Class 305/201 - Link or shoe structure, per se

Subclass of Class 305 - Wheel substitutes for land vehicles
Definition: Apparatus wherein the significance is attributed to the
No. of patents: 36
Last issue date: 04/24/2012

Number	Title	Issue Date
8162411	Integrally forged link for endless track An endless track link that is able to reduce stress concentrations and to improve efficiency of an assembling process of the endless track link is detailed. A stress reinforcing part is formed in the region in which stress concentrations are generated in a window ar...	04/24/2012
7854483	Track for crawler vehicles A metal track for crawler vehicles, the track having a metal chain hinged with substantially rectangular metal shoes, each of which has a work surface with arrow-shaped teeth defined by a front portion of one arrow-shaped tooth and a rear portion of another arrow-sh...	12/21/2010
7661774	Track comprised or internal and external links 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...	02/16/2010
7530650	Crawler track shoe with multiple roller paths and multiple drive lugs A shoe (10) for a crawler track has two roller paths (16, 17) thereon, upon which a dual rim roller travels in use. The roller paths (16, 17) are aligned with leading and trailing lugs (11, 12) respectively, of the shoe 10. Drive l...	05/12/2009
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
7219968	Crawler system and crawler link structure There is provided a crawler system and a crawler link structure which can be easily assembled and is superior in durability and provided at low cost. The crawler system comprises a crawler 2 in which pairs of opposed right and left links 1a and ...	05/22/2007
7066562	Grouser shoe and fabrication method A grouser shoe for track drives commonly utilized by industrial and commercial equipment (e.g., bulldozers, backhoes, cranes, etc.) including a supportive pad and a ground engaging bar, the ends of such bar being bent to form wings, and method of manufacture thereof...	06/27/2006
7040080	Track link production method and track link produced by the same There are proposed a track link production method capable of providing markedly improved wear life with good cost performance and a track link produced by this method. To this end, the track link production method includes a heat treatment process (Steps 4, 5...	05/09/2006
6929335	Crawler shoe with peening pads in roller path Each crawler shoe comprises a main body having an upper surface, a lower surface, and opposite lateral sides and opposite front and rear sides. Each crawler shoe further includes a mechanism on the main body for articulately and releasably connecting the crawler sho...	08/16/2005
6923515	Low noise track profile A track for a tracked vehicle, consisting of a track substrate. Terrain lugs are distributed about the circumference the track substrate on its outer surface. Drive profiles, each consisting of at least one drive lug arranged across the width of the track substrate,...	08/02/2005
6742853	Structure for standardizing parts of an endless track A structure for standardizing at least one kind of part of an endless track so that parts can be used for the same size of construction vehicles of a plurality of construction vehicle makers, wherein (a) when the part is a link belt, each of a configuration and a di...	06/01/2004
6543863	Track shoe A track shoe for a crawler track has a hollow body with top and bottom sections and perimeter side walls defining a void therebetween. A supporting pillar is located in the void and extends between the top and bottom sections. The pillar is located in the...	04/08/2003
6464309	Low ground pressure tire chains for skid-steer loaders and other construction machinery A track (12) for small loaders (10) having spaced-apart pairs of wheels (14, 16) assembled with a plurality of base units (24) pivotally interconnected in series by opposing links (26), each base unit comprising a pair of opposing side supports (32) with ...	10/15/2002
6447077	Lift link flexible track A flexible track used for wraparound mounting on construction vehicle tires including a main pad assembly and a lift link assembly. The lift link assembly has a link component and a link pad pivotally connected to the main pad assembly for increasing trac...	09/10/2002
6412887	Two-piece master chain link A chain master link has first and second link parts having outer ends centered on respective substantially parallel first and second axes and coupled-together inner ends. Each inner end is formed with at least one tooth extending transversely across a pla...	07/02/2002
6354679	Off-set symmetrical link and an associated subassembly for a track chain assembly A link includes a body member having (i) a first side, (ii) a second side, (iii) a first aperture defined therethrough, and (iv) a second aperture defined therethrough. The body member has a rail surface and a shoe surface. A central axis passes through t...	03/12/2002
6322173	Link for a track chain assembly of a track type work machine A link for a track chain assembly of a track type work machine includes a body member having (i) a first side, (ii) a second side, (iii) a first aperture defined therethrough, and (iv) a second aperture defined therethrough. The link also includes a first...	11/27/2001
6270173	Fixing structure of link and pin of travelling crawler belt, and fixing method thereof In a travelling crawler belt in which a pair of left and right links are connected by pins respectively press-fitted into the corresponding links, a fixing end surface of the pin or the links is continuously and locally pressed and deformed in an axial di...	08/07/2001
6220378	Drive mechanism for a track type work machine having enhanced durability A drive mechanism includes a sprocket drive assembly which includes a hub, and a plurality of engagement members each being supported by the hub. The drive mechanism further includes a track assembly having a plurality of shoes which are secured to one an...	04/24/2001
6203127	Track assembly for a wheeled vehicle A track assembly for a skid steer type wheeled vehicle comprises a series of identical track segments, with each of the segments having a wheel or tire retaining flange depending from opposite ends thereof. Each flange has a pair of connecting lugs or ton...	03/20/2001
6167543	Memory test mode circuit A memory-test-mode detection circuit for an integrated circuit uses one or more of the input pins of an integrated circuit to detect at least one non-standard signal level. To avoid false triggering several other non-standard logic levels can also be used...	12/26/2000
6142588	Drive chain for tracked vehicle A drive chain has a plurality of pairs of link elements with the elements each pair extending longitudinally parallel to each other and having relatively widely spaced outer ends formed with transversely open and confronting blind bores and relatively cl...	11/07/2000
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
5988776	Soft bottom flexible track belt assembly The soft bottom track assembly of the present invention includes inner pad assemblies, side plate assemblies, and link and cross bolt assemblies. An inner pad assembly includes a multiplicity of longitudinally arranged pads, hingedly attached one to the n...	11/23/1999
5938300	Crawler-mounted slope traveling machine and shoe link for same A crawler-mounted construction machine for executing slope strengthening work on a slope or a crawler-mounted slope traveling machine for carrying construction materials on a slope has shoe links (12) or (107) composed of shoe elements (18) or (113). Each...	08/17/1999
5887958	Track link assembly having positive pin retention A track link assembly consists of two parallel arranged chains of links connected end to end, the links of each chain being connected by a joint including a link pin press fit in the bore of the outboard end collar. In order to limit the movement of the c...	03/30/1999
5842756	Traction device for wheels and process for making A traction device for wheels focusing on irrigation system wheels and the manufacturing process for making the traction device. Multiple traction device segments are joined to encompass a tire/wheel unit of an irrigation system tire/wheel drive system gen...	12/01/1998
5839802	Light weight track system for tracked vehicle A light weight track system for a buoyant amphibious vehicle, the vehicle having two pontoons, the pontoons having a flat horizontal top surface and a flat horizontal bottom surface, each end of the flat horizontal top surface and the flat horizontal bott...	11/24/1998
5749635	Reversible track link for an endless track A reversible endless track 10 engages a drive sprocket 12 and track rollers 14 of a track type vehicle. The endless track 10 has a plurality of track link assemblies 16 that includes a symmetrical track link 20, wear bars 22 with rail surfaces 24, and tra...	05/12/1998
5711586	Track bushing assembly and method A track bushing for use with a track assembly of a track-type machine includes a generally cylindrical member having ends adapted for mounting in opposing end portions of a track link and a longitudinal bore extending between the ends. The inner surface o...	01/27/1998
5685620	Link for a crawler track applicable in particular to low-capacity tracked machines A crawler link used in an endless track vehicle having monolithic shoe portions made of iron and an elastomer. The link comprises a shoe portion, a bush, rails and hinge eyelets, and is cast in one piece to avoid the disassembling of components during rep...	11/11/1997
5482365	Rubber grousered track shoe A long life rubber grousered track shoe for track-type machines is disclosed. The track shoe has a steel shoe portion and a rubber grouser portion that is molded in situ to the steel shoe portion between a pair of steel grouser bars to protect the rubber ...	01/09/1996
4565412	Track and road wheel assemblies for tracked vehicles A land mine resistant road wheel and track assembly for tracked vehicles which each road wheel includes a center hub surrounded by a plurality of fiberglass support rings whch are, in turn, surrounded by a fiberglass rim member. The entire road wheel is...	01/21/1986
4455053	Fabricated hinge track shoe A low-cost track shoe for tracked vehicles is fabricated from sheet metal stock or scrap pieces according to three alternate shoe structure disclosed herein. The shoe structures of this invention include a plurality of linkage members welded between a bot...	06/19/1984
4306753	Articulated chain with mid-pitch drive and replaceable drive bushing An improved articulate chain (10) including pivotally interconnected sections (12,14,16) of spaced, coacting links (18,20,22) having the chain driving members (54) intermediate the pivot connections (58,60) to reduce the chain loads thereon. The links (18...	12/22/1981

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Class 305/201 - Link or shoe structure, per se