JPH0485384U - - Google Patents
Info
- Publication number
- JPH0485384U JPH0485384U JP12801290U JP12801290U JPH0485384U JP H0485384 U JPH0485384 U JP H0485384U JP 12801290 U JP12801290 U JP 12801290U JP 12801290 U JP12801290 U JP 12801290U JP H0485384 U JPH0485384 U JP H0485384U
- Authority
- JP
- Japan
- Prior art keywords
- guide
- guide rail
- pair
- support shaft
- rotary body
- 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
- Closures For Containers (AREA)
Description
第１図は本考案の一実施例であつて、鍵盤蓋を
閉じた状態を示す一部省略側断面図、第２図は第
１図に示す鍵盤蓋を開いた状態を示す要部側断面
図、第３図は第１図に示す鍵盤蓋の後部を示す一
部省略平面図、第４図は第３図の−線拡大断
面図、第５図は第１図に示す側板に設けたガイド
レールと、ガイドレールの上面、下面に当接する
支持用回転体、圧接用回転体を示す一部省略拡大
断面図、第６図は圧接用回転体の他例を示す断面
図である。
１……楽器本体、３，４……側板、８……鍵盤
蓋、１４，１５……ガイドレール、１６……支軸
、１７，１８……支持用回転体、１９，２０……
圧接用回転体、２７，２８……上面、３１，３２
……下面、３６，３７……スプリング。
Fig. 1 is a partially omitted side sectional view showing an embodiment of the present invention with the keyboard lid closed, and Fig. 2 is a side sectional view of the main part shown in Fig. 1 with the keyboard lid opened. Fig. 3 is a partially omitted plan view showing the rear part of the keyboard lid shown in Fig. 1, Fig. 4 is an enlarged sectional view taken along the - line in Fig. 3, and Fig. 5 is a partially omitted plan view showing the rear part of the keyboard lid shown in Fig. 1. FIG. 6 is a partially omitted enlarged sectional view showing a guide rail, a supporting rotating body that abuts the upper and lower surfaces of the guide rail, and a pressing rotating body. FIG. 6 is a sectional view showing another example of the pressing rotating body. 1... Instrument body, 3, 4... Side plate, 8... Keyboard lid, 14, 15... Guide rail, 16... Support shaft, 17, 18... Support rotating body, 19, 20...
Pressing rotor, 27, 28...Top surface, 31, 32
...Bottom surface, 36, 37...Spring.
Claims (1)
面のそれぞれの対向位置に、鍵盤蓋を回動可能に
支持するための支軸の両端をガイドする一対のガ
イドレールを突出させて設け、一方、前記支軸の
両側に、前記各ガイドレールの上面に当接しなが
ら、該各ガイドレール上を転動する支持用回転体
を設けるとともに、前記鍵盤装置の両側に、前記
各ガイドレールの下面に圧接し、前記支持用回転
体と協働して、前記ガイドレールを移動可能に保
持する圧接用回転体を設けたことを特徴とする鍵
盤楽器の蓋開閉装置。 A pair of guide rails that guide both ends of a support shaft for rotatably supporting the keyboard lid are protrudingly provided at opposing positions on the inner surfaces of a pair of side plates provided on the left and right sides of the instrument body, , a supporting rotating body that rolls on each guide rail while contacting the upper surface of each of the guide rails is provided on both sides of the support shaft; 1. A lid opening/closing device for a keyboard instrument, characterized in that a press-contact rotary body is provided which movably holds the guide rail in cooperation with the support rotary body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12801290U JPH0485384U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12801290U JPH0485384U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0485384U true JPH0485384U (en) | 1992-07-24 |
Family
ID=31875489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12801290U Pending JPH0485384U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0485384U (en) |
-
1990
- 1990-11-30 JP JP12801290U patent/JPH0485384U/ja active Pending
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