JPH0215657Y2 - - Google Patents

Description

[Detailed description of the invention] This invention relates to a music score book for an automatic performance device, and by fixing a memory device to the inside surface of one of the covers, it is possible to easily enjoy the corresponding automatic performance while viewing the contents of the music score. This is how it was done.

Conventionally, it has been known to provide a ROM (read-only memory) near the bottom edge of a musical score sheet and read musical score data from this ROM and use it for automatic performance, etc. reference).

According to such conventional technology, (1) long pieces of music cannot be written because there is a limit to the size of one sheet of music, or even if they can be written, they are too small to read; (2) the size of one sheet of sheet music is limited; Since one memory was installed per seat, there were problems such as an increase in the cost of the seat.

The purpose of this invention is to provide a new musical score book for an automatic performance device that solves these problems.

The automatic performance device in which the musical score book 22 of this invention is to be used includes a main body 10 having a built-in automatic performance means;
a music stand 16 provided at the top of the main body; a music stand 16 provided at the top of the main body in front of the music stand;
A connector device 20 connected to an external storage means is provided, and the automatic performance means reads performance information from the external storage device via the connector device to perform automatic performance. The musical score book of this invention is used in such an automatic performance device in an open state by leaning against the music stand, and includes (a) a pair of covers 24 and 26, and (b) these. (c) a plurality of musical score sheets 28 on which one or more pieces of music are written, which are stored so as to be opened left and right between the covers; and (c) a memory device to be connected to the connector device as the external storage means. 30, which is fixed to the inner surface of one of the pair of covers near the outer corner of the lower end, and stores performance information regarding the music piece; The plurality of musical score sheets are prevented from overlapping the memory device by removing a portion including a direction portion and a portion thereof in the vicinity thereof corresponding to a fixed portion of the memory device on the inner surface of the one cover. That is.

This invention will be described in detail below with reference to embodiments shown in the accompanying drawings.

FIG. 1 shows the usage of a musical score book with a memory device according to an embodiment of this invention.

A recess 12 for placing a musical score is provided on the upper surface of the electronic musical instrument main body 10, and an elongated protrusion 14 for preventing the musical score from slipping is provided on the front side of this recess 12. A plate-shaped member (music stand) 16 for supporting music is provided behind the recess 12, and a connector device 20 is provided in a groove 18 on the right side of the recess 12.

The music book 22 has a front cover 24 and a back cover 26.
, a plurality of musical score sheets 28 held between the covers 24 and 26, and a flat memory device 30 fixed to the outer corner of the lower end of the inner surface of the back cover 26. There is. The portions of each score sheet 28, including the outer corner of the lower end, are removed to correspond to the fixed portion of the memory device 30, thereby increasing the thickness of the score book 22 due to the installation of the memory device 30. In addition, the connection and separation operations between the memory device 30 and the connector device 20 can be easily performed.

As shown in FIGS. 2 and 3, the memory device 30 has a flat package ROM arranged as an IC (integrated circuit) memory 34 in a recessed part of an insulating substrate 32, and a conductor cover made of metal or the like on top of the flat package ROM. 36
It has a structure in which it is fixed to the substrate 32 by covering it with. Note that musical score data corresponding to a plurality of songs printed on the musical score sheet 28 is stored in advance in the ROM.

The signal deriving lead 38 of the IC memory 34 is the second
As shown in the figure, the leads 38 are individually led out into the corresponding lead lead-out grooves of the substrate 32 in the cutout part of the cover 36, and the tips of each lead 38 are guided into the recesses 40 of the corresponding lead lead-out grooves as shown in FIG. Insertion is fixed. In addition, the grounding lead 4 of the IC memory 34
2 is electrically connected to the inner surface of the cover 36 as shown in FIG.

In the cover 36, a pair of recesses 44 and 4 are provided on both sides of the lead lead-out cutout as shown in FIG.
6 is provided. These recesses 44 and 46
These are respectively engaged with a pair of engagement pieces of the connector device 20 when the memory device 30 is coupled to the connector device 20, as will be described later.

When using the music score book 22, it is placed in the recess 12 as shown in FIG. 1, and the lower right corner of the back cover 26 is inserted into the groove 18. Then, the memory device 30 connects to the connector device 20 as shown in FIG.
The IC memory 34 is electrically connected to the internal circuit of the electronic musical instrument via the connector device 20.

In FIG. 4, the connector device 20 includes a base 48 that is screwed to the main body of the electronic musical instrument, and a pair of protruding pieces 50 and 52 are provided on the base 48 in parallel with each other and spaced apart from each other. A terminal plate 54 is attached to a rod 56 on the protruding pieces 50 and 52.
It is rotatably mounted. Also, on the base 48, a stopper 58 is provided for stopping the inserted cover 26 and the end of the memory device 30.
is provided.

On the surface of the terminal plate 54 facing the base 48,
First and second holding pieces 62 and 64 are provided to protrude toward the base 48 and hold a large number of terminals 60 each made of a leaf spring in an electrically insulated manner from each other. Piece 64 is stopper 5
It is designed to hit the top surface of 8. Further, the recesses 4 of the memory device 30 are provided on both sides of the tip of the terminal plate 54.
Engagement pieces 66 and 6 that engage with 4 and 46, respectively
8 is provided so as to protrude toward the base 48.

A coil spring 70 is attached to the rod 56, and one end of this spring 70 extends above the terminal plate 54, so that the terminal plate 54 is always directed toward the base 48 (front).
It is becoming more and more pressurized.

When the memory device 30 is inserted toward the stopper 58, the terminal plate 54 has a cover 36 that is connected to the engagement piece 66.
and 68 , the memory device 30 pivots rearwardly against the force of spring 70 to allow memory device 30 to be received. When the tip of the memory device 30 reaches the stopper 58, the engaging pieces 66 and 68
are fitted into the recesses 44 and 46, respectively, to fix the memory device 30, while the grounding terminal 60a of the terminals 60 is in electrical contact with the cover 36, and the other terminals are also in electrical contact with the corresponding leads 38. Thus, electrical connection between the IC memory 34 and the internal circuit of the electronic musical instrument is achieved.

After such electrical connection is established, operate the song selection switch to select the desired song, read out the score data of the selected song from the IC memory 34, and use it for automatic performance, automatic key press display, etc. can be used. In this case, the read data may be used after being stored in a RAM (random access memory) or the like within the electronic musical instrument, or may be used directly without such storage processing.

Note that the music score book 22 is taken out from the groove 18 after use, but in this case, the terminal plate 54 rotates backward against the force of the spring 70, so the memory device 30 can be easily removed from the connector device 20. be able to.

As described above, according to this invention, in a musical score book for an automatic performance device, a memory device is fixed near the outer corner of the lower end on the inside surface of one of the covers, and the memory device is fixed between the covers. In each musical score sheet, the lower outer corner portion and its vicinity were removed in correspondence with the fixed portion of the memory device, so that the following effects can be obtained.

(1) Long pieces of music or multiple pieces of music can be written on multiple sheet music sheets in an easy-to-read manner, and in particular, parts of the sheet music sheet, including the outer corner of the lower edge, are removed to correspond to the stuck parts of the memory device. Therefore, compared to the case where the lower part of each musical score sheet is removed from the inner side edge to the outer side edge with a width corresponding to the memory device, the sheet area is expanded and more items can be recorded. Since the storage capacity of recent IC memories has increased, the memory device can sufficiently store performance information corresponding to a long song or a plurality of songs written on a musical score sheet. Therefore, it is possible to enjoy automatic performance of a long piece or multiple songs using one sheet music book without frequently exchanging sheet music sheets as in the past.
At this time, the content of the performance can be easily read from the musical score.

(2) Since one memory device is provided for a plurality of musical score sheets, the cost per sheet can be reduced.

(3) Since the memory device is fixed near the outer corner of the lower end of the inner surface of the cover, the memory device is protected between the covers, and the connection and separation operations between the memory device and the connector device can be performed easily and reliably. Furthermore, there is no inconvenience such as when the memory device is detachably attached to a part of the cover, such as having to attach and detach the memory device from the music book during use or losing the memory device.

(4) Since the portion corresponding to the memory device is removed from each score sheet, it is possible to prevent the score book from becoming thick at the location where the memory device is installed, making it convenient to carry and store.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing how a musical score book with a memory device according to an embodiment of the invention is used, FIG. 2 is a perspective view of the memory device, FIG. 3 is a sectional view of the memory device, and FIG. FIG. 2 is a perspective view showing how the memory device and the connector device are coupled. 22...Music book, 24, 26...Cover, 28...
...Musical score sheet, 30...Memory device.

Claims (1)

[Claims for Utility Model Registration] A main body 10 incorporating an automatic performance means, a music stand 16 provided at the top of the main body, and a music stand 16 provided at the top of the main body in front of the music stand and connected to an external storage means. and a connector device 20,
The automatic performance means reads performance information from the external storage means via the connector device and performs automatic performance. A musical score book 22 for a performance device, which includes (a) a pair of covers 24 and 26, and (b) a plurality of books that are bound between these covers so as to be able to be opened left and right, and in which one or more pieces of music are written. (c) a memory device to be connected to the connector device as the external storage means, which is located at the outer corner of the lower end on the inner surface of one of the pair of covers; 30 that is fixed to the vicinity and stores performance information regarding the music piece, and the fixed portion of the memory device is arranged such that the portion including the outer corner of the lower end of each score sheet and the vicinity thereof is fixed to the inner surface of the one cover. A musical score book for an automatic performance device, characterized in that the plurality of musical score sheets are removed in accordance with the above, so that the plurality of musical score sheets do not overlap on the memory device.