JPH0239201U - - Google Patents
Info
- Publication number
- JPH0239201U JPH0239201U JP11778588U JP11778588U JPH0239201U JP H0239201 U JPH0239201 U JP H0239201U JP 11778588 U JP11778588 U JP 11778588U JP 11778588 U JP11778588 U JP 11778588U JP H0239201 U JPH0239201 U JP H0239201U
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- state
- ultrasonic vibrator
- fog function
- control circuit
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
Description
図面は本考案の一実施例を説明するためのもの
で、第１図は電気的構成のブロツク図、第２図は
信号波形図である。
図中、１は自動車用ドアミラー、３はミラー本
体、４は超音波振動子、５は制御回路装置、６は
発振器、１０は周波数切換回路、１１は信号発生
回路（切換手段）、１２は切換スイツチ、１３は
パルス発生回路を示す。
The drawings are for explaining one embodiment of the present invention; FIG. 1 is a block diagram of the electrical configuration, and FIG. 2 is a signal waveform diagram. In the figure, 1 is an automobile door mirror, 3 is a mirror body, 4 is an ultrasonic transducer, 5 is a control circuit device, 6 is an oscillator, 10 is a frequency switching circuit, 11 is a signal generation circuit (switching means), and 12 is a switching device. Switch 13 indicates a pulse generation circuit.
Claims (1)
付け、この超音波振動子の振動に応じて前記ミラ
ー本体の表面に付着した水分を霧化させるように
した防曇機能付きミラーにおいて、前記超音波振
動子に対しこれを厚み方向振動させる第１の共振
周波数の駆動信号を与える第１の状態と上記超音
波振動子に対しこれを長さ方向或は径方向振動さ
せる第２の共振周波数の駆動信号を与える第２の
状態とに切換可能な制御回路装置を設けたことを
特徴とする防曇機能付きミラー。 ２ 制御回路装置を第１の状態と第２の状態とに
所定周期で自動的に切換える切換手段が設けられ
ていることを特徴とする請求項１記載の防曇機能
付きミラー。[Claims for Utility Model Registration] 1. A plate-shaped ultrasonic vibrator is attached to the back surface of the mirror body, and moisture attached to the surface of the mirror body is atomized in response to the vibration of the ultrasonic vibrator. In the mirror with an anti-fog function, a first state in which a drive signal of a first resonant frequency is applied to the ultrasonic vibrator to vibrate it in the thickness direction; A mirror with an anti-fog function, characterized in that it is provided with a control circuit device that can be switched to a second state that provides a drive signal of a second resonant frequency that causes directional vibration. 2. The mirror with an anti-fog function according to claim 1, further comprising a switching means for automatically switching the control circuit device between the first state and the second state at a predetermined period.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11778588U JPH068562Y2 (en) | 1988-09-07 | 1988-09-07 | Mirror with anti-fog function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11778588U JPH068562Y2 (en) | 1988-09-07 | 1988-09-07 | Mirror with anti-fog function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0239201U true JPH0239201U (en) | 1990-03-15 |
| JPH068562Y2 JPH068562Y2 (en) | 1994-03-02 |
Family
ID=31361546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11778588U Expired - Lifetime JPH068562Y2 (en) | 1988-09-07 | 1988-09-07 | Mirror with anti-fog function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH068562Y2 (en) |
-
1988
- 1988-09-07 JP JP11778588U patent/JPH068562Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH068562Y2 (en) | 1994-03-02 |