Patent
   D622745
Priority
Dec 14 2006
Filed
Jan 26 2010
Issued
Aug 31 2010
Expiry
Aug 31 2024
Assg.orig
Entity
unknown
13
30
n/a
The ornamental design for a drill bit with tapered waterway, as shown and described.

FIG. 1 is a perspective view of a drill bit with tapered waterway;

FIG. 2 is another perspective view of the drill bit with tapered waterway shown in FIG. 1;

FIG. 3 is a top plan view of the drill bit with tapered waterway shown in FIG. 1;

FIG. 4 is rear elevational view of the drill bit with tapered waterway shown in FIG. 1;

FIG. 5 is a front elevational view of the drill bit with tapered waterway shown in FIG. 1;

FIG. 6 is a bottom plan view of the drill bit with tapered waterway shown in FIG. 1;

FIG. 7 is a left side elevational view of the drill bit with tapered waterway shown in FIG. 1; and,

FIG. 8 is a right side elevational view of the drill bit with tapered waterway shown in FIG. 1.

Rupp, Michael D., Lambert, Christian M., Pearce, Cody A.

Patent Priority Assignee Title
9074429, Dec 14 2006 BOART LONGYEAR MANUFACTURING AND DISTRIBUTION INC Drill bits with axially-tapered waterways
9279292, Nov 20 2013 BOART LONGYEAR MANUFACTURING AND DISTRIBUTION INC Drill bits having flushing and systems for using same
9500036, Dec 14 2006 BOART LONGYEAR MANUFACTURING AND DISTRIBUTION INC Single-waterway drill bits and systems for using same
9506298, Nov 20 2013 BOART LONGYEAR MANUFACTURING AND DISTRIBUTION INC Drill bits having blind-hole flushing and systems for using same
9903165, Dec 14 2006 BOART LONGYEAR MANUFACTURING AND DISTRIBUTION INC Drill bits with axially-tapered waterways
D748170, Nov 27 2013 Connector for construction drilling cup
D748700, Nov 27 2013 Construction drilling cup
D748701, Nov 27 2013 Inner ring of a construction drilling cup
D748702, Nov 27 2013 Accessory for inner ring of drilling cup and for housing of electrical appliances
D883350, Aug 03 2017 Hilti Aktiengesellschaft Abrasive file
ER2886,
ER5833,
ER8854,
Patent Priority Assignee Title
2147843,
2495400,
2966949,
2969122,
3495359,
4128136, Dec 09 1977 Lamage Limited Drill bit
4190126, Dec 28 1976 Tokiwa Industrial Co., Ltd. Rotary abrasive drilling bit
4208154, Mar 21 1978 Core drill
4499959, Mar 14 1983 Eastman Christensen Company Tooth configuration for an earth boring bit
4822757, Nov 10 1987 Mitsubishi Denki Kabushiki Kaisha Semiconductor device and method of manufacturing the same
5025871, Apr 05 1989 Drilling method and rotary drill bit crown
5069584, Jan 20 1989 HILTI AKTIENGESELLSCHAFT, FL-9494 SCHAAN, FURSTENTUM LIECHTENSTEIN Hollow drilling tool
5316416, Sep 29 1992 EHWA Diamond Ind. Co., Ltd. Diamond cutting tool for hard articles
5628376, Oct 15 1994 Hilti Aktiengesellschaft Drilling tool bit with a carrier member and cutter members
5823276, Dec 24 1996 Diamond-tipped core barrel and method of using same
5836409, Sep 07 1994 SMART DRILLLING AND COMPLETION, INC Monolithic self sharpening rotary drill bit having tungsten carbide rods cast in steel alloys
5932508, Sep 04 1996 W DIAMANT PROPRIETARY LIMITED Manufacture of a metal bonded abrasive product
6595844, Sep 10 1998 Atock Co., Ltd.; Shin-Etsu Quartz Products Co., Ltd.; Yamagata Shin-Etsu Quartz Co., Ltd. Outer-diameter blade, inner-diameter blade, core drill and processing machines using same ones
7189036, Apr 29 2005 Forest City Tool, Inc. Coring bit
7628228, Dec 14 2006 BOART LONGYEAR MANUFACTURING AND DISTRIBUTION INC Core drill bit with extended crown height
7641004, Jan 18 2005 GROUPE FORDIA INC Drill bit
20050016775,
20070246266,
20080142262,
20100006344,
20100012385,
26669,
WO200192677,
WO2006004494,
WO2006076795,
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Jan 22 2010LAMBERT, CHRISTIAN M Longyear TM, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0238510062 pdf
Jan 22 2010RUPP, MICHAEL D Longyear TM, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0238510062 pdf
Jan 22 2010PEARCE, CODY A Longyear TM, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0238510062 pdf
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