JPS5815659B
PURPOSE:To provide the magnetic fluid sealing device that can supply magnetic fluid from between minute protrusions irrespective of contraction of a rotation shaft, and can maintain an effective seal resisting pressure produced by magnetic fluid.
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To provide the magnetic fluid sealing device that can supply magnetic fluid from between minute protrusions irrespective of contraction of a rotation shaft, and can maintain an effective seal resisting pressure produced by magnetic fluid. |
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