Solid material comminution or disintegration – Apparatus – Cooperating comminuting surfaces
Reexamination Certificate
2006-07-11
2006-07-11
Rosenbaum, Mark (Department: 3725)
Solid material comminution or disintegration
Apparatus
Cooperating comminuting surfaces
Reexamination Certificate
active
07073739
ABSTRACT:
The invention provides a cutter for a method of crushing and breaking casting products utilizing a casting product crushing and breaking apparatus and is constituted such that front end side mountain portions44and54are provided at front end sides of cutters42and52opposed to each other and bottom side mountain portions43and53are provided on bottom sides thereof. Therefore, there can be carried out operation of pressing useless casting products and operation of crushing and breaking thereof between the front end side mountain portions and the bottom side mountain portions provided at the respective cutters of one and other cutting apparatus. Useless casting products of long objects can be crushed and broken firmly and smoothly. Cutting dimensions are substantially made constant and by making the cutting dimensions substantially constant, melting operation can be made efficient.
REFERENCES:
patent: 5791573 (1998-08-01), Okuya
patent: 0 919 283 (1999-06-01), None
patent: 2239409 (1991-03-01), None
patent: 6-106083 (1994-04-01), None
patent: 6-182238 (1994-07-01), None
Rosenbaum Mark
Westerman, Hattori, Daniels & Adrian , LLP.
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