Invention Grant
- Patent Title: Rotatable valve in a cylinder intake duct
- Patent Title (中): 气瓶进气管中的可旋转阀
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Application No.: US12966752Application Date: 2010-12-13
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Publication No.: US08430074B2Publication Date: 2013-04-30
- Inventor: Thomas A. McCarthy , Jianwen James Yi
- Applicant: Thomas A. McCarthy , Jianwen James Yi
- 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 Julia Voutvras
- Main IPC: F02B31/06
- IPC: F02B31/06

Abstract:
A spark ignition direct injection fuel cylinder for an engine includes a rotatable valve at a curved wall of an intake duct. The rotatable valve provides a variable step in to adjust the degree of tumble airflow while reducing flow restriction to improve engine performance across operating conditions.
Public/Granted literature
- US20120145121A1 ROTATABLE VALVE IN A CYLINDER INTAKE DUCT Public/Granted day:2012-06-14
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