Title: Perforated plate for crushing machines

Abstract: A plate for crushing machines comprises a circular perforated plate having a marginal annular area adjacent its periphery which includes a narrow strip which is not perforated and which is located at unequal radii from the center of the plate around its circumference. The non perforated zone comprises at least one narrow annular strip sector and one or more arched or loop like areas which extend outwardly at greater radii from the center of the axis than the sectors. The plate advantageously includes a central bore for facilitating its mounting in the crushing machine.

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Inventors: Schnell, Karl (Winterbach, DT)

Application Number: 483422
Filing Date: 1974-06-26
Publication_date: 1976-02-03
Assignee:
Primary Class(es): 241/83 241/82.5
Other Classes:
US Patent Ref:

3762658

Oct, 1973

Barnes

241/82.

Other Refs:
Primary Examiner: Lake, Roy
Assistant Examiner: Desmond, E. F.
Attorney: McGlew and Tuttle