Title:
METHOD FOR MANUFACTURING LID WITH LENS
Document Type and Number:
WIPO Patent Application WO/2014/115205
Kind Code:
A1
Abstract:
In a lid with a lens, a metal lid body has a cylinder, a first flange, and a second flange, a borosilicate glass lens being adhered to the second flange so as to cover a window hole. A method for manufacturing the lid with a lens is provided with: a first step for disposing a first mold that is fitted into the inner side of the cylinder, a second mold that is positioned on the outer side of the cylinder, lens material, and a cylindrical outer frame; a second step for heating to a molten state the lens material to form a lens and adhering the lens to the second flange; and a third step for removing the lid with a lens from the first mold, the second mold, and the outer frame. Silicon nitride is used as the material for the first mold, the second mold, and the outer frame.
Inventors:
ISHIKAWA SAKI
HAYASHI SHINTARO
NAKATANI TOMOHIRO
FUKSHIMA HIROSHI
HAYASHI SHINTARO
NAKATANI TOMOHIRO
FUKSHIMA HIROSHI
Application Number:
PCT/JP2013/006678
Publication Date:
July 31, 2014
Filing Date:
November 13, 2013
Export Citation:
Assignee:
PANASONIC CORP (JP)
International Classes:
G02B7/02; C03B11/00; G02B3/00; G02B3/02
Foreign References:
| JPS5619685A | 1981-02-24 | |||
| JP2010195683A | 2010-09-09 | |||
| JPH1129333A | 1999-02-02 |
Attorney, Agent or Firm:
NISHIKAWA, Yoshikiyo et al. (JP)
Yoshikiyo Nishikawa (JP)
Yoshikiyo Nishikawa (JP)
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