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WO/2002/060706A1 |
The invention relates to a wheel chain whose running lattice structure is tightened by means of a pressure cord (8). Said pressure cord (8) is connected to a lateral lattice structure arranged on the outer side of the vehicle tyres by me...
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WO/2002/049860A1 |
The invention concerns a multipurpose tread characterised in its running part by sheet-metal elements (1), inclined relative to the axis of the wheel, covering the running tread and part of the tyre sidewalls; they are easily interchange...
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WO/2002/034554A1 |
A tire traction device (50, 150) to be releasably secured to a vehicle tire comprises a generally arcuate base pad (52, 152) having a ground engaging surface (64, 164) and a tire engaging surface (66). The ground engaging surface has a t...
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WO/2001/076895A1 |
The invention relates to a clamping device (1) for a non-skid chain, comprising a housing (2) and an actuation member which has a lock-in position in which a clamping strand which can be pulled into the housing through a housing opening ...
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WO/2001/058706A1 |
The invention concerns the devices, which have hard elements, involving the separate parts of wheel protector and interacting with soil. The device, containing the frame (1), fixed on the external side of wheel tyre (2), is parallel to i...
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WO/2001/047730A1 |
The invention relates to an anti-slip construction that can be mounted on the rubber tires of motor vehicles. The inventive construction comprises shackle shanks (2) provided with a rack toothing (2a) and linked with the toothed wheels (...
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WO/2001/028790A2 |
The invention refers to the anti-skid device for mounting on double-tyre wheels, in particular of those of lorries and trucks. The structure of the anti-skid device in question allows for simple mounting and fixing to the double-tyre whe...
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WO/2001/015947A1 |
An improved mounting system for chain traction systems for use on vehicles with a live axle. Apparatus mounts to the threaded end of the U-bolt shackles (113) which secure the axle to a set of leaf springs (112) through 4 coupling nuts (...
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WO/2001/014155A1 |
An apparatus for preventing a slipping of a tire is disclosed. The apparatus for preventing a slipping of a tire includes a wire having separable coupling units connected at both ends of the wire at an inner side of a tire for thereby fo...
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WO/2000/059745A1 |
A device to be fitted on a vehicle wheel (1) in order to increase the friction between the wheel and the road surface during winter conditions, comprises a belt (3) that can encircle the tread (4) of the wheel (1) and be held in place by...
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WO/2000/026046A1 |
A link for a tyre chain (10) including a tread portion and flanking side-wall portions with at least the tread portion comprising vertically extending links (12), three or four of which are interconnected by horizontal connectors (14) to...
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WO/1999/065713A1 |
The inner (1) and outer (3) peripheral elements are interconnected with cross chains (2) mounted in V-shape. The two free ends of these V-shaped cross chains (2) are fixed to the steel wire rope (1) which is the inner peripheral element,...
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WO/1999/052725A1 |
A traction device (20) includes a polygonal member having a number of attachment regions and a chamber (22) with a predetermined number of sides. The chamber is disposed within a central region of the polygonal member. The number of atta...
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WO/1999/047371A2 |
The invention relates to an anti-skid device having rotating chains which are connected to an inner and an outer fixing device by means of connecting means. The outer fixing device is essentially comprised of a ring-shaped disc (10) and ...
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WO/1999/047370A2 |
The invention relates to an antislipping device with a tread network of chains. This network is connected to an external mounting by the terminal links (20) of segments of chain (4, 6) belonging to said network, said external mounting be...
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WO/1999/042310A1 |
The invention refers to the antiskid device for motor vehicles whereof the design allows for simple automatic mounting to the tyre of the vehicle without any hoisting of the vehicle or removal of the wheel needed. The members (1, 1') of ...
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WO/1999/022950A1 |
A tire chain wrapper (10) for a dual wheel (14) and the method of mounting a tire chain (12) on a dual wheel (14) using the device described herein. The wrapper (10) includes a securing bar (30) for securing an end of the tire chain (12)...
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WO/1999/008888A1 |
A traction device (5), e.g. an elastomer shroud or casing, having moulded treads or ribs (20). The device (5) encapsulates a wheel or tyre (110) of a vehicle and is fixed in place by metal locking hooks (125a, 125b) mounted on hinge pin ...
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WO/1998/039168A1 |
A tensioning device (1) for nonskid chains has a casing (2a, 2b) which carries an actuating lever (20) with a locking position and a release position. A tensioning rope (3) which can be tensioned in that it is drawn into the casing throu...
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WO/1998/038051A1 |
A device for automatically mounting an antiskid element, in particular a snow chain, on a vehicle wheel, has a hookable hoop (15) linked by a hinge to a lock lower part (16). A lock upper part (22) can be fixed to the lock lower part (16...
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WO/1998/038052A1 |
A device for automatically mounting an antiskid element, in particular a snow chain, on a vehicle wheel, has a chain that can be laid around the vehicle wheel. The two ends of the chain can be interconnected by a chain lock with a clampi...
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WO/1998/031556A1 |
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 tyre flank. Furthermore, the outer holding...
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WO/1998/029271A1 |
The vehicle tire chain structure is disclosed, which includes a plurality of cross chains (12) which are arcuately spaced about the tire tread (102), and held in place by rope connectors (18), each of which are connected to the successiv...
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WO/1998/025778A1 |
A tightening device for pulling claw arms (5) with grip-hooks (1) towards a vehicle wheel's centre (8) comprises an inner bracket (30) and an outer bracket (31) which is movable relative to the inner bracket. Link arms (34, 43) or spring...
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WO/1998/014339A1 |
The invention relates to a shackle device for show-shackles mounted periodically on tyres of vehicles, which includes a shackle shank and one or more shackle profile connected to the shackle shank, having said shackle shank a contact sur...
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WO/1998/009831A1 |
The invention concerns a turnbuckle with a housing (1) which comprises a guide element (10) for a tension chain (11) running thereover. A detent pawl (2), which can pivot between an opening position and a locking position, is pre-tension...
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WO/1997/049930A1 |
A safety hook comprises a hook (1) having a cross piece (4) from which two side pieces (5, 5') extend in the direction forwards to a curved part (7, 7'), as well as a latch plate (2) which is connectable to the side pieces of the hook so...
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WO/1997/045275A1 |
An add-on spare tire and method for installation in which the spare tire includes a first (6a) and second wheel half (6b). The first wheel half (6a) includes an attachment plate portion that is attached to the wheel (20) carrying the fla...
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WO/1997/026144A1 |
Adjustable vehicle tire stud system, optionally operated by solar cells and wireless remote control, allowing a quick traction adjustment from the driver's seat when required for better road grip on slippery and icy roads.
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WO/1997/025216A1 |
The simple, reliable and durable snow chain can be mounted, when necessary, on a motor vehicle wheel (100) in the shortest possible time and in the simplest possible way, in any case on the spot, and then tightened simply, but efficientl...
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WO/1997/006707A1 |
An elasticized sock (22) is formed from a cowling of elastomer material which is so limp in the normally relaxed state thereof as to be essentially formless; and the sock is stretched about the outer periphery (18) of a movable boss, i.e...
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WO/1996/034773A1 |
A starting aid is proposed for vehicle driving wheels with at least one brake ventilation aperture, and fitted with pneumatic tyres. The device has a chain section which extends across the tyre tread, is connected at its ends to a tensio...
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WO/1995/025643A1 |
A device consisting of two stays (32) hinged together at one end on a housing (11) and supporting wall chains (8) which hold tread chains in place on the tread (26) of the tyre (18) when they are pulled tight as the stays are drawn toget...
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WO/1995/005947A1 |
A ground-engaging structure, such as a wheel or an endless track for a vehicle. The ground-engaging structure comprises a load-bearing inner zone (18) of resilient compressible construction and an outer zone (19) around the inner zone (1...
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WO/1995/003944A1 |
In an anti-skid device for motor vehicles, chain sections (4) are hurled into the area of the road-contacting surface of the tyre by a rotating holder (3). In order to rotate the holder (3), a driving unit (3) presses the holder (3) agai...
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WO/1995/001856A1 |
The object of the invention is a friction protector for a rubber drive wheel (1), which includes slip-stops (2) set on the circumference, circumferential supports (7) providing radial support on both sides of the drive wheel, slip-stops ...
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WO/1994/022682A1 |
This invention relates to a cover for preventing the skidding of an automobile tire, and more particularly to an air pressure fitted antiskid cover for tire which is provided with air pockets in the inner surface of an antiskid wheel bod...
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WO/1994/016913A1 |
Adjustable studded tire system for operation while driving or parking. The system includes a hydraulic pump unit which by elastic tubes molded into the outer layer of the vehicle tire can move studs into and out of the vehicle tire witho...
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WO/1994/003339A1 |
The anti-slip chain described has a tread system made up of lengths of chain (2, 3) and chain-free zones which, when the vehicle wheel (1) fitted with the chain passes over them, produce changes in the distance between the road surface a...
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WO/1993/019869A1 |
Described is a device for automatically assembling, without welding, one- to three-dimensional chain-like structures made up of chain elements and joint elements which each have at least one opening plus locks and baffle elements designe...
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WO/1993/018930A1 |
There is disclosed a traction device for a tractor, in which a flexible frame (18) comprises a circular band, to which are welded a series of spade holders (19). The frame is bolted to the rim of the wheel by spacers, so that the frame (...
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WO/1993/015922A1 |
A self-contained anti-skid device to be used with a pneumatic tire (32) for boosting traction against slippery roadways covered with ice and snow comprising a plurality of anti-skid pins (20) to be positioned radially at a tread of the t...
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WO/1993/012944A1 |
A removable traction device (10) for a tire (14) on a vehicle comprises a thin elongate member (12) of less than 5 mm thickness for fitting around the tire (14) along the ground-engaging tread of the tire. The elongate member (12) has an...
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WO/1993/010987A1 |
Antiskid device for vehicle wheels comprised of a plate-crown (1) adaptable laterally and externally to the wheel (4) and fixed to said wheel by means of its proper bolts (5) the plate-crown (1) being provided with arms (2) which emerge ...
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WO/1993/002878A1 |
The wheel assembly hinged heat shield (10) comprises a plurality of arcuate sectors (12) which are attached firmly to one another by hinge mechanism (14). Each hinge mechanism (14) comprises arcuate shaped hinge members (18, 20, 22) of a...
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WO/1992/015464A1 |
The snow hook comprises a first and respectively a second hooking element (14, 15), that may be engaged on the opposite sides of the rim of a vehicle's wheel and at least one connection chain piece (16) that will get placed transversalll...
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WO/1991/015373A1 |
A device for pulling a vehicle out of mud, sand or the like comprises a shoe which co-operates with the tread of a tyre (5) on a vehicle wheel comprising a rim (1) with a centre (2) integral at its periphery with a ring (3) for retaining...
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WO/1991/012147A1 |
A gripping device for vehicle wheels having elastic tires (2) which are mounted on a rim (3), the gripping device (4) thereby preventing the wheel (1) from sliding on the ground and comprising at least one cross piece having a mid portio...
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WO/1991/008917A1 |
In a chain for the driving wheels of a motor vehicle with chain links (2, 3) increasing the coefficient of friction held laterally at the tyre walls by a flexible cable (4, 5), one of the flexible cables is taken from inside to outside t...
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WO/1991/003383A1 |
The invention concerns a snow strap element for fixture to rubber tyres of vehicle wheels, with a central clamping mechanism, in the hub portion of which strap sections designed as toothed racks, mutually arranged in pairs and free to mo...
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