| Patents for B60D 1 - Traction couplings; Hitches; Draw-gear; Towing devices (10,574) |
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| 11/28/1991 | DE4115812A1 Towing device attachment on vehicle - has mounting bracket weak in bending at point of attachment to vehicle, allowing designed crash deformation of chassis |
| 11/28/1991 | DE4017083A1 Hitching device for ball coupling on vehicle - has automatic interlocking device in cassette mounted in hitch recess |
| 11/26/1991 | US5067746 Anti-theft trailer jack and method of using same |
| 11/26/1991 | US5067742 Quick hitch assembly for coupling a vehicle and trailer |
| 11/26/1991 | US5067692 Swivel jack for a trailer tongue |
| 11/26/1991 | CA1292383C Tractor hitch with improved mounting means |
| 11/21/1991 | EP0457249A2 Trailer coupling key word: securing device with mechanical play |
| 11/21/1991 | EP0456985A2 Interchangeable trailer coupling device for tractors |
| 11/21/1991 | DE4015473A1 Automotive trailer hitch - has detachable locking member on drawbar and clear of clamping nut |
| 11/12/1991 | US5063759 Security device for a trailer hitch or similar article |
| 11/07/1991 | DE4014312A1 Trailer coupling connector to vehicle part - contains pressure sensor measuring pressure of incompressible fluid between force transfer surfaces |
| 11/06/1991 | EP0455251A2 Dismountable trailer coupling device |
| 10/29/1991 | US5060965 Trailer coupling with force sensing means |
| 10/24/1991 | DE4023275A1 Schutzkappe fuer eine kupplungskugel einer anhaengerkupplung Protective cap for a coupling ball of a trailer hitch |
| 10/22/1991 | US5058915 Trailer hitch |
| 10/18/1991 | WO1991016211A1 Protective cap for a ball-hitch of a trailer coupling |
| 10/18/1991 | CA2080826A1 Protective cap for a ball-hitch of a trailer coupling |
| 10/17/1991 | WO1991015374A1 Arrangement on a vehicle |
| 10/15/1991 | CA1290778C Locking mechanism for trailer coupling |
| 10/12/1991 | CA2014456A1 Device for hooking onto a vehicle by one of its wheels for the purposes of towing |
| 10/09/1991 | EP0450242A1 Traction coupling device for a vehicle |
| 10/08/1991 | US5054806 Dual function vehicle tow hook |
| 10/02/1991 | EP0449341A1 Two-module, amphibious, fixed or variable track motor vehicle with two or more axles |
| 09/24/1991 | US5050901 Two-way shock proof and shock absorbing towing coupling |
| 09/24/1991 | US5050684 Coupling hook |
| 09/24/1991 | CA1289602C Wide track vehicle |
| 09/24/1991 | CA1289601C Obstacle surmounting aid for tracked vehicle |
| 09/19/1991 | DE4008467A1 Connection point ŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸŸ securing vehicle - uses ring-shaped anchor arm to engage underbody eye |
| 09/19/1991 | DE4007233C1 Coupling for tractor with rear take-off shaft - has leverage on tractor side, bridging take-off shaft, and joined to actuator |
| 09/18/1991 | EP0446598A1 Towing coupling, in particular for tractor or similar vehicles with rear power take off |
| 09/18/1991 | EP0446498A2 Protection of the coupling between a motor vehicle and a trailer |
| 09/17/1991 | US5048854 Pivoting quick-connect hitch system |
| 09/17/1991 | CA1289161C Short hitch with variable geometry for trailers |
| 09/17/1991 | CA1289160C Short hetch with variable geometry |
| 09/11/1991 | EP0445717A1 Equipment to locate a protective cover |
| 09/04/1991 | EP0444349A1 Cleaning device for pins and pin sockets |
| 09/04/1991 | CN2084129U Gearing for traction of tractor |
| 09/03/1991 | USRE33681 Apparatus for mounting a trailer hitch on a vehicle |
| 09/03/1991 | US5044652 Multi-balled rotatable trailer hitch |
| 08/27/1991 | US5042586 Tractor draft force sensor |
| 08/21/1991 | CN2083121U Self-draw gear of walking tractor |
| 08/20/1991 | US5040817 Trailer hitch assembly |
| 08/20/1991 | US5040816 Trailer |
| 08/20/1991 | US5040302 Hitch alignment means |
| 08/20/1991 | CA1287847C Mating system of two bodies, namely a trolly and a machining station |
| 08/14/1991 | EP0441158A1 Device for taking up play in trailer hitches. Key word : control of a device for taking up play by a feed line |
| 08/13/1991 | US5039120 Universal towing apparatus |
| 08/08/1991 | WO1991011338A1 An apparatus for interconnecting two connecting members |
| 08/08/1991 | DE4003546A1 Coupling between trailer and towing vehicle - has play eliminated by automatic clamping device |
| 08/08/1991 | DE4003011A1 Towing hook for motor vehicle - is fixed by locking bolt to bracket attached to vehicle |
| 08/06/1991 | US5037123 Automatic trailer hitch |
| 08/06/1991 | US5037122 Protective cover for a trailer hitch |
| 08/06/1991 | US5037121 Tow bar for multiple trailers |
| 08/06/1991 | US5036714 Coupling device for controlling axial thrust forces |
| 08/06/1991 | US5036593 Trailer alignment guide |
| 07/30/1991 | US5035441 Trailer hitch alignment device |
| 07/25/1991 | WO1991010580A1 Tow vehicle alignment method and apparatus |
| 07/25/1991 | WO1991010574A1 Drawbar arrangement in trailers |
| 07/25/1991 | DE3938553A1 Releasable car trailer coupler - has adjuster for coupler bar bearing(s) for ball end aligning |
| 07/23/1991 | US5033764 Locking trailer coupling |
| 07/19/1991 | CA2008200A1 Method and apparatus for monitoring towed vehicles |
| 07/18/1991 | DE4009530C1 Automatic arrester for trailer coupler removable ball neck - which has transverse bore in end, insertable in retainer portion, and slot up to bore |
| 07/17/1991 | EP0437284A2 Force measuring device |
| 07/17/1991 | CN2080916U Automatic coupling device for mine car |
| 07/16/1991 | US5031927 Semi-automatic attach device for mounting snowplows |
| 07/16/1991 | CA1286334C Collapsible wheeled material carrier |
| 07/10/1991 | EP0435947A1 Tow bar assembly |
| 06/26/1991 | EP0434472A1 Automatic coupling for road-going vehicle |
| 06/26/1991 | EP0433471A1 Trailer coupling having coupling mount with pressure disc |
| 06/26/1991 | CN2079580U Auto hanger for lasher |
| 06/18/1991 | US5024604 No-load breakable electrical contact especially for connected appliances or vehicles |
| 06/18/1991 | US5024456 Two unit folding hitch structures |
| 06/13/1991 | DE4012586C1 Height-adjustable agricultural trailer coupling - has actuating shaft, protruding coaxially into guide bush, coupled to guide plates |
| 06/13/1991 | DE4003009C1 Vehicle tow bar - has connecting bolts welded to mounting plates, with coupling ball neck fitting over lower bolt |
| 06/08/1991 | WO1991008940A1 Trailer with combined towing and centering means |
| 06/08/1991 | CA2070786A1 Trailer with combined towing and centering means |
| 06/07/1991 | WO1991008119A1 Towing device |
| 06/07/1991 | CA2070665A1 Towing device |
| 06/05/1991 | EP0430665A1 Trailer hitch device for motor vehicles |
| 05/31/1991 | CA2004567A1 Mechanical wheel lift assembly |
| 05/29/1991 | EP0428890A2 Trailer coupling with load cell |
| 05/29/1991 | EP0428855A1 Longitudinally adjustable upper guide for a three point coupling device |
| 05/28/1991 | US5018759 Tamper resistant trailer hitch |
| 05/21/1991 | US5016900 Device for accomplishing directional movement of a trailer |
| 05/21/1991 | US5016899 No-slack restricted-drum stabilizer for commercial multitrailer combinations |
| 05/16/1991 | DE3937894A1 Removable vehicle trailer tow-hook - has wedge formed with inclined surface at contact point, to remove play between tow-hook and vehicle |
| 05/15/1991 | EP0426922A1 Brake lever with four-bar linkage and with self assistance for trailer |
| 05/15/1991 | EP0426901A1 Two way shock proof and absorbing towing coupling |
| 05/14/1991 | US5014864 Conveyor system |
| 05/07/1991 | US5013059 Actuator/coupler |
| 05/02/1991 | EP0425462A2 Trailer coupling |
| 05/02/1991 | EP0425452A1 Implement trailer with rotating swivel wheels |
| 04/30/1991 | US5011178 Trailer hitch apparatus |
| 04/30/1991 | US5011177 Auxiliary trailer extension tongue |
| 04/30/1991 | US5011176 Mounted to a towed vehicle |
| 04/30/1991 | US5011170 Pedal cycle and motorcycle trailer |
| 04/30/1991 | CA1283672C Trailer hitch assembly |
| 04/26/1991 | CA2028479A1 Trailer coupling |
| 04/25/1991 | DE3934121A1 Draw-bar for multi-axle trailer - has coupling end raised above length adjustable support bar |
| 04/23/1991 | US5009446 Self aligning coupling apparatus |