Stoves and furnaces – Liquid heater – Open-top vessel that may include lid
Patent
1998-10-06
2000-07-25
Lazarus, Ira S.
Stoves and furnaces
Liquid heater
Open-top vessel that may include lid
2205731, 220912, A47J 3710
Patent
active
060925205
ABSTRACT:
A cooking container has a dual structure composed of an inside container formed with a thin metal plate and an outside container formed with a thick metal plate. The heating and cooking surface of the inside container is finished with a fine porous surface by etching, and the heating and cooking surface is formed with many concaves and convexs by press forming, thereby enabling to avoid scorching and sticking of a material under cooking to this surface.
REFERENCES:
patent: 1216973 (1917-02-01), Epprecht
patent: 2534407 (1950-12-01), Bramberry
patent: 3799048 (1974-03-01), Finley
patent: 3934748 (1976-01-01), Racz
patent: 4629866 (1986-12-01), Proctor
patent: 5809630 (1998-09-01), Coissard
Clarke Sara
Lazarus Ira S.
Striker Michael J.
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