Earth working – Processes
Reexamination Certificate
2006-04-04
2006-04-04
Novosad, Christopher J. (Department: 3671)
Earth working
Processes
C172S042000, C172S123000, C172S125000
Reexamination Certificate
active
07021393
ABSTRACT:
An implement and method of assembly, wherein the implement comprises a housing having a first-side portion and a second-side portion, at least one element having a weight, the element being attached to the second-side portion of the housing and the weight of the element creating a moment arm, a shaft positioned between the first-side portion and second-side portion of the housing and operably coupled to at least one of the element, and a counterweight attached to the first-side portion of the housing, the counterweight offsetting the moment arm created by the weight of the element.
REFERENCES:
patent: 4761038 (1988-08-01), Hackmack
patent: 4878713 (1989-11-01), Zanetis
patent: 6467550 (2002-10-01), Firdaus
patent: 6497294 (2002-12-01), Vought
Khairallah Gabriel G.
Normann James B.
Pepe Michael A.
Caterpillar Inc.
Novosad Christopher J.
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