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Class Information
Number: 299/104
Name: Mining or in situ disintegration of hard material > Cutter tooth or tooth head > Wear shield or replaceable wear sleeve
Description: Cutter tooth or tooth head including a component designed to abrade before the element or supporting means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618098 |
Cutting tool retention apparatuses |
Nov. 17, 2009 |
| 7611209 |
Reversible cutting tool with shield |
Nov. 3, 2009 |
| 7600823 |
Pick assembly |
Oct. 13, 2009 |
| 7568770 |
Superhard composite material bonded to a steel body |
Aug. 4, 2009 |
| 7530642 |
Cutting bit with split wear ring and method of making same |
May. 12, 2009 |
| 7475948 |
Pick with a bearing |
Jan. 13, 2009 |
| 7419224 |
Sleeve in a degradation assembly |
Sep. 2, 2008 |
| 7413256 |
Washer for a degradation assembly |
Aug. 19, 2008 |
| 7380888 |
Rotatable cutting tool having retainer with dimples |
Jun. 3, 2008 |
| 7338135 |
Holder for a degradation assembly |
Mar. 4, 2008 |
| 7300114 |
Cutting tool wear sleeves and retention apparatuses |
Nov. 27, 2007 |
| 7270379 |
Tool holder block and sleeve retained therein by interference fit |
Sep. 18, 2007 |
| 7234782 |
Tool holder block and sleeve retained therein by interference fit |
Jun. 26, 2007 |
| 7229136 |
Non-rotatable wear ring and retainer sleeve for a rotatable tool |
Jun. 12, 2007 |
| 7210744 |
Manually replaceable protective wear sleeve |
May. 1, 2007 |
| 7204560 |
Rotary cutting bit with material-deflecting ledge |
Apr. 17, 2007 |
| 7195321 |
Wear ring for a rotatable tool |
Mar. 27, 2007 |
| 7172256 |
Rotary cutting bit having spark suppression sleeve |
Feb. 6, 2007 |
| 7150505 |
Retainer sleeve and wear ring for a rotatable tool |
Dec. 19, 2006 |
| 7118181 |
Cutting tool wear sleeves and retention apparatuses |
Oct. 10, 2006 |
| 6994404 |
Rotatable tool assembly |
Feb. 7, 2006 |
| 6986552 |
Hardened rotary cutting tip |
Jan. 17, 2006 |
| 6966611 |
Rotatable tool assembly |
Nov. 22, 2005 |
| 6962395 |
Non-rotatable protective member, cutting tool using the protective member, and cutting tool assembly using the protective member |
Nov. 8, 2005 |
| 6854810 |
T-shaped cutter tool assembly with wear sleeve |
Feb. 15, 2005 |
| 6824225 |
Embossed washer |
Nov. 30, 2004 |
| 6786557 |
Protective wear sleeve having tapered lock and retainer |
Sep. 7, 2004 |
| 6779850 |
Cutting apparatus having means for shielding cutting tool holders |
Aug. 24, 2004 |
| 6764140 |
Drum mounting plate for cutting tool holder block |
Jul. 20, 2004 |
| 6758530 |
Hardened tip for cutting tools |
Jul. 6, 2004 |
| 6712431 |
Cutting arrangement |
Mar. 30, 2004 |
| 6709065 |
Rotary cutting bit with material-deflecting ledge |
Mar. 23, 2004 |
| 6702393 |
Rotatable cutting bit and retainer sleeve therefor |
Mar. 9, 2004 |
| 6692083 |
Replaceable wear surface for bit support |
Feb. 17, 2004 |
| 6685273 |
Streamlining bit assemblies for road milling, mining and trenching equipment |
Feb. 3, 2004 |
| 6644755 |
Fixture for a round shank chisel having a wearing protection disk |
Nov. 11, 2003 |
| 6623084 |
Mounting of a rotatable chisel in mining machinery |
Sep. 23, 2003 |
| 6619757 |
Tool for a street milling, coal-cutting or mining machine |
Sep. 16, 2003 |
| 6585327 |
Tool mounting assembly with tungsten carbide insert |
Jul. 1, 2003 |
| 6585326 |
Bit holders and bit blocks for road milling, mining and trenching equipment |
Jul. 1, 2003 |
| 6508516 |
Tool for a coal cutting, mining or road cutting machine |
Jan. 21, 2003 |
| 6478383 |
Rotatable cutting tool-tool holder assembly |
Nov. 12, 2002 |
| 6454360 |
Ground-working tools for use in power rakes |
Sep. 24, 2002 |
| 6382733 |
Hydraulically ejectable mineral cutting apparatus |
May. 7, 2002 |
| 6378952 |
Tool for a coal cutting, mining or road cutting machine |
Apr. 30, 2002 |
| 6371567 |
Bit holders and bit blocks for road milling, mining and trenching equipment |
Apr. 16, 2002 |
| 6364420 |
Bit and bit holder/block having a predetermined area of failure |
Apr. 2, 2002 |
| 6357832 |
Tool mounting assembly with tungsten carbide insert |
Mar. 19, 2002 |
| 6196636 |
Cutting bit insert configured in a polygonal pyramid shape and having a ring mounted in surrounding relationship with the insert |
Mar. 6, 2001 |
| 6176552 |
Cutting bit support member with undercut flange for removal |
Jan. 23, 2001 |
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