Solid material comminution or disintegration – Apparatus – Cooperating comminuting surfaces
Reexamination Certificate
2005-02-15
2005-02-15
Larson, Lowell A. (Department: 3725)
Solid material comminution or disintegration
Apparatus
Cooperating comminuting surfaces
C241S294000
Reexamination Certificate
active
06854676
ABSTRACT:
A waste grinder and a method for maintenance of the grinder. The grinder comprises at least one rotor which has at least one shearing wheel comprising: a ring-support, which is designed to be rotated by a shaft and defines a plurality of peripheral sections, a plurality of shearing blades which are disposed corresponding to the sections such as to project radially relative to the peripheral surface of the ring-support, the wheel comprises a plurality of blade-holder parts, onto which the blades are secured by detachable securing elements which are accessible from the outer lateral shearing surfaces of the blades, the blade-holder parts being designed to be applied and secured by detachable elements for securing onto the sections of the peripheral surface of the ring-support.
REFERENCES:
patent: 3314617 (1967-04-01), Sargood
patent: 4854508 (1989-08-01), Dicky
patent: 4901929 (1990-02-01), Barclay
patent: 5730375 (1998-03-01), Cranfill et al.
patent: 08323233 (1996-12-01), None
Dubech Gerard
Madaule Christian
Larson Lowell A.
Precimeca
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