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. 15, 1988
Filed:
Nov. 03, 1987
Kengo Hirata, Nara, JP;
Kimie Morimoto, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A microwave oven comprising a power supply, a heating chamber having a door, a detector for detecting the opening and closing of the door, a high-frequency heater for heating the article to be heated, a plurality of setting keys for setting heating time, a timer for driving the heater for a specified period of time, a starter for initiating the timer into operation after a predetermined period of time beginning after the depression of the setting key, a stopper for temporarily preventing the operation of the timer when the cooking is interrupted by opening of the door, and a control unit for driving the timer again when the cooking operation is resumed on closing the door. The setting key functions also as a start key, and when the door is opened and closed during cooking, the article can be heated only for the rest of the heating time by depressing the original setting key. The heating time can also be adjustable to a new heating time.