Method of insulating the exterior of a water heater tank

Details Method of insulating the exterior of a water heater tank Method of insulating the exterior of a water heater tank

1982-03-01

1984-05-08

Anderson, Philip E.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

126375, 264 465, 264 469, B29D 2704

Patent

active

044473770

ABSTRACT:
A water heater including a tank, a cylindrical jacket, surrounding the tank to provide an insulating space therebetween and a cover member mounted on top of the jacket to close off the top of the insulating space. An insulating wall is provided in the insulating space between the tank and the jacket. The insulating wall is comprised of a plastic envelope member and a wall of insulating material which has been foamed-in-place inside the envelope member.

REFERENCES:
patent: 2365086 (1944-12-01), Kamowski
patent: 3110302 (1963-11-01), Buehl
patent: 3222843 (1965-12-01), Schneider
patent: 3313020 (1967-04-01), Krauskopf
patent: 3485347 (1969-12-01), McGill et al.
patent: 3521604 (1970-07-01), Nickel
patent: 4099641 (1978-07-01), Suhiedat
patent: 4136141 (1979-01-01), Bauer et al.
patent: 4269890 (1981-05-01), Breitling et al.
patent: 4296799 (1981-10-01), Steele
patent: 4372028 (1983-02-01), Clark et al.
The Condensed Chemical Dictionary, Tenth Edition, Revised by Gessner G. Hawley, New York, Van Nostrand Reinhold, .COPYRGT.1981, pp. 479, 480, 1126.

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