发明名称 |
Heating and air conditioning system |
摘要 |
A heating system for an inhabitable enclosure having a first heating system that maintains a first temperature in the absence of persons in the enclosure and a second heating system that maintains a second elevated temperature using outside fresh air with control means to detect the presence of a person in the enclosure to energize the second system.
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申请公布号 |
US4410131(A) |
申请公布日期 |
1983.10.18 |
申请号 |
US19820362553 |
申请日期 |
1982.03.26 |
申请人 |
SCHMIDT REUTER INGENIEURGESELLSCHAFT MBH & CO. KG |
发明人 |
RADTKE, WOLFGANG;BORBELY, GYOERGY |
分类号 |
F24D5/02;F24D9/00;F24D19/10;(IPC1-7):F25B29/00;G05D23/00 |
主分类号 |
F24D5/02 |
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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