JPH01147153U - - Google Patents
Info
- Publication number
- JPH01147153U JPH01147153U JP3777388U JP3777388U JPH01147153U JP H01147153 U JPH01147153 U JP H01147153U JP 3777388 U JP3777388 U JP 3777388U JP 3777388 U JP3777388 U JP 3777388U JP H01147153 U JPH01147153 U JP H01147153U
- Authority
- JP
- Japan
- Prior art keywords
- wiper
- detector
- state
- interval time
- conversion 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000010409 thin film Substances 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 3
- 238000013500 data storage Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
Landscapes
- Measuring Frequencies, Analyzing Spectra (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図は、本考案の一実施例である。
１……ワイパー、２……薄膜電極、３……薄膜
電極、４……電流検出回路、５……比較器、６…
…データ記憶装置、７……制御回路、８……ワイ
パー駆動装置。
第２図は、本考案の実施例２である。
１……ワイパー、２……発振素子、３……発振
回路、４……周波数カウンタ、５……比較器、６
……データ記憶装置、７……制御回路、８……ワ
イパー駆動装置。
第３図は、発振素子２の断面図である。
１……薄膜電極、２……水晶発振子、３……薄
膜電極、４……絶縁体。
FIG. 1 shows an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Wiper, 2... Thin film electrode, 3... Thin film electrode, 4... Current detection circuit, 5... Comparator, 6...
. . . data storage device, 7 . . . control circuit, 8 . . . wiper drive device. FIG. 2 is a second embodiment of the present invention. 1... Wiper, 2... Oscillation element, 3... Oscillation circuit, 4... Frequency counter, 5... Comparator, 6
. . . data storage device, 7 . . . control circuit, 8 . . . wiper drive device. FIG. 3 is a cross-sectional view of the oscillation element 2. 1... thin film electrode, 2... crystal oscillator, 3... thin film electrode, 4... insulator.
Claims (1)
態を電気信号に変換する変換回路と前記変換回路
の出力信号によりワイパーのインターバル時間を
制御する制御回路を有し、前記検出器をワイパー
によつて拭き取られる位置に配置することにより
検出器の状態に応じて自動的にワイパーのインタ
ーバル時間を設定することを特徴とするワイパー
。 It has a detector that detects adhesion of water droplets, a conversion circuit that converts the state of the detector into an electrical signal, and a control circuit that controls the interval time of the wiper based on the output signal of the conversion circuit, and the detector is connected to the wiper. A wiper characterized by automatically setting a wiper interval time according to the state of a detector by placing it in a position where the wiper is wiped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3777388U JPH01147153U (en) | 1988-03-22 | 1988-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3777388U JPH01147153U (en) | 1988-03-22 | 1988-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01147153U true JPH01147153U (en) | 1989-10-11 |
Family
ID=31264348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3777388U Pending JPH01147153U (en) | 1988-03-22 | 1988-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01147153U (en) |
-
1988
- 1988-03-22 JP JP3777388U patent/JPH01147153U/ja active Pending