SPINDLE DEVICE
PROBLEM TO BE SOLVED: To provide a spindle device capable of high speed rotation with a dmn value being one million or more, and having a superior waterproof function.SOLUTION: At least a portion of rotating member 40 constituting a portion of waterproof function for suppressing entry of liquid to a...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a spindle device capable of high speed rotation with a dmn value being one million or more, and having a superior waterproof function.SOLUTION: At least a portion of rotating member 40 constituting a portion of waterproof function for suppressing entry of liquid to a front side bearing 50, 50, being fixed integrally rotatably to a rotation shaft 11 of a spindle device 10 is formed of carbon fiber complex material. |
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