Ground clearing apparatus

Details Ground clearing apparatus Ground clearing apparatus

2011-03-29

2011-03-29

Pezzuto, Robert E (Department: 3671)

Excavating

Combined or convertible

Combined with clamp, grapple, or shear

C414S726000

Reexamination Certificate

active

07913431

ABSTRACT:
A ground clearing apparatus comprising a box member comprised of a framework having an upper edge, first and second side edges, and a lower edge. A plurality of base teeth protrude downwardly from the lower edge. The apparatus further comprises a grapple including a first grapple arm hingeably attached to the box member, a second grapple arm hingeably attached to the box member, and a cross member joined to a distal ends of the first and second grapple arms. A plurality of grapple teeth extend outwardly from the cross member. The grapple is movable from a closed position in which the grapple teeth are interspersed with the base teeth, to an open position in which the grapple teeth are separated from the base teeth.

REFERENCES:
patent: 3595416 (1971-07-01), Perrotti
patent: 4372063 (1983-02-01), Work
patent: 4467876 (1984-08-01), Gaule
patent: 4517755 (1985-05-01), Nicholson
patent: 4607441 (1986-08-01), Norton
patent: 5797461 (1998-08-01), Noble

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