Title:
LASER ASSEMBLY AND LASER PROJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/174143
Kind Code:
A1
Abstract:
A laser assembly, comprising a laser array (1), a fixing support (2), and a first seal ring (3). The fixing support (2) comprises a first end surface (A) and a second end surface (B) disposed opposite one another, the first end surface (A) of the fixing support (2) being opened with a groove (20). The fixing support (2) further comprises a light-passing opening (21), and the light-passing opening (21) is located at a bottom portion of the groove (20) and runs through the fixing support (2). The groove (20) is configured to accommodate and fix the laser array (1), and at the same time, cause a light-emitting surface of the laser array (1) to face the light-passing opening (21). The first seal ring (3) is used for sealing a gap between a side wall of the laser array (1) and an inner wall of the groove (20).
Inventors:
FAN HONGJIE (CN)
ZHAO FEI (CN)
ZHOU ZINAN (CN)
PANG XIANGLAI (CN)
ZHAO FEI (CN)
ZHOU ZINAN (CN)
PANG XIANGLAI (CN)
Application Number:
PCT/CN2018/091141
Publication Date:
September 19, 2019
Filing Date:
June 13, 2018
Export Citation:
Assignee:
QINGDAO HISENSE LASER DISPLAY CO LTD (CN)
International Classes:
H01S3/02; G03B21/20
Foreign References:
| CN205385193U | 2016-07-13 | |||
| CN205811265U | 2016-12-14 | |||
| CN105404085A | 2016-03-16 | |||
| CN105573034A | 2016-05-11 | |||
| CN206449489U | 2017-08-29 | |||
| CN105179984A | 2015-12-23 | |||
| CN103574317A | 2014-02-12 | |||
| CN103062682A | 2013-04-24 | |||
| US20150036107A1 | 2015-02-05 | |||
| JP2009223121A | 2009-10-01 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT&TRADEMARK AGENT LTD. (CN)
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