Land vehicles – Wheeled – Articulated vehicle
Reexamination Certificate
2011-06-14
2011-06-14
Winner, Tony H. (Department: 3611)
Land vehicles
Wheeled
Articulated vehicle
C280S491400
Reexamination Certificate
active
07959179
ABSTRACT:
A tow bar having a towing hitch member with a pintle hitch and secured to a towing vehicle; a towed hitch member secured to a towed vehicle; a head member with a lunette ring releasably connectable to the pintle hitch; first and second tow bar legs with proximal ends pivotally connected to, and extending rearwardly from, the head member; towed connector elements releasably connecting distal ends of the first and second tow bar legs to the towed hitch member; and an equalizer member structured to maintain the first and second tow bar legs at equiangular orientations relative to the head member.
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: 7390007 (2008-06-01), Helms et al.
patent: 2004/0190977 (2004-09-01), Matern
patent: 2005/0141953 (2005-06-01), Chuan
patent: 2006/0249926 (2006-11-01), Smith
patent: 2007/0001425 (2007-01-01), Helms et al.
Automatic Equipment Manufacturing Company
Schoonover Donald R.
Winner Tony H.
LandOfFree
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