Device for holding the tool of a hydraulic rock breaker
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United States of America Patent
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Feb 14, 1995
Grant Date -
N/A
app pub date -
Jun 15, 1993
filing date -
Jun 16, 1992
priority date (Note) -
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Abstract
This device is of the type in which the tool is mounted so as to slide, with interposition of upper and lower guide means, in a front guide. According to the invention, at least one of the guide means delimits a guide zone, the directrix of which comprises points of inflection forming separation angles between facets, which zone cooperates with a zone of complementary cross-section made, at least locally, on the tool in order to rotationally lock this tool.
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