Abstract: A chain for mounting on a vehicle tire, in particular a sliding block chain, having a chain mesh, which is disposed at least on the tread of a vehicle tire in the mounted state of the chain and has a number of chain strands, each of which is formed by a number of chain links each with essentially straight longitudinal legs which run parallel to one another and are connected to one another at their ends by connecting elements in particular connecting rings. In the mounted state of the chain, the chain links of the chain strands lie on the tread at alternately positive and negative angles with respect to the tread. Wear elements are provided, realized as wear webs, which are fixedly connected to chain links of the chain mesh and which extend parallel to the longitudinal legs of the chain links.

Abstract: In an anti-skid device of fit-in type, less time and effort are needed for adjusting the inner width of anti-skid bodies. The anti-skid device is such that two or more anti-skid bodies having a U-shaped cross-section are fitted therein with a tire of a car and arranged in circumferential direction of the tire so as to be connected with one another. An exterior part of each anti-skid body is provided with a contact member for contacting with an outside surface of the tire, while an interior part is provided with a contact member for contacting with an inside surface of the tire. The exterior part or the interior part of each anti-skid body is attached thereto with a shaft 7 along an axial direction of the tire T. The shaft can move forward and backward in the axial direction of the tire. The contact member 6 is provided at an inner end of the shaft. An elastic member 9 is provided to apply a forward movement force to the shaft attached thereto with the contact member.

Abstract: The invention relates to a chain for mounting on a vehicle tire, in particular an anti-skid chain, wherein the chain comprises a mesh, which is arranged on the tread of a vehicle tire when the chain is mounted, and is connected to an inner retaining strand on the vehicle tire inner side via inner shoulder chains and to an outer retaining strand on the vehicle tire outer side via outer shoulder chains, wherein the mesh is substantially composed of straight chain links, and the inner shoulder chains are composed of twisted chain links at least in one section, which is arranged on the vehicle tire inner side when the chain is mounted. The invention further relates a chain strand, for example for use in such a chain.

Abstract: The present invention pertains to a chain link for an anti-skid chain, wherein the chain link is designed as a straight chain link with an essentially oval shape with an upper and a lower side wall. The outer cross-sectional area of the chain link has a half-round design and the inner cross-sectional area has an angular design. At the same time, the present invention pertains to an anti-skid chain with a chain mesh, which has chain links according to the present invention.

Abstract: Highly interactive configurations, methods of supply, and techniques of installation on the vehicle, to enable mounting of tire chains in one stop of the vehicle, and improve operating performance of the chains.

Abstract: An anti-skid device for vehicle tires is provided which includes a chain cover formed by two spaced apart chain lengths (9) formed of links (11), that are connected by connector links (15). Guide chain bodies (23) engage the connector links (15), which connect the chain cover to retainer loops (29) arranged in a star-shaped pattern on the vehicle wheel. The connection between the retainer loops (29) and the chain cover is achieved by a single guide chain body (23) and results in a uniform usage of all elements over the entire circumference. The chain cover can be turned over by undoing the guide chain bodies (23).

Abstract: The pneumatic tire according to the present invention has a roughness profile skewness (Rsk) of zero or greater on land portion surfaces 26S of the tread. A structure is thereby achieved in which gaps Z formed between the tread surface and the ground contact surface do not disappear when the tire contacts the ground. Consequently high braking performance and high pulling capacity can be secured even when the tire is initially used.

Abstract: A traction device for a dual wheel set. The traction device includes side-members and cross-members, the side-members fitted to the inner side of an inside wheel and the outer side of an outside wheel. A cinch line extended around the dual wheel set at the juncture between the wheels and provided with engaging ends configured to draw the ends together in a cinching action to draw the cross-members into the juncture and thereby tighten the traction device on the dual wheel set.

Abstract: An anti-skid device, capable of being classified as an "improved" traction device, for tires in a single or dual wheel arrangement having two retaining rings pre-installed on the outer and inner surfaces of the wheel hub. Each retaining ring is designed to adjust in length to fit closely within a recessed surface located on the outside and inside surfaces of the wheel hub. Each retaining ring remains attached to the wheel hub between uses. A plurality of chain segments are disposed transversely over the inside and outside sidewalls and tire tread. The opposite ends of each chain segment are attached to the distal ends of two opposite arm members radially aligned and attached at their proximal ends to the two retaining rings. The arm members are transversely aligned over the sides of the wheel hub and terminate near the outer edge of the hub. An elastic member and a hook member are used to attach the end of each chain segment to the adjacent arm member.

Abstract: An anti-skid tire chain for use on both soft and frozen terrain is disclosed. The chain comprises a pair of parallel side chains adapted to encircle opposite sides of a tire, a plurality of traction units such as rings aligned medially between the side chains and spaced one from the other around the tread surface of the tire, and intermediate chain networks connected at outer locations to the respective side chains and at inner locations to successive traction units. There are lugs on the traction units and studs on the intermediate chain networks. The lugs and the studs protrude outwardly from the tread surface of the tire.

Abstract: A pneumatic tire is provided with a central tread area circumferential groove extended thereabout and a skid chain consisting of a link chain section having opposite ends and a generally cylindrical expansion spring semi-permanently interposed between and connected to the skid chain section opposite ends, the link chain section and expansion spring being seatingly received within the groove with the convolutions of the normally closed convolution expansion spring being slightly spaced apart and the link chain section having a generally square cross sectional shape including rounded corners to enable the final segment of the link chain section to be placed within or removed from the groove to be "rolled" over the associated side area of the outer peripheral tread area of the tire.

Abstract: A plate for placement between a tire chain and a tire sidewall to protect the sidewall. Lockable ties pass through plate openings and chain links to hold the plate in place. A second form of the plate utilizes locks integral with the plate and which pass through openings in a retainer which is integral with the plate. The locks are biased into retainer engagement. A further form of the protector utilizes posts which extend through a retainer with lockable ties on the posts preventing retainer disengagement.

Abstract: A tire non-skid device including a net-like tire chain body, metal shanks planted in the tire chain body, and ceramic spikes fixed to tip ends of the metal shanks.

Abstract: An anti-skid chain for a vehicle tire comprises an inner and outer harness. The outer side harness comprises a closed loop harness line with elastic expansion members acting as a damping elements. A locking device is attached at one end of the harness line and a tensioning chain at the other end passes through the locking device, which permits movement of the tensioning chain for tensioning and prevents movement in the opposite direction. The inner side harness comprises a ring-shaped resilient stirrup which can be elastically spread apart for slipping across the tire tread. Closure members on the free ends of the stirrup lock the stirrup closed on release of the stirrup.

Abstract: A stud-like link and tire chain using same. Each stud-like link has at least two link portions that extend at an angle to one another. The tire chain has an outer and inner portion that are interconnected by a surface contact portion that at least in part comprises such stud-like links. At least one of the link portions of the stud-like link extends at an angle to the circumferential direction of the surface contact portion of the chain.

Abstract: In the several embodiments, the tire chain, and a method of installing a tire chain in which a line extends from each of the opposite ends of the portion of the tire chain that encircles the inside of a tire. In a preferred embodiment, the two lines cross the treaded portion of the tire diagonally, so that one line crosses the other, and are connected to the portion of the tire chains that encircle the outside of the tire. Preferably, the two lines are connected to each other at the point where they cross, which is about at the center of the treaded surface of the tire.

Abstract: A tire chain comprises an elongated inner side member adapted to form a circle of predetermined circumference about a rim of a vehicle wheel at the inner side thereof, the inner side member having co-operable fastener elements at opposite ends thereof which are joined to complete the circle. Cross members form a zig-zag pattern with opposite ends of the pattern adjacent to the fastener elements, respectively. The pattern includes a plurality of spaced inner vertices adjacent to the inner side member and a plurality of spaced outer vertices remote from the inner side member and adapted to be positioned adjacent to the rim at the outer side thereof, with the cross members extending back and forth across the tread of a tire mounted on the rim. The inner vertices are attached to the inner side member at predetermined positions by connectors intermediate the vertices and the inner side member.

Abstract: A detachable automobile tire nonskid device includes a plurality of members mounted on a metallic portion which would otherwise come in contact with a road surface. The plurality of members may include spaced rigid nonskid plate members and annular elastic bodies alternately disposed on the metallic portion, with the annular bodies having outer diameters greater than a thickness of the nonskid members. The annular elastic bodies also may be supported on flanged spool members alternately mounted on the metallic portion between the nonskid plate members.

Abstract: A stud link for a tire chain, including a plate-like link body that has a tire contact surface and a wearing surface. The link body has at least one attachment hole for a chain link that is to be connected, and at least one central wearing element and two other wearing elements, one on each side of the central element. The wearing elements are disposed one after the other in a longitudinal direction of the stud link. At least one of the side faces of the central wearing element is recessed relative to the adjacent side faces of the other elements.

Abstract: A horizontal link member for connecting vertical links of a tire chain. The ink member includes a ring element and a closure part. The ring element includes a ring body that merges via transition portions into two outwardly extending arms that are adapted to contact one another in a closed position of the link member. The closure part is adapted to be placed over the arms to bring about the closed position of the link member and contact of the arms with one another. The closure part is provided with deformable holding portions, in the form of indentations of wall portions of the closure part, for effecting securement of the closure part to the ring element. The indentations extend transverse to a plane connecting longitudinal central axes of the arms, and are adapted to extend into recessed portions of the arms to effect the securement of the closure part to the ring element.

Abstract: This invention discloses a snow chain comprising at least three chains or wires arranged and connected to each other in a network providing two series of diamond-shaped openings adjacent and parallel to one another, wherein the two extremities of the first chain or wire respectively extending from the two end-most junctions between the first and second chains or wires are respectively connected to the two extremities of a first retainer cord, which first retainer cord with connectors for removably connecting the two extremities thereof is linked to the first chain or wire at each zig-zag point in a sliding arrangement.

Abstract: A tire chain having a tread portion that connects an inner portion with an outer portion. The inner portion is provided with a closure, one closure member of which, from a starting position, can be connectable and releasable from the other closure member via a twisting movement. In the twisted position, a return force is operative that acts in the direction toward the starting position. The torsional movement of this one closure member can be easily undertaken. The return force that is operative in the twisted position automatically returns the closure member, after its release, into its starting position, whereupon the closure is properly closed.

Abstract: A tire chain adapted to be mounted on and readily removed from a vehicle tire includes an inner support extending, in the mounted state of the chain, circumferentially along and in engagement with an inwardly oriented tire side. The inner support has a spring steel yoke including adjacent opposite free yoke ends and a hook lock having cooperating first and second components mounted on the opposite yoke ends, respectively and adapted to selectively assume an interengaged, closed state or a disengaged, open state. The first component is a flat, quadrangular eyelet defining an eyelet plane oriented such that in the mounted state of the tire chain the eyelet lies flat against the side wall of the tire and further, the second component is a flat hook defining a hook plane oriented perpendicularly to the eyelet plane.

Abstract: A chain net comprises a plurality of warp strands (1.1) with mutually equal links (1.2) which at intersections lock round links (1.5) of weft strands (1.4) having mutually equal links. The links of the warp strands have dimensions such that they first allow the insertion of weft strands and, after plastic or elastic deformation, lock links of the weft strands. The plastic deformation is provided by elongating the warp strands. The elastic deformation is provided by the warp strand links being first expanded to allow the insertion of weft strands, after which the warp links are elastically re-deformed for locking round weft links.

Abstract: An antislip tire chain has provided therewith an inner part and an outer part joined together by a tread part. The inner part includes a fastener formed by a fastener member and a counter fastener member. An introduction opening of the fastener member is open in a direction towards the counter fastener member; via a guide portion extending transversely of the insertion direction of the counter fastener member, the fastener member is joined to an attachment or securing opening. In a region between the introduction opening and the attachment opening, which lies transversely of the guide portion, there is a securing element for the engaged counter fastener member. The fastener can be easily closed, the counter fastener member being reliably secured against unintentional release.

Abstract: A cable-type tire chain comprises side members adapted to extend circumferentially around opposite side walls of a tire and cross members connected between the side members so as to extend over and across the tire tread. The cross members comprise cables connected to the side members in a manner permitting rotation of the cross members about their longitudinal axes. The cross member cables have sheaths of helically wound wire which are free to rotate on the cables, and traction sleeves are freely rotatable on the wire sheaths. The traction sleeves have cylindrical body portions and outwardly flared end portions. Notches in the end portions of the sleeves define sharp corners at the ends of the sleeves for biting into ice and the like.

Abstract: An improved tire protection chain (14) is disclosed which comprises a plurality of flat metal rings (16) disposed in a staggered pattern over the tread surface of the tire. Means (18) are provided for joining the rings into a flexible mesh, this means comprising at least one flat, oblong chain link (20, 22) oriented so that one of its long sides (30) faces toward the tire surface and the other of its long sides (28) faces away from the tire surface. Attached to the side of the chain link which faces away from the tire surface is at least one traction stud (36, 38, 40). The central opening of the oblong chain link is configured so that rotation of the oblong chain link is limited relative to adjacent links or rings.

Abstract: The present invention relates to an assembly-type tire protector comprising a plurality of annular members disposed substantially parallel to the tire surface and a plurality of link members disposed substantially perpendicular to the tire surface, said annular members being connected together by said link members to form a net, each of said link members comprising a body which is provided at both of its ends with opposing hook-like arm means for interconnecting said annular members, said opposing hook-like arm means defining an opening, a pin disposed upright in said body, said pin having a head portion and a base portion, said head portion substantially occupying said opening, said body of the link member containing a blind hole for receiving said base portion of the pin, and means disposed in said hole for expanding said base portion of the pin within said hole for locking said pin in position in said hole.

Abstract: A cable type tire chain has traction sleeves on the cross members located only adjacent to the shoulders of the tire. The center portion of the cross members adjacent to the middle of the tire tread is free of traction sleeves. The traction sleeves are spaced away from the middle of the tire tread by either a coil spring through which the cross member cable extends or by beads attached to the cable. The cross members are attached directly to the side members of the tire chain by flat profile hooks formed from rectangular strips of metal, so that the cross members lie close to the sidewalls of the tire. The invention provides improved traction and reduced wear of both the tire and the tire chain.

Abstract: A tire-chain assembly for a vehicle-mounted wheel basically comprises annular inner and outer holders respectively engaging the inner and outer faces of the wheel. At least one traction chain crisscrosses over the road-engaging surface of the wheel between the two holders. The inner holder is provided with a flexible element that tightens the chain on the road-engaging surface. The outer end of the flexible element, which may be a chain, a rope or the like, is then secured to the holder on one of the surfaces of the wheel. There is provided a tightening mechanism so as to ensure self-locking of the tire-chain assembly on the wheel.

Abstract: A winching and traction intensifying device for extricating an immobilized rubber tired vehicle. The device has a traction intensifying portion secured to a driving tire and an anchoring portion connected to the traction intensifying portion. A corresponding non-driving tire secures the anchoring portion through the weight of the vehicle itself to establish a necessary fixed point for the winching device while, simultaneously, the traction intensifying portion is coupled to the driving tire.

Abstract: Anti-skid tire chain comprises a network positionable during use in the region of the tire tread. The network includes two parallel chains extendable along opposite sides of the tread, a plurality of rings interconnected into each chain for guiding same and a plurality of straps. Each strap interconnects one ring from one chain with one ring from the other chain and each crosses over another strap. At least one post is connected to a strap in the region of each intersection and is composed of synthetic material.

Abstract: A traction increasing chain for vehicular tires that may be installed thereon without moving the tire relative to the surface supporting it. The chain provides plural rigid side elements articulately interconnected and carrying cross-chains, all so configured that when installed on a tire the cross-chains will cover a portion, but not the supported portion, of the peripheral surface of the tire. A medial fastening linkage maintains the chain on the tire during usage.

Abstract: A tire chain comprising tread links formed with a perforation and connectors that are loops threaded through the perforations in three or more tread links interconnecting the tread links to form a network of closed figures. The connectors are loops of a carbon steel rod with the ends of the loops lapping each other and being welded together along the length of their adjacent surfaces. The tread links and connectors are of different carbon steels whereby after heat treating each is hardened throughout its thickness with the tread links having a surface hardness in the range 46 to 54 Rockwell C and the connectors having a core hardness in the range 15 to 35 Rockwell C.

Abstract: A small chain for a vehicle tire has an inner chain member adapted to lie along a flank of the tire and of a circumference substantially equal to the circumference of the tire in the region at which this inner chain member lies, the ends of the inner chain member having a hook and an eye for mutual engagement.An outer chain is composed of two chain members which are interconnected by a hook and eye, the outer chain having a length in excess of the circumference of the tire in the region in which the outer chain lies thereagainst, the end of one member being formed with an eye and the end of the other member of the outer chain having an S-hook. The inner and outer chains are bridged by two sections of transverse chains linked to the inner and outer chains over the entire circumference of the tire.

Abstract: A non-skid device for vehicle wheels having a pair of cables, one for each side of the wheel, with positioning nipples fixed at intermediate points of the cables and stop nipples at each end of each cable. A plurality of elastic anti-skid members are provided having a safety hook on each end. The hook at each end of each anti-skid member is attached to one of the cables at a point adjacent a nipple and a hook of one of the members connects the end of a cable together at a stop member.

Abstract: A tire chain for the protection and slip prevention of vehicle tires comprising a number of main metal nets and a number of supplemental metal nets, whereby the necessary number of main and supplemental metal nets respectively are disposed side by side in accordance with the peripheral length of the tire on which the chain is to be mounted and adjoining metal nets are connected together by suitable connectors.

Abstract: A traction attachment for the drive wheels of motor vehicles comprising a number of interconnected traction units self applicable to a tire by interposed spring means in resilient response to pressure exerted by a wheel longitudinally progressing thereover and provided with self locking means connecting the ends thereof.

Abstract: An anti-skid tire chain, especially for dual tires in which the chain has a tread part for engaging the tread of each tire and an intermediate part between and connected to the tread parts. Each part of the chain is formed of rings and chain links connecting the rings and clamping means is provided for clamping the chain in place on a set of dual tires.

Abstract: A tire traction apparatus for use on a tire comprising at least one chain having first and second ends and a length slightly greater than the circumference of the tire, a latch for securing the first end to a portion of the chain proximate the second end, and a plurality of generally U-shaped members affixed to the chain at spaced-apart intervals, the members including a tire tread engaging base portion and a pair of opposed tire sidewall engaging portions, the chain serving to provide improved traction on ice, the base portion serving to provide improved traction on snow, and the tire sidewall engaging portions serving to maintain the chain on the tread.

Abstract: This product is a traction assembly designed primarily for heavy-duty vehicles, and comprises a chain assembly of unidirectionally distorted links in combination with rings connecting the same, and side chains holding the assembly securely upon the vehicle tire; the links of the traction portion having projecting lugs upon the outward face thereof, wherein the interaction of the rings and chains maintains the assembly in position for maximum contact of the lugs with the surface of the terrain.