Invention Grant
US09547223B2 Air filter including a holding frame formed of a resilient material and projector
有权
空气过滤器包括由弹性材料和投影仪形成的保持框架
- Patent Title: Air filter including a holding frame formed of a resilient material and projector
- Patent Title (中): 空气过滤器包括由弹性材料和投影仪形成的保持框架
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Application No.: US14215186Application Date: 2014-03-17
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Publication No.: US09547223B2Publication Date: 2017-01-17
- Inventor: Kiyotaka Nakano
- Applicant: Seiko Epson Corporation
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: ALG Intellectual Property, LLC
- Priority: JP2013-065803 20130327; JP2014-007532 20140120
- Main IPC: G03B21/16
- IPC: G03B21/16 ; B01D46/00 ; G03B21/20 ; G03B21/14 ; B01D46/10
Abstract:
An air filter includes a filter body configured to trap dust contained in air passing therethrough and a holding frame configured to surround an end edge of the filter body, and the holding frame is formed of a resilient material. The holding frame includes a first surface on a proximal end side in a direction of travel of air passing through the filter body, and a second surface on a distal end side in the direction of travel, and one of the first surface and the second surface is provided with a projecting portion.
Public/Granted literature
- US20140293240A1 AIR FILTER AND PROJECTOR Public/Granted day:2014-10-02
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