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Title:
DOME SCREEN
Document Type and Number:
WIPO Patent Application WO/2018/100880
Kind Code:
A1
Abstract:
[Problem] To provide a dome screen that prevents the omission of stars projected on the dome screen. [Solution] A dome screen 10 on which an image can be projected has a dome part 11 and a sheet part 12. The dome part 11 has a plurality of holes, and is formed into a hemispherical shape. The sheet part 12 is disposed on the outer side of the dome part 11 so as to overlap with the dome part 11, and has light reflectivity.

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JPH0721028[Name of invention] Speaker device for automobiles
Inventors:
UEDA HIROAKI (JP)
Application Number:
PCT/JP2017/036377
Publication Date:
June 07, 2018
Filing Date:
October 05, 2017
Export Citation:
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Assignee:
KONICA MINOLTA PLANETARIUM CO LTD (JP)
International Classes:
H04R1/02; G03B21/60
Foreign References:
JP2008107536A2008-05-08
JP2002148719A2002-05-22
JP2015084043A2015-04-30
JPH06332073A1994-12-02
JP2010262210A2010-11-18
JP2005017399A2005-01-20
JP2011175022A2011-09-08
Attorney, Agent or Firm:
HATTA & ASSOCIATES (JP)
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