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Class Information
Number: 299/113
Name: Mining or in situ disintegration of hard material > Cutter tooth or tooth head > Insert or tip mounting feature (e.g., soldering, brazing, friction or interference fit)
Description: Cutter tooth or tooth head in which the contact portion of the element is fastened in a particular manner.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7611210 |
Cutting bit body and method for making the same |
Nov. 3, 2009 |
| 7600823 |
Pick assembly |
Oct. 13, 2009 |
| 7594703 |
Pick with a reentrant |
Sep. 29, 2009 |
| 7568770 |
Superhard composite material bonded to a steel body |
Aug. 4, 2009 |
| 7523794 |
Wear resistant assembly |
Apr. 28, 2009 |
| 7503629 |
Pick locking device including a clamp element and a retaining pin |
Mar. 17, 2009 |
| 7464993 |
Attack tool |
Dec. 16, 2008 |
| 7445294 |
Attack tool |
Nov. 4, 2008 |
| 7401863 |
Press-fit pick |
Jul. 22, 2008 |
| 7396086 |
Press-fit pick |
Jul. 8, 2008 |
| 7384105 |
Attack tool |
Jun. 10, 2008 |
| 7347292 |
Braze material for an attack tool |
Mar. 25, 2008 |
| 6938961 |
Apparatus for breaking up solid objects |
Sep. 6, 2005 |
| 6846045 |
Reverse taper cutting tip with a collar |
Jan. 25, 2005 |
| 6758530 |
Hardened tip for cutting tools |
Jul. 6, 2004 |
| 6739327 |
Cutting tool with hardened tip having a tapered base |
May. 25, 2004 |
| 6733087 |
Pick for disintegrating natural and man-made materials |
May. 11, 2004 |
| 6601620 |
Stump grinding bit and tip therefor |
Aug. 5, 2003 |
| 6554369 |
Cutting tool with hardened insert |
Apr. 29, 2003 |
| 6428110 |
Cutting tool retainer |
Aug. 6, 2002 |
| 6428111 |
Round-shaft cutter |
Aug. 6, 2002 |
| 6343842 |
Roller bit for tunnel-driving machines with segmented cutting rings |
Feb. 5, 2002 |
| 6199956 |
Round-shank bit for a coal cutting machine |
Mar. 13, 2001 |
| 6199451 |
Tool having a tungsten carbide insert |
Mar. 13, 2001 |
| 6196636 |
Cutting bit insert configured in a polygonal pyramid shape and having a ring mounted in surrounding relationship with the insert |
Mar. 6, 2001 |
| 6102486 |
Frustum cutting bit arrangement |
Aug. 15, 2000 |
| 5873423 |
Frustum cutting bit arrangement |
Feb. 23, 1999 |
| 5845547 |
Tool having a tungsten carbide insert |
Dec. 8, 1998 |
| 5810102 |
Reversible bit assembly |
Sep. 22, 1998 |
| 5778572 |
Wear resistant cutting edge and method for making same |
Jul. 14, 1998 |
| 5702160 |
Tool for crushing hard material |
Dec. 30, 1997 |
| 5645323 |
Concave cutter bit with sacrificial constraint |
Jul. 8, 1997 |
| 5526593 |
Replaceable adapter for excavating cutterhead |
Jun. 18, 1996 |
| 5456522 |
Concave cutter bit |
Oct. 10, 1995 |
| 5112165 |
Tool for cutting solid material |
May. 12, 1992 |
| 4941711 |
Cemented carbide tip |
Jul. 17, 1990 |
| 4940288 |
Earth engaging cutter bit |
Jul. 10, 1990 |
| 4911504 |
Cutter bit and tip |
Mar. 27, 1990 |
| 4906294 |
Cutting tool produced by sintering a blank formed by a pressing tool |
Mar. 6, 1990 |
| 4893875 |
Ground engaging bit having a hardened tip |
Jan. 16, 1990 |
| 4836178 |
Inset for a tool |
Jun. 6, 1989 |
| 4821819 |
Annular shim for construction bit having multiple perforations for stress relief |
Apr. 18, 1989 |
| 4804231 |
Point attack mine and road milling tool with replaceable cutter tip |
Feb. 14, 1989 |
| 4679858 |
Mining machine cutter pick insert |
Jul. 14, 1987 |
| 4647111 |
Sleeve insert mounting for mining pick |
Mar. 3, 1987 |
| 4627665 |
Cold-headed and roll-formed pick type cutter body with carbide insert |
Dec. 9, 1986 |
| 4480874 |
Retainer device for auger, roof and the like type bits |
Nov. 6, 1984 |
| 4389074 |
Mine tools utilizing copper-manganese nickel brazing alloys |
Jun. 21, 1983 |
| 4289211 |
Rock drill bit |
Sep. 15, 1981 |
| 4261620 |
Tapered lock pin for a cutter tool bit |
Apr. 14, 1981 |
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