Invention Grant
US08500128B2 Sealing device for a cooling agent supply on a rotating spindle and machine tool comprising such a sealing device
失效
用于在旋转主轴上的冷却剂供应的密封装置和包括这种密封装置的机床
- Patent Title: Sealing device for a cooling agent supply on a rotating spindle and machine tool comprising such a sealing device
- Patent Title (中): 用于在旋转主轴上的冷却剂供应的密封装置和包括这种密封装置的机床
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Application No.: US12452704Application Date: 2008-07-02
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Publication No.: US08500128B2Publication Date: 2013-08-06
- Inventor: Alfons Gail , Stefan Beichl
- Applicant: Alfons Gail , Stefan Beichl
- Applicant Address: DE Munich
- Assignee: MTU Aero Engines GmbH
- Current Assignee: MTU Aero Engines GmbH
- Current Assignee Address: DE Munich
- Agency: W. F. Fasse
- Priority: DE102007032889 20070714
- International Application: PCT/DE2008/001105 WO 20080702
- International Announcement: WO2009/010040 WO 20090122
- Main IPC: F16J15/44
- IPC: F16J15/44
Abstract:
A sealing device for a coolant supply on a rotating spindle includes a first brush seal and a second brush seal arranged one after another in series on the spindle. An annular leakage chamber is formed axially between the first and second brush seals, and radially between the spindle and a spindle housing.
Public/Granted literature
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