Water heater bottom insulation member

Details Water heater bottom insulation member Water heater bottom insulation member

1992-04-27

1993-01-19

Moy, Joseph Man-Fu

Receptacles

Receptacle having flexible, removable inner liner

Means for venting air trapped between the liner and its...

220459, 220611, 220623, 220729, B65D 9006

Patent

active

051800772

ABSTRACT:
A rigid insulation member fits internally at the bottom end of a water heater having an inner tank with an upwardly concave base and an outer shell separated by an insulation gap from the inner tank. The insulation member has a one piece construction comprising an upwardly convex center portion which mates with the concave base of the inner tank, a peripheral ring which spans the insulation gap and an annular channel between the center portion and the peripheral ring which seats the inner tank of the water heater.

REFERENCES:
patent: 212484 (1879-02-01), Moseley
patent: 475890 (1892-05-01), Ramsey
patent: 2263021 (1941-11-01), Uecker
patent: 3009602 (1961-11-01), Raehs
patent: 3010602 (1961-11-01), Randolph
patent: 3207358 (1965-09-01), Fliss
patent: 3360158 (1967-12-01), Klein
patent: 4010867 (1977-03-01), Jones

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