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A & O Engineering, Inc. Patents
Assignee:
A & O Engineering, Inc.
Address:
Bridgeville, PA
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4573643 Impact crushers March 4, 1986
In an impact crusher for reducing the size of particulate material, the breaker bars having one or more quasi-circular depressions for engaging a circular back-up bar is secured to a rotor by means of a serrated wedge and C-clamp assembly. A newly designed housing opening permits the bre

 
 
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