Invention Grant
- Patent Title: High frequency silencer for an air induction system
-
Application No.: US15036949Application Date: 2014-11-18
-
Publication No.: US09970351B2Publication Date: 2018-05-15
- Inventor: Michael T. Zuroski , Paul A. Hayes
- Applicant: Cummins Filtration IP, Inc.
- Applicant Address: US IN Columbus
- Assignee: Cummins Filtration IP, Inc.
- Current Assignee: Cummins Filtration IP, Inc.
- Current Assignee Address: US IN Columbus
- Agency: Foley & Lardner LLP
- International Application: PCT/US2014/066204 WO 20141118
- International Announcement: WO2015/077245 WO 20150528
- Main IPC: F02B77/13
- IPC: F02B77/13 ; F02M35/14 ; F02M35/024 ; F02C7/045 ; B01D46/42 ; F02M35/12

Abstract:
A filter assembly including a filter media sized for positioning within an air induction system, the filter media possessing a first side and a second side substantially opposite the first side. The filter assembly includes a layer of sound absorbing foam positioned adjacent one of the first side of the filter media and the second side of the filter media, the sound absorbing foam including a plurality of perforations therein, the plurality of perforations permitting air to flow through the filter media and the layer of sound absorbing foam.
Public/Granted literature
- US20160258355A1 HIGH FREQUENCY SILENCER FOR AN AIR INDUCTION SYSTEM Public/Granted day:2016-09-08
Information query