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:
Nov. 28, 2017

Filed:

Jun. 20, 2013
Applicant:

Sandvik Intellectual Property Ab, Sandviken, SE;

Inventors:

Niklas Aberg, Sodra Sandby, SE;

Bengt-Arne Eriksson, Svedala, SE;

Fredrik Rosdahl, Sandviken, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 2/00 (2006.01); B02C 2/06 (2006.01);
U.S. Cl.
CPC ...
B02C 2/005 (2013.01); B02C 2/00 (2013.01); B02C 2/06 (2013.01);
Abstract

A gyratory crusher main shaft sleeve friction fit over an uppermost end of a crusher main shaft. The sleeve includes an elongate axial wall for being positioned in contact with an outward facing surface of the main shaft. The axial wall has a thickness that decreases in a direction from a second upper end to a first lower end, wherein the internal facing surface of the sleeve extends transverse to a longitudinal axis of the sleeve so as to taper inwardly towards the axis in a direction from the first to the second end.


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