Wheel substitutes for land vehicles – Tracks or treads – With guide means for interfitting with sprocket wheel or roller
Reexamination Certificate
2007-05-22
2007-05-22
Stormer, Russell D. (Department: 3617)
Wheel substitutes for land vehicles
Tracks or treads
With guide means for interfitting with sprocket wheel or roller
C305S201000, C305S195000
Reexamination Certificate
active
10867213
ABSTRACT:
There is provided a crawler system and a crawler link structure which can be easily assembled and is superior in durability and provided at low cost. The crawler system comprises a crawler2in which pairs of opposed right and left links1aand1bare endlessly connected. One end of the pair of right and left links1aand1bare connected through a cylindrical connection part3. Middle parts of the pair of right and left links1aand1bin the longitudinal direction are connected by an engaging part4which engages with a concave tooth29of concave-convex teeth28of a crawler sprocket27. The pairs of right and left links1aand1bare endlessly connected by inserting connection pins12to the connection parts3.
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Armstrong Kratz Quintos Hanson & Brooks, LLP
Komatsu Ltd.
Stormer Russell D.
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