| Patents for B62D 61 - Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern (3,749) |
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| 12/27/1991 | EP0462423A1 Device for lifting or lowering of at least one axle of a utility vehicle with compressed air |
| 12/24/1991 | US5074372 Knock down motorized three-wheeled vehicle |
| 11/27/1991 | CN2089421U 汽车安全轮装置 Car safety wheel device |
| 11/23/1991 | CA2017222A1 360 degree one wheel swivel base platform trailer |
| 11/19/1991 | US5066030 Cushioned wheel assembly for a sprayer |
| 11/07/1991 | CA2016228A1 Vehicle axle control system |
| 10/22/1991 | US5059083 Camelback pallet trailer |
| 10/22/1991 | US5058917 Two-stage retractable suspension |
| 10/22/1991 | US5058916 Apparatus for providing additional lift in a retractable suspension |
| 10/16/1991 | CN2086703U Tractor with changeable wheel |
| 10/09/1991 | EP0450942A2 Locking mechanism on a vehicle |
| 10/03/1991 | WO1991014610A1 A device in vehicles |
| 10/02/1991 | EP0449341A1 Two-module, amphibious, fixed or variable track motor vehicle with two or more axles |
| 10/01/1991 | US5052713 Vehicle suspension safety system |
| 09/24/1991 | US5050897 Arrangement for a closeable cargo holder of the container type |
| 09/18/1991 | EP0446709A2 Vehicle axle suspension |
| 09/17/1991 | CA1289153C Stacked airbag wheeled vehicle suspension system |
| 09/11/1991 | EP0445171A1 A wheelchair with a six-wheel chassis. |
| 08/28/1991 | EP0443762A2 Radial tyre |
| 08/22/1991 | DE4005356A1 Multi-chassis vehicles - has drives to at least two wheels at each chassis to overcome obstacles |
| 08/07/1991 | EP0440571A1 Unitary handling unit for the rear axle of a road vehicle or a trailer |
| 08/07/1991 | EP0439914A1 Transportable temporary accommodation units |
| 08/06/1991 | US5036938 Disassemblable riding scooter |
| 08/06/1991 | CA1287305C Utility hauling vehicle having four wheel drive |
| 07/27/1991 | CA2034973A1 High lift tag axle for trucks |
| 07/10/1991 | EP0435891A1 Improved three-wheeler for tourist, sporting use in general |
| 07/09/1991 | US5029895 Outrigger-mounted axle assembly |
| 06/14/1991 | CA2032243A1 Suspension assembly |
| 06/12/1991 | EP0431673A1 Axle lifting device for a vehicle with gas spring system |
| 05/28/1991 | US5018756 Control for self steering suspension assembly |
| 05/28/1991 | US5018593 High lift tag axle for trucks |
| 05/22/1991 | CN2077407U Hydraulic lifter for tyre |
| 05/21/1991 | CA2027954A1 Vehicle |
| 05/14/1991 | US5015004 Elevating, reversible self-steering suspension system |
| 05/08/1991 | EP0426068A2 Method of fitting pneumatic tires |
| 05/02/1991 | WO1991005676A1 Retractable suspension |
| 05/01/1991 | CN2076061U Minicar with two front wheels and one rear wheel |
| 04/30/1991 | US5010973 Vehicle |
| 04/18/1991 | DE3934499A1 Transporter for prefab buildings - has wheel axles which are pulled against suspension towards chassis by tensioners fixed to axles |
| 04/09/1991 | US5005851 Truck mounted jeep having adjustable axle and loading capacity |
| 03/27/1991 | EP0419316A1 Camelback pallet trailer |
| 03/21/1991 | WO1991003222A1 Transport apparatus |
| 03/20/1991 | CA2025064A1 Camelback pallet trailer |
| 03/13/1991 | EP0416310A1 Liftable turn axle unit |
| 02/28/1991 | DE3928272A1 Hydraulic control circuit for tractor mounted machinery - has control valve to product main equipment from peak pressures |
| 02/19/1991 | US4993912 Stair climbing robot |
| 02/19/1991 | US4993695 Flexible strut assembly |
| 02/07/1991 | WO1991001241A1 Improvements relating to vehicles |
| 02/06/1991 | EP0411352A1 Starting aid for air suspended multiple axled vehicles with liftable additional axle |
| 01/22/1991 | US4986387 Fork-lift truck having three drive wheels with third wheel steerable |
| 01/15/1991 | CA1279084C Device for changing over a vehicle provided with wheels to a caterpillar vehicle |
| 01/10/1991 | WO1991000209A1 Lightweight electromobile |
| 12/27/1990 | EP0404508A2 Load enhancer for dump trucks |
| 12/27/1990 | EP0403772A2 Device for obtaining a load signal from a mechanically sprung and driven axle of running gear comprising a lift-axle |
| 12/27/1990 | EP0403771A2 Device for obtaining a load signal from a mechanically sprung and driven axle of running gear comprising a lift-axle |
| 12/27/1990 | EP0403770A2 Device for obtaining a load signal from a mechanically sprung and driven axle of running gear comprising a lift-axle |
| 12/23/1990 | CA2019597A1 Load enhancer for dump trucks |
| 12/04/1990 | US4974693 Powered three wheeled golf cart |
| 11/29/1990 | WO1990014247A1 Apparatus connectable to a trailer |
| 11/20/1990 | US4971170 Center drive automobile |
| 11/15/1990 | WO1990013468A1 Air suspension system with load controlled liftable axle |
| 11/13/1990 | US4969530 All-terrain vehicle |
| 11/13/1990 | CA1276202C Liftable axle with load control |
| 10/30/1990 | US4966244 Vehicle having plural axles and drive system therefor |
| 10/23/1990 | US4964480 All-terrain vehicle |
| 10/17/1990 | EP0392380A1 Trailing axle lifting device for a twin axle bogie of an utilitarian vehicle |
| 10/10/1990 | EP0390823A1 Axle assembly of a device movable on ground or a corresponding base, such as a vehicle, particularly an off-the-road vehicle |
| 10/10/1990 | EP0390792A1 Improvements in load-carrying vehicles |
| 09/25/1990 | US4958978 Vehicle for transporting a removable container |
| 09/25/1990 | CA2026127A1 Centre drive automobile |
| 09/19/1990 | EP0387345A1 Urban motor vehicle for towing a delivery trailer. |
| 09/18/1990 | CA1274183A1 Forwarder |
| 09/14/1990 | WO1990010568A1 Diassemblable riding scooter |
| 09/14/1990 | CA2048615A1 Diassemblable riding scooter |
| 09/11/1990 | US4955451 Utility vehicle |
| 08/15/1990 | CN1044623A Assembled vehicle wheel |
| 08/14/1990 | US4948167 All-terrain vehicle |
| 08/14/1990 | US4947955 Personal vehicle having a take-apart frame |
| 07/31/1990 | US4944526 Air suspension system with load controlled liftable axle |
| 07/31/1990 | US4944360 Platform oriented transportation vehicle |
| 07/17/1990 | US4941676 All-terrain vehicle |
| 07/17/1990 | US4941671 Four-wheel steerable vehicle having a fore/aft sliding link |
| 07/17/1990 | US4941539 All-terrain vehicle |
| 07/17/1990 | CA1271640A1 Grass cutting machine |
| 07/10/1990 | US4940287 Load enhancer for dump trucks |
| 07/04/1990 | EP0376834A1 Device for raising an axle of an industrial vehicle |
| 06/14/1990 | WO1990006097A1 A wheelchair with a six-wheel chassis |
| 06/13/1990 | EP0372197A1 Device for the acquisition of an axle load signal |
| 06/12/1990 | US4932491 Rough terrain vehicle |
| 06/06/1990 | EP0371050A1 Arrangement for a closeable cargo holder of the container type. |
| 05/01/1990 | US4921262 Carriages incorporating vertically adjustable wheel assemblies |
| 04/24/1990 | US4919225 Platform oriented transportation vehicle |
| 04/11/1990 | EP0253848B1 Forwarder |
| 04/05/1990 | WO1990003299A1 Urban motor vehicle for towing a delivery trailer |
| 04/05/1990 | WO1990003298A1 Improved three-wheeler for tourist, sporting use in general |
| 04/04/1990 | EP0361041A2 Axle with pneumatic suspension |
| 04/03/1990 | US4913253 Motor driven tug vehicle |
| 03/20/1990 | US4909525 Convertible personal vehicle having a take-apart frame |
| 02/06/1990 | US4898508 Low slung small vehicle |
| 02/06/1990 | CA1265550A1 Axle lift mechanism |