| Patents for B60B 15 - Wheels or wheel attachments designed for increasing traction (853) |
|---|
| 07/20/1994 | CN2172218Y 框架轮 Frame Round |
| 06/08/1994 | EP0600265A1 A pneumatic agricultural tire |
| 05/18/1994 | CN2165020Y Wheel trapped vehicle extricator |
| 05/17/1994 | US5312164 Vehicle propelling member and assembly |
| 03/31/1994 | DE4328044A1 Variable rim system for vehicle tyre - uses control rods to move profile sections between outer and inner positions. |
| 02/01/1994 | CA2069969C Tractor hub with detachable wheel weights |
| 02/01/1994 | CA1326694C Ground engaging surface for endless tracks and wheels |
| 12/22/1993 | CN2150083Y Anti-skid stuck-proof telescopic driving wheel |
| 12/09/1993 | WO1993024338A1 Support part of a vehicle, its functioning method and vehicle incorporating it |
| 12/09/1993 | CA2136965A1 Support part of a transportation means, its functioning method and transportation means incorporating it |
| 10/28/1993 | DE4217275A1 Slide protection system for vehicle wheel - uses split tube container as wheel arch guide for tyre chain |
| 09/15/1993 | CN2141961Y Efficient complete set of two-wheel motor plough for paddy and dry field |
| 08/05/1993 | WO1993014944A1 Improvements in or relating to wheels |
| 07/13/1993 | US5226690 Wheel for irrigation system |
| 02/17/1993 | EP0527697A1 Auxiliary wheel for motor vehicles |
| 12/16/1992 | EP0518173A2 Vehicle with wheel weights |
| 12/01/1992 | US5167439 Wheel and brake system |
| 10/21/1992 | CN2119346U Walking wheel for dry land or paddy field |
| 10/13/1992 | US5154490 Ground engaging surface for endless tracks and wheels |
| 09/09/1992 | CN2115244U Motor vehicle wheel for desert |
| 08/12/1992 | CN2112531U Anti-slip, anti-compact cultivator wheel |
| 05/26/1992 | US5116106 Tractor hub with detachable wheel weights |
| 05/26/1992 | CA1301609C Tire crampon |
| 05/26/1992 | CA1301608C Anti-skid device, particularly for motor vehicles with pneumatic tyres on ice and snow surfaces, as well as an adaptor for screwheads and the like |
| 05/13/1992 | EP0484602A1 Pneumatic tyre wheel with pivotable ground pads |
| 01/07/1992 | US5078454 Wheel or endless track |
| 11/06/1991 | EP0454951A1 Device for driving a roll |
| 09/13/1991 | WO1991013772A1 Vehicle propelling member and assembly |
| 09/13/1991 | CA2082312A1 Vehicle propelling member and assembly |
| 09/10/1991 | US5046785 Traction wheel for center pivots and the like |
| 07/17/1991 | EP0425543A4 Wheel or endless track |
| 07/10/1991 | CN1013090B Ground engaging surface for endless tracks and wheels |
| 07/09/1991 | US5029945 Vehicular traction wheel |
| 06/11/1991 | US5022711 Auxiliary tractor wheel for increased traction |
| 05/08/1991 | EP0425543A1 Wheel or endless track. |
| 04/02/1991 | US5004030 Pneumatic tire with pivotable ground pads |
| 03/30/1991 | CA2026615A1 Traction wheel for center pivots and the like |
| 03/19/1991 | US5000518 Tire sidewall augmentation device |
| 01/23/1991 | CN2069805U General travelling unit for single wheel driven tillage machine |
| 12/19/1990 | CN2067656U Three-wheel driven walking mechanism of amphibious tilling and leveling machine for tilling dry land |
| 12/12/1990 | EP0402327A1 Safety device for wheels with tyres |
| 11/28/1990 | CN2066398U Water or dryland double-purpose ploughing, levelling machine |
| 10/17/1990 | EP0392178A1 Hub extension for vehicle drive axles |
| 10/17/1990 | CN2063892U Tool for saving sunk automobile |
| 09/05/1990 | CN1009445B Anti-skid device for motor vehicles with special connector |
| 05/02/1990 | EP0365581A1 Improvements relating to wheel attachments |
| 04/04/1990 | CN1040956A Wheel or endless track |
| 03/20/1990 | US4909576 Antiskid device for motor vehicles |
| 03/06/1990 | US4906052 Tire crampon |
| 03/06/1990 | US4906051 Easily activated and deactivated traction device for vehicles |
| 02/27/1990 | US4903746 Adaptor disk for attaching an anti-skid device to a wheel disk or rim |
| 02/14/1990 | CN2052727U Driving wheel for overstep the raised path through field in case of farm machinery tillage |
| 02/08/1990 | WO1990000983A1 Wheel or endless track |
| 12/13/1989 | EP0345278A1 Ground engaging surface for endless tracks and wheels. |
| 12/05/1989 | US4884933 Adaptor for screwheads and the like |
| 11/28/1989 | US4883104 Studded tire apparatus |
| 11/15/1989 | CN2047478U Soil-working implement usable either as plough or as wheel |
| 11/07/1989 | EP0345278A4 Ground engaging surface for endless tracks and wheels. |
| 08/29/1989 | US4860465 Snow grooming vehicle and attachments |
| 08/15/1989 | CA1258479A1 High performance drive tire arrangement for agricultural tractors and the like |
| 08/08/1989 | US4854357 Wheel accessory for additional traction |
| 08/01/1989 | US4852948 Traction device |
| 07/20/1989 | DE3800436A1 Method and device for freeing vehicles which have become stuck |
| 06/14/1989 | CN2039267U Device for resisting idle and skid of one-sided wheel of automotive vehicle |
| 05/17/1989 | EP0315654A1 Anti-skid device for wheels fitted with tyres |
| 05/17/1989 | CN2037686U Skidproof self-aiding device for walking tractor |
| 03/28/1989 | US4815223 Snow grooming vehicle and attachments |
| 03/07/1989 | CA1250867A1 Axle weight for motor vehicles |
| 01/12/1989 | WO1989000112A1 Improvements relating to wheel attachments |
| 12/14/1988 | CN88201437U Automobile skid-proof apparatus |
| 11/30/1988 | EP0292491A1 Improvements relating to vehicle wheels |
| 11/22/1988 | US4786113 Farm equipment stabilizer disc |
| 11/09/1988 | CN88201687U Self-aid cushion for automobile |
| 10/20/1988 | DE3811794A1 Anti-slip device for motor vehicles |
| 10/12/1988 | EP0285903A1 Antiskid device for a vehicle wheel |
| 09/29/1988 | DE3700838A1 Devices for increasing the grip and the steering stability of wheels on motor vehicles |
| 09/07/1988 | WO1988006536A1 Anti-skid device for wheels fitted with tyres |
| 09/07/1988 | CN88101080A Ground engaging surface for endless tracks and wheels |
| 08/31/1988 | CN87215361U Specialized dry-land farming wheels for walking tractor |
| 08/11/1988 | WO1988005729A1 Ground engaging surface for endless tracks and wheels |
| 07/26/1988 | US4759638 Wheel with pivotable ground pads |
| 07/06/1988 | EP0273035A1 Juxtaposable, expansible and anti-skidding wheels adaptable to all conditions, included amphibious |
| 01/07/1988 | EP0251148A2 Antiskid device for motor vehicles |
| 12/05/1987 | CN86209539U Automobile self pull-out device from mud |
| 12/03/1987 | DE3618441A1 Track-holding means for motor-vehicle tyres |
| 11/18/1987 | CN86205180U Floating driving equipment of vehicle |
| 10/13/1987 | CA1228100A1 Non-skid device, particularly for pneumatically tyred vehicle wheels on ice and snow |
| 10/08/1987 | WO1987005866A1 Juxtaposable, expansible and anti-skidding wheels adaptable to all conditions, included amphibious |
| 10/07/1987 | EP0239748A2 Device for improving the driving conditions of vehicles on especially slippery or snowy roads |
| 10/07/1987 | CN87101891A Improvements relating to vehicle wheels |
| 09/30/1987 | CN87203016U Nonskid board for automobiles |
| 09/30/1987 | CN86106974A Anti-skid device, particularly for motor vehicles with pneumatic tyres on ice and snow surfaces, as well as adaptor for screwheads and like |
| 09/22/1987 | US4694872 High performance drive tire arrangement for agricultural tractors |
| 09/09/1987 | EP0236041A2 Spike device for vehicles and control mechanism thereof |
| 08/25/1987 | US4688823 Axle weight for motor vehicles |
| 08/19/1987 | CN86209459U High tooth narrow gear ring anti-skid moving wheel |
| 08/13/1987 | WO1987004668A1 Improvements relating to vehicle wheels |
| 08/12/1987 | EP0231359A1 High performance drive tire arrangement for agricultural tractors and the like |
| 08/11/1987 | US4685743 Wheel anti-skid attachment |
| 06/03/1987 | CN86106930A Device for releasing wheel motor vehicle |