Heat exchange – Movable heating or cooling surface – Rotary drum
Patent
1982-07-02
1984-10-16
Cline, William R.
Heat exchange
Movable heating or cooling surface
Rotary drum
623241, 237 2B, F25B 2900
Patent
active
044769202
ABSTRACT:
A method and apparatus for integrating operation of a heat pump and a separate heating source are disclosed. The combination of a heating lockout relay and an interlock relay are utilized to provide for fail safe integrated operation including providing for selected control functions and for isolating other functions to prevent a failed electrical component from operating the system in an undesirable manner.
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Carrier Publication, "Installation and Instructions 38CQ, RQ, HQ Optimizer II Accessory Control.
D'Aversa Richard D.
Drucker Alan S.
Jeffers Richard D.
Carrier Corporation
Cline William R.
Hayter Robert P.
Kramer John M.
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