Jaw crusher, mineral material processing plant and method for processing mineral material
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United States of America Patent
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Jul 14, 2020
Grant Date -
Oct 11, 2018
app pub date -
Apr 22, 2016
filing date -
May 13, 2015
priority date (Note) -
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status (Latency Note)
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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.
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