JPH0484071U - - Google Patents
Info
- Publication number
- JPH0484071U JPH0484071U JP12955290U JP12955290U JPH0484071U JP H0484071 U JPH0484071 U JP H0484071U JP 12955290 U JP12955290 U JP 12955290U JP 12955290 U JP12955290 U JP 12955290U JP H0484071 U JPH0484071 U JP H0484071U
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- vibrator
- drive
- water droplet
- oscillator
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000005284 excitation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Description
第１図は、本考案による水滴飛散装置付アウト
サイドミラー駆動回路を示す回路ブロツク図。第
２図は、第１図に示す回路ブロツクの動作を説明
する各回路のタイムチヤート図。第３図は、本考
案の実施例に於ける超音波回路のパワートランド
スタの温度上昇を示す特性図。第４図は、従来の
水滴飛散装置付アウトサイドミラー駆動回路の回
路ブロツク図。第５図は、第４図に示す回路ブロ
ツクの動作を示すタイムチヤート図で第５図ａは
スイツチの動作を示す特性図。第５図ｂはスイツ
チのオンに対応したミラーの超音波駆動の動作時
間を示す図。第６図は、従来の駆動回路に於ける
パワートランドスタの温度上昇を示す特性図。
１……スイツチ、２……コントロール回路、３
……超音波回路、４……ミラー、５……タイマー
回路、６……カウンタ回路、７……電源回路。
FIG. 1 is a circuit block diagram showing an outside mirror drive circuit with a water droplet scattering device according to the present invention. FIG. 2 is a time chart of each circuit explaining the operation of the circuit block shown in FIG. 1. FIG. 3 is a characteristic diagram showing the temperature rise of the power transducer of the ultrasonic circuit in the embodiment of the present invention. FIG. 4 is a circuit block diagram of a conventional outside mirror drive circuit with a water droplet scattering device. FIG. 5 is a time chart showing the operation of the circuit block shown in FIG. 4, and FIG. 5a is a characteristic diagram showing the operation of the switch. FIG. 5b is a diagram showing the operating time of the ultrasonic drive of the mirror corresponding to turning on the switch. FIG. 6 is a characteristic diagram showing the temperature rise of a power transistor in a conventional drive circuit. 1...Switch, 2...Control circuit, 3
...Ultrasonic circuit, 4...Mirror, 5...Timer circuit, 6...Counter circuit, 7...Power supply circuit.
Claims (1)
ーを傾動自在に枢支したミラーハウジングと、前
記ミラーの背面に固着された振動子と、前記ミラ
ーハウジング内に配設され振動子に超音波振動を
付与する発振器および増幅器とを備えた水滴飛散
装置付アウトサイドミラーに於て、ミラーの駆動
を一定時間内に一定の動作時間範囲で一定の回数
のみ振動子を駆動するよう調整されたカウンター
と、スイツチをオンした時の超音波励振時間と回
数を決める時間巾を決めるタイマーとを組み合わ
せたコントロール回路を前記発振器及び増幅器に
組み込み、振動子を駆動するよう構成した事を特
徴とする水滴飛散装置付アウトサイドミラー駆動
回路。 A mirror body that grips a mirror, a mirror housing that pivotably supports the mirror body, a vibrator fixed to the back surface of the mirror, and a vibrator disposed within the mirror housing that applies ultrasonic vibration to the vibrator. In an outside mirror with a water droplet scattering device equipped with an oscillator and an amplifier, the mirror is driven by a counter and a switch that are adjusted to drive the vibrator a certain number of times within a certain operating time range. An outside device with a water droplet scattering device, characterized in that a control circuit that combines a timer that determines the time width that determines the ultrasonic excitation time when turned on and the number of times is incorporated into the oscillator and amplifier, and is configured to drive a vibrator. Mirror drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12955290U JPH0484071U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12955290U JPH0484071U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0484071U true JPH0484071U (en) | 1992-07-22 |
Family
ID=31876950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12955290U Pending JPH0484071U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0484071U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH078125U (en) * | 1993-07-07 | 1995-02-03 | 株式会社村上開明堂 | Water droplet removal control device |
-
1990
- 1990-11-30 JP JP12955290U patent/JPH0484071U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH078125U (en) * | 1993-07-07 | 1995-02-03 | 株式会社村上開明堂 | Water droplet removal control device |