Evacuated heat insulation unit

Details Evacuated heat insulation unit Evacuated heat insulation unit

1985-12-03

1987-06-02

Kittle, John E.

Receptacles

Receptacle having flexible, removable inner liner

Means for venting air trapped between the liner and its...

428172, 428461, 428 35, 428 69, 220444, 220450, B65D 7530

Patent

active

046696326

ABSTRACT:
A plate like insulation unit which includes an evacuated bag having two gas impermeable films sealed at peripheries thereof to form the bag and a heat insulating core material charged into the bag. The one gas impermeable film of the bag is a first film having a first metallic foil laminated to extend to the peripheries thereof, and the other gas permeable film is a second film having a metallic layer vapor deposited.

REFERENCES:
patent: 2774066 (1957-01-01), Gaugler et al.
patent: 2934811 (1960-06-01), Dillon
patent: 3307318 (1967-03-01), Bauman
patent: 4269323 (1981-05-01), Ito et al.
patent: 4529638 (1985-07-01), Yamamoto et al.
patent: 4581285 (1986-04-01), Mahefkey, Jr.

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