Means for protecting solar water heating equipment against frost damage
Patent
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OSTI ID:6578113
A solar water-heater absorber with upper and lower cylindrical headers has a rubber tube within each header. These tubes are sealed at one end and connected at the other ends to rigid copper tubes extending through sealed ends of the headers and connected to a pair of normally flattened rubber tubes housed within a further pipe. This pipe is disposed in a situation free from frost and its interior is connected to the water supply pipe line to the absorber.
- Assignee:
- S W Hart And Co Pty Ltd (Australia)
- Patent Number(s):
- US 4227512
- OSTI ID:
- 6578113
- Resource Relation:
- Patent Priority Date: Priority date 15 Dec 1977, Australia
- Country of Publication:
- United States
- Language:
- English
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