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U.S. Department of Energy
Office of Scientific and Technical Information

Solar collector panel

Patent ·
OSTI ID:6184838
A solar collector panel wherein a dead air space above an absorption plate is provided with a hermetically sealed vapor phase insulating gas within a plastic envelope. The flexible nature of the envelope permits expansion and contraction of the gas therewithin avoiding the necessity for a pressure equalization membrane or valve. A heat transfer fluid is circulated between channels along a sinusoidal path of a plastic member selectively sealed to the underside of the absorption plate.
Assignee:
IFI; EDB-81-129174
Patent Number(s):
US 4279243
OSTI ID:
6184838
Country of Publication:
United States
Language:
English