发明名称 Ventilation unit for e.g. mounting in veranda roof, contains hinged air inlet and outlet valves controlled by printed electronic circuit
摘要 <p>A hinged inlet valve (4) is used to close the air inlet opening (2) and a hinged outlet valve (5) is used to close the air outlet opening (3). The two valves and fan (8) are controlled via an integral printed electronic circuit inside the unit.</p>
申请公布号 NL1025451(C2) 申请公布日期 2004.08.23
申请号 NL20041025451 申请日期 2004.02.10
申请人 PAUL RENSON;RENSON VENTILATION N.V. 发明人 HILONE DEMUNCK;PATRICK PERQUY;DANNY VANRIJKEL
分类号 F24F7/013;F24F13/14;F24F13/18;(IPC1-7):F24F7/013 主分类号 F24F7/013
代理机构 代理人
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