Invention Grant
- Patent Title: Dust shielding apparatus
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Application No.: US14128826Application Date: 2011-07-01
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Publication No.: US10225633B2Publication Date: 2019-03-05
- Inventor: Andreas Frömel , Jani Kuivalainen
- Applicant: Andreas Frömel , Jani Kuivalainen
- Applicant Address: FI Espoo
- Assignee: Nokia Technologies Oy
- Current Assignee: Nokia Technologies Oy
- Current Assignee Address: FI Espoo
- Agency: Harrington & Smith
- International Application: PCT/IB2011/052921 WO 20110701
- International Announcement: WO2013/005073 WO 20130110
- Main IPC: H04R1/02
- IPC: H04R1/02 ; H04M1/18 ; H04R1/12 ; H04M1/03
Abstract:
An apparatus comprising at least one sound aperture configured to be acoustically coupled to an air displacement component, wherein the at least one sound aperture configured to produce a magnetically shielded region to form a trap for particles.
Public/Granted literature
- US20140334649A1 DUST SHIELDING APPARATUS Public/Granted day:2014-11-13
Information query
