Towbar system

Details Towbar system Towbar system

2008-06-24

2008-06-24

Morris, Lesley D. (Department: 3611)

Land vehicles

Wheeled

Articulated vehicle

C280S491100, C280S491500

Reexamination Certificate

active

07390007

ABSTRACT:
A towbar for flat-towing a vehicle, including two telescoping arms each pivotally attached at a pivot end having a heavy-gauge eyelet for attaching to a pintle hitch on the rear of a towing vehicle, with each arm having a gear element at the pivot end, in gear engagement with the gear element of the other arm. The telescoping arms automatically lock at a predetermined length.

REFERENCES:
patent: 3083040 (1963-03-01), Hayman et al.
patent: 3492022 (1970-01-01), Hansen
patent: 4640523 (1987-02-01), Wolmarans
patent: 4861061 (1989-08-01), Frantz
patent: 5516140 (1996-05-01), Hinte
patent: 5873595 (1999-02-01), Hinte
patent: 5957477 (1999-09-01), Ensz et al.
patent: 6854756 (2005-02-01), Solberg
patent: 7029021 (2006-04-01), Klar
patent: 2004/0190977 (2004-09-01), Matern
patent: 2005/0141953 (2005-06-01), Chuan
patent: 2006/0249926 (2006-11-01), Smith

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