Invention Grant
- Patent Title: Traction mechanism drive with a compensating device for vibration reduction
- Patent Title (中): 牵引机构用补偿装置驱动减振
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Application No.: US12439616Application Date: 2007-07-27
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Publication No.: US08662038B2Publication Date: 2014-03-04
- Inventor: Steffen Latz , Stefan Belmer
- Applicant: Steffen Latz , Stefan Belmer
- Applicant Address: DE Munich
- Assignee: iwis motorsysteme GmbH & Co. KG
- Current Assignee: iwis motorsysteme GmbH & Co. KG
- Current Assignee Address: DE Munich
- Agency: Leydig, Voit & Mayer, Ltd.
- Priority: DE102006041417 20060904
- International Application: PCT/EP2007/006688 WO 20070727
- International Announcement: WO2008/028541 WO 20080313
- Main IPC: F01L1/34
- IPC: F01L1/34

Abstract:
The present invention relates to a traction drive with a compensating device for vibration reduction of a driven shaft, for example a camshaft, a water pump shaft or an injection pump shaft of an internal combustion engine, having a drive wheel which is coupled to the shaft, having a drive means, and having at least one compensating mass which is relatively movable in the traction drive and having at least one actuating mechanism for moving the compensating mass. Here, the compensating mass is movable in or counter to the rotational direction of the shaft, and the actuating mechanism is formed as a tangentially acting actuator for moving the compensating mass. The invention also relates to a method for vibration reduction in a traction drive, having a driven shaft, a drive wheel and a drive means, wherein at least one actuating mechanism moves at least one compensating mass which is relatively movable in the traction drive, having the steps: activating the actuating mechanism, moving the compensating mass and generating a compensating torque at the driven shaft. In the case of a control drive with a camshaft adjusting system for the angular adjustment of the control time, the camshaft which is movable relative to the traction drive can simultaneously be used as a compensating mass for vibration reduction.
Public/Granted literature
- US20090293823A1 TRACTION MECHANISM DRIVE WITH A COMPENSATING DEVICE FOR VIBRATION REDUCTION Public/Granted day:2009-12-03
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