Boiling water units

Details Boiling water units Boiling water units

1990-11-02

1992-03-31

Arola, Dave W.

Stoves and furnaces

Liquid heater

Open-top vessel that may include lid

285 94, 285187, 285161, 285423, A47J 2758

Patent

active

050998250

ABSTRACT:
A connection arrangement between the holding tank and the heating tank in a boiling water unit in which a transfer pipe extends between the heating tank and the metering tube through which water is transferred from the holding tank. The transfer pipe is of Teflon construction and is elevated and internally chamfered at its end which extends into the heating tank. Connection joints are provided where the transfer pipe enters both the heating tank and the metering tube and each connection joint houses an expansion joint incorporating an O-ring and lubricant.

REFERENCES:
patent: 1462768 (1923-07-01), Russell
patent: 2604888 (1952-07-01), Ritter
patent: 3645563 (1972-02-01), Rochelle
patent: 3977708 (1976-08-01), Jopp
patent: 4032748 (1977-06-01), Vischer
patent: 4180092 (1979-12-01), Hunter et al.
patent: 4362323 (1982-12-01), Lodder

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