JPS5871191U - electronic stopwatch - Google Patents
electronic stopwatchInfo
- Publication number
- JPS5871191U JPS5871191U JP16507581U JP16507581U JPS5871191U JP S5871191 U JPS5871191 U JP S5871191U JP 16507581 U JP16507581 U JP 16507581U JP 16507581 U JP16507581 U JP 16507581U JP S5871191 U JPS5871191 U JP S5871191U
- Authority
- JP
- Japan
- Prior art keywords
- stopwatch
- electronic stopwatch
- switching
- circuit
- 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.)
- Pending
Links
Landscapes
- Measurement Of Unknown Time Intervals (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の電子式ストップウォッチの外観図、第２
図は本考案の実施例の回路因である。図において、
１・・・・・・電子式ストップウォッチ本体、２・・・
・・・押ボタンスイッチ、３・・・・・・表示部、４．
７． ８・・・・・・端子、５・・・・・・ＮＡＮＤ
回路、６・・・・・・フリップフロップ、９・・・・・
・発振回路、１０・・・・・・スイッチ素子である。Figure 1 is an external view of a conventional electronic stopwatch, Figure 2
The figure shows a circuit diagram of an embodiment of the present invention. In the figure, 1... Electronic stopwatch body, 2...
...Push button switch, 3...Display section, 4.
7. 8...Terminal, 5...NAND
Circuit, 6...Flip-flop, 9...
- Oscillation circuit, 10... Switch element.
Claims (1)
２個以上を同時に押すことにより切替指令をつくる切替
制御回路と、この切替制御回路の切替指令により基準ク
ロック信号を発振させる発振回路の電源をオン又はオフ
させるスイッチ回路とを設けたことを特徴とする電子式
ストップウォッチ。Turn on the power to the switching control circuit that generates switching commands by simultaneously pressing two or more of the multiple pushbutton switches that control the operation mode, and the oscillation circuit that oscillates the reference clock signal based on the switching commands of this switching control circuit. An electronic stopwatch characterized in that it is provided with a switch circuit that turns the stopwatch off or off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16507581U JPS5871191U (en) | 1981-11-05 | 1981-11-05 | electronic stopwatch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16507581U JPS5871191U (en) | 1981-11-05 | 1981-11-05 | electronic stopwatch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5871191U true JPS5871191U (en) | 1983-05-14 |
Family
ID=29957285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16507581U Pending JPS5871191U (en) | 1981-11-05 | 1981-11-05 | electronic stopwatch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5871191U (en) |
-
1981
- 1981-11-05 JP JP16507581U patent/JPS5871191U/en active Pending
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