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:
Aug. 09, 1988
Filed:
Apr. 09, 1987
Toyoharu Fujikawa, Kawagoe, JP;
Citizen Watch Co., Ltd., Tokyo, JP;
Abstract
In an electronic clinical thermometer comprising a temperature oscillating circuit having a temperature sensor for detecting the body temperature; a body temperature measuring circuit for making data on the body temperature in response to an output signal of the temperature oscillating circuit; a digital display device having seven-segment digital patterns for displaying the body temperature in response to a signal of the body temperature measuring circuit; and a battery voltage detecting circuit for detecting a voltage drop of a battery, a first additional pattern and a second additional pattern are provided between two adjacent digital patterns of the digital display device and also an additional pattern decoder for driving the first and second additional patterns is provided, and the additional pattern decoder and decoders provided for driving the two digital patterns are controlled by an output signal of the battery voltage detecting circuit, whereby a battery life warning mark having the shape of the battery is displayed on the digital display device.