The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 13, 2016
Filed:
Jul. 22, 2010
Tomonori Kamaka, Yachiyo, JP;
Yoji Shimokawa, Funabashi, JP;
Susumu Inagaki, Yachiyo, JP;
Hirohiko Kakinuma, Sapporo, JP;
Iwao Sato, Sapporo, JP;
Tomoaki Kito, Sapporo, JP;
Tomonori Kamaka, Yachiyo, JP;
Yoji Shimokawa, Funabashi, JP;
Susumu Inagaki, Yachiyo, JP;
Hirohiko Kakinuma, Sapporo, JP;
Iwao Sato, Sapporo, JP;
Tomoaki Kito, Sapporo, JP;
TOHO SHEET & FRAME CO., LTD, Tokyo, JP;
HOKKAIDO RAILWAY COMPANY, Sapporo-Shi, JP;
Abstract
A multi-layered window structure of the present invention includes: a first window pane made of glass; a second window pane made of polycarbonate, being smaller in both height and width than the first window pane, and formed to a thickness of 5 mm to 30 mm; a hollow annular spacer disposed so as to extend along edges of the first window pane and the second window pane, and having holes in a side wall facing an air layer between the first window pane and the second window pane; and a primary sealer being an elastic body, with a thickness of 0.5 mm or more and a width of 6 mm or more, that extends along the edges of the first window pane and the second window pane, and is disposed between the first window pane and the spacer, and between the second window pane and the spacer.