Electric heating – Heating devices – Combined with diverse-type art device
Patent
1980-09-15
1982-10-05
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
Combined with diverse-type art device
5422, 219328, 219527, H05B 300
Patent
active
043529763
ABSTRACT:
The combination of a water bed structure comprising a horizontal platform, a water-filled flotation mattress with a bottom wall atop the platform and a retainer projecting upwardly from the platform and supporting the perimeter of the mattress, and a heater system maintaining the mattress at a set operating temperature including a resistance heater between the platform and said bottom wall and spaced inward from the retainer; temperature control means for the heater including a control unit at the exterior of the bed structure, a service cord between the unit and a power source, an elongate flexible electrical loom having inner and outer end portions and including an outer jacket, a pair of power lines coextensive therewith and a pair of current conductors coextensive with the inner portion thereof, a temperature sensing device within the central portion of the loom and connected between the conductors, the inner ends of the lines connect with the heater, the outer ends of the lines and conductors are connected with a switching circuit in the unit, the loom extends from the unit to the heater between the platform and mattress whereby said device is positioned in thermal responsive relationship with the matttress and is thermally isolated from the heater.
REFERENCES:
patent: 3746835 (1973-07-01), Yu et al.
patent: 3760147 (1973-09-01), Tyrey
patent: 3790753 (1974-02-01), Miller
patent: 4097717 (1978-06-01), Phillips
patent: 4114215 (1978-09-01), Santo
patent: 4222848 (1980-09-01), McMullan et al.
patent: 4233492 (1980-11-01), McMullan et al.
patent: 4270040 (1981-05-01), McMullan et al.
patent: 4278869 (1981-07-01), McMullan
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