom view of the rock drill bit for percussive drilling.

FIG. 8 shows the rock drill bit in a front view.

FIG. 9 shows a side view from the left side of the rock drill bit in FIG. 1.

FIG. 10 shows a side view from the lower side of the rock drill bit in FIG. 1.

FIG. 11 shows a side view from the right side of the rock drill bit in FIG. 1.

FIG. 12 shows a side view from the upper side of the rock drill bit in FIG. 1.

FIG. 13 shows a perspective front view of the rock drill bit for percussive drilling; and,

FIG. 14 shows a bottom view of the rock drill bit for percussive drilling.

The broken lines in the drawings depict unclaimed environmental subject matter.

Sundin, Jens

Patent Priority Assignee Title
D705827, Sep 07 2012 Sandvik Intellectual Property AB Drill bit for percussive drilling
D725164, Jul 25 2013 Padley & Venables Limited Percussive drill bit
D818507, Feb 28 2017 KENNAMETAL INC Replaceable tip for a rotatable cutting tool
D823908, May 29 2015 EPIROC DRILLING TOOLS AKTIEBOLAG Rock drill bit
D828415, Jul 14 2016 MMC RYOTEC CORPORATION Drill bit tip
D828416, Jul 14 2016 MMC RYOTEC CORPORATION Drill bit tip
D831714, May 29 2015 EPIROC DRILLING TOOLS AKTIEBOLAG Rock drill bit
D832318, Jul 14 2016 MMC RYOTEC CORPORATION Drill bit tip
D861051, Mar 13 2018 ROBIT OYJ Drill bit
D870168, Mar 13 2018 ROBIT OYJ Drill bit
D872142, May 21 2015 Center Rock Inc. Drill bit for a down-the-hole drill hammer
D875147, May 10 2018 SEED TECHNOLOGIES CORP., LTD. Drill bit
Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 23 2008Sandvik Intellectual Property AB(assignment on the face of the patent)
Aug 15 2008SUNDIN, JENSSandvik Intellectual Property ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0216420813 pdf
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