Arrangement for leading flexible elements to a rock drill, and a hose reel structure
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United States of America Patent
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Jan 18, 2000
Grant Date -
N/A
app pub date -
Jul 20, 1998
filing date -
Jan 15, 1996
priority date (Note) -
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Abstract
An arrangement for leading flexible elements, such as hoses, around a hose reel to a rock drill moving along a feed beam, in which the flexible elements are coupled immovably to the feed beam and to the rock drill, characterized in that the flexible elements are mounted on the hose reel in at least two successive layers in the radial direction of the hose reel and each radial layer is pivoted so as to revolve around a shaft of the hose reel independently of the other layers.
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