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.

Date of Patent:
Apr. 20, 2010

Filed:

Oct. 11, 2006
Applicant:

Andrzej Niklewski, Sao Paulo, BR;

Inventor:

Andrzej Niklewski, Sao Paulo, BR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A conical crusher, comprising: an upper housing; a tubular axle lodging a supporting rod. Inside the upper housing is mounted a cone head being axially journalled onto a spherical bearing carried by an upper end of the supporting rod and said cone head being radially and eccentrically journalled around the tubular axle. The supporting rod has a lower end thereof fixed to a piston of a hydraulic cylinder in order to operate as a support means for the cone head and also as an actuator to vertically displace the cone head and adjust the opening of the crushing cavity and also as a protecting means, reducing the hydraulic pressure to prevent overloads. The proposed solution further provides a locking hub mechanism in the cone head.


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