Excavating – Peat excavators
Patent
1987-06-30
1990-01-02
Burr, Edgar S.
Excavating
Peat excavators
403114, E02F 506
Patent
active
048903990
ABSTRACT:
A trencher comprising a main frame. The main frame includes a pair of longitudinal, relatively narrow frame members spaced a distance apart and have a forward and rearward end. A first liquid carrying tank is mounted adjacent the rearward end of the trencher and extends between the frame members. The tank is operable to bear a significant structural load and to act as a cross member for the frame.
REFERENCES:
patent: 2733524 (1956-02-01), Ingbritson
patent: 3209473 (1965-10-01), Davis
patent: 3439436 (1969-04-01), McCleerey
patent: 4052804 (1977-10-01), Stedman
patent: 4332500 (1982-06-01), Smith, Jr. et al.
patent: 4475604 (1984-10-01), Albertson et al.
John Deere tractor catalog #PC-4140, pp. 1 and 22 (1977).
Baker Malcolm J.
Stiff Rodney A.
Yates Graham G.
Austoft Industries Limited
Burr Edgar S.
Cohen Moshe I.
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