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Class 152/219 - Circumferential


Subclass of Class 152 - Resilient tires and wheels
Definition: The anti-skid device tightener exerts its force upon the
No. of patents: 66
Last issue date: 06/21/2011


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NumberTitleIssue Date
7963306Self-tightening snow chain and methods of use
Self-tightening snow chain for attachment to a vehicle wheel to provide traction. The preferred self-tightening snow chain includes a traction cable and a tensioning device including a housing having a top including a set of housing teeth, a bottom and at least one ...
06/21/2011
7900670Self-tightening traction assembly having tensioning device
Self-tightening traction assemblies or snow chains having tensioning devices that can be used with snow chains for attachment to a vehicle wheel to provide traction. The preferred tensioning device including a housing having a top including a set of housing teeth, a...
03/08/2011
7690409Connecting and guide element for a tire chain
A connecting and guide element for connecting a side mesh of a tire chain to a side tensioning strand and for accommodating an excess length of the tensioning strand, wherein the element has two eyes, which lie in a first plane for accommodating tensioning strand an...
04/06/2010
7363952Non-return block for snow chains having inserts to protect wheel
A non return block (5) for locking a tensioning terminal portion (7) of snow chains (2), comprising a body (51) which defines a channel (12) in which the terminal portion (7) passes and a ratchet or a pawl (13) pivote...
04/29/2008
7246645Tire chain assembly operated easily
A tire chain assembly includes a chain body having a first side provided with a first snapping member and a second snapping member detachably engaged with the first snapping member and a second side provided with a snapping hole and a rotation locking mechanism deta...
07/24/2007
7204282System for modular tire chain structure
A flexible system for winter traction products that allows for component repairability, interchangeability, customization and resizing, all without requiring tools. The key to this system is the provision of connectors which provide interconnection of multiple compo...
04/17/2007
7174933Easy mount tire chains
Configurations and installation methods for vehicle tire chains which provide tire chains especially easy to mount, and provide improvements in performance and vendor supply. ...
02/13/2007
7080674Low interference traction device for tires
This invention relates to a tire chain designed to retain the strength characteristics of a prior tire chain but reducing the dimension of the tire chain components to be located at the inner wall of the tire so as to reduce the likelihood of interfering engagement ...
07/25/2006
7021347Snow chain for vehicle wheels
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 ...
04/04/2006
7013548Method for increasing friction between wheel and road using gliding preventer
A device to be fitted on a vehicle wheel in order to increase the friction between the wheel and the road surface during winter conditions, comprises a belt that can encircle the tread of the wheel and be held in place by means of flexible inner and outer side porti...
03/21/2006
7007572Tire chain tool
A device for installing a tire chain is a one-piece, rugged tool made of ⅜″ or ½″ steel stock. The tool has a total length of approximately 1 foot. At a first end, the tool has an arcuate shape that terminates in an open channel, which channel functions to gr...
03/07/2006
6860304Two sided traction belt for tires
Disclosed is a traction belt 16 installed onto the surface of a tire 12 having a plurality of spike-like members 18 with each spike-like member having two distal ends with one end protruding through each side of the traction belt 16 to pr...
03/01/2005
6725894Traction device
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 ...
04/27/2004
6675850Tire anti-skid apparatus and linking apparatus
A tire anti-skid apparatus has a plurality of non-metallic anti-skid members adapted to be arranged along a peripheral direction of a tire, the anti-skid members including: an anti-skid tread portion; and a plurality of connecting portions extending from ...
01/13/2004
6651713Easy on chains
A universal chain for wheels that is easy to install. It has a series of sections of chains to cover the tread of a tire as well as its inner and outer sidewalls. Each section comprises a number of transverse links caught by two lengths of chains placed r...
11/25/2003
6345653Snow chains for vehicles
A snow chain structure includes an inboard flexible cable having an end provided with a male connector and another end provided with a female connector engageable with the male connector, a plurality of outboard flexible cables each having a first end con...
02/12/2002
6341634Anti-skid chain
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 ...
01/29/2002
6325122Traction device for vehicle tire
A traction device, preferably formed of an elastomer material, has molded threads and is designed to encapsulate a tire of a vehicle. The traction device has a body with a pair of distal ends. At one of the ends a pair of metal hooks are pivotally mounted...
12/04/2001
6273159Wheel cover for preventing tire marks
An apparatus which is used to cover a tire in order to prevent the tire from leaving marks on an area the tire travels across. The apparatus uses an elongated flexible piece of material of sufficient length to cover the outside circumference of the tire. ...
08/14/2001
6230772Structure of an anti-skid device for vehicle tires
An anti-skid device for vehicle tires includes a plurality of flexible net treads connected together by linking rings each of the net treads being provided with a net pattern at an intermediate portion and two pairs of slant arms, an upper portion of each...
05/15/2001
6213421Tensioning device
In a clamping lock for antiskid chains with a housing supporting an actuating lever which has a catch position in which a clamping rope which can be pulled through a housing opening into the housing for purposes of clamping can be locked against its clamp...
04/10/2001
6092577Side holder of an antiskid chain
In an antiskid chain, a side holder has a closure for connecting the two free first and second ends of a shackle strand, each of which ends is provided with a thickened portion. The shackle strand can rest against the side of a vehicle tire and serves to ...
07/25/2000
6089291Self-tensioning device for snow chains
A self-tensioning device for snow chains (2) for vehicles includes an outer element (3) closable in a ring, suitable to be placed on the outer side of the wheel (1), an inner element closable in a ring, suitable to be placed on the inner side of the wheel...
07/18/2000
6085816Tire chain for dual wheel tires
A cable-type tire chain for the tires of dual wheels comprises a pair of side members and a plurality of cross members extending between and connected to the side members and supporting traction elements. The tire chain includes a center member that exten...
07/11/2000
6047754Device for mounting snow chains on tires
A device for mounting 3-railer snow chains having three runners on a set of double truck tires which are mounted on an outside wheel and an inside wheel. The device includes a non-elastic strap, a first wheel hook connected to a first end of the non-elast...
04/11/2000
6026876Tire traction enhancement system
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...
02/22/2000
5944083Fastening device for tire slip preventing apparatus
A tire slip preventing system for a vehicle includes a right tire anti-slip body, with a right tire fastening device cooperating therewith. A left tire anti-slip body is provided, with a left tire fastening device cooperating therewith. Each fastening dev...
08/31/1999
5896906Vehicle tire, anti-skid device
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 t...
04/27/1999
5540267Traction device for wheeled vehicles
A traction device for wheeled vehicles comprises a frame for securing to a wheel of a vehicle; a grip enclosure operably secured to the frame; a grip assembly radially slidably received within the grip enclosure; and an actuator secured to the frame for e...
07/30/1996
5318087Snow chain device for a motor vehicle tire
A snow chain for a motor vehicle tire which consists of a pair of side cables, a plurality of cross cables between the pair of side cables and connected to the side cables by connectors. Rotatably disposed grippers on the cross cables. Deformation of the ...
06/07/1994
5309968Tire chain and the method of mounting it
A tire chain has an inside annular body, and a contractile connector including an elastic body connected and fixed to the inside annular body, a first connecting member and a second connecting member which are movable along the elastic body and are connec...
05/10/1994
5236025Diagonal tire chains with side cable fasteners
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 whi...
08/17/1993
5167737Anti-skid device for automobile tires
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 bo...
12/01/1992
5082039Anti-skid chain for vehicle tires
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 lin...
01/21/1992
5076335Antiskid device having rotatable crossbands
Described herein is a crossband device to be mounted on a vehicle tire to prevent tire slips on snowy roads. The crossband device including an inner ring detachably fixable to the outer side of a wheel of the vehicle, an outer ring rotatably supported on ...
12/31/1991
4958415Connector for lateral cable of tire chains
Traction-enhancing tire chains with a lateral cable having a tension-applying connector for interconnecting the opposite ends of the lateral cable for attaching the tire chains to a tire. A clasp is attached to a pin slidably disposed in a cam slot define...
09/25/1990
4886100Traction device adapted to compensate for tire size variations resulting from inflation and road deflection
An anti-skid traction device adapted to being mounted on a driving wheel tire of a vehicle for obtaining greater traction on ice, snow or mud. The device comprises a set of sturdy, rigid, hooks on the outer ends, which fit over and around a tire, across t...
12/12/1989
4825923Traction cable
A traction cable is provided for use on a vehicle tire to increase traction in snow and ice. The traction cable comprises a pair of elongated flexible side members having first and second ends, a plurality of flexible cross members interconnecting the sid...
05/02/1989
4773460Traction enhancing device
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 f...
09/27/1988
4730655Tire chain device for automobiles travelling on snow-covered terrain
This invention relates to a tire chain device for automobiles travelling on snow-covered terrain and, in particular, to one having two steel hoops connected by a plurality short lengths of chains, a plurality of plastic tubes enclosing the steel hoops, tw...
03/15/1988
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