JPS6442015U - - Google Patents
Info
- Publication number
- JPS6442015U JPS6442015U JP13703587U JP13703587U JPS6442015U JP S6442015 U JPS6442015 U JP S6442015U JP 13703587 U JP13703587 U JP 13703587U JP 13703587 U JP13703587 U JP 13703587U JP S6442015 U JPS6442015 U JP S6442015U
- Authority
- JP
- Japan
- Prior art keywords
- breath
- gas sensor
- bad breath
- testing device
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 206010006326 Breath odour Diseases 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims 2
- 208000032139 Halitosis Diseases 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Description
第１図は実施例の口臭検査装置の付帯回路図、
第２図は実施例の装置の断面図、第３図は実施例
の動作を現すフローチヤート、第４図は実施例の
装置の動作を現す波形図、第５図は実施例に用い
たガスセンサの一部切り欠き部付き正面図である
。第６図は他の実施例の回路図、第７図はその動
作を現すフローチヤートである。第８図は従来例
の特性図、第９図、第１０図は実施例に用いたガ
スセンサの特性図である。
図において、２……ガスセンサ、４……ヒータ
、６……金属酸化物半導体、８……マイクロコン
ピユータ、Ａ２……パルス幅変調回路。
FIG. 1 is an accompanying circuit diagram of the bad breath testing device of the embodiment.
Figure 2 is a sectional view of the device of the example, Figure 3 is a flowchart showing the operation of the example, Figure 4 is a waveform diagram showing the operation of the device of the example, and Figure 5 is the gas sensor used in the example. It is a front view with a partially notched part. FIG. 6 is a circuit diagram of another embodiment, and FIG. 7 is a flow chart showing its operation. FIG. 8 is a characteristic diagram of the conventional example, and FIGS. 9 and 10 are characteristic diagrams of the gas sensor used in the example. In the figure, 2... gas sensor, 4... heater, 6... metal oxide semiconductor, 8... microcomputer, A2... pulse width modulation circuit.
Claims (1)
センサにより、呼気中の口臭成分を検出するよう
にした口臭検査装置において、 口臭の検査前に、前記ガスセンサをヒートクリ
ーニングするためのヒートクリーニング手段を設
けたことを特徴とする、口臭検査装置。[Scope of Claim for Utility Model Registration] In a halitosis testing device that detects bad breath components in exhaled breath using a gas sensor that uses changes in the resistance value of a metal oxide semiconductor, the gas sensor is heat-cleaned before testing for bad breath. A bad breath testing device, characterized in that it is provided with a heat cleaning means for cleaning the breath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13703587U JPS6442015U (en) | 1987-09-08 | 1987-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13703587U JPS6442015U (en) | 1987-09-08 | 1987-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6442015U true JPS6442015U (en) | 1989-03-14 |
Family
ID=31398100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13703587U Pending JPS6442015U (en) | 1987-09-08 | 1987-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6442015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0528324U (en) * | 1991-09-13 | 1993-04-16 | シンワ測定株式会社 | Bad breath meter |
-
1987
- 1987-09-08 JP JP13703587U patent/JPS6442015U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0528324U (en) * | 1991-09-13 | 1993-04-16 | シンワ測定株式会社 | Bad breath meter |
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