Rotor disc for a refiner and method of formation thereof

Details Rotor disc for a refiner and method of formation thereof Rotor disc for a refiner and method of formation thereof

1990-12-27

1993-01-12

Gorski, Joseph

Solid material comminution or disintegration

Apparatus

Comminuting elements

51209R, B02C 712

Patent

active

051783398

ABSTRACT:
The present invention discloses an improved rotor disc for a refiner and its method of formation. The invention comprises a plurality of blade members spaced apart by a spacer between each adjacent blade member. Dams may be provided on the spacer. In forming the preferred disc, the plurality of blades and spacers are secured one to the other to form a blade segment. A plurality of blade segments are affixed one to the other to, in turn, form the disc. The invention is characterized by an absence of any mounting plate or base member. The method of the invention is characterized by a continuous weld along either of the inner circumference or the outer circumference of the disc.

REFERENCES:
patent: 505806 (1893-10-01), Allfree
patent: 2760624 (1956-08-01), Compton
patent: 3614826 (1971-10-01), Pilao
patent: 3984057 (1976-10-01), Pilao
patent: 4157669 (1979-06-01), Pilao
patent: 4624420 (1986-11-01), Pilao
patent: 4827588 (1989-05-01), Meyer

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