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| Number | Title | Issue Date |
| 8166678 | Tooth and adaptor for dredging machine The tooth and adaptor for dredging machines object of the present invention relates to a tooth or wear member which, attached to an adaptor or adaptor member, creates an assembly the purpose of which is to deepen and clean the beds of ports, rivers, channels, etc., ... | 05/01/2012 |
| 8127475 | Ground engaging tool system A ground engaging tool system comprises a ground engaging tool such as a tip, an adapter mounted to or part of a work tool, and a rotating lock member. The ground engaging tool is attached to the adapter, and a post portion of the adapter slides into a slot provided... | 03/06/2012 |
| 8122621 | Wear assembly A wear assembly for excavating equipment which includes a wear member and a base each with upper and lower stabilizing surfaces that are offset and at overlapping depths to reduce the overall depth of the assembly while maintaining high strength and a stable couplin... | 02/28/2012 |
| 8051588 | Cutting tooth for a trench wall cutter The invention relates to a cutting tooth for a trench wall cutter having a tongue-shaped tooth base for reception in a cutting wheel, whereby the tongue-shaped tooth base has a circumferentially surrounding holding groove, and at least one cutter which is arranged a... | 11/08/2011 |
| 8024874 | Wear assembly for excavating machines A wear member that includes a pair of legs defining a slot straddles the digging edge of a piece of excavating equipment. In one construction, the slot is formed at its front end with a pair of inclined surfaces and a laterally extending ridge that is fit within a c... | 09/27/2011 |
| 7980011 | Fully stabilized excavator tooth attachment A fully stabilized excavator tooth attachment. An excavator tooth includes a nose-receiving pocket bounded by an inner end, upper and lower, and opposing side walls, the end wall having a nose-engaging interface surface formed orthogonal to a longitudinal axis of th... | 07/19/2011 |
| 7926207 | Wear assembly and components thereof, which is intended for machines that are used to move materials such as earth and stones The present invention relates to a wear assembly, as well as to the different components thereof, which has a wear member or tooth and an adaptor member or tooth bar for wear applications in a machine for moving materials such as earth and stones. The invention cont... | 04/19/2011 |
| 7882649 | Wear assembly A wear assembly for excavating equipment which includes a wear member and a base each with upper and lower stabilizing surfaces that are offset and at overlapping depths to reduce the overall depth of the assembly while maintaining high strength and a stable couplin... | 02/08/2011 |
| 7818902 | Ground engaging digging tooth A one-piece digging tooth having a socket opening to a rear end of the tooth for receiving and accommodating at least a lengthwise portion of a nose portion of an adapter extending forward from earth working equipment. The digging tooth has a top surface and a botto... | 10/26/2010 |
| 7739815 | Ripper excavation tool A ripper tooth for use mounted on an excavation tool having a tool body mounted for rotation on an excavation machine arm, the ripper tooth being mounted to the tool body for ripping engagement with a substrate. The ripper tooth has first and at least second portion... | 06/22/2010 |
| 7730651 | Wear assembly A wear assembly for securing a wear member to excavating equipment that includes a base having a nose and a wear member having a socket. The nose and socket are each provided with one or more complementary stabilizing surfaces in central portions thereof. ... | 06/08/2010 |
| 7690136 | Tooth system A tooth system for use in an earthmoving device, includes a tooth and an adapter onto which the tooth is mounted in a detachable fashion, the tooth including a longitudinally extending tooth web, a longitudinally extending tooth base and a longitudinally extending t... | 04/06/2010 |
| 7665235 | Toothed trencher track and elements therefor An endless chain for cutting and removing spoil from a trench includes a plurality of links pivotally coupled together. A plurality of flight plates are secured to the plurality of links. A pattern of openings extends through each flight plate between the under surf... | 02/23/2010 |
| 7596895 | Wear assembly A wear assembly to protect the front edge of an excavating bucket, which is secure, stable, easy to use, readily manufactured, and provides increased safety, and which eliminates any need for holes to be formed in the lip. The wear assembly includes a wear member th... | 10/06/2009 |
| 7578080 | Cutting tooth for a ground working implement The invention relates to a cutting tooth for a ground working implement, particularly for a cutting wheel of a trench wall cutter, with a dedendum for reception in a holder of the ground working implement and at least one main cutting element for working the soil lo... | 08/25/2009 |
| 7451558 | Wear assembly for excavating digging edge A wear assembly that includes a wear member and a boss to define an opening for receiving a lock forward of the front edge face of the lip which can mount the wear member in a stable and balanced manner without a through-hole in the lip. The wear member includes an ... | 11/18/2008 |
| 7356948 | Cutting wheel for a trench wall cutter The invention relates to a cutting wheel for trench wall cutter, having a cutting wheel hub and at least one cutting tooth holder, which is located in substantially radially projecting manner on the cutting wheel hub. The cutting wheel according to the invention is ... | 04/15/2008 |
| 7313877 | Pin assembly for a two-part ground engaging tooth system and method for connecting components of a two-part ground engaging tooth system to each other A pin assembly for releasably maintaining an adapter and replaceable part or tool of a two-part digging system in operable combination relative to each other. The pin assembly includes a pair of axially aligned retaining pins whose opposed ends are arranged in opera... | 01/01/2008 |
| 7174661 | Releasable coupling assembly A lock that includes a wedge that is used to releasably secure separable components of an assembly together. The wedge can be used with a spool. The wedge and spool are threadedly coupled together to drive the wedge into and out of an opening in the assembly without... | 02/13/2007 |
| 7168193 | Device for the coupling of excavator teeth The device is characterized in that the nose of the tooth-carrier has a general structure in which two end regions thereof, one corresponding to the area of junction of the said nose with the body of the tooth-carrier and the other to the free end of the tooth-carri... | 01/30/2007 |
| 7165347 | Assembly for securing a wear member to an excavator An assembly for mounting an excavating tooth particularly suited for a dredge cutterhead includes a base, an adapter, and a lock. The base includes a convex, curved bearing surface that abuts a concave, curved bearing surface on the adapter. The curved bearing surfa... | 01/23/2007 |
| 7162818 | Connector pin assembly and associated apparatus Telescoped excavating support and wear members are releasably retained in their telescoped relationship by a connector pin assembly removably received in aligned connector openings in the members. A body portion of the pin assembly blocks removal of the wear member ... | 01/16/2007 |
| 7144183 | Lock with internal retainer A locking assembly has two members which are moveable into coupling engagement with one another. The two members have lock engaging walls, and one of the members has an opening between the lock engaging walls for receiving a lock. The lock comprises a lock body and ... | 12/05/2006 |
| 7121022 | Cam action locking assembly A locking assembly is disclosed. The locking assembly is for coupling a first member including a receiving area, and a second member having a receiving region. The locking system includes an interference element including an interfering portion that is received with... | 10/17/2006 |
| 7114272 | Winged digging tooth A digging tooth adapted to extend forward from a leading edge of a bucket or the like. The digging tooth has a forward end, with an edge extending thereacross, and a rear end. The digging tooth further includes wing structure preferably formed integral with the digg... | 10/03/2006 |
| 7104341 | Low disturbance deep tillage point Ripper point structure includes a nose with a tapered top that initiates lift and fracture of compacted soil layers. The tapered top with an included angle of about 100 degrees just forward of the parting wear shin creates a parting stress which increases until the ... | 09/12/2006 |
| 7100315 | Point and adapter assembly A wear assembly including an adapter, a wear member, and a lock to secure the wear member to the adapter, wherein the adapter and wear member include at least one rail and corresponding groove along the nose and socket connection that are oriented at the same genera... | 09/05/2006 |
| 7080470 | Wear assembly for excavator digging edge A wear assembly that includes a wear member and a boss to define an opening for receiving a lock forward of the front edge face of the lip which can mount the wear member in a stable and balanced manner without a through-hole in the lip. The wear member includes an ... | 07/25/2006 |
| 7036249 | Tooth adapter having an elastomeric clamp assembly and method for using same A tooth adapter having an elastomeric clamp assembly and a method for using the same are provided. The system includes a tooth adapter having a first end operable to receive a removable tooth point and a second end having an upper blade and a lower blade, the upper ... | 05/02/2006 |
| 7032334 | System and method for coupling excavation equipment components In accordance with a particular embodiment of the present invention, a system for coupling excavation equipment components includes a pin assembly configured to couple a first tool body to a second tool body. The pin assembly is configured to be received at least pa... | 04/25/2006 |
| 6993861 | Coupling for excavating wear part A wear assembly provided with a tapered opening and a complementary tapered lock wherein the lock can be pried into and from the opening to thereby eliminate the need for hammering. The lock is formed with a body and a latch that is movable between a hold position w... | 02/07/2006 |
| 6959506 | Torque locking system for fastening a wear member to a support structure The present invention is directed to a releasable locking assembly for attaching a wear member to a support structure. It may be used with excavating equipment for attaching ground-engaging teeth to adaptors, lip shrouds to bucket lips, or other analogous uses. The ... | 11/01/2005 |
| 6928759 | Connection system for attaching a wear member to an excavating lip More particularly, this invention provides an excavating lip assembly including a lip. The lip has a surface, and the lip assembly further includes a wear member placed over the lip surface, the wear member having an inner surface, and the inner surface having a bol... | 08/16/2005 |
| 6865829 | Bucket tooth A bucket tooth capable of preventing a bolt from being loosened during operation is provided. In order to allow the bucket tooth to generate a resilient return force after attachment, a warp is caused by resilient deformation so that a face on the bucket lip side be... | 03/15/2005 |
| 6839990 | Excavator teeth A mounting system for a digging tooth of an excavator bucket has an adaptor nose with upper and lower bearing surfaces tapering convergently towards a free end thereof. A digging tooth having a convergently tapering socket locates on said adaptor nose with a screw-t... | 01/11/2005 |
| 6836983 | Device for the coupling of excavator teeth The device is characterized in that the nose of the tooth-carrier has a general structure in which two end regions thereof, one corresponding to the area of junction of the said nose with the body of the tooth-carrier and the other to the free end of the tooth-carri... | 01/04/2005 |
| 6799386 | Excavating tooth point/adapter assembly A rotatable connector pin assembly is disposed within an opening in an adapter nose, with opposite ends of the pin portion of the assembly extending outwardly beyond opposite sides of the adapter nose in axially fixed orientations relative thereto, and is used to ca... | 10/05/2004 |
| 6766602 | Corner tooth adapter arrangement for an excavating implement The present invention is directed to a corner adapter for attaching a ground engaging tooth to an implement bucket. The corner adapter includes a nose portion, a bottom strap and a top strap. The nose portion and the bottom strap are aligned along substantially comm... | 07/27/2004 |
| 6745503 | Device for the coupling of excavator teeth The device is characterized by the coupling protuberance of the tooth in a zone which is adjacent to the base of the tooth and is comprised of side faces which are both inclined from said base towards the axis of the piece and from the lower edge inwardly, and also ... | 06/08/2004 |
| 6729052 | Assembly for securing an excavating tooth An assembly for mounting an excavating tooth particularly suited for a dredge cutterhead includes a base, an adapter, and a lock. The base includes a convex, curved bearing surface that abuts a concave, curved bearing surface on the adapter. The curved bearing surfa... | 05/04/2004 |
