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Patent Searching and Data


Title:
SEALING LID FORMED FROM TRANSLUCENT MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/159858
Kind Code:
A1
Abstract:
The present invention pertains to a sealing lid for an optical element package in which a translucent material such as glass capable of transmitting visible light or the like is used. The present invention includes a lid body formed from a translucent material, and the lid body is provided with a junction region having a frame shape corresponding to the outer peripheral shape of the lid body. A brazing material comprising a plurality of eutectic alloy pieces is fused on the junction region of the lid body. Examples of the arrangement state of the brazing material include spherical brazing materials arranged in a contiguous manner on the frame shape along the junction region.

Inventors:
KUSAMORI HIROYUKI (JP)
SHIMADA TOMOHIRO (JP)
IRIBE TAKESHI (JP)
KUDO NORIYUKI (JP)
TANAKA KATSUNAO (JP)
Application Number:
PCT/JP2019/004772
Publication Date:
August 22, 2019
Filing Date:
February 12, 2019
Export Citation:
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Assignee:
TANAKA PRECIOUS METAL IND (JP)
International Classes:
H01L23/02; B23K1/00; B23K35/30; C22C5/02; H01L33/52
Foreign References:
JPS58127474A1983-07-29
US20060164631A12006-07-27
JPH0936690A1997-02-07
JP2008147234A2008-06-26
JPH07249750A1995-09-26
JP2004146392A2004-05-20
JP2008311456A2008-12-25
JP2006145610A2006-06-08
JP2007242642A2007-09-20
Other References:
See also references of EP 3754699A4
Attorney, Agent or Firm:
TANAKA AND OKAZAKI (JP)
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