JPS60141587U - Stopwatch - Google Patents
StopwatchInfo
- Publication number
- JPS60141587U JPS60141587U JP2917084U JP2917084U JPS60141587U JP S60141587 U JPS60141587 U JP S60141587U JP 2917084 U JP2917084 U JP 2917084U JP 2917084 U JP2917084 U JP 2917084U JP S60141587 U JPS60141587 U JP S60141587U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- lap
- signal
- time
- timer
- 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
Landscapes
- Electric Clocks (AREA)
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案ににるストップウォッチの１実施例を示
す／ロック回路図。第２図は第１図の動作を示すタイム
チャート。
６・・・カウント回路、１４・・・スタートスイッチ回
路、２０・・・ラップ記憶回路、２２・・・切換回路、
２４・・・表示回路、２６・・・ラップスイッチ回路、
３６・・・ラップ制御回路、４２，４６・・・アンドゲ
ート、４４・・・タイマ回路。FIG. 1 is a lock circuit diagram showing one embodiment of a stopwatch according to the present invention. FIG. 2 is a time chart showing the operation of FIG. 1. 6... Count circuit, 14... Start switch circuit, 20... Lap memory circuit, 22... Switching circuit,
24...Display circuit, 26...Wrap switch circuit,
36... Wrap control circuit, 42, 46... AND gate, 44... Timer circuit.
Claims (1)
を開始するカウント回路と、ラップスイッチ回路のラッ
プ信号によって前記カウント回路の計測時間を記憶する
ラップ記憶回路と、ラップスイッチの操作時から一定時
間経過後にタイマ信号を出力するタイマ回路と、前記計
測時間かラップ時間の何れか一方の時間を選択する切換
回路と、該切換回路にて選択された計測時間あるいはラ
ップ時間を表示する表示回路と、前記ラップ信号及びタ
イマ信号によって前記切換回路の選択動作を決定する選
択信号を出力するラップ制御回路と、を有するストップ
ウォッチにおいて、ラップスイッチの操作時間の長短に
よって前記タイマ信号を無効とするゲート回路を設けた
ことを特徴とするストップウォッチ。A count circuit that starts a counting operation in response to an operation signal from a start switch circuit; a lap memory circuit that stores a measurement time of the count circuit in response to a lap signal from a lap switch circuit; a timer circuit for outputting, a switching circuit for selecting either the measurement time or lap time, a display circuit for displaying the measurement time or lap time selected by the switching circuit, and the lap signal and the timer circuit; A stopwatch comprising a lap control circuit that outputs a selection signal that determines the selection operation of the switching circuit based on the signal, further comprising a gate circuit that invalidates the timer signal depending on the length of the operation time of the lap switch. A stopwatch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2917084U JPS60141587U (en) | 1984-02-28 | 1984-02-28 | Stopwatch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2917084U JPS60141587U (en) | 1984-02-28 | 1984-02-28 | Stopwatch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60141587U true JPS60141587U (en) | 1985-09-19 |
| JPH0128472Y2 JPH0128472Y2 (en) | 1989-08-30 |
Family
ID=30527735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2917084U Granted JPS60141587U (en) | 1984-02-28 | 1984-02-28 | Stopwatch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60141587U (en) |
-
1984
- 1984-02-28 JP JP2917084U patent/JPS60141587U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0128472Y2 (en) | 1989-08-30 |
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