JPH01103885U - - Google Patents
Info
- Publication number
- JPH01103885U JPH01103885U JP18090787U JP18090787U JPH01103885U JP H01103885 U JPH01103885 U JP H01103885U JP 18090787 U JP18090787 U JP 18090787U JP 18090787 U JP18090787 U JP 18090787U JP H01103885 U JPH01103885 U JP H01103885U
- Authority
- JP
- Japan
- Prior art keywords
- weight
- hammer arm
- key
- mass distribution
- keyboard 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.)
- Granted
Links
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987180907U JPH058635Y2 (en, 2012) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987180907U JPH058635Y2 (en, 2012) | 1987-11-30 | 1987-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01103885U true JPH01103885U (en, 2012) | 1989-07-13 |
| JPH058635Y2 JPH058635Y2 (en, 2012) | 1993-03-03 |
Family
ID=31472410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987180907U Expired - Lifetime JPH058635Y2 (en, 2012) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH058635Y2 (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009109601A (ja) * | 2007-10-29 | 2009-05-21 | Yamaha Corp | 鍵盤装置 |
| JP2016080719A (ja) * | 2014-10-09 | 2016-05-16 | ヤマハ株式会社 | 鍵盤楽器の白鍵 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3480749B2 (ja) * | 1994-07-11 | 2003-12-22 | 株式会社コルグ | 鍵盤装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62235987A (ja) * | 1986-04-07 | 1987-10-16 | 松下電器産業株式会社 | 鍵盤装置 |
-
1987
- 1987-11-30 JP JP1987180907U patent/JPH058635Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62235987A (ja) * | 1986-04-07 | 1987-10-16 | 松下電器産業株式会社 | 鍵盤装置 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009109601A (ja) * | 2007-10-29 | 2009-05-21 | Yamaha Corp | 鍵盤装置 |
| JP2016080719A (ja) * | 2014-10-09 | 2016-05-16 | ヤマハ株式会社 | 鍵盤楽器の白鍵 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH058635Y2 (en, 2012) | 1993-03-03 |