JP5680777B1 - Saxophone and its parts - Google Patents

Abstract

The present invention provides a saxophone with improved F # key arm durability and G # key and small shell B ♭ key sound stability. An F-sharp key arm 101, a G-sharp key 104, and a B-flat lever 105 are provided, and the F-sharp key arm 101 is a first for contacting and pressing the G-sharp key 104. 1 pressing means, a second pressing means for contacting and pressing the B flat lever 105, and a contact angle adjusting means for adjusting the relative direction of the first pressing means and the second pressing means are provided. It is done. [Selection] Figure 1A

Description

  The present invention relates to a saxophone and parts thereof.

  In the above technical field, Patent Document 1 shows an external view of a saxophone. In Patent Document 1, an arm of an F sharp key (hereinafter referred to as F # key) adjacent to the upper side of the F key moves in conjunction with the F key.

Chinese Utility Model Notification 2012126282

  For easy understanding, FIG. 6 shows an overall view and a partially enlarged view, and FIG. 7 shows an enlarged view of only the arm 601 of the F # key. An arm 601 is fixed to the F # key 602 located in the middle of the saxophone 600. When the F key 603 is pressed, the F # key 602 and the arm 601 move downward to move the arm 601. Corks 611 and 612 attached to the axial tip and root of the G press the G sharp key (G # key) 604 and the B lever 605. That is, the G # key 604 is not opened even when a G # lever (not shown) is pressed due to the pressing force of the F key 603, and the small shell B キ ー key 606 cannot be pressed. As shown in the plan view of FIG. 7, the arm 601 is configured to be able to adjust the protruding state of the tip portions of the corks 611 and 612 by tightening bolts 701 and 702.

  However, in the above configuration, the contact between the F # key arm 601 and the G # key 604 or the small shell B flat (hereinafter referred to as B ♭) key lever 605 is not appropriate, and the contact may be small. In that case, the corks 611 and 612 attached to the arm 601 may be extremely worn or worn unevenly. In this way, if the G # key 604 is not sufficiently hit, the G # key 604 will float regardless of the F key 603 being pressed, air will leak, the sound will become weaker, Sometimes disappeared. In particular, the angles at which the corks 611 and 612 abut against the G # key 604 and the B lever 605 are not necessarily the same, so that no matter how the protrusions of the corks 611 and 612 are adjusted, G There were cases where the # key 604 and the B ♭ lever 605 did not make sufficient contact.

  That is, in the conventional configuration, the durability of the F # key arm and the stability of the sounds of G # and B ♭ were not sufficient.

  The objective of this invention is providing the technique which solves the above-mentioned subject.

In order to achieve the above object, in the saxophone according to the present invention,
F sharp key arm,
G sharp key,
B flat lever,
A saxophone with
The arm of the F sharp key
First pressing means for contacting and pressing the G sharp key;
A second pressing means for contacting and pressing the B flat lever;
A contact angle adjusting means for adjusting a relative direction of the second pressing means with respect to the first pressing means;
Is provided.

The arm of the F sharp key is
A first arm portion including the first pressing means;
A second arm portion including the second pressing means;
With
One of the first arm portion and the second arm portion has a cylindrical portion, and the other has a column portion that can be inserted into the hollow portion of the cylinder,
The contact angle adjusting means preferably includes means for fixing and unfixing the second arm portion with respect to the first arm portion in a state where the column portion is inserted into the cylindrical portion.

The arm of the F sharp key is
A third arm connected to the F sharp key;
One of the first arm portion and the third arm portion has a cylindrical portion, and the other has a column portion that can be inserted into a hollow portion of the cylinder,
It is also preferable that the contact angle adjusting means further includes means for fixing and unfixing the third arm part with respect to the first arm part in a state where the columnar part is inserted into the cylindrical part.

  In order to achieve the above object, the saxophone component according to the present invention is an F sharp key arm provided on the saxophone.

  According to the present invention, the durability of the arm of the F # key and the stability of the sound of the G # key and the small shell B ♭ key can be improved.

1 is a diagram illustrating an overall configuration of a saxophone according to a first embodiment of the present invention. It is the elements on larger scale of the saxophone which concerns on 1st Embodiment of this invention. It is the elements on larger scale of the saxophone which concerns on 1st Embodiment of this invention. It is the elements on larger scale of the saxophone which concerns on 1st Embodiment of this invention. It is an enlarged view of the arm of the saxophone which concerns on 1st Embodiment of this invention. It is an enlarged view of the arm of the saxophone which concerns on 1st Embodiment of this invention. It is an enlarged view of the arm of the saxophone which concerns on 1st Embodiment of this invention. It is an enlarged view of the arm of the saxophone which concerns on 2nd Embodiment of this invention. It is a figure which shows the periphery structure of the arm of F # key in the conventional saxophone. It is an enlarged view of the arm of F # key in the conventional saxophone.

  Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the drawings. However, the components described in the following embodiments are merely examples, and are not intended to limit the technical scope of the present invention only to them.

[First Embodiment]
(Saxophone overall configuration)
The external appearance of the saxophone 100 as a first embodiment of the present invention is shown in FIG.

  For easy understanding, FIG. 1A shows an overall view, and FIG. 1B shows partially enlarged views (a) to (d) with the arm 101 of the F # key 102 as the center. 2 and 3 are perspective views during operation of the saxophone 100. FIG.

  In the F # key 102 located in the middle of the saxophone 100, the arm 101 is temporarily fixed near the upper end portion of the upper surface thereof. The F # key 102 is connected to the F key 103 via a lever (not shown), and is biased in the opening direction by a spring provided on the lever.

  Therefore, in a state where no key is pressed, the F # key 102 is opened upward in the figure (forward during performance). By depressing the F key 103, the F # key 102 is moved downward in the figure and closes the corresponding hole.

  At this time, the arm 101 fixed to the F # key 102 moves downward at the same time, and corks 111 and 121 as pressing means attached to the root and upper end of the arm 101 are moved to the G sharp key (hereinafter referred to as the G # key). ) Abut against 104 and lever 105 and press against them from above while being rubbed against them (state of FIG. 1B (b) and FIG. 3). The corks 111 and 121 are preferably coated with a resin in order to improve durability, but are not limited thereto. The arm 101 is provided with a bolt 112 for adjusting the protruding amount of the cork 111 and a bolt 122 for adjusting the protruding amount of the cork 121. The bolt 112 and the cork 111 are connected, and the cork 111 is fixed to the arm 101 so that the cork 111 can be exchanged and the amount of protrusion can be adjusted by screwing the bolt 112 into a nut provided on the base side of the arm 101. . Similarly, the bolt 122 and the cork 121 are also connected, and the cork 121 is fixed to the arm 101 so that the cork 121 can be replaced and the amount of protrusion can be adjusted by screwing the bolt 122 into a nut provided on the tip side of the arm 101. ing.

  By pressing the F key 103, even if the G # lever 108 is pressed, the interlocked G # key 104 is not opened, and the small shell B ♭ key 106 cannot be pressed.

  On the other hand, even when the E key 107 is pressed, the F key 103 does not move and the F # key 102 moves downward. Accordingly, the corks 111 and 121 of the arm 101 are linked with the G # key 104. Then, the lever 105 is pressed from above in the drawing (state (b)). In the state of (b), the key of B ♭ interlocked with the lever 105 is also pressed to close the corresponding hole.

  On the other hand, when the key 106 of the small shell B shell is pressed without pressing the F key 103, the key 106 of the small shell shell B closes the corresponding hole, and the lever 105 moves away from the cork 121 of the arm 101 and moves downward. Move (state (d)).

  When the H (La) key adjacent to the small shell B key 106 is pressed, the small shell B key 106 is pressed, the small shell B key 106 closes the corresponding hole, and the lever 105 It moves away from 101 and moves downward (state (d)).

  If neither the H (La) key, the small shell B Ｆ key 106, the F key 103, or the E key 107 is pressed, the F # key 102 is opened and the G # key 104 is closed. FIG. It becomes the state of 2.

  When the G # lever 108 is pressed, G # 104 is opened, but the lever 105 remains in contact with the cork 121 of the arm 101 and the F # key 102 is also opened (state (c)).

(Arm configuration)
4A to 4C are enlarged views of only the arm 101 of the F # key. FIG. 4A (a) is a front view of the arm 101, and is a view of the arm 101 as viewed from the opposite direction to FIGS. FIG. 4A (b) is a side view of the distal end side of the arm 101. FIG. 4B is a perspective view of the arm 101 as viewed from the cork 121 side, and FIG. 4C is a perspective view of the arm 101 as viewed from the cork 111 side.

  The arm 101 roughly includes a first arm portion 401 and a second arm portion 402. The first arm portion 401 includes a connecting portion 415 at one end, and is connected to the F # key 102 by the connecting portion 415. The connecting portion 415 includes a bolt 451 and a convex portion 452 (see FIG. 4C for the shape of the convex portion 452). The arm 101 is fixed to the F # key 102 by inserting the convex portion 452 into a slit-like hole provided in the F # key 102 and tightening the bolt 451.

  As described above, by tightening the bolts 112 and 122 in the arm 101, the protruding state of the tip portions of the corks 111 and 121 can be adjusted.

  The first arm part 401 has a cylindrical part 411, and the second arm part 402 has a columnar part 421 that can be inserted into a hollow part of the cylindrical part 411. A bolt 413 as a contact angle adjusting means is inserted into a nut 412 provided in the cylindrical portion 411 of the first arm portion 401.

  By tightening the bolt 413, the inner diameter of the cylindrical portion 411 is reduced. The second arm portion 402 is fixed to the first arm portion 401 by the cylindrical portion 411 tightening the columnar portion 421. 4A discloses a configuration in which the cylindrical portion 411 is provided in the first arm portion 401 and the column portion 421 is provided in the second arm portion 402, the present invention is not limited to this. The first arm portion 401 may be provided with a columnar portion, and the second arm portion may be provided with a cylindrical portion, a nut, and a bolt.

  By loosening the bolt 413, the relative direction of the cork 111 and the cork 121 can be changed in the direction of the arrow in FIG. 4A (b). When the relative directions of the cork 111 and the cork 121 are determined, the bolts 413 are tightened to fix the directions of the corks 111 and 121. The cylindrical portion 411 can be fixed or released with the column portion 421 being inserted.

  In other words, the size of the contact point between the F # key arm 101 and the G # key 104 or B lever 105 can be adjusted. That is, wear of the corks 111 and 121 attached to the arm 101 is suppressed, and wear is equalized. As a result, the G # key 104 and B に 対 す る can hit the lever 105 with an appropriate force, position and angle, and an appropriate sound can be stably produced. In particular, since the angles at which the G # key 104 and the B lever 105 abut against the corks 111 and 121 can be made appropriate, the G # key 104 and the B ♭ The contact with the lever 105 can be secured and maintained sufficiently stably.

[Second Embodiment]
Next, a saxophone as a second embodiment of the present invention will be described with reference to FIG.

  FIGS. 5A to 5D are enlarged views of only the arm 500 of the F # key. 5A is a front view of the arm 500, FIG. 5B is a perspective view of the arm 500 viewed from the cork 532 side, and FIG. 5C is a view of the arm 500 corresponding to the cork 522. It is the perspective view seen from the side.

  The arm 500 according to the present embodiment broadly includes a first arm part 501, a second arm part 502, and a third arm part 503. The first arm portion 501 includes a bolt 551 and a convex portion 552 at one end (see FIG. 5C for the shape of the convex portion 552). The arm 500 is fixed to the F # key 102 by inserting the convex portion 552 into a slit-like hole provided in the F # key 102 and tightening the bolt 551.

  The first arm unit 501 includes a bolt 514 and a nut 515. The bolt 514 is for adjusting the relative angle between the convex portion 552 that is a connecting portion with the F # key 102 and the cork 522.

  The first arm part 501 has a cylindrical part 511, and the second arm part 502 has a columnar part 520 that can be inserted into the hollow part of the cylindrical part 511. A bolt 514 as a contact angle adjusting means is inserted into a nut 515 provided in the cylindrical portion 511 of the first arm portion 501.

  By tightening the bolt 514, the inner diameter of the cylindrical portion 511 is reduced. Then, the second arm portion 502 is fixed to the first arm portion 501 by the cylindrical portion 511 tightening the columnar portion 520.

  By loosening the bolt 514, the relative angle between the first arm portion 501 and the cork 522 can be adjusted in the direction of the arrow 526 in FIG. When the relative orientation between the first arm portion 501 and the cork 522 is determined, the bolt 514 is tightened to fix the orientation of the cork 522.

  The cylinder portion 511 can be fixed or released with the column portion 520 inserted.

  That is, in the arm 500 of the present embodiment, no matter how the arm 500 is connected to the F # key 102, the direction of the cork 522 can be adjusted independently of the connection angle.

  By tightening the bolts 521 and 531 in the arm 500, the protruding state of the tip portions of the corks 522 and 532 can be adjusted.

  The second arm portion 502 has a cylindrical portion 524, and the third arm portion 503 has a columnar portion 533 that can be inserted into a hollow portion of the cylindrical portion 524. A bolt 523 as a contact angle adjusting means is inserted into a nut 525 provided on the cylindrical portion 524 of the second arm portion 502.

  By tightening the bolt 523, the inner diameter of the cylindrical portion 524 is reduced. Then, the third arm portion 503 is fixed to the second arm portion 502 by the cylindrical portion 524 tightening the column portion 533. 5 discloses the configuration in which the cylindrical portion 524 is provided in the second arm portion 502 and the column portion 533 is provided in the third arm portion 503, the present invention is not limited to this. The second arm portion 502 may be provided with a columnar portion, and the third arm portion may be provided with a cylindrical portion, a nut, and a bolt.

  By loosening the bolts 523, the relative directions of the cork 522 and the cork 532 can be changed in the arrow direction 536 of FIG. When the relative directions of the cork 522 and the cork 532 are determined, the bolts 523 are tightened to fix the directions of the cork 522 and the cork 532. By tightening or loosening the bolts 523, the cylinders 524 can be fixed to each other or unfixed in a state where the column part 533 is inserted.

  With the above configuration, the contact size between the F # key arm 101 and the G # key 104 or the B lever 105 can be adjusted. That is, the wear of the corks 522 and 532 attached to the arm 500 is suppressed, and the wear is equalized. As a result, the G # key 104 and B に 対 す る can hit the lever 105 with an appropriate force, position and angle, and an appropriate sound can be stably produced. In particular, since the angles at which the G # key 104 and the B ♭ lever 105 abut against the corks 522 and 532 can be made appropriate, the G # key 104 and the B ♭ can be adjusted by adjusting the projection of the corks 522 and 532. Sufficient contact with the lever 105 can be secured and maintained.

[Other Embodiments]
While the present invention has been described with reference to the embodiments, the present invention is not limited to the above embodiments. Various changes that can be understood by those skilled in the art can be made to the configuration and details of the present invention within the scope of the present invention. In addition, a system or an apparatus that combines various features included in each embodiment is also included in the scope of the present invention.

Claims (4)

F sharp key arm,
G sharp key,
B flat lever,
A saxophone with
The arm of the F sharp key
First pressing means for contacting and pressing the G sharp key;
A second pressing means for contacting and pressing the B flat lever;
A contact angle adjusting means for adjusting a relative direction of the second pressing means with respect to the first pressing means;
A saxophone characterized by having been provided. The arm of the F sharp key is
A first arm portion including the first pressing means;
A second arm portion including the second pressing means;
With
One of the first arm portion and the second arm portion has a cylindrical portion, and the other has a column portion that can be inserted into a hollow portion of the cylinder,
The contact angle adjusting means includes means for fixing and unfixing the second arm part with respect to the first arm part in a state where the columnar part is inserted into the cylindrical part. The saxophone according to 1. The arm of the F sharp key is
A third arm connected to the F sharp key;
One of the first arm portion and the third arm portion has a cylindrical portion, and the other has a column portion that can be inserted into a hollow portion of the cylinder,
The contact angle adjusting means further includes means for fixing and unfixing the third arm part with respect to the first arm part in a state where the columnar part is inserted into the cylindrical part. Item 3. The saxophone according to item 2.   The arm of F sharp key provided in the saxophone of any one of Claims 1 thru | or 3.

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