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newly patented energy saving rock crusher machine in malaysia

newly patented energy saving rock crusher machine in malaysia

Apr 10, 2008· Jaw-typerock crusherwith toggle plate tension barPatentnumber: 7510134 Abstract: A jawcrusherwhere the tension rod includes an electronically-controlled hydraulic pre-load and an automatically releasable pre-load whenever adjustments to the size of the material output are made, together with a remote visual indicator of the setting of the ...

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