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:
Apr. 09, 2019
Filed:
Jun. 08, 2017
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka-shi, Osaka, JP;
Inventors:
Hideji Kawarazaki, Osaka, JP;
Tsuyoki Hirai, Shiga, JP;
Toshiaki Hirano, Shiga, JP;
Tomoaki Kitano, Shiga, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
F16L 59/065 (2006.01); F25D 23/06 (2006.01);
U.S. Cl.
CPC ...
F16L 59/065 (2013.01); F25D 23/06 (2013.01); F25D 23/064 (2013.01); F25D 2201/1262 (2013.01); F25D 2201/14 (2013.01); Y10T 428/231 (2015.01);
Abstract
A vacuum insulation body includes an outer box (), an inner box (), open-cell urethane foam () in the insulation space () between the outer box () and the inner box (); and a vacuum outlet () in one of the outer box () and the inner box (). The urethane foam () includes a through passage () leading to the vacuum outlet (). The vacuum outlet () is sealed after the insulation space () filled with the urethane foam () is vacuum-evacuated.