Automatic temperature and humidity regulation – Closed fluid heaters – Safety cut-out
Reexamination Certificate
2006-01-03
2006-01-03
Tanner, Harry B. (Department: 3744)
Automatic temperature and humidity regulation
Closed fluid heaters
Safety cut-out
C236S02000A, C219S519000
Reexamination Certificate
active
06981650
ABSTRACT:
A pool/spa heater having a temperature control portion which is connectable to an external temperature regulating controller, in which the temperature control portion has at least one primary temperature limiting control switch with a first temperature setpoint, at least one secondary temperature limiting control switch with a second temperature setpoint, a third switch adapted for connection with the external temperature regulating controller, and wherein the second temperature setpoint is higher than a maximum temperature setting on the external temperature regulating controller but lower than the first temperature setpoint. The temperature control portion can further have an on/off switch.
REFERENCES:
patent: 4279128 (1981-07-01), Leniger
patent: 4335578 (1982-06-01), Osborn et al.
patent: 4361274 (1982-11-01), Raleigh et al.
patent: 4381031 (1983-04-01), Whitaker et al.
patent: 4393527 (1983-07-01), Ramey
patent: 4406278 (1983-09-01), Demmer
patent: 4445464 (1984-05-01), Gerstmann et al.
patent: 4733417 (1988-03-01), De Shon
patent: 5117233 (1992-05-01), Hamos et al.
patent: 5172754 (1992-12-01), Graber et al.
patent: 5184472 (1993-02-01), Guilbault et al.
patent: 5318007 (1994-06-01), Afshar
patent: 5585025 (1996-12-01), Idland
patent: 5794280 (1998-08-01), Hansen et al.
patent: 6407469 (2002-06-01), Cline et al.
Owenson Peter
Uy Dindo
Buchanan & Ingersoll PC
Jandy Pool Products, Inc.
Tanner Harry B.
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