Method for controlling pressure fluid operated percussion device, and percussion device
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United States of America Patent
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Nov 23, 2010
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N/A
app pub date -
Jan 4, 2006
filing date -
Jan 5, 2005
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Abstract
The invention relates to a method for controlling a pressure fluid operated percussion device comprising a working chamber for pressure fluid and in the working chamber a transmission piston installed movably with respect thereto so as to enable a tool installed in the percussion device to be pressed against a material to be broken in order to generate a stress pulse, and to a percussion device.The method comprises adjusting the length of the stress pulse by adjusting the time during which pressure influences the transmission piston. The percussion device comprises an adjustment element and adjustment means for adjusting the influence time of the pressure of the pressure fluid being fed via a control valve and influencing the transmission piston.
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