Earth working – Fabric or flexible tool
Reexamination Certificate
2011-06-21
2011-06-21
Pezzuto, Robert E (Department: 3671)
Earth working
Fabric or flexible tool
C172S579000
Reexamination Certificate
active
07963345
ABSTRACT:
The present disclosure generally provides systems and methods for adjusting tension in a harrowing chain. The system includes a tension adjustment assembly, and the tension adjustment assembly includes a slider assembly. A first end of the slider assembly is coupled to a first end of the harrowing chain, and the slider assembly is configured to slide horizontally. The tension adjustment assembly also includes a compression plate that is configured to apply a compression force to a first spring, which is configured to apply a spring force to the slider assembly. A height adjustment assembly is also coupled to the slider assembly. The height adjustment assembly is configured to vertically adjust the first end of the harrowing chain.
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Hicks Donnie Wayne
Holloway Randy Joe
Phares Chad
Klemchuk Darin M.
Klemchuk Kubasta LLP
McGowan Jamie L
Pezzuto Robert E
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