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Class Information
Number: 280/432
Name: Land vehicles > Wheeled > Articulated vehicle > Semitrailer > Safety devices
Description: Devices in which there is provided means to prevent excessive horizontal angular swing or overriding of the trailer with respect to the tractor or means to prevent separation of the tractor and trailer in the event that the coupling means should fail.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621551 |
Trailer hitch adaptor assembly |
Nov. 24, 2009 |
| 7588262 |
Hitch system for use with a ball hitch and methods therefore |
Sep. 15, 2009 |
| 7506886 |
Slidable fifth-wheel hitch |
Mar. 24, 2009 |
| 7469920 |
Kingpin lock |
Dec. 30, 2008 |
| 7431320 |
Trailer safety hitch |
Oct. 7, 2008 |
| 7415325 |
Method and apparatus for data interchange between a tractor vehicle and a trailer vehicle |
Aug. 19, 2008 |
| 7306254 |
Trailer kingpin locking device |
Dec. 11, 2007 |
| 7237792 |
Protective cushion for a trailer hitch or the like |
Jul. 3, 2007 |
| 7232145 |
Trailer hitch alignment mechanism |
Jun. 19, 2007 |
| 7226068 |
Method and device for detecting and stabilizing a fishtailing trailer using wheel forces |
Jun. 5, 2007 |
| 7195271 |
Pinch-resistant hitch assembly and children's ride-on vehicle assemblies including the same |
Mar. 27, 2007 |
| 7175194 |
Anti-jackknife system |
Feb. 13, 2007 |
| 7159890 |
Trailer hitch for a motor vehicle |
Jan. 9, 2007 |
| 7156410 |
Automated stabilizing system for fifth wheel plate assemblies |
Jan. 2, 2007 |
| 7143874 |
Surge brake actuator |
Dec. 5, 2006 |
| 7100935 |
Fifth wheel hitch device with pivotal locking ramp |
Sep. 5, 2006 |
| 7036840 |
Trailer alignment apparatus |
May. 2, 2006 |
| 6969085 |
Safety hold down device and hitch guide for trailer decoupling prevention |
Nov. 29, 2005 |
| 6938716 |
Concrete mixing truck anti-rollover system |
Sep. 6, 2005 |
| 6932376 |
Hitch tongue integrated safety fastener for ball and socket hitch |
Aug. 23, 2005 |
| 6926300 |
Attachment for towing vehicle |
Aug. 9, 2005 |
| 6886847 |
Trailer hitch alignment system and method |
May. 3, 2005 |
| 6866283 |
Device for indicating the locking state of a fifth wheel coupling and sensor arrangement |
Mar. 15, 2005 |
| 6863295 |
Electrically controllable trailer coupling |
Mar. 8, 2005 |
| 6860501 |
Weight distributing hitch assembly |
Mar. 1, 2005 |
| 6851696 |
Trailer hitch with separated functions |
Feb. 8, 2005 |
| 6848546 |
Surge brake actuator |
Feb. 1, 2005 |
| 6806809 |
Trailer tongue length estimation using a hitch angle sensor |
Oct. 19, 2004 |
| 6802523 |
Safety fastener for ball and socket hitch |
Oct. 12, 2004 |
| 6769709 |
Trailer hitch alignment system and method |
Aug. 3, 2004 |
| 6746035 |
Tractor trailer anti-jackknifing assembly |
Jun. 8, 2004 |
| 6739611 |
Force-sensing fifth wheel |
May. 25, 2004 |
| 6714124 |
Truck trailer impact warning system |
Mar. 30, 2004 |
| 6695337 |
Pivotal pin lock for fifth wheel hitch |
Feb. 24, 2004 |
| 6688631 |
Device for damping the yawing motions of a highway trailer drawn by a motor vehicle |
Feb. 10, 2004 |
| 6668225 |
Trailer control system |
Dec. 23, 2003 |
| 6651581 |
Back-up range guide for vehicles |
Nov. 25, 2003 |
| 6637765 |
Towing safety device |
Oct. 28, 2003 |
| 6598895 |
Arrangement for a tractor vehicle |
Jul. 29, 2003 |
| 6565108 |
Locking mechanism for trailer-pulling assemblies |
May. 20, 2003 |
| 6547270 |
Fifth wheel kingpin retaining bar |
Apr. 15, 2003 |
| 6498977 |
Device and method for stabilizing a combination of a tractor vehicle and at least one semitrailer or trailer |
Dec. 24, 2002 |
| 6491317 |
Fifth wheel safety catch |
Dec. 10, 2002 |
| 6483059 |
Motor vehicle tow hitch failure signal device |
Nov. 19, 2002 |
| 6446998 |
Device for determining a distance of a motor vehicle from an object |
Sep. 10, 2002 |
| 6422584 |
Hydraulic system for damping the motion of rotation of a swivel joint between two vehicle parts of an articulated vehicle, of an articulated bus for example |
Jul. 23, 2002 |
| 6422585 |
Visual alignment aid for connecting trailers |
Jul. 23, 2002 |
| 6409200 |
Visual alignment aid for connecting trailers |
Jun. 25, 2002 |
| 6394480 |
Anti-coupling device for semi-trailer |
May. 28, 2002 |
| 6386571 |
Side strut for a lower steering arm of a tractor |
May. 14, 2002 |
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