The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 20, 1990
Filed:
Feb. 29, 1988
Dan J Wendt, Lino Lakes, MN (US);
Jonathon D Kemske, White Bear, MN (US);
Peter S Pesheck, Brooklyn Center, MN (US);
Ronald R Lentz, Plymount, MN (US);
Sheryl L Smith, Minneapolis, MN (US);
Diane R Rosenwald, Shoreview, MN (US);
Shomo, Jr, Robert B., Circle Pines, MN (US);
David H Larkey, Champlin, MN (US);
Matthew W Lorence, Bloomington, MN (US);
John Eger, Jr, Miami, FL (US);
Alvaro Santos, Miami, FL (US);
Thomas R Frigge, Miami, FL (US);
The Pillsbury Company, Minneapolis, MN (US);
Abstract
A method and apparatus is disclosed for a system for heating food products in a variety of microwave ovens. The invention allows the temperature profile of the food product to be set at a predetermined level. A grid is used in combination with a conductive ring. There is preferably a spacing between the grid and the surface of the food product between about 0.25 inch and about 2.4 inches, a margin between openings in the grid between about 0.6 inch and about 1.8 inches, and the openings in the grid are of a size between about 0.75 inch and about 1.75 inches. A single iris embodiment is disclosed. The single iris may be in contact with the surface of the food product or spaced therefrom. An embodiment is also disclosed wherein a grid is in contact with the food surface.