353results about "Wind musical instruments" patented technology

A keyboard instrument has a first member having a first fixation fulcrum, a first link rotatably fixed to the first fixation fulcrum at one end side thereof, a second member having a second fixation fulcrum provided further forwards and downwards than the first fixation fulcrum, a second link rotatably fixed to the second fixation fulcrum at one end side thereof, and a coupling link fixed to a key so as to couple the other end side of the first link and the other end side of the second link together.

To provide a keyboard device for a keyboard musical instrument capable of compactly configuring the keyboard device itself, easily performing the mounting and replacement work of a let-off member, and further increasing the degree of freedom in setting the start timing and the continuation time of let-off.SOLUTION: Disclosed is a keyboard device for a keyboard musical instrument having a let-off function which includes: a keyboard chassis having a plurality of partition walls; a plurality of keys; and a plurality of hammers rotating in conjunction with the key depression. In one of two partition walls 14, 14 adjacent to each other and a hammer 31 arranged therebetween, a let-off member 51 is mounted, and in the other of two partition walls 14, 14 adjacent to each other and the hammer 31 arranged therebetween, an engaging part 39 is provided, which is for imparting let-off feeling to the touch feeling of the depressed key 2 by being temporarily engaged with the let-off member 51 during the rotation of the hammer 31 accompanying the key depression.SELECTED DRAWING: Figure 8

An apparatus for assembling an aerophone instrument including an air conduit with first and second ends and segments to provide an air passage; air inlets on the air conduit to create an air entry point for compressed air to be delivered into the air passage, air outlets on the air conduit to create an air exit point for the release of compressed air along the air pathways, each defined by the position of an air inlet and the position of an air outlets along the air conduit. An air-filled object is positioned to be operatively associated with the air conduit. Compressed air is deliverable to the air conduit through the air inlets, causing an area of a wall of the air-filled object to vibrate and causing compressed air to vibrate in the air passage compressed air exits the air conduit from the air outlets.

A trumpet consisting of a mouth pipe 1, a four-valve rotary valve machine body with associated pressure mechanism and a bell 3, characterized in that at least one valve axis is inclined relative to the axes of the other valves.

An improved piston valve for brass instruments facilitates adding a length of tube for playing in a lower range, while minimizing the overall air resistance as well as the air resistance differential between disengaged and engaged positions. The piston casing accommodates two input tubes on one side and two output tubes at the same level on the other side. The piston cylinder is comprised of one air passage in one position, and two parallel air passages in a second position. The second position utilizes the attachment of additional tubing for a lower range.

The present invention provides a keyboard mechanism for a keyboard instrument that ensures proper operation of the action unit even if the action unit holder is misaligned in the front-to-back direction during manufacturing, thereby providing a good touch feel and appropriate timing for sound production when pressing keys. [Solution] The keyboard device 1 comprises a swingable key 2, an action unit 6 that performs a predetermined operation in conjunction with pressing the key, a hammer support 4 positioned behind the key, and a hammer 5 that is rotatably supported by the hammer support and mounted on the action unit. The action unit comprises a holder 51 fixed to the rear end of the key, and a repetition lever 52 and a jack 53 that are rotatably attached to the holder 51. The jack stopper 36 of the hammer support is inclined downwards and has a contact surface 36a that the rear end of the jack 53 contacts from below when the key is pressed.

The present invention provides a keyboard mechanism for a keyboard instrument that ensures proper operation of the action unit even if the action unit holder is misaligned in the front-to-back direction during manufacturing, thereby providing a good touch feel and appropriate timing for sound production when pressing keys. [Solution] The keyboard device 1 comprises a swingable key 2, an action unit 6 that performs a predetermined operation in conjunction with pressing the key, a hammer support 4 positioned behind the key, and a hammer 5 that is rotatably supported by the hammer support and mounted on the action unit. The action unit comprises a holder 51 fixed to the rear end of the key, and a repetition lever 52 and a jack 53 that are rotatably attached to the holder 51. The repetition stopper 35 of the hammer support is inclined downwards and has a contact surface 35a that the rear end of the repetition lever 52 contacts from below when the key is pressed.

The present invention relates to the technical field of air pressure calibration, and particularly to an air pressure calibration method based on a sensor, which includes setting an independent sensor, calculating the air pressure difference of the independent sensor, and calculating the quantization value of the air pressure difference of the pronunciation sensor according to the air pressure difference of the independent sensor; and obtaining the output volume loudness value by looking up a table according to the quantization value of the air pressure difference of the pronunciation sensor. By adding an independent sensor to an electronic musical instrument and through a calibration algorithm with a small increase in cost, the present invention can avoid the error caused by the ambient air pressure or temperature of the pronunciation sensor, making the pronunciation of the electronic musical instrument more accurate.

The utility model relates to the technical field of electric blowpipes, in particular to a rubber blowing nozzle electric blowpipe with a pressure sensor, which comprises a rubber blowing nozzle. A bite vibration mechanism is arranged on the rubber blowing nozzle and comprises a mounting groove, the mounting groove is formed in one end of the rubber blowing nozzle, a driving block is fixedly connected to the interior of the mounting groove and is of an arc-shaped structure, and a pressure sensor is connected to the interior of the mounting groove. The blowing nozzle made of a rubber material is matched with the driving block, so that the occlusal force of a user in the using process can be accurately detected, and the occlusal force is converted into an electric signal through the pressure sensor and is transmitted to the electric blowing pipe body; the drainage structure is arranged, and the aperture of an air channel opening in one side is reduced, so that the air pressure of the air channels in the two sides is different, saliva can be conveniently collected into the collecting structure in the using process, the situation that the saliva enters the mounting groove is reduced, malfunction of the pressure sensor caused by the saliva is avoided, and the using effect of the device is improved.

Adjustment slot for adaptive plastic or cork inserts for universal adaptation of a mute to different funnel sizes of brass instruments.

Provided is a device (101) for detecting a key operation of a keyboard device, the device comprising: a key-side conductive part (20) provided to each of a plurality of keys (13); a substrate (15) provided so as to face the plurality of keys (13) in the pressing direction of the plurality of keys (13); at least two signal output units (31, 32) which are provided on the substrate (15) so as to correspond to at least two signal output units (31, 32) for one of the plurality of keys (13), each of the at least two signal output units (31, 32) having a coil and outputting a signal corresponding to the distance from the conductive unit (20) provided in the corresponding key (13); and a detection unit (50) that detects the displacement of the corresponding key (13) in at least one of the yaw direction and the roll direction on the basis of the signals output from the at least two signal output units (31, 32) during the push stroke.

To provide a chord generating method for selectively and easily generating a plurality of different chords.SOLUTION: A chord generating method includes the steps of: arbitrarily selecting at least two single tone generators as chord generators from a set of a plurality of single tone generators for generating mutually different single tones; and generating the chords as a whole by collectively pushing and bending the whole chord generators by hands and simultaneously generating single tones from the respective single tone generators constituting the chord generator.SELECTED DRAWING: Figure 6

The utility model relates to the technical field of national musical instruments, in particular to an improved Tujia knocking tool which comprises a body, the body is of a longitudinally-arranged straight pipe structure, and a sealing head is arranged at the top end of the body. The main body is provided with an air inlet window corresponding to the lower part of the sealing head; a reed extending downwards is arranged outside the air inlet window; the free end of the reed is of an isosceles triangle structure and is lapped outside the air inlet window through the vertex angle position; and a plurality of fingering holes communicated with the interior are formed in the outer wall of the main body. According to the utility model, the mass of the free end of the reed is reduced, so that the motion inertia is reduced, and the reed looks like the tongue of a person in the tremor sounding process, so that the sound is clearer and more melodious, the air flow rotation is more flexible, the reed is easily kept dry due to the higher vibration frequency, the reed is not easy to seal automatically, and the reed is kept to vibrate powerfully. The fingering hole with the circular hole structure can more accord with the waving of the finger joints of the human body, so that the fingering hole is closed more tightly, the playing effect is not influenced by air leakage, and the simulated sound is more vivid and vivid.

To provide a mouthpiece of a brass instrument allowing a person who blows (a player) to easily express "a flow of breath" (sound and speed) exactly as intended by himself / herself.SOLUTION: A mouthpiece 10 includes spiral grooves Ti (a first spiral groove Ta, a second spiral groove Tb, a third spiral groove Tc, a fourth spiral groove Td and a fifth spiral groove Te) formed at a section (a spiral groove forming section 22) from a throat part 19 to a bottom surface of a cup inner surface 12 (referred to as a cup inner surface bottom part 15). The breath can be thus made to pass in a spiral shape, so that "a flow of breath" (sound and speed) can be expressed exactly as intended by a person who blows (a player).SELECTED DRAWING: Figure 2

The utility model provides a kazoo with a novel structure, which comprises a mouthpiece, a flute upper cover and a flute lower cover, the flute upper cover and the flute lower cover are fastened and connected through a screw, the right end part of the flute upper cover and the flute lower cover after being connected is connected with the mouthpiece in a clamping manner, and the inside of the flute upper cover and the flute lower cover after being connected is provided with a clamping groove which is designed in a segmented manner. And electronic devices are clamped and fixed in the clamping grooves from right to left. The kazoo solves the problems that an existing kazoo cannot modify sound, is small in volume and cannot be accompanied and played.

The utility model discloses a sectional replaceable combined root tone harmonica, which comprises a comb, an upper reed plate, a lower reed plate, an upper cover plate and a lower cover plate, the comb is arranged between the upper reed plate and the lower reed plate, the upper cover plate is positioned above the upper reed plate, the lower cover plate is positioned below the lower reed plate, and the comb, the upper reed plate, the lower reed plate, the upper cover plate and the lower cover plate are assembled into a whole. The upper reed plate and the lower reed plate are arranged in a segmented mode to form sub reed plates according to a group of chord-formed tone plates, and the multiple sub reed plates are arranged and combined according to playing requirements and are detachably and independently installed on the frets respectively. An original whole reed plate is segmented into a plurality of sub-reed plates, each sub-reed plate comprises a group of chord composition tones and root tones, the plurality of sub-reed plates are detachably and independently installed on the frets respectively, and a player can change and select different sub-reed plates according to playing requirements and freely arrange and combine the sub-reed plates to freely change the pieces in a DIY (do it yourself) mode. And the device is more suitable for different guitar blowing persons.

To provide a keyboard device of a keyboard instrument capable of suppressing occurrence of bounding of keys by suppressing bounding when a rotating hammer returns to its original position in linking with depression of keys and capable of reducing generation of noise by the hammer.SOLUTION: A keyboard device includes: a hammer 31 rotating vertically in linking with a pressed key 2; and a cushion 52 that is provided below the hammer 31, and with which the hammer 31 comes into contact from above when the hammer 31 rotating upward following depression of keys returns to its original position following release of keys. The hammer 31 has multiple projections 51 that are mutually separated with a gap and project downward each toward the rear from a hammer support shaft 18a. The cushion 52 is composed of multiple cushions 52a, 52b, 52c, and 52d that successively come into contact toward those away from the hammer support shaft 18a from those close to it among the multiple projections 51 when the hammer 31 comes into contact from above.SELECTED DRAWING: Figure 8

To improve bonding strength of a key that is made by bonding wood and resin materials.SOLUTION: A key for a keyboard device comprises: a wooden key body; a resin-made key upper surface portion provided on the upper surface of the key body; an adhesive for bonding the key body and the key upper surface portion. And a recess is formed on the lower surface of the key upper surface portion, and recess and convex shapes are formed in the interior of the recess. A diameter of the recess is 20 μm or more and 500 μm or less, and a height difference of at least part of the recess and convex shapes may be 20 μm or more.SELECTED DRAWING: Figure 3

To provide molded products that make effective use of wood while maintaining anisotropy of the wood, by making it possible to use parts that were previously difficult to use.SOLUTION: A molded body 10 according to one aspect of the present disclosure is a molded body 10 that includes multiple wood chips 1. The molded body 10 has anisotropy in elastic modulus and strength in the axial direction of the raw wood and the direction that is orthogonal to it, and fibers 1a of the wood chips 1 are intertwined with each other at the interfaces between the multiple wood chips 1.SELECTED DRAWING: Figure 3

The invention relates to the technical field of outdoor playing equipment, and discloses a portable accordion playing device, and the device comprises a first box which defines a first storage region, a second storage region and a third storage region, the first storage region is used for placing a microphone assembly, the second storage region is used for placing an accordion, and the third storage region is used for placing a battery pack; the second box is hinged to the first box and defines a fourth storage area, a fifth storage area, a sixth storage area and a seventh storage area, the fifth storage area is used for placing reverberation equipment, the fourth storage area is used for placing sound card equipment, the sixth storage area is used for placing sound equipment, and the sound card equipment, the reverberation equipment and the sound equipment are connected through a plurality of audio cables. The seventh storage area is used for storing an audio cable; a first universal wheel set is installed at the bottom of the first box, and a second universal wheel set is installed at the bottom of the second box. According to the portable accordion playing device, the accordion is convenient to carry, reverberation equipment can be installed, and the ensemble effect is greatly improved.

To provide a small keyboard instrument in which a keyboard part can satisfactorily be assembled in a musical instrument case.SOLUTION: A keyboard instrument 10 includes; a musical instrument case 200 having a front plate 210, a shelf plate 220, and a connection member 201 which mutually fixes the front plate 210 and the shelf plate 220 and includes a hook part 201c protruding toward a back side B of a longitudinal direction (cross direction FB) of keys; and a keyboard part 50 which has a locking plate 510 as a locking part and is fixed to the musical instrument case 200 in a state in which the locking plate 510 is arranged between the hook part 201c and the shelf plate 220.SELECTED DRAWING: Figure 2

Correct the creep deformation of the lead. [Solution] A reed storage device is provided, which includes a reed holding part for holding a reed, the reed holding part having a bottom surface on which the facing of the reed is positioned when the reed is held, and a pressing part for contacting at least a portion of the vamp of the reed and pressing toward the bottom surface. When the reed holding part holds a reed, the vamp of the reed is pressed by the pressing part, thereby correcting the deformation of the vamp.

Description of a system for mounting a row of solenoid valves in the resonator of the bass key plate of an accordion. The system provides that each row of solenoid valves is supported by the same bridge, and all solenoid valves within the rows are controlled by a single electronic control board.

The utility model discloses an entry-level practical accordion which comprises an air bellow, two sides of the air bellow are respectively connected with a first accordion box and a second accordion box, a locking piece is connected between the first accordion box and the second accordion box, keys are arranged on the rear side of the first accordion box, a cover plate is covered outside the keys, and the cover plate is movably connected with the first accordion box. A first limiting piece is jointly connected between the cover plate and the keys, a second limiting piece matched with the cover plate is arranged on the front side of the first guitar box, and the front side of the second guitar box is connected with a protection plate through a third limiting piece. According to the accordion, the locking piece composed of the two limiting rods is jointly connected between the first accordion box and the second accordion box, when the accordion is not used, the two accordion boxes are fixed, the accordion makes a sound, the cover plate is connected to the supporting plate outside the keys through the first limiting piece, the keys are protected, and the accordion is prevented from being damaged. The outer part of the second case is connected with a protective plate through a third limiting piece, so that the accordion keys on the second case are protected.

This invention discloses a trombone instrument capable of network-connected collaborative playing, belonging to the field of electronic musical instrument technology. The instrument includes a control module, a network module, and a playing module. The control module coordinates the operation of each module; the network module connects to the user terminal and cloud platform via 4G / 5G / WIFI / Bluetooth, supporting functions such as authentication and score synchronization; the playing module includes a sound source unit, a pipe pressure sensing unit, a button unit, a breath inlet unit, a playing information acquisition and synthesis unit, a sound production unit, and an operation control unit. The trombone instrument supports three working modes: individual manual playing, individual controlled playing, and collaborative playing of multiple trombone instruments networked together. The collaborative playing mode allows for differentiated multi-part playing through the control of the user terminal. This invention preserves the traditional trombone timbre through electronic sound production technology, employs a "select reference - press combination - control airflow" operating logic to stably output the target pitch, lowering the learning threshold, and simultaneously supports network-connected collaborative playing and cloud storage and analysis of playing data.

To provide a keyboard device of a keyboard instrument, which can obtain excellent touch feeling at the press of a key and which can enhance responsiveness when the pressed key rotationally returns to its original position so as to be able to obtain appropriate repeated press performance.SOLUTION: A keyboard device of a keyboard instrument includes: a keyboard chassis 4; keys 51, 71, 81 provided at an upper part of the keyboard chassis; and hammers 31, 72, 82 rotating in association with the keys 51, 71, 81 below the keyboard chassis. The keys 51, 71, 81 are configured in a manner to rotate around a virtual supporting point P positioned behind a back end of the key 51 or rotational supporting points 71a, 81a which are provided at back ends of the keys 71, 81 and which are rotatably supported by the keyboard chassis 4 as the center, and are set to have the inertia moment larger than that of the hammers 31, 72, 82.SELECTED DRAWING: Figure 8

To provide a manufacturing method of a keyboard instrument, which can satisfactorily assembly a keyboard part in a musical case and to provide the keyboard instrument.SOLUTION: A manufacturing method of a keyboard instrument 10 is the manufacturing method of the keyboard instrument 10 which assembles a keyboard part 50 having a plurality of keys (white keys 300 and black keys 400) to a musical instrument case 200 by a concave and convex engagement structure having a concave groove part 225 provided with a right-left groove 225a and a front-rear groove 225b communicating with the right-left groove 225a in either the keyboard part 50 and the musical instrument case 200 and having a convex part 630 which can be engaged with the concave groove part 225 in the other. The method includes a front-rear groove engagement step for engaging the convex part 630 with the front-rear groove 225b and a right-left groove engagement step for engaging the convex part 630 with the right-left groove 225a.SELECTED DRAWING: Figure 13

A thumb guide for aiding in proper hand position while holding a trumpet-like instrument is disclosed. The thumb guide includes a main body having a slot to receive a leadpipe of a trumpet-like instrument. A channel is positioned along a central axis of the main body to retain the leadpipe of the trumpet therein. A recessed portion promotes the ergonomic positioning of a thumb and a hand of a user while playing the trumpet-like instrument.