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| Number | Title | Issue Date |
| 8127476 | Quick release screw connector for earth-moving equipment A connector for earth-moving equipment subjected to contact with earth, abrasive materials and the like has a nut with a body and a hole extending through the body. A bolt with a shank adapted to extend into the hole has an enlarged head at one end of the shank. Coo... | 03/06/2012 |
| 8122622 | 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... | 02/28/2012 |
| 8117772 | 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... | 02/21/2012 |
| 8104200 | 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... | 01/31/2012 |
| 8074383 | Lock for securing wear parts to earth-working equipment A lock for securing a wear part to earth-working equipment that is foldable between a retaining position to hold the wear part to the equipment and a release position that permits removal of the lock and release of the wear part from the equipment. The lock includes... | 12/13/2011 |
| 7997017 | Wear assembly In a wear assembly for securing wear members to excavating equipment, a spool is used with a wedge to hold the wear member in place. The spool is formed with at least one laterally extending arm at its upper end in lieu of an axial arm such as used in a conventional... | 08/16/2011 |
| 7971375 | Tooth system A tooth system for a tool for earth moving machinery that includes a holder located on the tool and a front tooth portion that is detachably arranged on and in relation to the holder, which tooth portion is in the form of a replaceable wear/replacement part with a r... | 07/05/2011 |
| 7874086 | Lock assembly for securing a wear member to earth-working equipment A locking assembly for retaining a wear member to excavating equipment has a locking element that is received into an opening in the assembly and is movable about a pivot axis in the opening between a hold position and a release position. The locking element has an ... | 01/25/2011 |
| 7832129 | 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... | 11/16/2010 |
| 7770310 | Fastening assembly A fastening assembly (1) for releasable securement of first and second components. The assembly includes: a nut (2), having a threaded bore and a shaped outer surface; a retainer (3), associated with said first component, including a slot which ... | 08/10/2010 |
| 7762015 | 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... | 07/27/2010 |
| 7730652 | Wear assembly In a wear assembly for securing wear members to excavating equipment, a spool is used with a wedge to hold the wear member in place. The spool is formed with at least one laterally extending arm at its upper end in lieu of an axial arm such as used in a conventional... | 06/08/2010 |
| 7694443 | Tooth system A tooth system (1) for a tool (2) for earth moving machinery (3) is disclosed, which tooth system is of the type embodying a holder (4) located on the tool and a front tooth portion (5) that is detachably arranged on and in relatio... | 04/13/2010 |
| 7690137 | Method and device for connecting a wear part to the support thereof on material handling devices on heavy construction machinery A device for connecting a wear part to a support thereof on materials handling equipment for public works machines, comprises a key placed in an axial alignment with regard to an elastically deformable sleeve placed in part of an adapter. The key has a key foot and ... | 04/06/2010 |
| 7578081 | Wear assembly A wear assembly for excavating equipment that includes a base, a wear part and an improved locking arrangement that provides improved stability, strength, durability, safety and ease of use. The locking arrangement includes a hammerless lock that is pivotally moved ... | 08/25/2009 |
| 7536811 | Lock for securing wear parts to earth-working equipment A lock for securing a wear part to earth-working equipment that is foldable between a retaining position to hold the wear part to the equipment and a release position that permits removal of the lock and release of the wear part from the equipment. The lock includes... | 05/26/2009 |
| 7472503 | Attachment system An attachment system for connecting a first member such as a lip plate (12) of a mechanical digging device to a second member such as a ground engaging tool (10). The first member has a lug (22) attached thereto, and the second member has a rece... | 01/06/2009 |
| 7409785 | Cutting element supported on a chain In a chain excavator including an excavation chain with links routed around a drive sprocket and an end idler with a base plate mounted to a link for supporting excavation implements, a stabilizing element extends rearwardly from directly behind the excavation imple... | 08/12/2008 |
| 7367144 | Wear member for excavating equipment 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... | 05/06/2008 |
| 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 |
| 7310897 | Bit holder for a ploughing bit and ploughing bit A bit holder for a ploughing bit of a coal or extraction plough includes an insert pocket open on the top side for receiving a bit shank formed on the ploughing bit. The pocket is bounded by two lateral supporting walls, a front and a rear supporting wall, whereby t... | 12/25/2007 |
| 7299570 | Wear assembly for an excavator A wear assembly for attaching a wear member to a support structure that includes a wear member and a lock. The wear member includes a pair of legs to straddle the support structure, each with a hole that aligns with a hole in the support structure for receiving a lo... | 11/27/2007 |
| 7278228 | Hinged tooth The invention relates to a hinged tooth for a cutting wheel comprising a pivot bearing for pivotally supporting on a pivot pin located on a cutting wheel hub, a cutting tooth support extending from the pivot bearing and a steering arm extending from the pivot bearin... | 10/09/2007 |
| 7219454 | Attachment system An attachment system for connecting a first member such as a lip plate (12) of a mechanical digging device to a second member such as a ground engaging tool (10). The first member has a lug portion (22) attached thereto the second member has a r... | 05/22/2007 |
| 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 |
| 7171771 | Releasable coupling assembly A lock that includes a wedge and a spool are used to releasably secure separable components of an assembly together. The wedge and spool are threadedly coupled together to drive the wedge into and out of an opening in the assembly without hammering or prying. The di... | 02/06/2007 |
| 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 |
| 7150358 | Shaker screen clamping and sealing assembly An assembly for sealing a shaker screen assembly in a shaker separator includes a substantially inflexible gasket affixed to each screen support and a flexible gasket affixed to each screen support such that the screen frame rests atop the gaskets on the support aro... | 12/19/2006 |
| 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 |
| 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 |
| 7108452 | Fill and compaction roller using replaceable cleat assemblies with extended service life A compaction roller for mounting on a driven compaction vehicle is equipped with both destructive and tractive, highly wear-resistant cleat assemblies. These include readily removable wear caps and supporting bases which have continuous side walls across the parting... | 09/19/2006 |
| 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 |
| 7086185 | Device for coupling wear pieces to the receptacle tools of a public works machine In a device for coupling a tooth onto an adaptor nose with a key, the tooth includes a skirt shrouding the adapter nose beyond the key passage zone and having a configuration connected to a return wall, comprising a bordering ridge. The wall is provided in the width... | 08/08/2006 |
| 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 |
| 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 |
| 7055270 | Cutting element supported on a drum In a chain excavator including an excavation chain with links routed around a drive sprocket and an end idler with a base plate mounted to a link for supporting excavation implements, a stabilizing element extends rearwardly from directly behind the excavation imple... | 06/06/2006 |
| 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 |
