Title:
MOLDING DEVICE FOR LENS PRODUCTION
Document Type and Number:
WIPO Patent Application WO/2020/111313
Kind Code:
A1
Abstract:
The present invention relates to a molding device for lens production, comprising: a lower core having, on the upper surface thereof, a plurality of lens processing parts which are recessed by a predetermined depth in a shape corresponding to the curved surface of a lens to be produced; an upper core which is disposed on the upper side of the lower core and provides pressure to the lens by pressing same toward the side of the lens processing parts; a holder of which the center is formed outside the lower core and the upper core; and a stop ring which is disposed outside the holder and has a through hole having an inner diameter larger than the outer diameter of the holder to accommodate the holder, wherein, the holder has, in the central portion thereof, a core hole in which the lower core and the upper core are accommodated, wherein the core hole is formed in a shape corresponding to the lower surface of the upper core contacting the lens processing parts when pressure is applied to the upper surface of the lower core having the plurality of lens processing parts formed therein and the lens processing parts.
Inventors:
YANG KOOK HYUN (KR)
Application Number:
PCT/KR2018/014858
Publication Date:
June 04, 2020
Filing Date:
November 28, 2018
Export Citation:
Assignee:
IOSOLUTION CO LTD (KR)
International Classes:
B29D11/00; B29C33/10; B29C33/76
Foreign References:
| JP2011105559A | 2011-06-02 | |||
| JP2012116697A | 2012-06-21 | |||
| JP2007176707A | 2007-07-12 | |||
| JPH08301624A | 1996-11-19 | |||
| JP2011026152A | 2011-02-10 | |||
| JPH07148857A | 1995-06-13 |
Attorney, Agent or Firm:
SMART PATENT LAW FIRM (KR)
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