发明名称 |
ENERGY SAVING DEVICE FOR HABITABLE BUILDING ENCLOSURES HAVING A HEAT CHANGING SYSTEM |
摘要 |
<p>A uni-directional valve arrangement placed in a predetermined location between a habitable enclosure and a heating or cooling system which is exposed to outdoor temperatures prevents air of undesirable temperature in the system from passing into the enclosure by gravity flow.</p> |
申请公布号 |
CA1101815(A) |
申请公布日期 |
1981.05.26 |
申请号 |
CA19780308874 |
申请日期 |
1978.08.08 |
申请人 |
BVM LTD. |
发明人 |
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分类号 |
F28F9/22;F24H9/02;F28F27/02 |
主分类号 |
F28F9/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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