The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 11, 1990
Filed:
Jun. 12, 1989
Applicant:
Inventor:
Kazuaki Arakawa, Osaka, JP;
Assignee:
Kurimoto, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241 37 ; 241215 ;
Abstract
An improved cone crusher wherein raw material is crushed between a gyrating mantle and a bowl liner above the mantle. Space between the mantle and the bowl liner is adjusted by moving the bowl liner upward, and the adjusting movement is automatically performed by hydraulic pressure applied evenly to the entire circumference, successfully meeting fluctuation of load and abnormal overload.