Electrical transmission or interconnection systems – Switching systems – Switch actuation
Patent
1991-12-13
1994-01-11
Williams, Howard L.
Electrical transmission or interconnection systems
Switching systems
Switch actuation
4493, 4509, 137563, 13762412, 3611691, E04H 412, E03C 102
Patent
active
052784550
ABSTRACT:
A control for a spa and swimming pool pump and heater assembly with diverter valves, includes a selectively actuable pump and spa heater actuator or relay having a first latching circuit, and having a separate first unlatching switch or relay contact, a selectively actuable pump and pool heater actuator or relay having a second latching circuit including the first unlatching switch or relay contact, and having a second unlatching switch or relay contact in the first latching circuit. The control also includes a diverter valve actuator in parallel to one of the pump and spa heater actuator or relay and pump and pool heater actuator or relay.
REFERENCES:
patent: 3781925 (1974-01-01), Curtis et al.
patent: 4185333 (1980-01-01), Ortega
patent: 4315248 (1982-02-01), Ward
patent: 4322297 (1982-03-01), Bajka
patent: 4404697 (1983-09-01), Hatcher
patent: 4424438 (1984-01-01), Antelman et al.
patent: 4712104 (1987-12-01), Kobayashi
patent: 4742456 (1988-05-01), Kamena
patent: 4780917 (1988-11-01), Hancock
CP-2000 Pool/Spa Control System, by Compool Corporation (1989).
Comtrol Complete Pool and Spa Control, by Compool Corporation (1989).
LX-80 Commercial Pool/Spa Control System, by Compool Corporation (1989).
Swim Master Pool/Spa Control System, by Compool Corporation (1989).
Time Master, by Compool Corporation (1982).
RC1000 Series Radio Remote Control System, by Intermatic Incorporated (1988).
Radio Controls for Spas & Pools, by Intermatic Incorporated (1988).
Autospa, by Chardonnay Corporation (1986).
Pulsar Control Corporation (1989).
Elms Richard T.
Teledyne Industries Inc.
Williams Howard L.
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