To provide a hot water storage unit improved in scattering prevention properties of a heat insulating material used in a heat retaining tool, a deaeration packaging property and handling workability, with respect to the hot water storage unit composed of a hot water storage tank and the heat retaining tool covering an outer layer section.
In this hot water storage unit constituted by covering the outer layer section of the metallic hot water storage tank with the heat insulating material received in a bag, the heat insulating material is mainly composed of inorganic fiber molding having a fiber diameter of 0.1-15 m, the bag is composed of breathable cloth and an unbreathable film, an area of the cloth is 5-70% to the total area of the bag, and end joint strength of the bag is 1 N/25 mm or more.
NAEMURA SOICHIRO
ARIMA RYOICHI
YAMATO KOGYOSHO KK
| JP2007303748A | 2007-11-22 | |||
| JPH11343679A | 1999-12-14 | |||
| JP2008045580A | 2008-02-28 | |||
| JP2004122568A | 2004-04-22 | |||
| JPH11221872A | 1999-08-17 | |||
| JPS57205600A | 1982-12-16 | |||
| JP3256019B2 | 2002-02-12 |
Hideo Takei
Yoshio Narui
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