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:
Jul. 14, 2020
Filed:
Apr. 22, 2016
Metso Minerals, Inc., Helsinki, FI;
Keijo Viilo, Tampere, FI;
Janne Rannanpää, Nokia, FI;
Metso Minerals, Inc., Helsinki, FI;
Abstract
A jaw crusher, a mineral material processing plant and a method for processing mineral material. The jaw crusher includes a fixed jaw and a movable jaw for forming a crushing chamber therebetween which is open at the top. The fixed jaw includes a first wear part mounted thereto and the movable jaw includes a pitman and a second wear part mounted thereto. The pitman is rotatably mounted to a first eccentric shaft. The pitman is further rotatably mounted to second eccentric shaft configured to guide the stroke of the movable jaw to create a movement pattern with a substantially linear crushing stroke, wherein the eccentricity of the second eccentric shaft is larger than that of the first eccentric shaft.