BLADE MEMBER FOR FLUID PUMP
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United States of America Patent
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N/A
Issued Date -
Jan 22, 2015
app pub date -
Dec 19, 2012
filing date -
Feb 2, 2012
priority date (Note) -
Published
status (Latency Note)
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Abstract
The object is to obtain reasonably a blade member for a pump having superior fluid transporting performance. A blade member for a fluid pump includes a cylindrical portion formed around a rotational axis, a plurality of base portions protruding radially outwardly of the rotational axis from one end portion of the cylindrical portion along the rotational axis and provided along a circumferential direction, a bent portion bent from each of the respective base portion in one direction along the rotational axis, and a hole portion provided in a border portion between root portions of the adjacent base portions. A rising edge portion extending from the hole portion to a leading end of the bent portion and an overhang edge portion extending from the hole portion to a leading end of the base portion are formed by a common cut portion.
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