Track extension for vehicle track systems and method

Motor vehicles – Special driving device – Portable track

Reexamination Certificate

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Details

C180S009260, C180S009230, C180S009250, C305S033000, C305S034000, C305S165000, C305S185000

Reexamination Certificate

active

07874387

ABSTRACT:
A track extension in combination with a track system comprises a track system having a track frame, wheels mounted to the frame and adapted to allow cyclic movement of a track about the frame, drive means in the frame adapted to transmit a drive of a vehicle to the track to drive the track in a cyclic movement. An extension frame is releasably secured to an end of the track frame. An idler wheelset is mounted to an end of the extension frame. A track is mounted about the track frame and the extension frame such that a footprint of the track is delimited at an end by the engagement of the track with the idler wheelset. A method is provided to increase a footprint of a track system.

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patent: 5607210 (1997-03-01), Brazier
patent: 6615939 (2003-09-01), Karales et al.
patent: 6962222 (2005-11-01), Kirihata
patent: 7188915 (2007-03-01), Lemke et al.
patent: 7255184 (2007-08-01), Loegering et al.
patent: 7328760 (2008-02-01), Inaoka et al.
patent: 7406769 (2008-08-01), Toussaint

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