Title:
真空断熱材及び真空断熱材を用いた断熱箱及び冷蔵庫及び冷凍・空調装置及び給湯装置及び機器
Document Type and Number:
Japanese Patent JP5372029
Kind Code:
B2
Abstract:
A vacuum heat insulating material (7) including: a core material (5) structured by a laminated structure of an organic fiber assembly (1) formed by forming an organic fiber into a sheet shape and cutting an end face with a predetermined length, and having a core material opening portion formed by a through hole or a notch with cutting; a gas-barrier outer cover material (4) containing the core material (5) inside, having a sealing portion for sealing surrounding of the sheet-shaped organic fiber assembly (1) and surrounding of the core material opening portion, and hermetically sealing an inside with almost vacuum status by sealing the sealing portion; and an outer cover material opening portion provided at the outer cover material (4) under a status in which the sealing portion provided at the surrounding of the sheet-shaped organic fiber assembly (1) and the surrounding of the core material opening portion is sealed, being a through hole or a notch which is smaller than the core material opening portion with a sealed amount, and a long fiber being equal to or longer than a length of the sheet is used for the organic fiber.
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| JPS61241594 | VACUUM HEAT-INSULATING MATERIAL |
| JP2008185220 | VACUUM HEAT INSULATION MATERIAL |
Inventors:
Kyoko Nomura
Shuichi Iwata
Hiroshi Nakajima
Shuichi Iwata
Hiroshi Nakajima
Application Number:
JP2011002839A
Publication Date:
December 18, 2013
Filing Date:
January 11, 2011
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F16L59/06; F24H9/00; F25D23/00; F25D23/06
Domestic Patent References:
| JP2008223922A | ||||
| JP2006161939A | ||||
| JP2003293256A | ||||
| JP2005344870A | ||||
| JP2005257232A | ||||
| JP2008215632A | ||||
| JP2006162076A | ||||
| JP2008232372A |
Attorney, Agent or Firm:
Shoji Mizoi