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| Number | Title | Issue Date |
| 7425044 | Guide horn structure for endless track of high speed multi-terrain vehicles This invention relates to endless tracks and systems used to propel track laying vehicles [i.e., vehicles which use endless tracks rather than tires to contact the terrain over which they are driven, e.g., tractors, tanks, bulldozers, etc.] and, more particularly, t... | 09/16/2008 |
| 7410225 | Multi-part links for endless track An endless track comprising a plurality of links which are releasably, rotatably coupled together to form an endless track, and wherein each of the links has a male linking end, an opposite female linking end, and an outwardly facing surface, and wherein the male li... | 08/12/2008 |
| 7338138 | Link and producing method of the same A link has link connecting bores (15) and (16) at both ends thereof and a wear rail (13) disposed between the upper portions of the link connecting bores (15) and (16). Portions near the ends of the wear rail (13) are design... | 03/04/2008 |
| 7325889 | Track having rotatable bushing and link for the same In a track with a rotatable bushing which is brought into engagement with a sprocket of a track-type vehicle, it is intended that strength is enhanced rationally by link functionality sharing and by combination of such assigned functional tasks for achieving further... | 02/05/2008 |
| 7273197 | Adjustable shopping cart and baby stroller stand An apparatus for a storage stand for a shopping cart 12 and baby stroller 13 which will keep the shopping cart or baby stroller erect and immobile with a pair of adjustable spring-hinged arms 19 having bungee cords 20 positioned on the ou... | 09/25/2007 |
| 7267189 | Crawler track The invention relates to an undercarriage, preferably for a crawler-mounted crane, comprising a crawler track which runs on a crawler carrier and which consists of base plates articulatedly connected to one another, with cams being formed on the base plates which la... | 09/11/2007 |
| 7258405 | Tire track A unitary flexible track for converting a wheeled vehicle into a tracked vehicle, the track being provided for mounting in longitudinal direction around at least two successive vehicle tire-wheel assemblies in movement direction of the vehicle, the track having an i... | 08/21/2007 |
| 7159955 | Traction band and sprocket for vehicles This invention relates to an endless traction band that is used to propel band laying vehicles [i.e., vehicles which use endless traction bands rather than tires to contact the terrain over which they are driven, e.g., tractors, tanks, bulldozers, etc.]. A novel spr... | 01/09/2007 |
| 7156474 | Track and drive mechanism for a vehicle A tracked vehicle capable of traversing a variety of surfaces without damaging the surface traversed includes a track having an inner surface, an outer surface, and a pitch line between the inner surface and the outer surface. Driving lugs are attached to the inner ... | 01/02/2007 |
| 7137675 | Road wheel for tracked vehicles A hollow-shell road wheel for tracked vehicles includes a generally triangular, outer circumferential cavity formed by an outer rim and two wall members that extend radially inward at angles to a generally planar flange at approximately the mid-radius point of the h... | 11/21/2006 |
| 7108337 | Roller for a crawler type traveling vehicle To provide a roller for a crawler type traveling vehicle. The manufacture of this roller is streamlined by simplifying a structure for holding a seal mechanism between a bearing part and the outside and a thrust bearing and facilitating working while eliminating the... | 09/19/2006 |
| 7051829 | No-slip drive sprocket A drive sprocket for a snowmobile, a drive train using the sprocket, and a method of using the sprocket to drive a track for a snowmobile. The drive sprocket includes a round base, a plurality of convolute lugs on the base, and a plurality of involute lugs on both s... | 05/30/2006 |
| 6866351 | Rotary bushing type crawler track A crawler track is provided which is improved in the service life of bushings engaging a driving wheel (sprocket) of a track type vehicle, thereby reducing the running cost and which can be used under high loading conditions and therefore has a wide range of applica... | 03/15/2005 |
| 6863142 | Motorcycle traction accessory device Disclosed is a traction device for detachable association with a motor bike for winter driving, the bike having a rear wheel assembly including an axle and a rubber tire supported by laterally spaced bike struts. The traction device comprises laterally spaced oppose... | 03/08/2005 |
| 6637840 | Track support element for tire engaging track A track support element includes an elongate body. A first tire containment member is positioned along the elongate body. A second tire containment member is positioned along the elongate body in spaced relation to the first tire containment member. Eithe... | 10/28/2003 |
| 6595603 | Drive sprocket wheel for a track vehicle An undercarriage for a track vehicle includes an endless track having links of constant length connected end to end in the direction of travel, each link having a pair of spaced-apart guide webs and a cog which connects the webs, the cogs being of substan... | 07/22/2003 |
| 6471307 | Crawler belt type traveling system A crawler belt type traveling system which ensures improved durability in the portions near road wheel rolling contact sections. The system comprises crawler belts formed from an elastic material such as rubber and road wheels attached to a vehicle body. ... | 10/29/2002 |
| 6322172 | Endless belt for use with heavy duty track vehicles An endless belt for use with a heavy duty track vehicle comprises a body made of polymeric material wherein a series of longitudinally spaced guide members are integrally formed to the inner surface thereof while two rows of longitudinally spaced tread me... | 11/27/2001 |
| 6299264 | Heat shielded mid-roller Endless rubber track laying machines are provided with a pair of track laying assemblies positioned on opposite sides of the work machine. Each track laying assembly includes an endless rubber belt entrained around a drive wheel, an idler wheel, and a plu... | 10/09/2001 |
| 6267459 | Automatic belt alignment system for an endless track laying work machine Endless track laying work machines are provided with a pair of track roller assemblies positioned on opposite sides of the work machine. Each track roller assembly includes an endless rubber belt entrained around a drive wheel, an idler wheel, and a plura... | 07/31/2001 |
| 6247547 | Suspension and drive mechanism for a multi-surface vehicle A tracked vehicle produces a pressure no more than 3 psi on the ground by increasing the number of contact points on the inner surface of the track. The stiffness of the track is also selected to minimize bowing between the idler wheels or rollers. The tr... | 06/19/2001 |
| 6010199 | Self-cleaning endless track An self-cleaning endless track which reduces slippage between the tires of a skid-loader and the endless track. The inventive device includes a plurality of track pads interconnected, wherein each track pad comprises a pair of grouser members extending pa... | 01/04/2000 |
| 6000766 | Crawler belt apparatus A crawler belt apparatus includes a drive wheel having engaging teeth, a crawler belt having engaging projections engageable with the engaging teeth, and a plurality of discharge passages formed between root bottoms defined by the engaging projections, an... | 12/14/1999 |
| 5829849 | Undercarriage assembly for attack-type machine In the operation of conventional track assemblies it is common for an idler to have a pair of laterally extending wear treads to engage and support the wear rails defined by the track links of the track assembly as it is driven thereabout. This ultimately... | 11/03/1998 |
| 5704697 | Chain link for a traction chain A rotatable drive/support element having a support surface is used with a chain link having a hardened running surface extending in and adapted to ride in a travel direction on the support surface and a side surface also extending in the travel direction ... | 01/06/1998 |
| 5636911 | Double drive sprocket An improved drive connection between the track and drive sprocket of a tr laying vehicle has a specially modified sprocket and track units. The track elements of the improved drive connection include links connecting the track units at their lateral, wel... | 06/10/1997 |
| 5553931 | Track roller assembly A track roller assembly for guiding an endless track includes a central supporting shaft, a roller shell having a through bore, a pair of bushings surrounding the shaft and positioned within the roller through bore, and a pair of split rings which secure ... | 09/10/1996 |
| 5482364 | Replacement endless vehicle tracks A replacement endless drive track for use on a heavy duty tracked vehicle such as a bulldozer or tank includes a reinforced polymeric drive belt, two parallel sets of closely spaced rail blocks adjacent the drive belt, a plurality of drive pins extending ... | 01/09/1996 |
| 5447365 | Rubber track assembly A rubber track assembly comprising a driving wheel, an idler wheel, an endless rubber track extending around the driving wheel and the idler wheel and having a plurality of rubber lugs formed on its outer circumference and a plurality of rubber guide proj... | 09/05/1995 |
| 5433515 | Guide rollers for flexible drive belt A pair of guide rollers contact the side surfaces of the guide blocks of an endless elastomeric track belt and guide the guide blocks into a space formed between a pair of spaced apart idler wheels. The guide rollers prevent undesirable frictional contact... | 07/18/1995 |
| 5429429 | Track bolster for a track section of a removable flexible track belt The present invention provides a cushioned track section adapted to be linked to a plurality of similar cushioned track sections to form a flexible track belt for wrap around mounting on a vehicle tire, each cushioned track section having a rigid ground e... | 07/04/1995 |
| 5409306 | Track assembly A track assembly comprising an endless track chain made up of identical track links and a cooperating sprocket wheel. The track link is formed with a ground engaging surface, a running surface and hinge members suitable to interact with hinge members on a... | 04/25/1995 |
| 5393134 | Fastening plate for sprocket segments A plurality of fastening plates are used to securely connect a plurality of teeth segments to a support member to form a sprocket wheel. Each of the fastening plates has a plurality of threaded through holes and a plurality of threaded fasteners engage th... | 02/28/1995 |
| 5380076 | Rubber crawler belt of a tracked vehicle The rubber crawler belt, employed in a tracked vehicle such as a construction machine, is a short pitch crawler belt which reduces the level of vibrations and noise caused during travelling of the vehicle, increases tractive power and rigidity of the craw... | 01/10/1995 |
| 5362142 | Combination linkage type rubber crawler In a connected link type rubber crawler for use in a mobile construction machine, track links are connected on the inner periphery of the main body of a crawler made of rubber to form a continuous wheel turning track, and the main body of the crawler and ... | 11/08/1994 |
| 5352029 | Positively driven elastomeric tracked work vehicle A drive assembly for a track laying vehicle including a vehicle body (2), at least one track (9) mounted on and driven by wheels (5) rotatably mounted and driven on the vehicle body. At least one of the wheels is a drive wheel and the continuous elastomet... | 10/04/1994 |
| 5302012 | Composite tread ring for track roller A replaceable composite tread ring for a track roller assembly of a track-type vehicle includes a non-metallic outer tread portion and a metallic inner base portion. The metallic base portion is C-shaped and encloses portions of the non-metallic tread. Co... | 04/12/1994 |
| 5284387 | Removable flexible track belt and track section therefore The present invention provides a track section adapted to be linked to a plurality of similar track sections to form a flexible track belt for wrap around mounting on a vehicle tire, each track section having a rigid ground engaging base pad, a pair of sp... | 02/08/1994 |
| 5131731 | Drive system for a track type vehicle A drive system for a track type vehicle includes a drive wheel assembly having a rim with a sprocket attached thereto and a resilient frictional driving tire, at least one idler wheel assembly having a rim and a resilient tire with a central rib of a larg... | 07/21/1992 |
| 5018591 | Track laying work vehicle A track laying work vehicle has an undercarriage assembly including a rigid support beam and first and second roller frame assemblies, one on either side of the vehicle. Each roller frame assembly has first and second end portions and supports a rotatable... | 05/28/1991 |
