JPS5850360Y2 - 鍵盤楽器における鍵盤蓋開閉装置 - Google Patents

鍵盤楽器における鍵盤蓋開閉装置

Info

Publication number
JPS5850360Y2
JPS5850360Y2 JP3370878U JP3370878U JPS5850360Y2 JP S5850360 Y2 JPS5850360 Y2 JP S5850360Y2 JP 3370878 U JP3370878 U JP 3370878U JP 3370878 U JP3370878 U JP 3370878U JP S5850360 Y2 JPS5850360 Y2 JP S5850360Y2
Authority
JP
Japan
Prior art keywords
keyboard
keyboard lid
coil spring
arm
lid
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
Application number
JP3370878U
Other languages
English (en)
Japanese (ja)
Other versions
JPS54137015U (enrdf_load_stackoverflow
Inventor
一夫 前原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yamaha Corp
Original Assignee
Yamaha Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yamaha Corp filed Critical Yamaha Corp
Priority to JP3370878U priority Critical patent/JPS5850360Y2/ja
Publication of JPS54137015U publication Critical patent/JPS54137015U/ja
Application granted granted Critical
Publication of JPS5850360Y2 publication Critical patent/JPS5850360Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Closures For Containers (AREA)
JP3370878U 1978-03-16 1978-03-16 鍵盤楽器における鍵盤蓋開閉装置 Expired JPS5850360Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3370878U JPS5850360Y2 (ja) 1978-03-16 1978-03-16 鍵盤楽器における鍵盤蓋開閉装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3370878U JPS5850360Y2 (ja) 1978-03-16 1978-03-16 鍵盤楽器における鍵盤蓋開閉装置

Publications (2)

Publication Number Publication Date
JPS54137015U JPS54137015U (enrdf_load_stackoverflow) 1979-09-22
JPS5850360Y2 true JPS5850360Y2 (ja) 1983-11-16

Family

ID=28889715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3370878U Expired JPS5850360Y2 (ja) 1978-03-16 1978-03-16 鍵盤楽器における鍵盤蓋開閉装置

Country Status (1)

Country Link
JP (1) JPS5850360Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6355592A (ja) * 1986-08-25 1988-03-10 ヤマハ株式会社 鍵盤楽器

Also Published As

Publication number Publication date
JPS54137015U (enrdf_load_stackoverflow) 1979-09-22

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