JPH0182073U - - Google Patents
Info
- Publication number
- JPH0182073U JPH0182073U JP1987177408U JP17740887U JPH0182073U JP H0182073 U JPH0182073 U JP H0182073U JP 1987177408 U JP1987177408 U JP 1987177408U JP 17740887 U JP17740887 U JP 17740887U JP H0182073 U JPH0182073 U JP H0182073U
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- spring
- air
- batting practice
- practice machine
- 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
- Check Valves (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177408U JPH0182073U (en]) | 1987-11-20 | 1987-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177408U JPH0182073U (en]) | 1987-11-20 | 1987-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0182073U true JPH0182073U (en]) | 1989-06-01 |
Family
ID=31469072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987177408U Pending JPH0182073U (en]) | 1987-11-20 | 1987-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0182073U (en]) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5581671A (en) * | 1978-12-16 | 1980-06-19 | Tsuu Esu Boueki Kk | Training apparatus for ball game |
-
1987
- 1987-11-20 JP JP1987177408U patent/JPH0182073U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5581671A (en) * | 1978-12-16 | 1980-06-19 | Tsuu Esu Boueki Kk | Training apparatus for ball game |