JPH03106437U - - Google Patents
Info
- Publication number
- JPH03106437U JPH03106437U JP1366090U JP1366090U JPH03106437U JP H03106437 U JPH03106437 U JP H03106437U JP 1366090 U JP1366090 U JP 1366090U JP 1366090 U JP1366090 U JP 1366090U JP H03106437 U JPH03106437 U JP H03106437U
- Authority
- JP
- Japan
- Prior art keywords
- refrigerator
- ultrasonic transducer
- microphone
- ultrasonic
- measuring device
- 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
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第１図は本考案の一実施例係る温度測定装置を
備える冷蔵庫の縦断面図、第２図は同扉の裏側の
外観斜視図、第３図はカウンタによるパルスのカ
ウント動作を示すグラフである。また図面中の主
要な部分の名称はつぎの通りである。
１０……キヤビネツト、１４……エバポレータ
、１５……駆動ユニツト、１８……上部開口、１
９……扉、２２……溝、２３……超音波振動子、
２４……マイクロホン、２７……発振器、３０…
…カウンタ、３１……制御回路。
FIG. 1 is a longitudinal sectional view of a refrigerator equipped with a temperature measuring device according to an embodiment of the present invention, FIG. 2 is a perspective view of the back side of the door, and FIG. 3 is a graph showing pulse counting operations by a counter. . The names of the main parts in the drawings are as follows. 10... Cabinet, 14... Evaporator, 15... Drive unit, 18... Upper opening, 1
9...Door, 22...Groove, 23...Ultrasonic vibrator,
24... Microphone, 27... Oscillator, 30...
...Counter, 31...Control circuit.
Claims (1)
該超音波振動子と対向するように所定の距離をお
いてマイクロホンを前記冷蔵庫内に設け、前記超
音波振動子から発射された超音波が前記マイクロ
ホンによつて受信されるまでに要する時間から前
記冷蔵庫内の温度を測定するようにしたことを特
徴とする冷蔵庫の温度測定装置。 In addition to installing an ultrasonic transducer inside the refrigerator,
A microphone is provided in the refrigerator at a predetermined distance so as to face the ultrasonic transducer, and the time required for the ultrasonic waves emitted from the ultrasonic transducer to be received by the microphone is A refrigerator temperature measuring device characterized by measuring the temperature inside the refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1366090U JPH03106437U (en) | 1990-02-14 | 1990-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1366090U JPH03106437U (en) | 1990-02-14 | 1990-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03106437U true JPH03106437U (en) | 1991-11-01 |
Family
ID=31517064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1366090U Pending JPH03106437U (en) | 1990-02-14 | 1990-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03106437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016120386A1 (en) * | 2015-01-30 | 2016-08-04 | Arcelik Anonim Sirketi | A refrigerator comprising a temperature sensor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60179621A (en) * | 1984-02-28 | 1985-09-13 | Matsushita Seiko Co Ltd | Ultrasonic temperature detector |
| JPS6339646B2 (en) * | 1982-04-15 | 1988-08-05 | Nisshin Steel Co Ltd |
-
1990
- 1990-02-14 JP JP1366090U patent/JPH03106437U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6339646B2 (en) * | 1982-04-15 | 1988-08-05 | Nisshin Steel Co Ltd | |
| JPS60179621A (en) * | 1984-02-28 | 1985-09-13 | Matsushita Seiko Co Ltd | Ultrasonic temperature detector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016120386A1 (en) * | 2015-01-30 | 2016-08-04 | Arcelik Anonim Sirketi | A refrigerator comprising a temperature sensor |
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