Invention Grant
- Patent Title: Lighting apparatus
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Application No.: US16085514Application Date: 2016-03-17
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Publication No.: US10551726B2Publication Date: 2020-02-04
- Inventor: Katsuyuki Watanabe , Takatsugu Kawabata , Nobuyuki Kaku , Shinji Shibuya
- Applicant: MAXELL, LTD.
- Applicant Address: JP Kyoto
- Assignee: MAXELL, LTD.
- Current Assignee: MAXELL, LTD.
- Current Assignee Address: JP Kyoto
- Agency: McDermott Will & Emery LLP
- International Application: PCT/JP2016/058511 WO 20160317
- International Announcement: WO2017/158789 WO 20170921
- Main IPC: G03B21/16
- IPC: G03B21/16 ; F21V29/67 ; F21V33/00 ; G03B21/14 ; F21V29/74 ; G03B21/20

Abstract:
A lighting apparatus which is held in a state of being suspended from a mounting bracket fixed to a ceiling surface and emits illumination light is provided, and the lighting apparatus includes: an illumination light source for generating the illumination light disposed inside a housing; a projector disposed in an inner space of the housing and configured to project an image onto a projection surface; and a lint disposed in an upper portion inside the housing, wherein an air intake and an air outlet are formed at such positions in the housing that air flow generated by the fan is sucked from a lower portion of the housing, passes upward through a vicinity of the illumination light source and the projector, and is exhausted from the upper portion of the housing.
Public/Granted literature
- US20190079374A1 LIGHTING APPARATUS Public/Granted day:2019-03-14
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