Flask heater assembly

Details Flask heater assembly Flask heater assembly

1978-03-03

1981-02-03

Mayewsky, Volodymyr Y.

Electric heating

Heating devices

With heater-unit housing, casing, or support means

219345, 219385, 219424, 219436, 219433, 219521, 219546, 338280, 338285, H05B 358

Patent

active

042490693

ABSTRACT:
A flask heater assembly for spherical bodied, boiling flasks in which a block is hollowed to receive the flask body and a ribbon of electrical resistance heated, flexible metal is folded into an elongated band and bent and fitted into the hollow to conform with the shape of the flask. A reduced voltage current is supplied to the ends of the ribbon to produce a temperature on the order of 400.degree. C., i.e., well below the glow temperature of the metal.

REFERENCES:
patent: 1028107 (1912-06-01), Hanaway et al.
patent: 1236642 (1917-08-01), Abtmeyer et al.
patent: 1535307 (1925-04-01), Hawk
patent: 1737460 (1929-11-01), Johnson
patent: 2029075 (1936-01-01), Knight
patent: 2572695 (1951-10-01), Briscoe et al.
patent: 2607876 (1952-08-01), Bergen et al.
patent: 2643324 (1953-06-01), Goldstaub
patent: 2680305 (1954-06-01), Reed
patent: 3654429 (1972-04-01), Strachan
patent: 3971912 (1976-07-01), Kruger et al.

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