Coal shaver

Details Coal shaver Coal shaver

1986-05-09

1987-11-24

Novosad, Stephen J.

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Cutter attached to endless chain or cable

299 80, F21C 2744

Patent

active

047083964

ABSTRACT:
A coal shaver which includes cutter fronts also includes shearing blades and bottom blades at both ends of the coal shaver, for extraction work in both shaver cutting directions; the coal shaver having shearing blades attached to the shaver body and bottom blades attached to the shanks, which are arranged to be adjustable and locked in guides at the shaver body. The coal shaver is designed such that the shearing blades are attached to the cutter strips, which are arranged to be pivoted at the shaver body around its longitudinal axis, and the bottom blades are attached to the shanks, arranged to pivot around the swivel bolt, which is attached across the mining direction, and is guided such that it is movable in the longitudinal direction in the coulisse guides at the shaver body.

REFERENCES:
patent: 3445138 (1969-05-01), Lobbe et al.
patent: 3779603 (1973-12-01), Baz
patent: 3877752 (1975-04-01), Hauschopp et al.
patent: 4119347 (1978-10-01), Merten et al.
patent: 4189187 (1980-02-01), Rassmann et al.
patent: 4199194 (1980-04-01), Steinkuhl et al.
patent: 4275927 (1981-06-01), Merten et al.

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