Dolly alignment guide for large, multi-trailer/van rigs

Details Dolly alignment guide for large, multi-trailer/van rigs Dolly alignment guide for large, multi-trailer/van rigs

2011-07-12

2011-07-12

Dickson, Paul N (Department: 3611)

Land vehicles

Wheeled

Articulated vehicle

C280S474000, C280S476100, C280S491200

Reexamination Certificate

active

07976051

ABSTRACT:
An alignment guide and remotely operated latch mechanism for use in coupling a towing dolly of a two trailer rig, the towing dolly being connected to a first trailer of the two trailer rig and used to pull a second trailer of the two trailer rig behind the first trailer, the alignment guide facilitating coaxial alignment of the towing dolly with the first trailer by pulling the first trailer and towing dolly forward with a tractor, and the alignment guide further facilitating the coaxially aligned first trailer and towing dolly to be backed up together for hitching the towing dolly to the second trailer.

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