JPH02135066U - - Google Patents
Info
- Publication number
- JPH02135066U JPH02135066U JP4351189U JP4351189U JPH02135066U JP H02135066 U JPH02135066 U JP H02135066U JP 4351189 U JP4351189 U JP 4351189U JP 4351189 U JP4351189 U JP 4351189U JP H02135066 U JPH02135066 U JP H02135066U
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- moving speed
- hitting section
- measures
- display device
- 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
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 1
Description
第１図はこの考案の一実施例による表示器付打
撃用具の斜視図、第２図は運動量検出回路３の構
成の一例を示すブロツク図、第３図は移動信号の
波形の一例を示す図である。
１……テニスラケツト、２……打撃部、３……
運動量検出回路、４……振り子、５……センサ、
６……移動速度計測回路、７……カウンタ、１０
……表示器。
FIG. 1 is a perspective view of a striking tool with an indicator according to an embodiment of the invention, FIG. 2 is a block diagram showing an example of the configuration of the momentum detection circuit 3, and FIG. 3 is a diagram showing an example of the waveform of a movement signal. It is. 1... tennis racket, 2... hitting club, 3...
Momentum detection circuit, 4... pendulum, 5... sensor,
6...Movement speed measurement circuit, 7...Counter, 10
……display.
Claims (1)
検出するセンサと、該センサの出力信号から前記
打撃部の往復動作回数を計測するカウンタと、前
記センサの出力信号から前記打撃部の移動速度を
計測する移動速度計測回路と、前記往復動作回数
および前記移動速度を表示する表示器とを具備す
ることを特徴とする表示器付打撃用具。 A hitting section that hits a ball or the like, a sensor that detects the momentum of the hitting section, a counter that measures the number of reciprocating movements of the hitting section based on the output signal of the sensor, and a moving speed of the hitting section based on the output signal of the sensor. 1. A striking tool with a display device, comprising: a moving speed measuring circuit that measures the number of reciprocating operations and a display device that displays the number of reciprocating operations and the moving speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4351189U JPH02135066U (en) | 1989-04-13 | 1989-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4351189U JPH02135066U (en) | 1989-04-13 | 1989-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02135066U true JPH02135066U (en) | 1990-11-09 |
Family
ID=31555981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4351189U Pending JPH02135066U (en) | 1989-04-13 | 1989-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02135066U (en) |
-
1989
- 1989-04-13 JP JP4351189U patent/JPH02135066U/ja active Pending
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