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Title:
METHOD FOR MANUFACTURING VACUUM HEAT INSULATOR, THERMAL INSULATION BOX, AND VACUUM HEAT INSULATOR
Document Type and Number:
Japanese Patent JP2016061435
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a method for manufacturing a vacuum heat insulator, a thermal insulation box, and a vacuum heat insulator, while saving energy and resources.SOLUTION: A vacuum heat insulator 1 includes a core material 10 composed of a fiber assembly, and wrapping materials 20 and 21 with which the core material 10 is covered. The inside of the wrapping materials 20 and 21 is depressurized and sealed. The core material 10 has a compressive stress of 5 kPa or less when compressed in thickness by 50% under atmospheric pressure after taken out of the inside of the wrapping materials 20 and 21.SELECTED DRAWING: Figure 1

Inventors:
FUJIMURA KAZUMASA
INUZUKA TAKAYUKI
MUKOYAMA TAKAYOSHI
ABIKO SHOHEI
TAKAI HIROAKI
FUJIMORI YOSUKE
Application Number:
JP2014192606A
Publication Date:
April 25, 2016
Filing Date:
September 22, 2014
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
F16L59/06
Domestic Patent References:
JP2013019475A2013-01-31
JP4576196B22010-11-04
JP2006177497A2006-07-06
JP2013019475A2013-01-31
JPS6465390A1989-03-10
JPH09318238A1997-12-12
JPS6465390A1989-03-10
JPH09318238A1997-12-12
JP4576196B22010-11-04
JP2006177497A2006-07-06
JP2013019475A2013-01-31
Attorney, Agent or Firm:
Patent Business Corporation Kisa Patent Trademark Office



 
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