Flexible hose with smooth inner and/or outer wall
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United States of America Patent
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Sep 2, 2014
Grant Date -
Jan 26, 2012
app pub date -
Jan 28, 2010
filing date -
Jan 28, 2009
priority date (Note) -
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Abstract
Flexible hose a corrugated wall of which an outer surface comprises a multitude of consecutive protrusions (1) and grooves (2) and of which an inner surface comprises a multitude of internal protrusions (4) and grooves (3), a multitude of barriers for closing off each of the multitude of internal and/or external grooves (2), each of the multitude of barriers comprising a first closing leg (10, 12) of a first profile part and a second closing leg (11, 13) of a second profile part, the second closing leg being directed to the first closing leg, the first and second closing legs having a complementary shape provided to form a substantially smooth inner and/or outer surface.
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