Trailer

Details Trailer Trailer

2003-02-06

2008-10-21

Keenan, James (Department: 3652)

Material or article handling

Self-loading or unloading vehicles

With load-receiving portion, or significant section thereof,...

C414S482000, C414S485000

Reexamination Certificate

active

07438516

ABSTRACT:
A trailer including (i) a trailer frame supported by ground engaging wheels; (ii) an auxiliary drawbar pivotable from a retracted inoperative position to an extended or towing position located behind the trailer frame; and a (iii) main drawbar to a prime mover. There is also provided a pivot frame pivotally attached to the trailer frame by pivot attachment joints which may extend from an extended leading position for maintenance apparatus to a retracted transportation position.

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