Land vehicles – Wheeled – Attachment
Reexamination Certificate
2007-12-10
2009-12-08
Dayoan, Glenn (Department: 3618)
Land vehicles
Wheeled
Attachment
C037S352000, C037S465000
Reexamination Certificate
active
07628424
ABSTRACT:
The present disclosure relates generally to improved chains for use with trenching machines. The present disclosure relates more specifically to a chain for a boomed trenching excavator, the chain including a plurality of links hingedly connected to each other. Each link includes a one piece body with an inner surface for engaging the boom and an outer surface for engaging the ground. Each link also includes a pair of side extensions for engaging a drive sprocket of the boom. One or more teeth may be mounted to the outer surface. The present disclosure also relates to a blank from which the links for an excavator chain may be made and to a link which may be used with other links to form an excavator chain.
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Seidl Jeff
Ullmer Troy
Dayoan Glenn
Godfrey & Kahn S.C.
Innerworx, LLC
Stewart Alan R.
Walters John D.
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