Abstract: In order to protect the sidewall of a vehicle wheel from damage caused by an antiskid chain mounted on the wheel, a sidewall protection cover having a U-shaped body is provided. The sidewall protection cover accommodates a chain link of a chain side strand that is situated against the sidewall. The body is preferably one piece and has two wings that are connected along a spine, where the wings enclose a space for accommodating the chain link, and at least one of the wings has a holding element, on its side that faces inward, in the form of a projection for holding the chain link and/or a connection element suspended on it in place between the wings.

Abstract: In an anti-skid chain with a continuous chain mesh with track crosses and a side cable fitted on a tire side when mounted, e.g. an outer side cable fitted on the outer side of the tire, as well as a tension cable fitted on the other tire side, e.g. an inner cable lying on the inner side of the tire, there are connecting elements on the tension cable, into each of which either a hook connecting the tension cable with at least one track cross or chain parts of the continuous chain mesh are directly hooked, and which are clamped on a sheathing of the tension cable secured against slippage. At least one protrusion for fixing or clamping a sheathing of the tension cable can additionally by provided on an inner surface of the connecting elements facing towards the tension cable.

Abstract: A traction chain assembly for providing improved traction to elastomeric tracks is provided. The traction chain assembly comprises two side brackets adapted to be mounted on each side of the track and generally to the drive lugs thereof. The traction chain assembly further comprises generally two laterally extending chains which are attached to the side brackets and which further extend at least partially over the traction lugs located on the outer surface of the track and over which the assembly is disposed. Some of the chain links of the chains of the traction chain assembly are also generally equipped with outwardly projecting grousers for increasing the traction thereof.

Abstract: A snow chain (2) comprises an inner ring (3) designed to be closed on the side of the wheel destined to face toward the inside of the vehicle, an outer ring designed to be closed on the side of the wheel destined to face toward the outside of the vehicle and a series of portions of anti-skid chain (10, 10?) disposed on the tread of the tyre (1) of the wheel, which join the outer ring and the inner ring (3). The portions of chain (10, 10?) are chains with twisted links, connected to each other by means of joining elements (4) shaped as triangular links and connected to the inner ring (3) by means of an U-bolt connecting system (5).

Abstract: A nonskid device for the wheels of vehicles, has a holding element (1) situated in the region of the wheel axis and used with elastic holding arms (2) holding a chain mesh (4). A tension cable (7) is used to introduce tension forces into the holding arms (2). In order to introduce a defined tensile stress into the tension cable (7), the tension cable is connected to a pivotable tension lever (12).

Abstract: A snow chain to be mounted on a tire has a connection set having a plurality of planks, each of which has an arch portion and a connection portion. A radial chain set has a plurality of radial chains having ends coupled with the planks respectively. A main chain is coupled with distal ends of the radial chains, wherein the main chain has a hook device to connect opposite ends of the main chain into an annular form. A coupling assembly set has a plurality of coupling devices to tighten two of the planks, each of which has a rotary member and two connection member movably mounted on the rotary member.

Abstract: A method and apparatus is provided for attaching a tire chain to a vehicle tire without necessarily crawling under the vehicle. Two members are connected to a tire chain. The members are then drawn together using a tensioning device, which allows connection of the tire chain.

Abstract: The present invention 10 discloses a tire 12 traction device having two 30-ink sections 14L, 14R joined at one distal end by an additional link 16 having an S-hook 18 and two more chain links 20 connected thereto. A threaded quick link locking device 26 couples both 30 link section 14L, 14R together. When the device 10 is installed on a truck tire 12, all distal ends 20, 28L, 28R are coupled to the quick link device 26, securing the chain traction system 10 to the tire 12. The present invention 10 provides an anti-skid device comprising a chain positioned over the tread of a truck tire 12 and fastened through an opening 30L, 30R in the wheel 32 and having a threaded closed locking member 26 for engaging ends of the traction member.

Abstract: An apparatus that is used to increase traction between the tires of a vehicle and a slippery surface such as snow, ice, sand or mud. The apparatus is easily fitted transversely across the tire tread and tightened about the tire and tire rim by a take up ratchet.

Abstract: An anti-slipping device has a tread network of chains connected to an external mounting by terminal links (20) of segments of chains (4, 5) of the network, and the external mounting is configured as a disc (13) in its peripheral area. The terminal links (20) are hooked into retaining anchors (19) formed by sections of a wire (18) which is held in place in guide channels (17) on the outside of the disc (13).

Abstract: An anti-skid device has rotating chains which are connected to an inner and an outer fixing device. The outer fixing device is formed from a ring-shaped disc (10) and a retainer ring (11). The retainer ring is provided for the end of a tensioning chain (8) which serves to lock or tension the inner fixing device formed by a spring steel clip. The disc (10) and the retainer ring (11) are detachably connected to each other for enabling the rotating chains (3, 4, 5, 6, 7) of the anti-skid device to turn.

Abstract: The invention relates to an anti-skid chain with a travelling net, held by an inner and outer holding device. The outer holding device is designed as a flat disk (8), at least in the area of the tire flank. Furthermore, the outer holding device has means for accomodating a tension rod (3) for the inner holding device outside the wheel flanks.

Abstract: A tire traction enhancement system 10 is provided comprising tire chains 2 which include an outboard circumferential elongate element 4 and an inboard circumferential elongate element 6 between which are attached a plurality of transverse traction members 8. Ends 5, 7 of the elements 4, 6 are releasably attached via an outboard connection subsystem 29 and an inboard connection subsystem 20, respectively. The outboard connection subsystem 29 includes a first cable guide 30 attached to a first end 5 of the outboard element 4 and second cable guide 80 attached to a second end 5 of the outboard element 4. A cable 50 extends from the first end 5, around the second cable guide 80 and then around the first cable guide 30 before the cable 50 extends to attach to a mid-portion of the outboard element 4. The cable 50 routing configuration amplifies closure force A which draws the ends 5 of the outboard circumferential element 4 together.

Abstract: An improved anti-skid chain structure is equipped with a plurality of chain units that are arranged in parallel around a tire. The chain units are coupled together end to end on each side of the tire by a plurality of connection bars and a plurality of two-ended hooks and coupling members. A locking member mounted to the connection bars is used to lock the chain to the tire and a tightening member secured to the connection bars disposed on one side of the tire firmly secures the chain to the tire during use.

Abstract: A tire traction apparatus for use on wheels having a rim and a tire where the rim has first and second upstanding, spaced apart side portions on opposite sides thereof, and outer facing braking surfaces thereon and the tire has first and second bead portions which cooperate with the first and second side portions to secure the tire to the rim. The apparatus includes a transversely extending member operable to extend transversely across the tire and includes first and second connecting devices cooperating with the tire for connecting the transversely extending member to opposite sides of the tire without interfering with the outer braking surfaces.

Abstract: The invention relates to an antiskid device for vehicle wheels, having a retaining device which is coaxially attached on one side of the wheel rim or the wheel disc and which via arms disposed transversely of the running direction and engaging over the wheel running surface retaining an antiskid means bearing against the wheel running surface, the antiskid means being retained on both the side remote from the retaining device and also on the side adjacent thereto in an opening of the arm and being laterally movable in the zone of the tire base, while on the side remote from the retaining device the opening of the arm is a longitudinal opening which is disposed transversely of the running direction and in which the antiskid means attaching end located in the longitudinal opening is located transversely displaceably in relation to the running direction.

Abstract: A chain link for the antiskid device of a vehicle wheel, having a first end forming a closed eyelet for attachment to an adjacent chain link, and a second end forming a hook for attachment in an opening of a web or plate or arm of the antiskid device, the eyelet and hook having the equal inside width corresponding to the thickness of the web in the zone of the place of attachment, plus a slight extra dimension for adequate mobility upon the attachment.

Abstract: An anti-skid device for automobie tires having a plurality of members joined together with hooks wherein mutually spaced tightening end portions of the anti-skid device body which extend radially inward along the side surfaces of a tire when the device body is set on the tire are connected to each other by a length-variable fastener consisting of hooks connected at one ends thereof to the opposed tightening end portions, and a plate having holes in its base portion and pivotably supporting the other ends of the hooks in different holes therein. A length of separation between the opposite tightening end portions can be set smaller than the free length thereof by rotating the plate.

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 traction device for use in combination with vehicular tires includes a series of traction straps arranged at forty-five degree intervals about the tire and extending over the traction surface of the tire with forward and rear securement bands extending radially of the tire and coextensively of the traction bands to cooperate with respective forward and rear securement rings. A series of forward and rear side wall bands maintain the orientation of the traction and anchor bands. The forward anchor bands extending through the forward anchor ring are provided with apertures to receive a lock pin therethrough wherein the bands are each formed of resilient material to enable the arrangement to accommodate variation in tire sizes, as well as providing for enhanced traction in association with the tire.

Abstract: A traction device for a vehicle wheel composed of pair of cable members each having at least one closed loop formed in each end thereof, such that one end of each cable member can be extended through an aperture in a vehicle wheel and then the cable member can be wrapped toroidally around the wheel and the other loop end of the cable member can be passed through the loop in the first end and extended radially inwardly towards the axis of the wheel. The radially inwardly extended loop end of the cable member is then joined to at least one other similar cable member by a linearly adjustable connector such as a turnbuckle or an elastically resilient member with hooks thereon.

Abstract: A mechanism for joining a chain end to a chain link utilizes a sliding link connected to a first link of the chain. The sliding link can be disengaged only by displacing it onto the straight portion of the first link and moving it forwardly to a second position. For connection, the sliding link is moved about the straight portion to a third position and is then moved upon engagement of a second chain link by an opposite displacement back to the locking position. Thus locking and unlocking is achieved only by two specific movements of the sliding link. Inadvertent unlocking is prevented by the shape and position of the sliding link.

Abstract: A traction enhancing device for use with a tire on a vehicle to increase traction of the tire during inclement weather is provided. A first traction enhancing member has a predetermined length for mounting around a tire of a vehicle in a position offset from a central axis of the tire. A second traction enhancing member has a predetermined length for mounting around a tire of a vehicle in a position offset from a central axis of the tire and being spaced apart and substantially parallel to the first traction enhancing member. A first connecting member has a first end affixed to said first traction enhancing member and a second end affixed to said second traction enhancing member for securing said first and second traction enhancing members together. The first connecting member is substantially orthogonally positioned relative to the first and second traction enhancing members and is disposed on a first side of the tire.

Abstract: The anti-slip device comprises a plurality of linkages stretched over the tread of a vehicular tire. The ends of the linkage are formed into loops and extend over the tire sidewalls. In the proximity of the loops are a plurality of binder covered frames attached to the sidewalls in equal segments of space. Protruding from the binder is an extension adapted to be connected with and penetrate the end loops of the linkages to fasten the linkages on the tire tread.

Abstract: In tire chains, closures are required to lock tension-chain lines (10) in the tensioned position. A proposed closure is provided with a pull-through orifice (2) for the tension-chain line (10) and with a locking slot (3) adjacent to the pull-through orifice (2). To prevent the particular chain link (9) suspended in the locking slot (3) from working loose, the pull-through orifice (2) is equipped with an elastic insert (11) which forms at least one engagement cam projecting into the locking slot (3).

Abstract: A single tire chain adapted to be placed on an automobile tire and be anchored at its ends in front of and through an opening in the wheel.

Abstract: Metal cross chains are interconnected on the inboard side by an inboard rope connector and on the outboard side by an outboard rope connector. Each interconnection of a rope connector with a cross chain includes a combined rope-to-cross chain connecting link and rope clamping ring and rope connector adjustment device having a substantially V-shaped wire body with a loop formed at each end of the V. One of the end loops is firmly clamped to the rope connector and the other one of the loops partially surrounds and slidably engages the rope connector and is open sufficiently to permit the rope to be slipped out of that loop. A collar is clamped to the rope at a position to maintain a loop in the rope between the two connecting link loops when the collar is inside the slidably engaged loop, and to permit the rope loop to be released when the collar is positioned outside of the slidably engaged connecting link loop.

Abstract: A motor vehicle tire chain system including a plate positioned between a tire rim and a wheel hub, extending outwardly past the tire rim and having a plurality of spaced-apart holes around an external circumference for attaching chain sections. A plurality of individual chain sections, each having a pair of ends adapted to hook in the holes in the plate, position the chain section across the tire tread, traverse the outside of the tire, recross the tire tread and are hooked in the holes on the inside of the tire at a position on the plate opposite the first attaching position. Each chain section is provided with a tensioning device which both tightens the chain and allows it to be easily installed and removed. The chain sections, after mounting on the wheel, are fastened together at their point of common intersection to hold the sections in their positions about the tire tread.

Abstract: There is disclosed in the specification an improved tire chain including at least one pair of tire gripper portions adapted at one of their ends to exert pressure on the tire at the tread of the tire, and at the other end on their respective sidewall near the rim of the tire. Such tire gripper portions are adapted to grip the tire independently, but by themselves do not have strength to resist the rotational forces of the tire.To add to the traction of the tire, and hold the individual tire gripper portions on the tire during rotation, a pair of connecting chains is employed between the two tire gripper portions. To resist disengagement from the tire during rotation by centrifugal force, a pin portion is provided on the inner end of each gripper portion which is adapted to press into the tire to a predetermined stop so that such pin portion is actually embedded in the sidewall of the tire. It is disclosed that such pin portion could also engage a preformed recess in the sidewall of the tire.

Abstract: A motor vehicle tire chain system including a plate positioned between a tire rim and a wheel hub, extending outwardly past the tire rim and having a plurality of spaced-apart holes around an external circumference for attaching chain sections. A plurality of individual chain sections, each having a pair of ends adapted to hook in the holes in the hub, position the chain section across the tire tread, traverse the outside of the tire, recross the tire tread and be hooked in the holes on the inside of the tire at a position on the plate opposite the first attaching position. Each chain section is provided with a tensioning device which both tightens the chain and allows it to be easily installed and removed.

Abstract: A snow chain assembly having a pair of cross-chains is connected with a wheel assembly by a pair of connecting devices. One connecting device includes a lug mounted to the inside of the wheel and a cooperating socket plate that receives the lug and is secured thereby. The second connecting device includes a T-shaped radial slot and a T-shaped pin connected to the chain. When the pin is inserted in the slot and moved radially outward, the slot prevents disengagement of the pin. Spring biased retaining members may be attached to the wheel as locks to further prevent chain disengagement.

Abstract: A wheel having a spider portion and a rim portion, a tire mounted on the wheel. The tire having a pair of sidewalls and an interposed, ground engaging portion. At least one anchor member secured to the spider portion and disposed on the inner side of the wheel. Traction members secured to the anchor member adjacent to one tire sidewall and extending beyond the tire ground engaging portion to the other sidewall. The traction member being secured adjacent to the other sidewall also.

Abstract: A snow chain and bracket combination for mounting to a vehicle wheel. The bracket includes a first wall which extends through the wheel between the wheel rim and spider. Each chain extends radially around the tire and has opposite ends connected to the opposite ends of the bracket by means of spring-biased clips. The bracket extends inwardly from the rim and is mounted by a lug nut onto the wheel spider. The bracket abuttingly engages additional lug nuts to prevent relative motion between the wheel and bracket.

Abstract: Vehicular road traction apparatus feeds a traction portion of an endless chain between a tire and the road surface and a recirculating portion of the chain is picked up aft of the tire and fed into a conduit which conducts it back to a point fore of the tire where it is fed continuously under the tire as the traction portion. The conduit is supported in position by arms and pivot pins so that the conduit may be moved between the aforesaid feeding position to a non-feeding position where the chain is held away from the tire. A cable moves the conduit between the two positions. The conduit may be hinged midway in its length so as to move its feeding and pick-up ends farther apart to stretch the chain taut in the non-feeding position. The conduit may be located outside or inside the tire. When located inside the tire, a skid plate and guide bar assist the supporting means to locate the feeding end of the conduit in proper feeding position.

Abstract: A tire traction chain for automobiles, trucks and the like whereby the same is placed over the tire and secured at one end to arcuate slots in the wheel and at the other end to a lug bolt.

Abstract: A plurality of metal cross chains are provided which are interconnected with one another by means of inboard and outboard rope connectors. Various means are provided for adjusting the size and determining the tightness of the tire chain structure when assembled on the tire, such as a plurality of removable crown loop length adjustment devices each comprising a helix of metal wire retained by a hinged retainer lever mounted upon U-loops in the rope connectors.

Abstract: A plurality of traction devices are positioned transversely in spaced relation on a tire tread. Each traction device has a first end portion arranged to be guided into one of a plurality of troughs that are positioned on the periphery of a circular member mounted to the unexposed or inside rim of a vehicle wheel. The troughs are separated by crests to form a wave-like configuration on the periphery of the circular member. The first end portion is guided into a trough without the need to visually locate the point of attachment on the circular member. A portion of the first end portion is too large to pass through the trough and serves to secure the traction device to the inside circular member. A second end portion of the traction device is secured on the opposite side of the tire by connection to a second circular member or to the ends of the other traction devices to tightly position an antiskid body portion of the traction device on the tire tread.

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 clip made of a single flat spring strip with a hook portion at one end insertable between the rim and the exposed wall of the tire adjacent the rim, and a cylindrical loop formed from its other end opposite to said hook so that free edge of the loop is substantially at the same level as the top of the hook and is spaced therefrom to a distance narrower than the thickness of a link or hook at the end of a snow chain thereby to prevent accidental disengagement of the chain link.

Abstract: A vehicle wheel anti-skid attachment having cross chains interconnecting tread portions of inner and outer side wall plates. Rim portions of the plates are interconnected by a tensioning mechanism part of which is threaded through a wheel opening to extend over the wheel rim. The mechanism includes a hand-turned shaft accessible from the outer face of the wheel and operable to apply the required tension to the cross chains.

Abstract: A tire chain with separable chain strands the end links of which are connectable at each separation point by use of two connecting elements which can be hooked into each other and which are each safely connected with an end link, wherein each connecting element has a body comprising at least one portion bounding an insertion slot which portion has a cross-section decreased at its free end at the expense of its width and wherein the width of the insertion slot is smaller than the height of each of those portions of the body which bound the insertion slot.

Abstract: A tire or similar chain shackle connector having an inlet for receiving links to be connected, the end of the chain at one side of the inlet being solid and at the other side having holes for receiving a connector, and a closure member having a recess for receiving the solid end of the shackle and apertures or holes at the other end of the closure member through which the connector can be inserted.

Abstract: A wear-resistant link for tire chains, including a link body having at least one link opening between a running surface and a tire engaging surface for engagement with at least one connecting link. The surfaces defining the link opening merge with an outside area of the link body for forming an insert opening on this outside area. The wear resistant link is furthermore provided with at least one lock for the insert opening which lock includes at least one bolt or the like in engagement with the link body. The insert opening is located between the running surface and the tire engaging surface of the link body, and the lock is provided with at least one engaging surface. The arrangement is such that the respective link opening or openings in closed condition is or are defined by at least one engaging surface for engagement with the pertaining connecting link when the respective tire chain equipped with the wear resistant link is in operation.

Abstract: An anti-skid chain having horizontal links and at least one vertical shackle having arms surrounding the horizontal link and firmly connected thereto.

Abstract: An improved tire chain assembly of the type having adjustable inboard and outboard rope straps has link chains which extend at intervals between the straps, and includes a series of adjustment clamps on the rope straps whereby the assembly is securely but releasably engaged on a wheel.

Abstract: A connector element for securement of one chain member including a plurality of links to a second chain member also including a plurality of links is disclosed. The connector element includes a pin portion and opposed head portions at the ends which define with the pin a pair of spaced shoulders. One head is enlarged so that its shoulder engages with a link to prevent passage therethrough. The other head may be received through the link and receives a deformable member thereover to cooperate with its shoulder. The member is of a size to cooperate with the link and prevent passage of the connector element in the other direction.

Abstract: A tire chain device includes a backing plate mountable between the wheel and brake drum of a vehicle and having a continuous circular anchor rod as part thereof. A plurality of cross chains are connected at one end to a main chain member extending around the outer face of the vehicle tire with the opposite or inner ends of the cross chains having a hook thereon adapted to be releasably anchored to the circular rod on the backing plate. The main chain includes a tensioning hook adapted to tighten the main chain to draw the cross chains tightly across the periphery of the tire.