Invention Grant
- Patent Title: Projector with enhanced grounding effect
- Patent Title (中): 投影机具有增强的接地效果
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Application No.: US11615913Application Date: 2006-12-22
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Publication No.: US07766492B2Publication Date: 2010-08-03
- Inventor: Jung-Hsing Peng , Hsien-Chen Lee
- Applicant: Jung-Hsing Peng , Hsien-Chen Lee
- Applicant Address: TW Taoyuan County
- Assignee: Qisda Corporation
- Current Assignee: Qisda Corporation
- Current Assignee Address: TW Taoyuan County
- Priority: TW95113914A 20060419
- Main IPC: G03B21/14
- IPC: G03B21/14
Abstract:
A projector comprises a light machine, a housing accommodating the light machine, a circuit board disposed above the light machine, a semi-sealed shell covering the circuit board, a copper post supporting the semi-sealed shell and connecting the housing and the semi-sealed shell, and at least one contact element contacting the copper post to prevent electromagnetic interference.
Public/Granted literature
- US20080239254A1 PROJECTOR WITH ENHANCED GROUNDING EFFECT Public/Granted day:2008-10-02
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