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Class Information
Number: 280/901
Name: Land vehicles > Adaptation on nonspecialized vehicles to semitrailer tractors
Description: Collection of art related to standard vehicles which may be converted to act as a tractor for a semitrailer by the addition or rearrangement of coupling structure at or forward of the rear axle (i.e., fifth wheels placed in the bed of a pick up truck, hitches located in trunk or on roof of a passenger vehicle).










Patents under this class:
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Patent Number Title Of Patent Date Issued
8419038 Fifth wheel trailer hitch with locking mechanism Apr. 16, 2013
8360458 Removable safety chain tie down apparatus Jan. 29, 2013
8342558 Glider hitch for trailer fifth wheel Jan. 1, 2013
8328221 Displaceable fifth-wheel hitch assembly Dec. 11, 2012
8215658 Removable safety chain tie down apparatus Jul. 10, 2012
7988176 Fifth-wheel hitch assembly adaptable for use with multiple vehicle hitch coupling systems Aug. 2, 2011
7988177 Displaceable fifth-wheel hitch assembly adaptable for use with multiple vehicle hitch coupling systems Aug. 2, 2011
7918476 Stowable hitch Apr. 5, 2011
7871096 Displaceable fifth-wheel hitch assembly Jan. 18, 2011
7703793 Fifth wheel hitch assembly Apr. 27, 2010
7654551 Skid steer attachment system Feb. 2, 2010
7546891 Robotic platform Jun. 16, 2009
7490846 Self-adjusting fifth wheel trailer hitch Feb. 17, 2009
7168727 Invertible gooseneck trailer hitch mechanism Jan. 30, 2007
7152870 Gooseneck trailer hitch Dec. 26, 2006
7011327 Displaceable ball hitch assembly Mar. 14, 2006
6971660 Kingpin adaptor system Dec. 6, 2005
6969090 System for mounting hitches to hydroformed frames Nov. 29, 2005
6851695 Base rail kit for motor vehicle Feb. 8, 2005
6824157 Telescoping tower hitch assembly Nov. 30, 2004
6726179 Fifth wheel helper Apr. 27, 2004
6631917 Trailer hitch support body Oct. 14, 2003
6557883 Glider fifth wheel attachment May. 6, 2003
6533308 Fail safe retractable hitch Mar. 18, 2003
6502846 Under-bed fifth wheel mounting system Jan. 7, 2003
6485045 Combination fifth wheel and gooseneck hitch Nov. 26, 2002
6467793 Gooseneck coupler Oct. 22, 2002
6467791 Under-bed fifth wheel mounting system Oct. 22, 2002
6431577 Trailer hitch support body Aug. 13, 2002
6398250 Trailer hitch Jun. 4, 2002
6386570 Glider fifth wheel attachment May. 14, 2002
6357777 Automatic glider fifth wheel attachment Mar. 19, 2002
6308977 Sliding hitch for fifth wheel trailers Oct. 30, 2001
6247720 Glider fifth wheel attachment Jun. 19, 2001
6213492 Underlift T-bar support accessory Apr. 10, 2001
6099015 Hitch system for gooseneck trailer Aug. 8, 2000
6024372 Fifth wheel extension adapter Feb. 15, 2000
5971418 Gooseneck hitch assembly and method of installation Oct. 26, 1999
5964495 Fifth wheel valley and truck bed cover apparatus Oct. 12, 1999
5947503 Fifth-wheel trailer connector Sep. 7, 1999
5931519 5th wheel truck tailgate, its manufacture and uses thereof Aug. 3, 1999
5893575 Hitch assembly Apr. 13, 1999
5788258 Folding ball hitch with recessed safety chain attachment Aug. 4, 1998
5755452 Folding hitch safety latch May. 26, 1998
5738363 Hitch assembly Apr. 14, 1998
5713500 Storage box Feb. 3, 1998
5577751 Removable truck bed trailer hitch Nov. 26, 1996
5571270 Hitch assembly with retractable trailer coupling Nov. 5, 1996
5529329 Fifth wheel hitch with side pivot lock Jun. 25, 1996
5513869 Fifth wheel with gooseneck May. 7, 1996

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