caterpillar tractor

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caterpillar tractor

vehicle

Also known as: crawler tractor, tracklaying tractor

Learn about this topic in these articles:

history of Caterpillar Inc.

In Caterpillar Inc.
…a prototype of the familiar “caterpillar” tractor in about 1904 (a similar track-type tractor was also patented in 1904 by British engineer David Roberts). The Holt tractor ran on continuous metal-belted tracks instead of wheels, and the tracks kept the heavy vehicle from sinking in mud or dirt. The new…
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method of operation

In tractor
Crawler, caterpillar, or tracklaying tractors run on two continuous tracks consisting of a number of plates or pads pivoted together and joined to form a pair of endless chains, each encircling two wheels on either side of the vehicle. These tractors provide better adhesion and lower ground pressure…
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