Motor vehicles – Special driving device – Portable track
Reexamination Certificate
2006-01-10
2010-10-05
Morris, Lesley (Department: 3611)
Motor vehicles
Special driving device
Portable track
C180S009100, C180S009520, C180S009620, C180S009640, C305S144000, C305S139000, C305S154000, C305S143000
Reexamination Certificate
active
07806209
ABSTRACT:
An apparatus and method for reducing vibrational effects of track chain assembly catenary hang is disclosed. A work machine includes a pair of track roller assemblies one positioned on each side of the work machine. The vibration reducing apparatus and method includes repositioning undercarriage components to vary the catenary hang from one side of the work machine to the other.
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Hollister James M.
Lamb Margaret M.
Maguire Roy L.
Oertley Thomas E.
Recker Roger L.
Arce Marlon A
Caterpillar Inc
Morris Lesley
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