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:
Jul. 25, 1978
Filed:
Mar. 28, 1977
Applicant:
Inventors:
John R Copping, Iowa City, IA (US);
Richard A Foerstner, Iowa City, IA (US);
Assignee:
Amana Refrigeration, Inc., Amana, IA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01P / ; H05B / ;
U.S. Cl.
CPC ...
29600 ; 29460 ; 29509 ; 295272 ; 295274 ; 219 / ;
Abstract
A microwave oven having a door formed from metal structural elements which are welded together and coated with a nonconductive coating. Solid dielectric portions of the microwave seal choke are inserted into the choke regions of the door seal, and slotted portions of one of the steel structural elements are then deformed to form the choke and to lock the solid dielectric portions in place.