Invention Grant
- Patent Title: Electric damper
- Patent Title (中): 电阻尼器
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Application No.: US14390567Application Date: 2013-03-27
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Publication No.: US09300188B2Publication Date: 2016-03-29
- Inventor: Marco Willems
- Applicant: AUDI AG
- Applicant Address: DE Ingolstadt
- Assignee: AUDI AG
- Current Assignee: AUDI AG
- Current Assignee Address: DE Ingolstadt
- Agency: Henry M. Feiereisen LLC
- Priority: DE102012007120 20120405
- International Application: PCT/EP2013/000914 WO 20130327
- International Announcement: WO2013/149710 WO 20131010
- Main IPC: H02K21/04
- IPC: H02K21/04 ; H02K7/18 ; B60G13/14 ; B60G17/015 ; F16F15/03 ; H02K35/04 ; H02P101/45

Abstract:
The invention relates to an electric damper (10) for damping the relative motion between a first and a second mass, comprising a generator (26) that can be driven by the mass motion. The invention is characterized in that, in addition to the field generating means (18) present in the generator (26), an additional field winding (24) is provided for producing a secondary magnetic field, the additional field winding (24) being arranged in such a way that the primary and secondary magnetic fields have oppositely oriented field lines.
Public/Granted literature
- US20150054290A1 ELECTRIC DAMPER Public/Granted day:2015-02-26
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