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:
Feb. 12, 1985
Filed:
Apr. 04, 1983
Applicant:
Inventor:
Toyotsugu Hatagawa, Yamatokoriyama, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219 / ; 219 / ; 219 / ; 99DI / ; 426243 ;
Abstract
A microwave heater for thawing a frozen cake uniformly and in a short time. The frozen cake is placed on a high-frequency transmissive resin tray having at the bottom thereof an aluminum plate, and the cake is covered by a cup-shaped aluminum container. The cup-shaped aluminum container and the aluminum plate are respectively provided with a plurality of apertures, and radiation of microwave energy to the frozen cake is controlled with respect to the amount and direction of its introduction by selecting the sizes and positions of the apertures of the cup-shaped container and the aluminum plate.