Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP3535277ApriorityCriticalpatent/JPS5926212B2/en
Publication of JPS53122242ApublicationCriticalpatent/JPS53122242A/en
Publication of JPS5926212B2publicationCriticalpatent/JPS5926212B2/en
PURPOSE: To accomplish intake of air with almost constant temperature into a room regardless of change in the amount of air flow in an inlet port by means of a positive resistance temperature coefficient heater provided to the inlet port which is made on the wall of a house.
COPYRIGHT: (C)1978,JPO&Japio
JP3535277A1977-03-311977-03-31
house air intake
ExpiredJPS5926212B2
(en)