Temperature sensor

US10488272B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-10488272-B2
Application numberUS-201716070321-A
CountryUS
Kind codeB2
Filing dateJan 23, 2017
Priority dateJan 29, 2016
Publication dateNov 26, 2019
Grant dateNov 26, 2019

How to read this patent

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  1. Title

    What the patent document calls the invention.

  2. Abstract

    A short plain-language summary of the technical disclosure.

  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

A temperature sensor having excellent humidity resistance and responsivity is provided. The temperature sensor according to the present invention includes an insulating substrate 2; a thin film thermistor portion 3 made of a thermistor material formed on either surface of the insulating substrate; and an opposed electrode pair 5 consisting of a pair of opposed electrodes 4 formed so as to be opposed to each other on at least either one of the top and bottom surfaces of the thin film thermistor portion, wherein a plurality of the opposed electrode pairs are provided and connected to one another in series. As a result, a voltage applied to a unit thermistor composed of one opposed electrode pair becomes 1/n fold, which can suppress the electrode corrosion due to humidity load.

First claim

Opening claim text (preview).

What is claimed is: 1. A temperature sensor comprising: an insulating substrate; a film thermistor portion made of a thermistor material formed on either side of the insulating substrate; and an opposed electrode pair consisting of a pair of opposed electrodes formed so as to be opposed to each other on at least either one of the top and bottom surfaces of the film thermistor portion, wherein a plurality of the opposed electrode pairs are provided and connected to one another in series; the opposed electrodes have a plurality of comb portions and joints for connecting the base ends of the plurality of comb portions; and, at least a part of each of the joints is formed on at least either one of the top and bottom surfaces of the film thermistor portion. 2. The temperature sensor according to claim 1 , wherein the insulating substrate is an insulating film, and a plurality of the film thermistor portions are formed so as to be spaced apart from one another and one of the opposed electrode pairs is provided for each of the film thermistor portions. 3. The temperature sensor according to claim 1 , wherein the adjacent opposed electrode pairs are connected through the same one joint shared by the pairs. 4. The temperature sensor according to claim 2 , wherein the adjacent opposed electrode pairs are connected through the same one joint shared by the pairs.

Assignees

Inventors

Classifications

  • G01K7/223Primary

    characterised by the shape of the resistive element · CPC title

  • G01K7/22Primary

    the element being a non-linear resistance, e.g. thermistor (G01K7/26 takes precedence) · CPC title

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Frequently asked questions

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What does patent US10488272B2 cover?
A temperature sensor having excellent humidity resistance and responsivity is provided. The temperature sensor according to the present invention includes an insulating substrate 2; a thin film thermistor portion 3 made of a thermistor material formed on either surface of the insulating substrate; and an opposed electrode pair 5 consisting of a pair of opposed electrodes 4 formed so as to be op…
Who is the assignee on this patent?
Mitsubishi Materials Corp
What technology area does this patent fall under?
Primary CPC classification G01K7/223. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Nov 26 2019 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 6 related publications on this page (citations in our corpus or others sharing the same primary CPC).