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Patent Searching and Data


Title:
GLASS PANEL UNIT ASSEMBLY, PRODUCTION METHOD FOR GLASS PANEL UNIT
Document Type and Number:
WIPO Patent Application WO/2019/207972
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a glass panel unit assembly and a production method for a glass panel unit that make it possible to improve evacuation efficiency. A glass panel unit assembly (100) that comprises glass substrates (200, 300), a frame-shaped peripheral wall (410) that is between the glass substrates (200, 300), partitions (420a–420p), an evacuation port (700), and a plurality of airflow passages (600). The partitions (420a–420p) partition an internal space (500) into an evacuation space (510e), an airflow space (520a), and a connecting space (520b). The evacuation port (700) connects the airflow space (520a) and an external space. The plurality of airflow passages (600) include first airflow passages (611, 612) that connect the evacuation space (510e) and the connecting space (520b) and second airflow passages (621, 622) that connect the connecting space (520b) and the airflow space (520a). The second airflow passages (621, 622) include a specific airflow passage (622) that is larger than the first airflow passages (611, 612).

Inventors:
ISHIBASHI TASUKU
URIU EIICHI
HASEGAWA KAZUYA
ABE HIROYUKI
NONAKA MASATAKA
SHIMIZU TAKESHI
ISHIKAWA HARUHIKO
Application Number:
PCT/JP2019/009231
Publication Date:
October 31, 2019
Filing Date:
March 08, 2019
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
C03C27/06; E06B3/663; E06B3/677
Domestic Patent References:
WO2013172034A12013-11-21
WO2017043054A12017-03-16
Foreign References:
JP2016108799A2016-06-20
Other References:
See also references of EP 3786127A4
Attorney, Agent or Firm:
HOKUTO PATENT ATTORNEYS OFFICE (JP)
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