Feed screw device
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United States of America Patent
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Jan 26, 2010
Grant Date -
Aug 5, 2004
app pub date -
Jan 26, 2004
filing date -
Jun 17, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
A ring-like lubricant supply device 6 is fitted into a recess 4 of a nut member 2. The lubricant supply device 6 contains a lubricant and is formed in an outer peripheral surface with notches 7. Tubular members 8 each having an outer diameter larger than the diameter of the notch 7 are inserted into the notches, pushing and widening the notches 7 in a circumferential direction. One end of the tubular member 8 is fitted into a recess 9b of a retaining ring 9 and the retaining ring 9 is fixed to a nut member 2.
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