Slow start control for a hydraulic hammer
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United States of America Patent
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-
Dec 10, 2002
Grant Date -
N/A
app pub date -
Oct 3, 2000
filing date -
Oct 3, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A control system for a heavy duty hydraulic hammer reduces blank firing of the hammer. The control system provides a reduced flow of hydraulic fluid to the hammer for a selected period of time upon actuation of the hammer and then provides full hydraulic flow increasing the frequency of impacts to full rated values.
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Cited Art Landscape
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