Tamping apparatus

Road structure – process – or apparatus – Apparatus – Tamper

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E01C 1934

Patent

active

040059448

ABSTRACT:
An articulated tractor-type vehicle having a supporting frame including a pivotable boom to which a steerable wheel is mounted. The supporting frame carries an adjustably positionable tamping unit and an adjustably positionable trench filling unit such as a drag conveyor to provide simultaneous filling and tamping of a trench. A novel reciprocating tamping unit having increased effectiveness and reduced shock transmission is described.

REFERENCES:
patent: 2844006 (1958-07-01), Lutz et al.
patent: 3427939 (1969-02-01), Braff et al.
patent: 3636834 (1972-01-01), Waschulewski et al.
patent: 3787135 (1974-01-01), Layton
patent: 3909149 (1975-09-01), Century

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