Bowl-shaped plastic microwave dish

Details Bowl-shaped plastic microwave dish Bowl-shaped plastic microwave dish

1987-04-20

1989-07-11

Leung, Philip H.

Electric heating

Metal heating

Of cylinders

99DIG14, 126390, 220421, 220366, H05B 664

Patent

active

048474592

ABSTRACT:
Bowl-shaped plastic dish for use in microwave ovens, the dish having a two-part structure composed of an inner shell and an outer shell, each shell having a circumferential, laterally projecting edge web, the inner and outer shells being spaced from one another to define a space containing air, and the shells being welded or glued to one another in the region of the webs to seal the air space.

REFERENCES:
patent: 1927255 (1933-09-01), Brown
patent: 3745290 (1973-07-01), Harnden, Jr. et al.
patent: 3979572 (1976-09-01), Ito et al.
patent: 4314638 (1982-02-01), Gordon et al.
patent: 4413167 (1983-11-01), Martel et al.
patent: 4478349 (1984-10-01), Haverland, Jr. et al.
patent: 4486640 (1984-12-01), Bowen et al.
patent: 4663506 (1987-05-01), Bowen et al.

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