Universal single-wheel single beam trailer having adjustable bed
First Claim
Patent Images
1. A single-wheel trailer for towing by automotive type vehicles comprising:
- an elongate longitudinal beam;
a vertical kingpin attached to said longitudinal beam;
a wheel support assembly attached to a lower end of said kingpin;
a wheel having a horizontal axle, said axle supported in said wheel support assembly and displaced from said kingpin to permit said wheel assembly to caster during towing of said trailer;
a plurality of movable transverse support members disposed along said beam for accepting various types of load supports; and
hitch means for coupling said trailer to a towing vehicle.
0 Assignments
0 Petitions
Accused Products
Abstract
A trailer for towing by an automotive type vehicle includes a single longitudinal beam. A plurality of adjustable transverse cradle support members are mounted along the beam. A single castered wheel is mounted near the back end of the beam. A hitch for attachment to a towing vehicle at the front end of the beam maintains the beam aligned with a longitudinal axis of the towing vehicle. Various types of loads may be accommodated by attaching appropriate type cradles to the cradle support members, and the spacing of support members may be adjusted to accept the load.
33 Citations
7 Claims
-
1. A single-wheel trailer for towing by automotive type vehicles comprising:
-
an elongate longitudinal beam; a vertical kingpin attached to said longitudinal beam; a wheel support assembly attached to a lower end of said kingpin; a wheel having a horizontal axle, said axle supported in said wheel support assembly and displaced from said kingpin to permit said wheel assembly to caster during towing of said trailer; a plurality of movable transverse support members disposed along said beam for accepting various types of load supports; and hitch means for coupling said trailer to a towing vehicle. - View Dependent Claims (2, 3, 4, 5, 6)
-
-
7. An adjustable bed, single castered wheel trailer for towing by an automotive type vehicle comprising:
-
a) an elongate horizontal beam having a forward end for attachment to a vehicle in which said beam includes means for adjusting the length of said beam; b) a single wheel mounted in a frame pivotally attached to a vertical kingpin, said kingpin attached to said beam adjacent a rear end thereof, said wheel having a horizontal axle disposed in said frame displaced from said kingpin whereby said wheel assembly casters relatively to said beam; and c) a trailer hitch assembly having rigidity in a vertical plane and laterally pivoted, said assembly attached to said forward end of said beam for attachment to the vehicle and for maintaining said trailer aligned with a longitudinal axis of a towing vehicle.
-
Specification