JPH0413017Y2 - - Google Patents
Info
- Publication number
- JPH0413017Y2 JPH0413017Y2 JP10971984U JP10971984U JPH0413017Y2 JP H0413017 Y2 JPH0413017 Y2 JP H0413017Y2 JP 10971984 U JP10971984 U JP 10971984U JP 10971984 U JP10971984 U JP 10971984U JP H0413017 Y2 JPH0413017 Y2 JP H0413017Y2
- Authority
- JP
- Japan
- Prior art keywords
- ball
- arm
- pitching
- side panels
- rotating shaft
- 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.)
- Expired
Links
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Auxiliary Devices For Music (AREA)
- Electrically Operated Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10971984U JPS6124071U (ja) | 1984-07-19 | 1984-07-19 | 打撃練習機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10971984U JPS6124071U (ja) | 1984-07-19 | 1984-07-19 | 打撃練習機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6124071U JPS6124071U (ja) | 1986-02-13 |
| JPH0413017Y2 true JPH0413017Y2 (cs) | 1992-03-27 |
Family
ID=30668860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10971984U Granted JPS6124071U (ja) | 1984-07-19 | 1984-07-19 | 打撃練習機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6124071U (cs) |
-
1984
- 1984-07-19 JP JP10971984U patent/JPS6124071U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6124071U (ja) | 1986-02-13 |
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