CRAWLER TRAVEL GEAR AND CRAWLER-MOUNTED CRANE
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United States of America Patent
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Issued Date -
Jul 21, 2011
app pub date -
Jan 20, 2011
filing date -
Jan 20, 2010
priority date (Note) -
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Abstract
A crawler travel gear that can be applied to a crawler-mounted crane. The crawler travel gear includes a crawler carrier, rollers arranged at the crawler carrier and a crawler chain, with a respective adjustment mechanism provided in the front region and rear region of the crawler carrier for selectively adjusting the contact surface of the crawler carrier relative to an underlying surface.
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