Paper making and fiber liberation – Apparatus – Automatic control
Patent
1982-03-08
1984-04-17
Fisher, Richard V.
Paper making and fiber liberation
Apparatus
Automatic control
162352, D21F 154
Patent
active
044432984
ABSTRACT:
A hydrofoil blade support member comprising a longitudinal extending hydrofoil body having a mounting element attached thereto. Hydrofoil blades are attached to the mounting element by a mounting device which allows the blades to extend in such longitudinal direction and further allows for spacing of such blades relative to each other in a variably selective dimension measured transverse to such longitudinal dimension. Spacing can be manual, semi-automatic or fully automatic.
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