Rock crusher apparatus and method
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United States of America Patent
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May 26, 2020
Grant Date -
N/A
app pub date -
Aug 16, 2019
filing date -
Aug 16, 2019
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An overall apparatus including a known manually operated rock crusher which includes at least one bar; wherein an end of the at least one bar is moved manually, and then downwards to cause the crushing of rocks; and further including an assistance device configured to be attached to the at least one bar; and a switch activated by an activation device; wherein in response to activation of the switch by the activation device, the assistance device applies a force to the at least one bar and then the switch is deactivated to move back to an original position and orientation, to thereby crush rocks. The assistance device may further include an air compressor; a piston assembly having a piston rod and a piston housing; wherein the piston rod moves outward from the piston housing to apply force to the at least one bar and then back inward during a downstroke.
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