Woodworking – Bark rosser – Tree climber
Patent
1978-11-21
1981-04-21
Bray, W. Donald
Woodworking
Bark rosser
Tree climber
134122R, 138155, 144311, 241179, 285373, B27L 102
Patent
active
042627150
ABSTRACT:
An improved decorticating drum with a selective mode of processing is disclosed, composed of a hollow cylinder horizontally resting on support rollers and being rotatable about its longitudinal axis, being adapted to receive wood fed in at one end and discharge it at the other, in particular a decorticating drum for dry debarking including longitudinal slots at the surface thereof for the elimination of the bark, the improvement comprises detachable covers in the region of the longitudinal slots whereby a wet decorticating drum may be formed, said covers resting against the outer surface of the drum.
REFERENCES:
patent: 1457487 (1923-06-01), Bartley
patent: 1798459 (1931-03-01), Elmore et al.
patent: 2349016 (1944-05-01), Stephens
patent: 3154328 (1964-10-01), Masse
patent: 3286746 (1966-11-01), Eriksson
patent: 3315991 (1967-04-01), Davis
patent: 3495853 (1970-02-01), Furrer
patent: 3860742 (1975-01-01), Medney
patent: 4176865 (1979-12-01), Felton et al.
Hausler Richard
Krebs Karl
Bray W. Donald
Bryan James E.
Maschinenfabrik Andritz Actiengesellschaft
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