Class 152/217 - Tighteners

Subclass of Class 152 - Resilient tires and wheels
Definition: The anti-skid device is secured in place by means including
No. of patents: 39
Last issue date: 04/24/2012

Number	Title	Issue Date
8162016	Modular tire chain apparatus The modular tire chain apparatus provides for ease of installation due to connecting modules that allow a user to assemble the apparatus on a tire and wheel with greater ease than having to struggle with a continuous tire chain. A further advantage of the modules is...	04/24/2012
7398806	Easy mount tire chains Configurations and mounting procedures for vehicle tire chains, which enable easier mounting of the chain upon the wheel, including performing the complete installation in one stop of the vehicle, while providing strong stabilization against random high operating fo...	07/15/2008
7363952	Non-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
7350719	Vehicle traction device An inventive traction device is provided for extricating mired vehicles from mud, snow or sand. The device is comprised of modules linked together to create a track upon which a mired vehicle drives over. The individual modules each have four walls forming a trough ...	04/01/2008
7174933	Easy 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
7096906	Tire chain attachment apparatus and method 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 t...	08/29/2006
7066227	Self-tensioning tire cable chain system A tire cable chain system is disclosed. The tire cable chain system includes a continuous and unbroken outboard annular holder; a tensioning cable adapted to form at least one tensioning cross member and a continuous and unbroken inboard annular holder disposed in p...	06/27/2006
7036542	Nonskid device for the wheels of vehicles 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 ...	05/02/2006
7007572	Tire 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
6915825	Self-tensioning tire cable chain system A tire cable chain system is disclosed. The tire cable chain system includes a continuous and unbroken outboard annular holder; a tensioning cable adapted to form at least one tensioning cross member and a continuous and unbroken inboard annular holder disposed in p...	07/12/2005
6837286	Removable device of traction adapted for any motorized vehicles A removable device for any motor vehicle of which is capable of increasing traction when the drive wheels are trapped in snow, ice or mud. The removable traction device includes a pair of chains being interconnected over the tread surface of a tire and attach...	01/04/2005
6725894	Traction 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
6708746	Emergency traction apparatus for vehicle tires Traction enhancing apparatus for a vehicle wheel includes a strap securable to a wheel and a sleeve disposed on the strap. The sleeve includes friction enhancing elements extending the full length of the sleeve and the strap includes cooperating locking elements at ...	03/23/2004
6598635	Apparatus for installing tire chains A method and apparatus for installing tire chains including a support and a spool rotatably mounted to the support for rotation about a rotational axis. The support is attached to a vehicle. A tire chain is provided having a first end and a second end. Th...	07/29/2003
6539995	Releasing device for snow chains A releasing device for snow chains comprising an inner side portion (2) closable as a ring, suitable to be placed on an inner part of a tire (3), an outer side portion (4) suitable to be placed on an outer part of the tire (3), said portions being joined ...	04/01/2003
6530406	Chain tightening apparatus and method of using the same Apparatus for tightening chains that are installed on a tire, as well as methods for using such apparatus is disclosed. The chain-tightening apparatus provides a mechanism for uniformly tightening the chains, as well as maintaining a constant uniform tens...	03/11/2003
6446690	Antislipping device 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 (...	09/10/2002
6439281	Wheelchair tire cover A removable cover for a wheelchair tire. The cover is used to protect against the spread of contamination by the wheelchair tire. The cover may be formed of an elastic material or may have bands of elastic material attached along opposed edges to facilita...	08/27/2002
6415838	Anti-skid device 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...	07/09/2002
6341634	Anti-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
5779827	Tire traction apparatus A tire traction improvement apparatus is provided for installation on a wheel-mounted vehicle tire and includes a base assembly which includes a base plate. A fulcrum post projects from the base plate a predetermined distance from the base plate. A pair o...	07/14/1998
5707464	Easy installing tire chains In the several embodiments, a 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 t...	01/13/1998
5569340	Traction device A traction device for a tire for a driven wheel of a vehicle includes a base for resting circumferentially upon the tread of a tire. The device includes an adjustable clamp assembly extending across the base longitudinally and includes a front and a rear ...	10/29/1996
4922982	Anti-skid device for wheels An anti-skid device for a vehicle wheel is provided comprising an axial part having a plurality of arms extending therefrom which are attached to an anti-skid assembly, such as a snow chain arrangement. The axial part includes a securing device which rota...	05/08/1990
4872496	Readily installed tire cleats with improved fastening means An anti-skid device for ready application to a vehicle wheel, that is entirely installable from the outer or hub side of the wheel. A primary embodiment of my device comprises at least three curved cleats, each having an inner surface and an outer surface...	10/10/1989
4836258	Attachment apparatus for a tire mat In order to attach a tire mat to the circumference of a tired wheel, a front flexible elongate member is slidingly passed through attachment fittings on the mat spaced around the periphery of the front side of the wheel, and a rear flexible elongate membe...	06/06/1989
4648434	Antiskid device for motor vehicle tires Antiskid device for motor vehicle tires with an inner fastening or mounting engaging with the inside of the tire and with an inner fastening or mounting for chain strand portions extending over the tire tread, in which in the fitted state, the inner faste...	03/10/1987
4598749	Vehicle tire with traction means A vehicle tire with traction-improving devices, wherein the basic tire has a plurality of uniformly spaced apart cross grooves running essentially from sidewall to sidewall. Each groove is fitted with an inflatable bag or bladder which, when uninflated, r...	07/08/1986
4588010	Anti-skid device for motor vehicle tires An anti-skid device for motor vehicle tires is provided including front and rear holding devices, which lie against the inside and outside of the tire when the chain is mounted, and between which chain strand sections extend over the running surface of th...	05/13/1986
4542779	Tire chain 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 ...	09/24/1985
4508150	Retractable traction intensifying means for agricultural tractors and the like A lightweight device for obtaining improved traction efficiency of rubber tired vehicles without adding ballast weight. The device has high-strength, thin-gauged traction intensifying means secured to a driving tire, providing higher drawbar pull at highe...	04/02/1985
4416319	Closure for tire chains 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 orifi...	11/22/1983
4388754	Skid protection device for wheels The present invention relates to a skid protections device (3) for wheels preferably snow chains for vehicle wheels. In order to permit quick and simple assembly of snow chains on vehicle wheels the device according to the invention comprises a power aggr...	06/21/1983
4162697	Removable antiskid device on a vehicle wheel, in particular, an automobile wheel Two parts are used each of which grips a respective, opposite wheel segment, much in the manner of a cowl. Each part includes a straight strip which lies against the outside of the wheel and a shorter straight strip which lies against the inside of the wh...	07/31/1979
4155391	Tire traction device A traction device having a pair of cleats that mount on the periphery of an automobile tire to provide temporary traction on ice, deep snow, mud and other adverse conditions for on and off the road travel. The cleats are each rigidly mounted to a pair of ...	05/22/1979
4142808	Tire chain tensioning device A tensioning device for a tire chain, which comprises a first link member adapted to receive a chain link, a second link member adapted to receive another chain link, and an intermediate member, e.g. in the form of a tubular member, which is connected to ...	03/06/1979
4130155	Self tightening connector for non-skid tire chains This connector comprises a bar shaped frame part and a U-shaped frame part that fits over and is slidable relatively one to another on the bar shaped parts. One frame part has in it a slot that extends lengthwise therein and has ratchet teeth that extend ...	12/19/1978
4036273	Traction augmenting road grips Traction augmenting ribs are formed of a semi-rigid material particularly well-suited for placement around a vehicle tire or the like. Each rib is formed of a pair of side arms and an interconnecting central portion which are arranged in a generally U-sha...	07/19/1977
3970132	Tire chain assembly 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...	07/20/1976

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Class 152/217 - Tighteners