Tankless hot water heater
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United States of America Patent
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Sep 13, 2005
Issued Date -
N/A
app pub date -
Jan 29, 2004
filing date -
May 20, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An inline heating device for fluid has rotary members frictionally engaging a fixed heat exchanger chamber defining a central fluid transfer conduit. The rotary members are rotated by a drive shaft having a multiple vein turbine assembly adjacent the heat exchanger chamber fluid transfer conduit being driven by the fluid flow therethrough. The rotary members have enhanced friction engagement surface portions which are spring urged against a portion of the heat exchanger chamber generating heat therein for thermal transfer to the fluid flow therewithin.
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