Patent ID: 7090090
Filing Date: 2006-08-15
Classification: A47J,B65D

Abstract:
1. A container for microwave oven cooking, comprising: a main container body having a bottom and a main body side wall extending upward from said bottom, said side wall having a main body rim; a lid having a lid top, a lid side wall extending downward from the lid top and having a lid rim engageable with said main body rim, said lid also having a recess formed in the lid top, the recess having a side wall and an opening; a cap received in said recess of the lid, said cap having a cap bottom, and a cap side wall, the cap side wall having at least one section conforming to the shape of a part of the side wall of the recess, and engageable with said part of the side wall of the recess whereby, when the cap is in a lowermost position in said recess, said opening of the recess of the lid is closed by said cap; said main container body, said lid and said cap providing an enclosure for containing food to be cooked; said cap being movable upward relative to the lid by steam pressure whenever the upward force exerted on the cap as a result of the pressure exerted by steam within said container exceeds the weight of said lid, and said cap being free to return to its said lowermost position in the recess when the steam pressure inside the container falls; interengageable elements on said lid and said cap for permitting and limiting upward movement of said cap relative to said lid as a result of steam pressure in said enclosure; and at least one steam-releasing groove formed in one of said side wall of the recess and said cap side wall, said groove providing a path for the release of steam from said enclosure when said cap is moved upward relative to said lid by steam pressure within said enclosure.