Tightening member, tightening device, jaw crusher, processing plant of mineral material and method for adjusting tightness of wear part
Number of patents in Portfolio can not be more than 2000
United States of America
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Jan 7, 2020
Grant Date -
Oct 20, 2016
app pub date -
Nov 28, 2014
filing date -
Nov 28, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A method is described for adjusting the tightness of a wear part fastened to a fixed jaw and/or a moving jaw of a jaw crusher with a tightening device that has a screw fastened at its first end in connection with a wear part located on a first side of the jaw; and a tightening member fastened to a second end of the screw on a second side of the jaw; and a spring arranged between the jaw and the tightening member. The spring is compressed or decompressed with the tightening member; the spring is influenced by at least two moving screws supported by a frame of the tightening member. The length of the spring is changed by rotating the at least two moving screws.
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