Solid material comminution or disintegration – Apparatus – Stationary comminuting surface or material bed
Reexamination Certificate
2007-07-17
2007-07-17
Rosenbaum, Mark (Department: 3725)
Solid material comminution or disintegration
Apparatus
Stationary comminuting surface or material bed
Reexamination Certificate
active
11087686
ABSTRACT:
A distribution structure of a vertical shaft impact crusher includes a core having a hole into which a vertical shaft is inserted. A distribution member for horizontally distributing an aggregate that is vertically provided to the crusher is fused on an outer face of the core. The distribution member includes a plurality of clustered scrapped tips including hard metal, and a fusion material interposed between the scrapped tips to connect the scrapped tips to each other.
REFERENCES:
patent: 3767127 (1973-10-01), Wood
patent: 5135177 (1992-08-01), Okuhara
patent: 7028936 (2006-04-01), Condon
patent: 2006/0011762 (2006-01-01), Dallimore et al.
patent: 2006/0138265 (2006-06-01), Strauss et al.
Hur Hong-Soon
Hur Jin-Kyung
Lowe Hauptman & Berner LLP
Rosenbaum Mark
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