Receptacles – Closures – Vent at closure – closure support juncture
Patent
1990-08-03
1991-11-19
Pollard, Steven M.
Receptacles
Closures
Vent at closure, closure support juncture
220360, 220574, 220912, 220913, B65D 5100
Patent
active
050658891
ABSTRACT:
A casserole dish and cover that cooperate to allow cooking in a vented and unvented condition as well as a controlled transition from a vented to an unvented state. The dish includes a cam ledge and the cover includes a lip that is rotatable and pivotable on the cam ledge to allow controlled venting and access to the interior of the dish.
REFERENCES:
patent: 2241064 (1941-05-01), Harbison
patent: 3158553 (1964-11-01), Carski
patent: 3937359 (1976-02-01), Stockton, Jr.
patent: 4058214 (1977-11-01), Mancuso
patent: 4512497 (1985-04-01), Grusin
patent: 4576309 (1986-03-01), Tzifkansky et al.
patent: 4600117 (1986-07-01), Tzifkansky et al.
patent: 4670398 (1987-06-01), Song
patent: 4675298 (1987-06-01), Brusewitz
patent: 4917262 (1990-04-01), Mita
Dart Industries Inc.
Doninger John A.
Pollard Steven M.
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