Invention Grant
- Patent Title: Multilayer brush having a composite
- Patent Title (中): 多层刷具有复合材料
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Application No.: US12810674Application Date: 2008-12-16
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Publication No.: US08368281B2Publication Date: 2013-02-05
- Inventor: Hans Hoell , Michael Bayer , Sven Hartmann , Gerhard Bachauer
- Applicant: Hans Hoell , Michael Bayer , Sven Hartmann , Gerhard Bachauer
- Applicant Address: DE Stuttgart
- Assignee: Robert Bosch GmbH
- Current Assignee: Robert Bosch GmbH
- Current Assignee Address: DE Stuttgart
- Agency: Kenyon & Kenyon LLP
- Priority: DE102007063333 20071227
- International Application: PCT/EP2008/067590 WO 20081216
- International Announcement: WO2009/083433 WO 20090709
- Main IPC: H02K13/00
- IPC: H02K13/00

Abstract:
A multilayer brush, which essentially contains a composite having a graphite component and having a copper component, and a layered structure, a first layer being furnished with a high copper component and a further layer being furnished with a comparatively low copper component. It is provided that the copper component of the first layer in comparison with the copper component of the second layer corresponds to a ratio of ≦3/2.
Public/Granted literature
- US20110018386A1 MULTILAYER BRUSH Public/Granted day:2011-01-27
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