Device for digging trenches

Details Device for digging trenches Device for digging trenches

1987-07-15

1989-01-03

Wiecking, David A.

Excavating

Ditcher

Wheel excavator

37 91, E02F 508

Patent

active

047947098

ABSTRACT:
The present invention provides a device for digging trenches, including at least one digging wheel with a wheel framework which is connected to a vehicle by means of a mobile carriage for lowering or raising the wheel, further including: first means for causing said digging wheel to pivot about a first pivoting axis orthogonal to the plane defined by the direction of movement of the vehicle and the axis of rotation of said wheel, and second means capable of causing said wheel to pivot about a second pivoting axis orthogonal to the plane defined by said first pivoting axis and an axis parallel to the rotational axis of the wheel.

REFERENCES:
patent: 3394554 (1968-07-01), Kinnan
patent: 3510970 (1970-05-01), Mikhailov et al.
patent: 3933053 (1976-01-01), Bartels
patent: 3994083 (1976-11-01), Cunningham

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