Solid material comminution or disintegration – Apparatus – Rotary striking member – rotor structure
Reexamination Certificate
2007-11-16
2009-08-04
Rosenbaum, Mark (Department: 3725)
Solid material comminution or disintegration
Apparatus
Rotary striking member, rotor structure
C241S197000
Reexamination Certificate
active
07568645
ABSTRACT:
A beater for a rotary shredder comprises an oblong base body with a pivot bearing adapted for pivotal connection of the beater to a rotor. A cutting head is formed with protruding cutting edges on opposite ends supported by the base body via the support surface. Complementary interlocking structures are provided by the support surface on the support surface and the cutting head. A releasable connection passes through the complementary structures connecting the base body with the cutting head. The complementary structures are provided by a recess formed in the support surface of the base body and a thereto complementary projection of the cutting head.
REFERENCES:
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patent: 2004/0056129 (2004-03-01), Doppstadt
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patent: 201 20 185 (2001-12-01), None
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patent: PCT/EP02/00100 (2002-07-01), None
Doppstadt Familienholding GmbH
Fridman Lawrence G.
Rosenbaum Mark
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