Invention Grant
US07140355B2 Valve control to reduce modal frequencies that may cause vibration
有权
阀门控制以减少可能引起振动的模态频率
- Patent Title: Valve control to reduce modal frequencies that may cause vibration
- Patent Title (中): 阀门控制以减少可能引起振动的模态频率
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Application No.: US10805615Application Date: 2004-03-19
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Publication No.: US07140355B2Publication Date: 2006-11-28
- Inventor: John O. Michelini , Donald J. Lewis
- Applicant: John O. Michelini , Donald J. Lewis
- Applicant Address: US MI Dearborn
- Assignee: Ford Global Technologies, LLC
- Current Assignee: Ford Global Technologies, LLC
- Current Assignee Address: US MI Dearborn
- Agency: Alleman Hall McCoy Russell & Tuttle LLP
- Agent Allan J. Lippa
- Main IPC: F02B75/06
- IPC: F02B75/06
Abstract:
A method to reduce chassis vibration in an engine with valves that may be deactivated. Valves are controlled to avoid exciting modal frequencies of mechanical components and systems.
Public/Granted literature
- US20050205045A1 Valve control to reduce modal frequencies that may cause vibration Public/Granted day:2005-09-22
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