Trencher with adjustable chisel

Details Trencher with adjustable chisel Trencher with adjustable chisel

1986-04-24

1988-01-12

Crowder, Clifford D.

Excavating

Ditcher

Wheel excavator

172699, E02F 502

Patent

active

047181826

ABSTRACT:
A trench digging device (1) for attachment to the three point linkages of a tractor, comprising a frame (2), a downwardly and forwardly directed elongate chisel (3) mounted for longitudinal movement with respect to the frame (2), chisel adjustment means connected with the frame (2) and the chisel (3) to adjustably position the chisel (3) relative to the frame (2), and spoil displacement means (4) mounted to the frame (2) to move spoil displaced from a trench by the chisel (3) away from the trench.

REFERENCES:
patent: 74327 (1868-02-01), Everdon
patent: 935288 (1909-09-01), Witter
patent: 3041751 (1962-07-01), Chattin
patent: 3550691 (1970-12-01), Davies et al.
patent: 3565182 (1971-02-01), Teasdale

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