CN209199587U - A kind of bridge and play kind musical instrument - Google Patents
A kind of bridge and play kind musical instrument Download PDFInfo
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- CN209199587U CN209199587U CN201821502300.XU CN201821502300U CN209199587U CN 209199587 U CN209199587 U CN 209199587U CN 201821502300 U CN201821502300 U CN 201821502300U CN 209199587 U CN209199587 U CN 209199587U
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Abstract
The utility model discloses a kind of bridge and play kind musical instrument.The bridge bridge includes ontology and plays signal detection component；Play the setting of signal detection component on the body；Bridge is mounted on when playing on kind musical instrument, it is corresponding with the string for playing kind musical instrument to play signal detection component, for obtain play generated when the string of kind musical instrument is played play signal, playing signal includes playing signal and pressing signal, after playing signal of each bridge acquisition is received when playing the controller on kind musical instrument, signal will be played and be converted into musical instrument digital interface midi signal and export.In the technical program, the bridge for playing signal detection component will be provided with to be arranged on playing kind musical instrument, by play signal detection component obtain play generated when the string of kind musical instrument is played play signal, by playing signal is converted to midi signal accordingly, it realizes the scale played to player and plays information and accurately assessed, determine its accuracy played.
Description
Technical field
The utility model relates to musical instrument technical fields, and in particular to a kind of bridge and play kind musical instrument.
Background technique
Nowadays, play the exclusive musical instrument that kind musical instrument functions not only as professional person, also initially as converter tools into
Enter in the life of layman, to enrich oneself free life or improve the comprehensive quality of oneself.It is played in study and plays class
During musical instrument, needing accurately to be played can just lay a good foundation；Alternatively, being needed when new song is played in practice
The assessment for the accuracy played could obtain and more accurately play effect.
In the prior art, for playing the study of kind musical instrument, such as Chinese zither, instructor can only pass through preaching or demonstration carries out
Guidance；When judging accuracy that player plays, the audio-frequency information that can only also be played out based on experience and by player into
Row is judged, and can not accurately be assessed the information (such as playing dynamics) of playing of player, it cannot be guaranteed that plays is accurate
Degree.
Utility model content
In view of the above problems, the utility model is proposed to overcome the above problem in order to provide one kind or at least partly solve
Certainly the bridge of the above problem and play kind musical instrument.
According to the one aspect of the utility model, a kind of bridge is provided, suitable for playing kind musical instrument, the bridge includes
Ontology and play signal detection component；It is described to play the setting of signal detection component on the body；
The bridge be mounted on it is described when playing on kind musical instrument, it is described to play signal detection component and described play kind musical instrument
String it is corresponding, for obtain generated when the string for playing kind musical instrument is played play signal；It is described to play signal packet
It includes and plays signal and pressing signal.
Optionally, the signal detection component of playing includes sound pick-up；
The sound pick-up, for acquiring the signal of playing generated when the string is played, the signal of playing includes quilt
The vibration frequency of the string played and the string played.
Optionally, the signal detection component of playing includes photoelectric trigger sensor；
The photoelectric trigger sensor, it is described to play letter for acquiring the signal of playing generated when the string is played
Number include the string information played and plays dynamics.
Optionally, the side of the ontology is provided with first boss, described to play the setting of signal detection component described the
On one boss；
The bridge is mounted on described when playing on kind musical instrument, and the signal detection component of playing is located at that described to play class happy
The underface of the string of device.
Optionally, the signal detection component of playing further includes pressing signal detection component；
The pressing signal detection component, for acquiring pressing dynamics information when string is pressed；The pressing dynamics
Information includes the string information and pressing dynamics being pressed.
Optionally, the other side of the ontology is provided with second boss, and the pressing signal detection component is arranged described
In second boss；
The bridge is mounted on described when playing on kind musical instrument, and the pressing signal detection component, which is located at the class of playing, to be found pleasure in
The underface of the string of device.
Optionally, the pressing signal detection component includes pressure sensor, alternatively, photoelectric displacement measurement sensor, or
Person, line tension test sensor.
Optionally, the bridge further includes luminescence component；The luminescence component includes pressing luminescence component and plays luminous
Component；The pressing luminescence component and the two sides played luminescence component and be separately positioned on the ontology；
The bridge is mounted on described when playing on kind musical instrument, and the luminescence component is sent out for playing kind musical instrument according to
The control signal sent carries out luminescence display.
Another aspect according to the present utility model provides one kind and plays kind musical instrument, and the kind musical instrument of playing includes control
Device and foregoing bridge, the number of the bridge are consistent with the number of the string for playing kind musical instrument；Each bridge difference
It is electrically connected with the controller；
The controller plays signal for receive that each bridge obtains, the signal of playing is converted into Instrument Digital
Interface midi signal simultaneously exports.
Optionally, when the bridge includes luminescence component,
The controller is also used to play the audio signal of signal or the input of received external equipment according to, and
Luminescence display is carried out according to the luminescence component that the audio signal controls corresponding bridge.
Technical solution according to the present utility model, bridge include ontology and play signal detection component；Play signal detection
Component is arranged on the body；Bridge is mounted on when playing on kind musical instrument, is played signal detection component and is played the string of kind musical instrument
It is corresponding, for obtains play generated when the string of kind musical instrument is played play signal, play signal including play signal and by
Press signal.After playing signal of each bridge acquisition is received when playing the controller on kind musical instrument, plays signal conversion for described
At musical instrument digital interface midi signal and export.In the technical program, the bridge for playing signal detection component will be provided with and be arranged
On playing kind musical instrument, by play signal detection component obtain play generated when the string of kind musical instrument is played play letter
Number, by playing signal is converted to midi signal accordingly, so that it may obtain the digital signal for playing the audio of kind musical instrument, Er Feishi
Analog signal can realize the scale played to player according to the midi signal of conversion and play information progress accurately
Assessment, determines its accuracy played, and lays conducive to player and good plays basis or conducive to the training of new song.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and being implemented in accordance with the contents of the specification, and in order to allow above and other purpose, feature of the utility model
It can be more clearly understood with advantage, it is special below to lift specific embodiment of the present utility model.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as practical to this
Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the bridge according to the utility model one embodiment；
Fig. 2 shows the structural schematic diagrams according to the Chinese zither of the utility model one embodiment.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
The utility model provides a kind of bridge, and suitable for playing kind musical instrument, which includes that ontology is examined with signal is played
Survey component；Play the setting of signal detection component on the body；Bridge is mounted on when playing on kind musical instrument, plays signal detection component
It is corresponding with the string for playing kind musical instrument, for obtain play generated when the string of kind musical instrument is played play signal, play letter
Number include play signal and pressing signal.
In the present embodiment, playing signal includes playing signal and pressing signal, that is to say, that plays signal detection component
It can detecte and manipulate the strings and press string situation to play kind musical instrument.For example, playing signal detection component is available to string quilt
The component for playing signal when playing, such as pressure sensor are available to which root string is pressed and pressing dynamics information；
For another example, sound pick-up, it is available generate when being played to string play signal, here play which root qin signal can indicate
The information such as dynamics are played and played to string.
As it can be seen that through this embodiment, the bridge for playing signal detection component will be provided with and be arranged on playing kind musical instrument, led to
Cross play signal detection component obtain play generated when the string of kind musical instrument is played play signal, signal will be played accordingly
It is converted to midi signal, so that it may obtain the digital signal for playing the audio of kind musical instrument, rather than be analog signal, according to conversion
Midi signal can realize the scale played to player and play information and accurately be assessed, and determine its standard played
Exactness lays conducive to player and good plays basis or conducive to the training of new song.
Fig. 1 shows the structural schematic diagram of the bridge according to the utility model one embodiment.As shown in Figure 1, the bridge
Including ontology 110 and play signal detection component；Signal detection component is played to be arranged on ontology 110；Bridge, which is mounted on, plays
It when on kind musical instrument, plays that signal detection component is corresponding with the string 150 of kind musical instrument is played, and plays the control of kind musical instrument using number
Connected according to line 120, for obtain play generated when the string of kind musical instrument is played play signal.
In one embodiment of the utility model, above-mentioned signal detection component of playing includes sound pick-up 130；Pickup
Device 130, for acquire generated when string is played play signal, play signal and include the string played and played
The vibration frequency of string.
When string is played, the sound pick-up in corresponding bridge can be collected accordingly when playing signal, according to acquisition
To play signal, controller can determine which root string of Chinese zither is played and played dynamics etc. and plays letter according to signal is played
Breath, will play information and is converted into midi signal and exports.Preferably, controller can be believed according to the mark of the sound pick-up of bridge
Breath, determines the corresponding string of the sound pick-up；According to get sound pick-up acquisition the string played vibration frequency size,
Obtain the corresponding string of sound pick-up plays dynamics；It is corresponding according to the determining corresponding string of sound pick-up, obtained sound pick-up
String plays dynamics, determines that plays kind musical instrument plays information.It will determine as the corresponding string of the sound pick-up played, determination
Dynamics is played for the corresponding string of sound pick-up played, plays information as play kind musical instrument.
Preferably, sound pick-up 130 includes photoelectric type sound pick-up or electromagnetic type sound pick-up.
Preferably, sound pick-up 130 includes contact sound pick-up or contactless sound pick-up.
In one embodiment of the utility model, playing signal detection component includes photoelectric trigger sensor.
Photoelectric trigger sensor, for acquire generated when string is played play signal, playing signal includes being played
String information and play dynamics.
In the present embodiment, it can be acquired by photoelectric trigger sensor and play signal when string is played, is i.e. any root
The string that string is played and played plays dynamics.
What above-mentioned two embodiment was respectively adopted is sound pick-up and photoelectric trigger sensor, acquires the string information played
Dynamics information is played with the string played, in the technical scheme, sound pick-up and photoelectric trigger sensor can be single respectively
Solely use；It can also be used in combination, it is ensured that the string information played of acquisition and the string played play power
Spend the accuracy of information.
Preferably, the side of ontology 110 is provided with first boss 111, plays signal detection component and is arranged in first boss
On 111；As shown in Fig. 2, bridge is mounted on when playing on kind musical instrument, plays signal detection component and be located at the string for playing kind musical instrument
Underface, allow the sound pick-up of bridge to be accurately obtained the voltage signal generated when corresponding string is played.
Here information assembly of playing includes sound pick-up 130 and/or photoelectric trigger sensor, when sound pick-up and photoelectricity trigger
When sensor can use individually, playing information assembly includes that sound pick-up 130 or photoelectric trigger sensor are arranged first
On boss 111；When sound pick-up and photoelectric trigger sensor are used in combination, playing information assembly includes sound pick-up 130 and photoelectricity
Trigger sensor is arranged in first boss 111.
Further, playing signal detection component further includes pressing signal detection component 140；Press signal detection component
140, for acquiring pressing dynamics information when string is pressed；Pressing dynamics information include the string information being pressed and by
Surging.
Controller will press the pressing dynamics information of signal detection component acquisition as playing information, and is converted into MIDI and believes
Number.
Preferably, as shown in Figure 1, the other side opposite with the side for being provided with first boss 111 of ontology 110 is provided with
Second boss 112, pressure sensor 140 are arranged in second boss 112；As shown in Fig. 2, bridge, which is mounted on, plays kind musical instrument
When upper, pressing signal detection component 140 is located at the underface for playing the string of kind musical instrument, so that the pressing signal detection in bridge
Component can be accurately obtained the pressing dynamics information generated when corresponding string is pressed.
Preferably, pressing signal detection component 140 includes pressure sensor, alternatively, photoelectric displacement measurement sensor, or
Person, line tension test sensor.
In the present embodiment, pressing dynamics information when acquisition string is pressed can be by three kinds of above-mentioned sensor realities
It is existing.The pressing dynamics information that pressure sensor is available when being pressed to string；Photoelectric displacement measurement sensor can pass through
The pressing displacement of string obtains pressing dynamics information when string is pressed；Line tension test sensor can pass through detection trusted follower's
Tensioning degree judges the pressing dynamics information that string is pressed.
Preferably, pressure sensor includes contact pressure sensor or contactless pressure sensor.For example, piezo-electric type
Pressure sensor, pressure drag type pressure capsule.
In one embodiment of the utility model, bridge further includes luminescence component, and luminescence component includes pressing the group that shines
Part and play luminescence component；It presses luminescence component and plays the two sides that luminescence component is separately positioned on the ontology 110；Bridge peace
Mounted in when playing on kind musical instrument, luminescence component is used to carry out luminescence display according to the control signal for playing kind musical instrument transmission.
In the present embodiment, bridge itself can shine, it is contemplated that Chinese zither has push action when being played and plays dynamic
Make, therefore, luminescence component also includes pressing luminescence component and plays luminescence component.Playing kind musical instrument can be according to according to acquisition
Play signal or external equipment input audio signal control bridge carry out luminescence display, to prompt player so that
Player more accurately plays.
Specifically, pressing luminescence component is provided in ontology to the side of the string in requisition for pressing, e.g., a left side for bridge
Side；It plays luminescence component and is provided in ontology in requisition for the side for the string played, e.g., the right side of bridge.
The utility model additionally provides one kind and plays kind musical instrument, and it includes controller and as shown in Figure 1 that this, which plays kind musical instrument,
Bridge, the number of bridge are consistent with the number for the string for playing kind musical instrument；Each bridge is electrically connected with the controller respectively, such as Fig. 1 institute
The data line 120 shown.
Controller plays signal for receive that each bridge obtains, will play signal and be converted into musical instrument digital interface MIDI
Signal simultaneously exports.For example, controller here can be FPGA processor,
In one embodiment of the utility model, when bridge includes luminescence component, controller is also used to according to
The audio signal of signal or the input of received external equipment is played, and controls luminous group of corresponding bridge according to audio signal
Part carries out luminescence display.
In the present embodiment, luminescence component includes pressing luminescence component and plays luminescence component.Chinese zither can be according to playing
It the pressing luminescence component of what person played play signal control luminescence component and plays luminescence component and carries out luminescence display respectively, so as to
It prompts the current pressing of player and plays state；For example, one is played signal, it is the signal for scale 1, the scale 1 is right
The pressing for playing and corresponding to string 1 of string 1 is answered, then controller just controls the corresponding hair of string 1 according to the audio signal
Pressing luminescence component in optical assembly 1 carries out luminescence display with luminescence component is played.
Meanwhile playing kind musical instrument in the present embodiment and can also receive the audio signal of external equipment input, player can be with
Practiced according to the audio signal received, meanwhile, in order to prompt player, so that preferably basis receives for it
Audio signal accurately practiced, the kind musical instrument of playing in the present embodiment is additionally provided with luminescence component, and controller is according to reception
To audio signal control respectively corresponding pressing luminescence component and play luminescence component carry out it is luminous, prompt player how bullet
It dials and how to press.For example, an audio signal, is the signal for scale 1, the corresponding string 1 of the scale 1, then controlling
Device just carries out luminescence display according to the luminescence component 1 that the audio signal controls the corresponding bridge 1 of string 1.Here external equipment
Including PC, pad, mobile phone etc..
Specifically, the luminescence component that controller is specifically used for controlling corresponding bridge according to audio signal carries out different colours
And/or the display of different brightness.
In the present embodiment, the different audio signals of input can correspond to the size of different scale and tone, therefore,
It can be shown by the color and/or different brightness for controlling luminescence component.For example, an audio signal, is for sound
The signal of rank 1, tone 1, the corresponding string 1 of the scale 1, then controller just controls the corresponding qin of string 1 according to the audio signal
The luminescence component 1 of code 1 carries out the display of the light emission luminance of tone 1；Another audio signal is the signal for scale 1, tone
2, the corresponding string 1 of the scale 1, then controller just controls the luminescence component 1 of the corresponding bridge 1 of string 1 according to the audio signal
Carry out the display of the light emission luminance of tone 2.
In the technical scheme, the function of automatic tuning modified tone can also be realized by playing kind musical instrument.What is seen below in detail is each
Embodiment.
In one embodiment of the utility model, playing kind musical instrument further includes chord regulating device, for the tension to string
It is adjusted.
So, signal detection component is played, is also used to acquire playing signal and sending after string adjusted is played
To controller；Controller, for according to accuracy in pitch information is preset, whether signal to be played in judgement accurate.
In the present embodiment, chord regulating device is added in designated position, the tension of corresponding string is adjusted, is being adjusted
After, player can play specified tone, so that accurately whether controller tune a stringed instrument according to the judgement of preset accuracy in pitch information,
If accurate, player is prompted to tune a stringed instrument accurately, if inaccurate, prompts player to tune a stringed instrument inaccuracy, realization is to standard of tuning a stringed instrument
The judgement of exactness, the use for further increasing player embody.In addition, also may be implemented to play kind musical instrument by the chord regulating device
Modified tone function.
Preferably, chord regulating device includes transmission device；Controller, for being adjusted according to instruction control transmission device of tuning a stringed instrument
String operation.
Player can tune a stringed instrument by playing the key of kind musical instrument, or with the mobile terminal transmission that kind musical instrument is connect is played
Instruction, so that controller control transmission device carries out operation of tuning a stringed instrument.
In one embodiment of the utility model, playing kind musical instrument includes source of sound storage device, for store one or
Multiple sources of sound and corresponding audio file.
Controller, for the corresponding audio file of specified source of sound being carried out corresponding according to the instruction for adjusting specified source of sound
It is exported after adjustment.
In the present embodiment, play kind musical instrument carry source of sound and source of sound audio file, by the audio file to source of sound into
The a variety of processing adjustment of row, can achieve multi-effect of source of sound, such as modified tone, delay, reverberation etc..
In one embodiment of the utility model, playing kind musical instrument includes source of sound storage device, for store one or
The source information of multiple sources of sound.
Controller plays playing in signal for signal detection component acquisition for basis and plays signal and pressing signal,
And the source information according to specified source of sound, signal processing will be played into midi signal corresponding with specified source of sound and exported.
It in the present embodiment, may be implemented that the function that signal is converted into specified source of sound will be played.Player selects as needed
The sources of sound such as one specified source of sound, such as drum, urheen, then player is by playing kind musical instrument by the conversion to signal is played
Play out the sound that the sound come is then the specified source of sound.
In one embodiment of the utility model, controller 120, for receiving the external audio of external equipment input,
By the musical instrument digital interface midi signal after conversion and the external audio received output.
In the present embodiment, external audio, such as remixed audio can also be inputted, by external audio and musical instrument digital interface
Midi signal exports together, so that the audio for playing kind musical instrument generation is more abundant, obtains the result of broadcast for being more in line with demand.
Alternatively, further assessing the accuracy played by the addition of external audio.
In a specific example, playing kind musical instrument is Chinese zither.Fig. 2 shows according to the utility model one embodiment
Chinese zither structural schematic diagram.As shown in Fig. 2, Chinese zither include panel 210, string, bridge 220 as shown in Figure 1, zither head 230,
Zither tail 240 and controller 250.String is 21, and corresponding each string is provided with a bridge；Each bridge respectively with controller
250 electrical connections.
Bridge 220 is available to play signal when being played to corresponding string, as voltage signal and pressing dynamics are believed
Number；What controller 250 received that each bridge obtains plays signal, will play signal and is converted into musical instrument digital interface midi signal and defeated
Out.
It should be noted that in the practical application of Chinese zither, it is contemplated that Chinese zither, relative to player, is needed when being played
String on the left of the bridge of Chinese zither is pressed, the string on the right side of the bridge of Chinese zither is played.Therefore, bridge is installed
When on to Chinese zither, the sound pick-up of bridge is on right side, and the pressure sensor of bridge is in left side.
It should also be noted that, Chinese zither shown in Fig. 2 applies also for the function in above-mentioned each embodiment.
In conclusion technical solution according to the present utility model, bridge includes ontology and plays signal detection component；It plays
Signal detection component is arranged on the body；Bridge is mounted on when playing on kind musical instrument, plays signal detection component and to play class happy
The string of device is corresponding, for obtains play generated when the string of kind musical instrument is played play signal, play signal including playing
Signal and pressing signal.After playing signal of each bridge acquisition is received when playing the controller on kind musical instrument, is played described
Signal is converted into musical instrument digital interface midi signal and exports.In the technical program, signal detection component is played by being provided with
Bridge is arranged on playing kind musical instrument, obtains to play by playing signal detection component and generates when the string of kind musical instrument is played
Signal is played, by playing signal is converted to midi signal accordingly, so that it may the digital signal for playing the audio of kind musical instrument is obtained,
Rather than be analog signal, the scale played to player can be realized according to the midi signal of conversion and play information progress
Accurately assessment, determines its accuracy played, and lays conducive to player and good plays basis or conducive to the training of new song.
Above description is only a specific implementation of the present invention, under the above-mentioned introduction of the utility model, this field
Technical staff can carry out other improvement or deformation on the basis of the above embodiments.It will be understood by those skilled in the art that
Above-mentioned specific descriptions only preferably explain the purpose of this utility model, and the protection scope of the utility model is with claim
Subject to protection scope.
Claims (10)
1. a kind of bridge, suitable for playing kind musical instrument, which is characterized in that the bridge includes ontology and plays signal detection group
Part；It is described to play the setting of signal detection component on the body；
The bridge be mounted on it is described when playing on kind musical instrument, it is described to play signal detection component and the qin for playing kind musical instrument
String is corresponding, for obtain generated when the string for playing kind musical instrument is played play signal；The signal of playing includes bullet
Dial signal and pressing signal.
2. bridge as described in claim 1, which is characterized in that the signal detection component of playing includes sound pick-up；
The sound pick-up, for acquiring the signal of playing generated when the string is played, the signal of playing includes being played
String and the string played vibration frequency.
3. bridge as claimed in claim 1 or 2, which is characterized in that the signal detection component of playing includes that photoelectricity triggering passes
Sensor；
The photoelectric trigger sensor, it is described to play signal packet for acquiring the signal of playing generated when the string is played
It includes the string information played and plays dynamics.
4. bridge as claimed in claim 2, which is characterized in that the side of the ontology is provided with first boss, described to play
Signal detection component is arranged in the first boss；
The bridge be mounted on it is described when playing on kind musical instrument, it is described play signal detection component and be located at described play kind musical instrument
The underface of string.
5. bridge as described in claim 1, which is characterized in that the signal detection component of playing further includes pressing signal detection
Component；
The pressing signal detection component, for acquiring pressing dynamics information when string is pressed；The pressing dynamics information
Including the string information being pressed and pressing dynamics.
6. bridge as claimed in claim 5, which is characterized in that the other side of the ontology is provided with second boss, described to press
Signal detection component is pressed to be arranged in the second boss；
The bridge be mounted on it is described when playing on kind musical instrument, the pressing signal detection component be located at described in play kind musical instrument
The underface of string.
7. bridge as claimed in claim 5, which is characterized in that the pressing signal detection component includes pressure sensor, or
Person, photoelectric displacement measurement sensor, alternatively, line tension test sensor.
8. bridge as described in claim 1, which is characterized in that the bridge further includes luminescence component, the luminescence component packet
It includes pressing luminescence component and plays luminescence component；It the pressing luminescence component and plays luminescence component and is separately positioned on the ontology
Two sides；
The bridge is mounted on described when playing on kind musical instrument, and the luminescence component is used to play what kind musical instrument was sent according to
It controls signal and carries out luminescence display.
9. one kind plays kind musical instrument, which is characterized in that the kind musical instrument of playing includes any in controller and such as claim 1-8
Bridge described in, the number of the bridge are consistent with the number of the string for playing kind musical instrument；Each bridge respectively with it is described
Controller electrical connection；
The controller plays signal for receive that each bridge obtains, the signal of playing is converted into musical instrument digital interface
Midi signal simultaneously exports.
10. playing kind musical instrument as claimed in claim 9, which is characterized in that when the bridge includes luminescence component,
The controller, be also used to play according to signal or received external equipment input audio signal, and according to
The luminescence component that the audio signal controls corresponding bridge carries out luminescence display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821502300.XU CN209199587U (en) | 2018-09-13 | 2018-09-13 | A kind of bridge and play kind musical instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821502300.XU CN209199587U (en) | 2018-09-13 | 2018-09-13 | A kind of bridge and play kind musical instrument |
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| CN209199587U true CN209199587U (en) | 2019-08-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895920A (en) * | 2018-09-13 | 2020-03-20 | 程建铜 | Bridge and plucked instrument |
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2018
- 2018-09-13 CN CN201821502300.XU patent/CN209199587U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895920A (en) * | 2018-09-13 | 2020-03-20 | 程建铜 | Bridge and plucked instrument |
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Effective date of registration: 20210602 Address after: 100016 102, building 1, yard 9, Jiuxianqiao East Road, Chaoyang District, Beijing Patentee after: BEIJING LUOLAN SHENGSHI MUSIC EDUCATION TECHNOLOGY Co.,Ltd. Address before: 100022 3rd floor, sunshine Fortune Building, 63 xidawang Road, Chaoyang District, Beijing Patentee before: Cheng Jiantong |
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