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Publication date
Application filedfiledCritical
Priority to JP1974121933UpriorityCriticalpatent/JPS5522447Y2/ja
Publication of JPS5147966UpublicationCriticalpatent/JPS5147966U/ja
Application grantedgrantedCritical
Publication of JPS5522447Y2publicationCriticalpatent/JPS5522447Y2/ja
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
Landscapes
Central Heating Systems
(AREA)
Domestic Hot-Water Supply Systems And Details Of Heating Systems
(AREA)
Compression-Type Refrigeration Machines With Reversible Cycles
(AREA)