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| Number | Title | Issue Date |
| 7913432 | Cutting tooth assembly with reversible tooth A cutting tooth assembly for a rotary cutting machine is described. The assembly includes a tooth holder adapted for mounting about the periphery of a rotating element of the rotary cutting machine, and a reversible cutting tooth, removably mounted to said tooth hol... | 03/29/2011 |
| 7658024 | Universal digging tooth attachment apparatus A universal digging tooth attachment apparatus adapted to be secured to a forward edge of a bucket lip of an earth moving implement. The universal digging tooth attachment has a first element with an elongate section defining a first generally planar surface for abu... | 02/09/2010 |
| 7322133 | Multi-shank ripper A multi-shank ripper excavation tool has a body mounted from an arm, e.g. a dipper arm or a boom arm, and at least first and second shanks mounted to the body. Each shank is perpendicular to an axis of rotation of the tool, and each the shank includes a ripper tooth... | 01/29/2008 |
| 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 |
| 7121023 | Excavating wear member 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... | 10/17/2006 |
| 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 |
| 7069676 | Excavating tooth point/adapter assembly methods 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... | 07/04/2006 |
| 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 |
| 6986216 | Wear assembly for the digging edge of an excavator A wear assembly for attaching wear members to a lip of an excavator includes a wear member, a boss and a lock. The lip includes an inner face, an outer face, a digging edge and a series of through-holes spaced rearward of the digging edge. The bosses are each fixed ... | 01/17/2006 |
| 6976325 | Excavating tooth assembly with rotatable connector pin structure A connector pin assembly is disposed within an opening in an adapter nose, with opposite ends of a rotatable pin portion of the assembly extending outwardly beyond opposite sides of the adapter nose in axially fixed orientations relative thereto, and is used to capt... | 12/20/2005 |
| 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 |
| 6892824 | Method and apparatus for picking up seaweed and other litter Seaweed is picked up from the surface of a beach with general purpose earth moving machinery by installing a series of fingers extending forwardly and downwardly from the blade or bucket of the machine. By driving the machine forwardly along the beach, the fingers p... | 05/17/2005 |
| 6865828 | Assemblies of teeth of earth moving machines The improvements provide for the lugs of the tooth to have stepped guides at the top and bottom which combine with widened end regions for greater reinforcement and with a projecting internal abutment in at least one of said lugs, capable of being guided in a corres... | 03/15/2005 |
| 6837649 | Compactor tooth A compactor tooth has a replaceable wear tip mounted to a mounting block carried on the cylindrical exterior surface of a landfill-compactor wheel of a compactor machine. The mounting block has an external surface formed to engage a complementary internal cavity of ... | 01/04/2005 |
| 6810610 | Edge attachment for the bucket of earth moving equipment The present invention provides an edging device for an earth moving machine having a bucket including at least one receiver detachably attachable to the bucket of earth moving machine. The receiver has a plate and an attachment member for engaging the bucket. The re... | 11/02/2004 |
| 6799388 | Surface working device and attachable protector An end protector for a working element of a road grading machine or the like. The working element includes a body portion having a plurality of holes therein for holding picks that work a road surface. The end protector is held in place through the use of a vacant p... | 10/05/2004 |
| 6490816 | Tooth cap for construction machinery A tooth cap for construction machinery having a chisel-shaped body formed with a socket and a wedge-shaped portion extending from the socket and having a pair of mutually converging working flanks, at least one of the working flanks being formed with a pl... | 12/10/2002 |
| 6311417 | Excavator bucket assembly A bucket assembly mountable on the handle of an excavator machine and the like generally consisting of a bucket; a pair of ripper teeth mounted on the bucket for pivotal movement about a common axis; abutment surfaces disposed on the bucket for restrictin... | 11/06/2001 |
| 6119378 | Replaceable machine part retention system A system for rapid and easy replacement of sacrificial machine parts, utilizing an adapter having a slot and a retainer pin fitted with at least one spring-loaded ball bearing suitable for engaging the slot when the retainer pin is inserted into the adapt... | 09/19/2000 |
| 6079132 | Excavating tooth assembly A multipiece excavating tooth assembly including an adapter and an excavating tooth. A fastener releasably interconnects and maintains the excavating tooth in operable combination with the adapter. When assembled, an elongated nose portion of the adapter ... | 06/27/2000 |
| 6052927 | System and method for improving the service life of replaceable parts exposed to shock loading A system for increasing the life of replaceable or sacrificial machine parts by providing an attachment device with controlled clearances results in substantial increases in the life of the sacrificial machine part under conditions of repeated shock loadi... | 04/25/2000 |
| 6023863 | Frost hook attachment for back-hoe A frost hook attachment for fixed attachment of connection between a quick-coupler on the outer boom of a back-hoe and the back-hoe bucket, wherein force from the back-hoe boom is transmitted from the quick-coupler to the frost hook and thence to the buck... | 02/15/2000 |
| 5947209 | Ground working implement including a shank and a tip A shank and replaceable tip of a ground working implement are defined from flat plate which is cut by laser or similar or is stamped to provide interconnecting elements between the replaceable tip and the lower end of the shank. At the lower end of the sh... | 09/07/1999 |
| 5806216 | Base edge cover for a bucket and apparatus for retaining same Apparatus is provided for protecting a base edge of a ground engaging implement of a work machine from wear. The apparatus includes a base edge cover and retaining apparatus of a construction adapted for time saving removal and installation. A mounting ba... | 09/15/1998 |
| 5778570 | Excavator tooth The excavator tooth has a tooth holder (1) on one end of which a wedge-shaped tooth nose (3) is developed. The tooth nose (3) bears a wedge-shaped tooth cap (5) in which a wedge-shaped hollow space (24) is recessed. With the tooth cap (5) mounted, the hol... | 07/14/1998 |
| 5680717 | Excavation bucket An excavating bucket for rotating bucket excavators has a trough-shaped bucket having a forward edge formed by a U-shaped bucket lip. The lip has multiple shank holes and a cutting tooth in each shank hole which is removably attached to the lip. There are... | 10/28/1997 |
| 5502905 | Tooth having abrasion resistant material applied thereto Teeth are normally mounted on the leading edge of a earthworking implement such as a bucket to aid in the penetration of the material being worked. Furthermore, hard material has been applied to selected surfaces of teeth to increase their wear life. Howe... | 04/02/1996 |
| 5426875 | Reversible tooth with adjustable attack angle A reversible tooth includes alternate surfaces mounting to a shank plate. The surfaces are constructed so that the attack angle of the tooth, i.e., the angle at which the tooth penetrates the earth, is changed by turning the tooth over and alternating the... | 06/27/1995 |
| 5386653 | Tooth to adapter interface Tooth assemblies having a tip with ears extending rearwardly therefrom to mate with corresponding slots in an adapter are normally utilized in order to aid in the transfer of forces from the tip to the adapter. Since the forces being directed to the tip a... | 02/07/1995 |
| 5325615 | Attachments for excavating buckets An attachment, adapted to mount to the front edge of an excavating bucket, includes a working structure and a base. The front edge of the bucket defines an inner surface, an outer surface, and a beveled surface oriented at an inclination to the inner and ... | 07/05/1994 |
| 5283965 | Attachment assembly for excavation teeth An attachment assembly for securing excavation teeth to the loading or dipper bucket on large excavation equipment. The assembly includes a bucket lip adapted to be secured to a loading or dipper bucket, and a plurality of shanks adapted to be secured to ... | 02/08/1994 |
| 5224282 | Tooth assembly for a digger bucket The invention is an improvement in a tooth assembly used with excavating and digging buckets such as those found in draglines, backhoes and the like. Such tooth assemblies include a top portion (such as a wear cap), a nose protruding beyond the portion an... | 07/06/1993 |
| 5210965 | Fabricated bucket tooth A replaceable point is disclosed for attaching to the nose of an adapter to provide a tooth for an earth digging and moving bucket. The point is made up of a plurality of flat-sided, rolled steel plates that are held in aligned side-by-side relationship. ... | 05/18/1993 |
| 5115583 | Auxiliary ripper tooth for backhoe An auxiliary ripper tooth for attachment to a backhoe fitted with a quick coupler linkage, which ripper tooth includes an elongated, arcuate shank having a point at one end and a bifurcation at the opposite end. An apertured lobe forms one of the furcatio... | 05/26/1992 |
| 4995176 | Replaceable wear element, assembly and method An assembly of wear element for installation on the wearable part of a structure engageable with abrasive material including a relatively elongated base element adpated to be secured to the wearable part and a relatively elongated wear element releasably,... | 02/26/1991 |
| 4762184 | Digging point assembly An improved digging point assembly comprises a holder, a blade member and a digging tip member connected in series. The blade member is constructed such that, when partially worn, it can be used as a tip member on a fresh blade member. The tip can be allo... | 08/09/1988 |
| 4713897 | Reversible digging teeth and holder therefor A combination digging tooth and holder therefor for use on excavating machines. Each holder has provisions by which it can be attached to an endless chain of a trencher or to a bucket lip. The forward part of the holder has an outwardly opening pocket for... | 12/22/1987 |
| 4712320 | Four-way reversible ditcher blades The ditching apparatus includes a prime mover (A) and an arm assembly (B) for selectively positioning a ditching head (C). The ditching head includes a rotatably mounted circular supporting member (34) to which a plurality of mounting brackets (44) are mo... | 12/15/1987 |
