Trencher construction

Details Trencher construction Trencher construction

1974-09-25

1976-11-30

Burr, Edgar S.

Excavating

Peat excavators

37 91, 37 94, 212138, 212142, 214 49, 280638, 280405R, E02F 502, E02F 508, B62D 3704

Patent

active

039940837

ABSTRACT:
There is disclosed a trenching machine construction of vehicular type, having a wheeled chassis for travel movement with frames connected thereto, whereby trenching means supported by said frames are adjustable vertically, transversely and angularly with respect thereto, the weight of the means being shiftable longitudinally for such travel movement, means and power for effecting such adjustments being provided.

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patent: 3301416 (1967-01-01), Bopp
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patent: 3616953 (1971-02-01), Shaffer et al.
patent: 3653131 (1972-04-01), Pilch
patent: 3685853 (1972-08-01), Goldsmith
patent: 3727331 (1973-04-01), Hansen
patent: 3967396 (1976-07-01), Maisonneuve et al.

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