| Patents for B60D 1 - Traction couplings; Hitches; Draw-gear; Towing devices (10,574) | 
|---|
| 08/11/1992 | US5137297 Trailerable structure with retractable towing hardware | 
| 08/06/1992 | WO1992012867A1 A coupling device and a method for converting a ball hitch to a different hitch type | 
| 08/05/1992 | EP0497500A1 Tow bar for a trailer | 
| 08/05/1992 | EP0496990A1 Garbage collection arrangement | 
| 08/04/1992 | US5135247 Reversible trailer hitch | 
| 07/28/1992 | US5133572 Trailer hitch | 
| 07/23/1992 | DE4101679A1 Vehicle tow rope tensioning unit - incorporates spiral sprig to which rope is attached | 
| 07/21/1992 | US5131796 Security fastener for threaded objects | 
| 07/15/1992 | CN2109961U Combined motor-driven vehicle tractor pull rod | 
| 07/14/1992 | US5129828 Rewind trailer light connector | 
| 07/14/1992 | US5129667 Aircraft tow connector | 
| 07/14/1992 | CA1305198C Baggage cart and method | 
| 07/07/1992 | US5127219 Safety chain and latchable hook therefor | 
| 07/05/1992 | CA2033624A1 Automatic self-aligning trailer hitch | 
| 07/01/1992 | EP0492035A1 Hitch coupling, specially for motor vehicles | 
| 06/30/1992 | US5125679 Truck-trailer connection with means to assist coupling/uncoupling | 
| 06/25/1992 | DE4041838A1 Detachable bolt esp. for use between vehicle and trailer - has head with radial hole in and shank with clamping sleeve | 
| 06/25/1992 | DE4041280A1 Radio remote control appts. for agricultural cultivator towed by tractor - has remote control transmitter in tractor and receivers installed in cultivator devices for reception of control signals | 
| 06/24/1992 | EP0491241A1 Vehicle hitch assembly, including a detachable towing hook | 
| 06/23/1992 | CA1304104C Tow hitch system | 
| 06/17/1992 | EP0490267A1 Measuring device for determining draft loads | 
| 06/17/1992 | EP0490019A1 Trailer coupling | 
| 06/17/1992 | DE4133609A1 Towing hitch for lorry - incorporates lever which turns and slides round-section pin | 
| 06/17/1992 | DE4039900A1 Rotary joint between two parts of trailer vehicle train - makes use of piston-cylinder units to control rotation of joint | 
| 06/02/1992 | CA1302333C Conveyor system | 
| 05/27/1992 | DE4135546A1 Circuit arrangement for towing trailer - supplies additional current to tractor direction indicator lamps after detection of failure of corresp. trailer lamp | 
| 05/27/1992 | DE4133610A1 Trailer coupling for goods vehicle - makes use of lever mechanism to engage coupling bolt | 
| 05/26/1992 | US5116072 Ball hitch with rotatable ball | 
| 05/26/1992 | US5115926 Coupler member retention in a railway vehicle | 
| 05/26/1992 | US5115572 Trailer hitch guide | 
| 05/19/1992 | US5114170 Trailer coupling guide | 
| 05/19/1992 | US5113588 Isomorphic trailer hitch alignment guide device | 
| 05/14/1992 | WO1992007727A1 Trailer coupling with friction damper | 
| 05/14/1992 | DE4035636A1 Box-shaped mobile home and trailer - forms combination providing connecting doors between two units | 
| 05/13/1992 | EP0485296A1 Towing system between tractor and semi-mounted trailer | 
| 05/12/1992 | US5112075 Vehicular towing system | 
| 05/12/1992 | US5112074 Tow bar assembly | 
| 05/12/1992 | CA1300557C Wheelchair lift | 
| 05/06/1992 | EP0483926A1 Trailer coupling with friction damper | 
| 05/06/1992 | EP0483650A1 Circuit arrangement for a towing vehicle | 
| 05/06/1992 | EP0483649A2 Connector for the electrical connextion of motor vehicle trailers | 
| 05/05/1992 | US5111342 Hitch-viewing mirror assembly emplying suction cups and tip rests for use on towing vehicle | 
| 05/05/1992 | US5110147 Highly stable, continuously adjustable trash can transporter | 
| 05/05/1992 | US5109940 Automated guided vehicle top disposed towing apparatus | 
| 05/05/1992 | US5109931 Tractor drawbar hitch | 
| 04/30/1992 | DE4034201A1 Plug socket for car trailer electrical coupling - has radial projections around inside of guide cylinder bayonet lock for inserted plug | 
| 04/30/1992 | DE4034002A1 Method of damping movements in joint between two vehicles - involves using gear wheel attached to cylinder unit | 
| 04/28/1992 | US5108123 Vehicle docking device using sensor matrix | 
| 04/22/1992 | EP0481765A2 Ball hitch assembly | 
| 04/21/1992 | US5106114 Multiple rear bumper hitch apparatus | 
| 04/21/1992 | CA1299214C Lift unit for weight distributing trailer hitch | 
| 04/18/1992 | CA2053660A1 Ball hitch assembly | 
| 04/14/1992 | US5104138 Trailer hitch assembly with readily removable trailer hitch | 
| 04/09/1992 | DE4132889A1 Coupling for tractor and ancillary units - has guides in bushes followed by drive coupling engagement | 
| 04/07/1992 | US5102156 Universally adjustable trailer hitch | 
| 04/02/1992 | WO1992005040A1 Improved tow bar assembly | 
| 03/25/1992 | CA2052021A1 Trailer security device and method | 
| 03/24/1992 | US5097609 Portable draft bar | 
| 03/19/1992 | DE4029363A1 Quick action coupling for implements on tractors - has suspended swing beam asclosing element | 
| 03/12/1992 | CA2025023A1 Trailer hitch anti-theft device | 
| 03/11/1992 | EP0473586A1 A coupling device for a motor vehicle | 
| 03/10/1992 | US5094469 Trailer hitch device for motor vehicles | 
| 03/10/1992 | US5094423 Trailer security device and method | 
| 03/10/1992 | CA1297006C Compositions and methods employing the same for the treatment of viral and cancerous skin lesions and the like | 
| 03/05/1992 | WO1992003303A1 Vehicle alignment assistance device | 
| 03/04/1992 | EP0328557B1 Hitch assembly and method | 
| 03/03/1992 | CA1296705C Trailer jack using full sized spare tire | 
| 03/01/1992 | WO1992004205A1 Vehicle | 
| 03/01/1992 | CA2090726A1 Vehicle | 
| 02/20/1992 | WO1992002381A1 Vehicle | 
| 02/18/1992 | US5088754 Side folding front tow bar | 
| 02/18/1992 | US5088753 Three-point hitch which is convertible to a ball hitch | 
| 02/18/1992 | CA1295870C Automatically coupling fluid connector for a hitch | 
| 02/18/1992 | CA1295869C Implement structure for facilitating easy mounting to and disconnection from a lawn and garden tractor | 
| 02/11/1992 | US5087064 Anti-theft and safety device for a ball and socket trailer hitch | 
| 02/11/1992 | US5087063 Retractable trailer tongue support jack | 
| 02/11/1992 | CA1295603C Device for maneuvering of trailers | 
| 02/04/1992 | US5085452 Interchangeable towing ball assembly | 
| 02/04/1992 | US5085408 Trailer connecting guide | 
| 01/29/1992 | CN2094467U Protective belt | 
| 01/28/1992 | US5083808 Towing tractor | 
| 01/22/1992 | EP0467195A1 Removable trailer coupling | 
| 01/22/1992 | CN2093782U Traction coupling for trailers | 
| 01/21/1992 | US5082307 Mini boat/camping trailer | 
| 01/14/1992 | US5080594 Pigtail connector with light | 
| 01/14/1992 | US5080386 Self-aligning and self-connecting trailer hitch | 
| 01/14/1992 | CA1294301C Articulated truck/trailer combination | 
| 01/09/1992 | DE4019804A1 Ball coupling for trailer towed by car - incorporates release mechanism operated by a crank drive | 
| 01/08/1992 | EP0464260A1 Trailer hitch for vehicles | 
| 12/31/1991 | US5076369 Length-adjustable upper steering arm for a three-point coupling device | 
| 12/27/1991 | EP0462343A2 Vehicle to implement coupling system | 
| 12/19/1991 | DE4018751A1 Drawbar for agricultural trailer - incorporates arrangement of bolt and damping elements | 
| 12/18/1991 | EP0461323A1 Heavy trailer coupling for two wheel vehicles | 
| 12/17/1991 | US5072964 Trailer coupler safety cable device | 
| 12/17/1991 | US5072962 Front/rear mounted portable load-bearing winch | 
| 12/11/1991 | EP0461056A1 Agricultural machine comprising two elements connected by a protected joint | 
| 12/11/1991 | CN2090340U Pitman type automatic vehicle connecting device | 
| 12/10/1991 | US5071153 Vehicle tow bar | 
| 12/03/1991 | US5069631 Electrical breakaway conductor | 
| 12/03/1991 | CA1292760C Unmanned articulated vehicle |