FIG. 1 is a perspective view of a chisel, according to a first embodiment of this invention;
FIG. 2 is a front elevation of a chisel, as shown in FIG. 1;
FIG. 3 is a perspective view of a chisel, according to a second embodiment of this invention;
FIG. 4 is a front elevation of a chisel, as shown in FIG. 3;
FIG. 5 is a perspective view of a chisel, according to a third embodiment of this invention;
FIG. 6 is a front elevation of a chisel, as shown in FIG. 5;
FIG. 7 is a perspective view of a chisel, according to a fourth embodiment of this invention; and,
FIG. 8 is a front elevation of a chisel, as shown in FIG. 7;
FIG. 9 is a perspective view of a chisel, according to a fifth embodiment of this invention; and,
FIG. 10 is a front elevation view of a chisel, as shown in FIG. 9.
| Patent |
Priority |
Assignee |
Title |
| 4547020, |
May 09 1983 |
KENNAMETAL PC INC |
Rotatable cutting bit |
| 4981328, |
Aug 22 1989 |
KENNAMETAL INC |
Rotatable tool having a carbide insert with bumps |
| 5141289, |
Jul 20 1988 |
KENNAMETAL PC INC |
Cemented carbide tip |
| 5161859, |
Mar 23 1983 |
Santrade Limited |
Excavating tool cutting insert |
| 5324098, |
Dec 17 1992 |
KENNAMETAL INC |
Cutting tool having hard tip with lobes |
| 5702160, |
Feb 16 1995 |
|
Tool for crushing hard material |
| 6086160, |
Nov 09 1908 |
Caterpillar Paving Products Inc |
Toolholder for milling drums of scarifying machines |
| 6199956, |
Jan 28 1998 |
BETEK BERGBAU- UND HARTMETALLTECHNIK KAR-HEINZ-SIMON GMBH & CO KG |
Round-shank bit for a coal cutting machine |
| 6354771, |
Dec 12 1998 |
ELEMENT SIX HOLDING GMBH |
Cutting or breaking tool as well as cutting insert for the latter |
| 6375272, |
Mar 24 2000 |
Kennametal Inc.; Kennametal, Inc |
Rotatable cutting tool insert |
| 6428111, |
May 14 1999 |
BETEK BERGBAU-UND HARTEMTALLTECHNIK KARL-HEINZ SIMON GMBH & CO KG |
Round-shaft cutter |
| 6554369, |
Jul 12 2001 |
The Sollami Company |
Cutting tool with hardened insert |
| 6685273, |
Feb 15 2000 |
The Sollami Company |
Streamlining bit assemblies for road milling, mining and trenching equipment |
| 6733087, |
Aug 10 2002 |
Schlumberger Technology Corporation |
Pick for disintegrating natural and man-made materials |
| 6866343, |
Dec 15 2001 |
Wirtgen GmbH |
Chisel holder changing system with chisel holder receivers |
| 7597402, |
Jun 24 2004 |
Wirtgen GmbH |
Tool holder |
| 7717523, |
Aug 22 2005 |
Sandvik Intellectual Property AB |
Rotary cutting pick |
| 7963615, |
Nov 05 2008 |
|
Mining and demolition tool |
| 7992945, |
Aug 11 2006 |
Schlumberger Technology Corporation |
Hollow pick shank |
| 7997661, |
Aug 11 2006 |
Schlumberger Technology Corporation |
Tapered bore in a pick |
| 8007050, |
Aug 11 2006 |
Schlumberger Technology Corporation |
Degradation assembly |
| 8007051, |
Aug 11 2006 |
Schlumberger Technology Corporation |
Shank assembly |
| 8020940, |
Nov 05 2008 |
|
Mining and demolition tool |
| 8020941, |
Dec 11 2008 |
Keystone Engineering & Manufacturing Corporation |
Cutter bit insert removal system and method |
| 8033615, |
Aug 11 2006 |
Schlumberger Technology Corporation |
Retention system |
| 8099847, |
Jul 02 2007 |
Wirtgen GmbH |
Tool |
| 8210618, |
Aug 23 2007 |
Sandvik Intellectual Property AB |
Reduced volume cutting tip and cutter bit assembly incorporating same |
| 8292372, |
Dec 21 2007 |
Schlumberger Technology Corporation |
Retention for holder shank |
| 8313153, |
Mar 24 2010 |
Kennametal Inc. |
Rotatable cutting tool and tool holder assembly |
| 8562079, |
Jun 10 2009 |
|
Road planing tool |
| 8636325, |
Nov 05 2008 |
|
Mining and demolition tool |
| 8678517, |
Aug 23 2007 |
Sandvik Intellectual Property AB |
Reduced volume cutting tip and cutting bit incorporating same |
| 8770669, |
Jul 05 2010 |
BOMAG GmbH |
Cutting tool configuration having wear disc |
| 8783785, |
Sep 05 2008 |
Wirtgen GmbH |
Chisel holder having a weld as a wear protection element |
| 8894155, |
Jan 09 2013 |
HENK ROLAND VAN MARUM |
Method for attaching a chisel and associated device |
| 20080223744, |
|
|
|
| 20100295360, |
|
|
|
| 20110204702, |
|
|
|
| 20120080930, |
|
|
|
| 20130307318, |
|
|
|
| 20140191563, |
|
|
|
| 20150091365, |
|
|
|
| 20150252670, |
|
|
|
| 20160229084, |
|
|
|
| 20160230551, |
|
|
|
| 20170074098, |
|
|
|
| D520035, |
Jun 17 2004 |
BETEK BERGBAU- UND HARTMETALLTECHNIK KARL-HEINZ SIMON GMBH & CO KG |
Chisel |
| D558241, |
May 17 2007 |
Everpads Co., Ltd.; EVERPADS CO , LTD |
Chisel |
| D572735, |
May 02 2006 |
Betek Bergbau- und Hartmetalltechnik |
Chisel-tip for a cutter-bit |
| D585918, |
Apr 22 2008 |
Everpads Co., Ltd. |
Chisel |
| D627809, |
Dec 23 2009 |
BETEK BERGBAU- UND HARTMETALLTECHNIK KARL-HEINZ SIMON GMBH & CO KG |
Chisel bit |
| D636797, |
Dec 23 2009 |
BETEK BERGBAU- UND HARTMETALLTECHNIK KARL-HEINZ SIMON GMBH & CO KG |
Chisel bit |
| D637213, |
Dec 23 2009 |
BETEK BERGBAU- UND HARTMETALLTECHNIK KARL-HEINZ SIMON GMBH & CO KG |
Chisel bit |
| D742948, |
Dec 11 2014 |
Kennametal Inc. |
Cutting bit |
| D742949, |
Dec 11 2014 |
Kennametal Inc. |
Cutting bit |
| D746884, |
May 08 2014 |
Sandvik Intellectual Property AB |
Cutting tool |
| D772315, |
Apr 11 2013 |
BETEK GMBH & CO KG |
Chisel |
| D808449, |
Mar 11 2016 |
Wirtgen GmbH |
Chisel |