JPS61137578A - 打撃練習機 - Google Patents
打撃練習機Info
- Publication number
- JPS61137578A JPS61137578A JP25958684A JP25958684A JPS61137578A JP S61137578 A JPS61137578 A JP S61137578A JP 25958684 A JP25958684 A JP 25958684A JP 25958684 A JP25958684 A JP 25958684A JP S61137578 A JPS61137578 A JP S61137578A
- Authority
- JP
- Japan
- Prior art keywords
- coil spring
- pair
- pitching arm
- ball
- frame
- 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
- 230000000284 resting effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002747 voluntary effect Effects 0.000 description 2
- 241000252233 Cyprinus carpio Species 0.000 description 1
- 241000219492 Quercus Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Landscapes
- Toys (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Gyroscopes (AREA)
- Cosmetics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25958684A JPS61137578A (ja) | 1984-12-07 | 1984-12-07 | 打撃練習機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25958684A JPS61137578A (ja) | 1984-12-07 | 1984-12-07 | 打撃練習機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61137578A true JPS61137578A (ja) | 1986-06-25 |
| JPH0414590B2 JPH0414590B2 (enrdf_load_stackoverflow) | 1992-03-13 |
Family
ID=17336163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25958684A Granted JPS61137578A (ja) | 1984-12-07 | 1984-12-07 | 打撃練習機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61137578A (enrdf_load_stackoverflow) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5223267U (enrdf_load_stackoverflow) * | 1975-08-06 | 1977-02-18 | ||
| JPS5684869U (enrdf_load_stackoverflow) * | 1979-12-05 | 1981-07-08 | ||
| JPS592372U (ja) * | 1982-06-28 | 1984-01-09 | 田中 亮一 | 球技用トレ−ニングマシン |
-
1984
- 1984-12-07 JP JP25958684A patent/JPS61137578A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5223267U (enrdf_load_stackoverflow) * | 1975-08-06 | 1977-02-18 | ||
| JPS5684869U (enrdf_load_stackoverflow) * | 1979-12-05 | 1981-07-08 | ||
| JPS592372U (ja) * | 1982-06-28 | 1984-01-09 | 田中 亮一 | 球技用トレ−ニングマシン |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0414590B2 (enrdf_load_stackoverflow) | 1992-03-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |