JPS62108579U - - Google Patents
Info
- Publication number
- JPS62108579U JPS62108579U JP19911685U JP19911685U JPS62108579U JP S62108579 U JPS62108579 U JP S62108579U JP 19911685 U JP19911685 U JP 19911685U JP 19911685 U JP19911685 U JP 19911685U JP S62108579 U JPS62108579 U JP S62108579U
- Authority
- JP
- Japan
- Prior art keywords
- control transistor
- transistor
- control
- voltage applied
- automatic stop
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Compressor (AREA)
Description
第１図は本考案の一実施例を示す回路図であり
、第２図および第３図はそれぞれ従来例を示す回
路図である。
１……制御トランジスタ、２……モータ、３…
…駆動トランジスタ、４……始動スイツチ、５…
…手動停止スイツチ、６……液面検知回路、７…
…電源、８……副制御トランジスタ。
FIG. 1 is a circuit diagram showing one embodiment of the present invention, and FIGS. 2 and 3 are circuit diagrams showing conventional examples, respectively. 1...Control transistor, 2...Motor, 3...
...Drive transistor, 4...Start switch, 5...
...Manual stop switch, 6...Liquid level detection circuit, 7...
...Power supply, 8...Sub control transistor.
Claims (1)
、この制御トランジスタを開閉させる駆動トラン
ジスタと、前記制御トランジスタの制御端子に印
加される電流、あるいは電圧を制御する手動停止
スイツチおよび液面検知回路とを有する自動停止
機能付電動ポンプにおいて、前記制御トランジス
タの制御端子に印加される電流あるいは電圧は少
なくとも前記制御トランジスタとは別の副制御ト
ランジスタの電源出力側から供給することを特徴
とする自動停止機能付電動ポンプ。 An automatic stop device comprising a control transistor that controls opening and closing of a drive motor, a drive transistor that opens and closes this control transistor, a manual stop switch that controls current or voltage applied to a control terminal of the control transistor, and a liquid level detection circuit. An electric pump with an automatic stop function, characterized in that the current or voltage applied to the control terminal of the control transistor is supplied from at least the power output side of a sub-control transistor different from the control transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985199116U JPH066234Y2 (en) | 1985-12-26 | 1985-12-26 | Electric pump with automatic stop function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985199116U JPH066234Y2 (en) | 1985-12-26 | 1985-12-26 | Electric pump with automatic stop function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62108579U true JPS62108579U (en) | 1987-07-10 |
| JPH066234Y2 JPH066234Y2 (en) | 1994-02-16 |
Family
ID=31160439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985199116U Expired - Lifetime JPH066234Y2 (en) | 1985-12-26 | 1985-12-26 | Electric pump with automatic stop function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH066234Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59215979A (en) * | 1983-05-20 | 1984-12-05 | Matsushita Electric Ind Co Ltd | Automatic stopping device for electric pump |
-
1985
- 1985-12-26 JP JP1985199116U patent/JPH066234Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59215979A (en) * | 1983-05-20 | 1984-12-05 | Matsushita Electric Ind Co Ltd | Automatic stopping device for electric pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH066234Y2 (en) | 1994-02-16 |