Title:
フリーザハウジング
Document Type and Number:
Japanese Patent JP6813344
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a freezer housing capable of eliminating charging unevenness of a heat insulation layer forming a partition wall, having no risk of secondary foaming, and having excellent adiabaticity and high strength.SOLUTION: A housing of a freezer has a cooling space therein. A partition wall 12 of the housing comprises: an inner plate 14 forming an inside surface, and made of stainless steel; an outer plate 16 forming an outside surface, and made of fiber-reinforced plastic material; and a filler provided between the inner plate 14 and the outer plate 16. The filler has: a foam resin material 18 provided outside the inner plate 14; a buffer 20 with bubbles provided outside the foam resin material 18; and a hard and heat-insulation resin material 22 provided outside the buffer 20 with bubbles.SELECTED DRAWING: Figure 2
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Inventors:
Hirohisa Hirano
Application Number:
JP2016234579A
Publication Date:
January 13, 2021
Filing Date:
December 01, 2016
Export Citation:
Assignee:
Maekawa Manufacturing Co., Ltd.
International Classes:
F25D23/08; F25D13/06
Domestic Patent References:
| JP9004970A | ||||
| JP2010169302A | ||||
| JP9317044A | ||||
| JP8313150A | ||||
| JP2008106816A | ||||
| JP3014458U |
Foreign References:
| US4831780 | ||||
| WO2013157154A1 |
Attorney, Agent or Firm:
Seishin ip patent business corporation