KR930004613Y1 - 건반덮개의 개폐장치 - Google Patents

건반덮개의 개폐장치 Download PDF

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Publication number
KR930004613Y1
KR930004613Y1 KR2019900007948U KR900007948U KR930004613Y1 KR 930004613 Y1 KR930004613 Y1 KR 930004613Y1 KR 2019900007948 U KR2019900007948 U KR 2019900007948U KR 900007948 U KR900007948 U KR 900007948U KR 930004613 Y1 KR930004613 Y1 KR 930004613Y1
Authority
KR
South Korea
Prior art keywords
damper
key cover
oil
cover
shaft
Prior art date
Application number
KR2019900007948U
Other languages
English (en)
Korean (ko)
Other versions
KR910001349U (ko
Inventor
타쓰오 후루카와
Original Assignee
가부시키가이샤 카와이각기세이사구쇼
카와이 히로다카
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 가부시키가이샤 카와이각기세이사구쇼, 카와이 히로다카 filed Critical 가부시키가이샤 카와이각기세이사구쇼
Publication of KR910001349U publication Critical patent/KR910001349U/ko
Application granted granted Critical
Publication of KR930004613Y1 publication Critical patent/KR930004613Y1/ko

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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/02—Cases

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electrophonic Musical Instruments (AREA)
KR2019900007948U 1989-06-13 1990-06-01 건반덮개의 개폐장치 KR930004613Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1989068155U JPH0548238Y2 (US20030220297A1-20031127-C00033.png) 1989-06-13 1989-06-13
JP1-68155 1989-06-13

Publications (2)

Publication Number Publication Date
KR910001349U KR910001349U (ko) 1991-01-24
KR930004613Y1 true KR930004613Y1 (ko) 1993-07-22

Family

ID=13365575

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019900007948U KR930004613Y1 (ko) 1989-06-13 1990-06-01 건반덮개의 개폐장치

Country Status (4)

Country Link
US (1) US5056396A (US20030220297A1-20031127-C00033.png)
JP (1) JPH0548238Y2 (US20030220297A1-20031127-C00033.png)
KR (1) KR930004613Y1 (US20030220297A1-20031127-C00033.png)
DE (1) DE4017233A1 (US20030220297A1-20031127-C00033.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101295605B1 (ko) * 2011-01-20 2013-08-13 세원정밀주식회사 피아노

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2955813B2 (ja) * 1994-01-21 1999-10-04 株式会社河合楽器製作所 オイルダンパを用いた鍵盤蓋開閉装置
JP3256438B2 (ja) * 1996-02-16 2002-02-12 株式会社河合楽器製作所 鍵盤蓋の開閉制御装置
JPH09319357A (ja) * 1996-05-28 1997-12-12 Yamaha Corp 鍵盤楽器における鍵盤蓋の緩衝装置
JP3677869B2 (ja) * 1996-05-30 2005-08-03 ヤマハ株式会社 鍵盤楽器における鍵盤蓋の緩衝装置
DE29621963U1 (de) * 1996-12-18 1997-02-27 Ed. Seiler Pianofortefabrik GmbH & Co KG, 97318 Kitzingen Tastenklappe für Tasteninstrumente
JP3405166B2 (ja) * 1997-12-15 2003-05-12 ヤマハ株式会社 楽器の蓋体構造
DE19755947B4 (de) * 1997-12-16 2008-02-07 Itw-Ateco Gmbh Drehdämpfer
GB2356484B (en) * 1999-11-16 2001-11-07 Kemble & Company Ltd Keyboard instrument
JP2001337671A (ja) * 2000-05-29 2001-12-07 Kawai Musical Instr Mfg Co Ltd 鍵盤楽器の大屋根前開閉装置
KR100439421B1 (ko) * 2000-11-23 2004-07-09 김흥기 도어 힌지 유니트
CN100399417C (zh) * 2001-03-28 2008-07-02 雅马哈株式会社 键盘设备
US6686521B2 (en) 2001-03-30 2004-02-03 Yamaha Corporation Keyboard instrument
KR100414520B1 (ko) * 2001-05-07 2004-01-07 세원정밀주식회사 회전식 오일 댐퍼
DE102004059544B4 (de) * 2004-12-09 2006-11-30 Zf Friedrichshafen Ag Radaufhängung für ein Fahrzeug
JP4487267B2 (ja) * 2005-12-27 2010-06-23 ヤマハ株式会社 鍵盤楽器
JP4839843B2 (ja) * 2006-01-12 2011-12-21 ヤマハ株式会社 鍵盤楽器の鍵盤蓋構造
JP6384117B2 (ja) * 2014-05-09 2018-09-05 ヤマハ株式会社 鍵盤楽器の鍵盤蓋の軸支構造
CN104505061A (zh) * 2014-12-19 2015-04-08 苏州公爵琴业有限公司 一种钢琴侧臂

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3316582A (en) * 1964-10-23 1967-05-02 Ridge Products Inc Viscous liquid damping devices
JPS5385120U (US20030220297A1-20031127-C00033.png) * 1976-12-16 1978-07-13
JPS5385120A (en) * 1977-01-05 1978-07-27 Hitachi Ltd Displyy element driving circuit
JPS5450527A (en) * 1977-09-30 1979-04-20 Hitachi Metals Ltd Concrete composite material
JPS5848709A (ja) * 1981-08-13 1983-03-22 Aisin Seiki Co Ltd ラジエ−タグリルの開閉機構
US4679482A (en) * 1982-06-07 1987-07-14 Simanski Edward G Piano keyboard shield
JPS59222631A (ja) * 1983-06-01 1984-12-14 Nifco Inc 回転ダンパ−装置
US4641565A (en) * 1984-05-01 1987-02-10 Nippon Gakki Seizo Kabushiki Kaisha Upright piano
US4656913A (en) * 1985-01-31 1987-04-14 Nippon, Gakki Seizo, Kabushiki Kaisha Electronic musical instrument with keyboard and cover
JPH0642143B2 (ja) * 1986-08-08 1994-06-01 ヤマハ株式会社 鍵盤楽器の鍵盤蓋開閉装置
JPH0610395Y2 (ja) * 1987-05-06 1994-03-16 ヤマハ株式会社 鍵盤楽器の鍵盤蓋開閉装置
JPH01285992A (ja) * 1988-05-13 1989-11-16 Yamaha Corp 鍵盤楽器の鍵盤蓋開閉装置
JP3479100B2 (ja) * 1993-06-02 2003-12-15 帝国臓器製薬株式会社 免疫化学的簡易半定量方法および装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101295605B1 (ko) * 2011-01-20 2013-08-13 세원정밀주식회사 피아노

Also Published As

Publication number Publication date
KR910001349U (ko) 1991-01-24
JPH038391U (US20030220297A1-20031127-C00033.png) 1991-01-25
US5056396A (en) 1991-10-15
JPH0548238Y2 (US20030220297A1-20031127-C00033.png) 1993-12-21
DE4017233C2 (US20030220297A1-20031127-C00033.png) 1992-06-11
DE4017233A1 (de) 1990-12-20

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E701 Decision to grant or registration of patent right
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