Invention Grant
- Patent Title: Plastic muffler with Helmholtz chamber
- Patent Title (中): 塑料消声器与亥姆霍兹室
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Application No.: US13576820Application Date: 2011-01-12
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Publication No.: US08800713B2Publication Date: 2014-08-12
- Inventor: Thorsten Keesser , Robin Willats , Dennis Boennen , Joseph E. Callahan
- Applicant: Thorsten Keesser , Robin Willats , Dennis Boennen , Joseph E. Callahan
- Applicant Address: US IN Columbus
- Assignee: Faurecia Emissions Control Technologies, USA, LLC
- Current Assignee: Faurecia Emissions Control Technologies, USA, LLC
- Current Assignee Address: US IN Columbus
- Agency: Carlson, Gaskey & Olds, PC
- International Application: PCT/US2011/020917 WO 20110112
- International Announcement: WO2011/100083 WO 20110818
- Main IPC: F01N1/02
- IPC: F01N1/02 ; F01N1/04
Abstract:
A muffler for a vehicle exhaust system includes a plastic outer shell that defines an internal cavity. A metal pipe extends through the internal cavity from an inlet to an outlet. A Helmholtz chamber is formed within the plastic outer shell to attenuate a desired frequency.
Public/Granted literature
- US20120292128A1 PLASTIC MUFFLER WITH HELMHOLTZ CHAMBER Public/Granted day:2012-11-22
Information query
