JPH01104179U - - Google Patents
Info
- Publication number
- JPH01104179U JPH01104179U JP20086587U JP20086587U JPH01104179U JP H01104179 U JPH01104179 U JP H01104179U JP 20086587 U JP20086587 U JP 20086587U JP 20086587 U JP20086587 U JP 20086587U JP H01104179 U JPH01104179 U JP H01104179U
- Authority
- JP
- Japan
- Prior art keywords
- rotating ring
- collar
- magnets
- sliding range
- batting practice
- 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
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Transmission Devices (AREA)
- Pivots And Pivotal Connections (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200865U JPH0522205Y2 (enExample) | 1987-12-29 | 1987-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200865U JPH0522205Y2 (enExample) | 1987-12-29 | 1987-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01104179U true JPH01104179U (enExample) | 1989-07-13 |
| JPH0522205Y2 JPH0522205Y2 (enExample) | 1993-06-07 |
Family
ID=31491254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987200865U Expired - Lifetime JPH0522205Y2 (enExample) | 1987-12-29 | 1987-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0522205Y2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003506167A (ja) * | 1999-08-06 | 2003-02-18 | ソリッド コンタクト ベースボール， インコーポレイテッド | ボール打撃練習装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313509U (enExample) * | 1976-07-17 | 1978-02-04 | ||
| JPS5439174U (enExample) * | 1977-08-23 | 1979-03-15 |
-
1987
- 1987-12-29 JP JP1987200865U patent/JPH0522205Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313509U (enExample) * | 1976-07-17 | 1978-02-04 | ||
| JPS5439174U (enExample) * | 1977-08-23 | 1979-03-15 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003506167A (ja) * | 1999-08-06 | 2003-02-18 | ソリッド コンタクト ベースボール， インコーポレイテッド | ボール打撃練習装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0522205Y2 (enExample) | 1993-06-07 |