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:
Jan. 22, 1980
Filed:
Jul. 03, 1978
Applicant:
Inventor:
Werner Rueggeberg, Lancaster, PA (US);
Assignee:
Armstrong Cork Company, Lancaster, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219 / ;
Abstract
A microwave oven is provided having a field stirring and shifting device for use at high power levels. A circular plate having a set of parallel strips affixed to its surface is mounted in a recessed position in one wall of the heating chamber of a microwave oven. The plate is rotated to periodically affect the microwave heating field distribution in the chamber and to provide more uniform heating of objects in the chamber.