CN112509422A - A auxiliary device for piano teaching - Google Patents
A auxiliary device for piano teaching Download PDFInfo
- Publication number
- CN112509422A CN112509422A CN202011199300.9A CN202011199300A CN112509422A CN 112509422 A CN112509422 A CN 112509422A CN 202011199300 A CN202011199300 A CN 202011199300A CN 112509422 A CN112509422 A CN 112509422A
- Authority
- CN
- China
- Prior art keywords
- ring
- palm
- fixedly connected
- side wall
- contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
- G09B15/06—Devices for exercising or strengthening fingers or arms; Devices for holding fingers or arms in a proper position for playing
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Finger-Pressure Massage (AREA)
Abstract
The invention discloses an auxiliary device for piano teaching, which comprises a lantern ring sleeved on a wrist, wherein the back of the lantern ring is fixedly connected with a mounting plate, a detachable lithium battery pack is arranged on the mounting plate, the side wall of the mounting plate is fixedly connected with a palm protection plate, a stimulation assembly is arranged on the palm protection plate, a plurality of fixing pieces which are arranged at equal intervals are fixedly connected on the palm protection plate, and a power-on mechanism is arranged on the fixing pieces. When the posture of the trigger lines arranged on the two sides of the finger sleeve deviates, the current generated by the resistance ring can act on the weak current stimulation point arranged on the palm ring to stimulate the palm of the hand, and the magnitude of the current is controlled through the contact length of the contact ring and the effective resistor on the resistance ring according to the angle of the deviation, so that the stimulation of the weak current stimulation point on the palm of the hand can be changed, and the problems of finger tension, incorrect hand shape and the like during exercise are solved.
Description
Technical Field
The invention relates to the technical field of piano teaching assistance, in particular to an auxiliary device for piano teaching.
Background
The piano is a keyboard instrument in western classical music, has a name of 'king of instrument', has a range from A0 (27.5 Hz) to C8 (4186 Hz), almost covers all tones in a tone system, and is the instrument with the widest range except for a pipe organ. The piano is commonly used for solo, repetition, accompaniment and other performances, and is very convenient for composing music and rehearsing music. The player drives a small mallet covered with a felt in the piano by pressing keys on the keyboard, and then strikes the steel wire strings to make sound. The piano needs regular nursing to ensure that the tone of the piano is unchanged; in recent years, children are happy to learn the hot tide of the piano such as the bamboo shoots in the spring after raining, which undoubtedly lays a good foundation for the comprehensive development of moral, intelligence, body and beauty of the children, and creates a good atmosphere for the quality education of the children.
The novice often can appear the gesture incorrect in order to correct the not right gesture of playing when the piano is played when the piano, provides an auxiliary device for piano teaching now, and it can solve the finger nervous when practising, the incorrect scheduling problem of hand type through the supplementary exercise device of the amazing arm acupuncture point of remote control.
Disclosure of Invention
The invention aims to solve the problem that the gesture is incorrect when the existing novice plays a piano, and the defect that the playing gesture is incorrect when the existing novice plays the piano is overcome, and provides an auxiliary device for piano teaching, which can remotely control an auxiliary exercise device for stimulating arm acupuncture points to solve the problems of finger tension, incorrect hand shape and the like during exercise.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an auxiliary device for piano teaching, establishes the lantern ring in the wrist including the cover, be provided with control system on the lantern ring, lantern ring back fixedly connected with mounting panel, be provided with the lithium cell group that can tear open the line on the mounting panel, mounting panel lateral wall fixedly connected with protects the palm board, it is provided with amazing subassembly on the palm board to protect, protect a plurality of mountings that are the setting of equidistant clearance of fixedly connected with on the palm board, be provided with circular telegram mechanism on the mounting, be located between the adjacent mounting protect and be connected with the moving member through answer mechanism on the palm board, be provided with response mechanism in the moving member, moving member tip fixedly connected with silica gel spare, the silica gel spare other end is connected with the finger sleeve, be provided with trigger mechanism on the.
Preferably, the stimulation assembly comprises a palm ring arranged on the side wall of the palm protection plate, the palm ring is provided with a plurality of weak electric stimulation points, and a lead is arranged in the palm ring and is electrically connected with the weak electric stimulation points.
Preferably, the power-on mechanism is including seting up the shifting chute on the mounting lateral wall, be provided with spacing post in the shifting chute, moving member lateral wall fixedly connected with metal sliding block, the metal sliding block cover is established at spacing post lateral wall, the shifting chute lateral wall is connected with the shifting ring through the buffer spring of cover on spacing post, the shifting ring cover is established on spacing post lateral wall, the shifting chute lateral wall is provided with the electrically conductive sheetmetal, the shifting ring contacts with the electrically conductive sheetmetal.
Preferably, the restoring mechanism comprises a rectangular groove formed in the palm protection plate, a restoring sliding block is arranged in the rectangular groove, the restoring sliding block side is connected with the side wall of the rectangular groove through a restoring spring, and the restoring sliding block is fixedly connected with the bottom of the moving piece.
Preferably, response mechanism is including seting up the contact chamber in the moving member, the contact intracavity is provided with and leads electrical pillar, it is equipped with the resistance ring that is spiral setting to lead electrical pillar lateral wall cover, it is equipped with the contact ring to lead electrical pillar cover, the contact ring lateral wall contacts with the resistance ring, the contact intra-annular wall is provided with the response subassembly that topples, contact chamber lateral wall has the conflict ring through the cover establish lead electrical pillar lateral wall to connect with the conflict ring.
Preferably, the response subassembly that topples is including seting up the cavity on the intra-annular relative lateral wall of contact, the cavity inner wall has the stopper through spacing spring coupling, stopper fixedly connected with runs through the spliced pole of cavity lateral wall, the spliced pole tip is connected with the touch panel that topples through universal ball, is located spliced pole upper and lower extreme department the equal fixedly connected with touch post of contact ring lateral wall.
Preferably, trigger mechanism is including seting up the transmission chamber in the moving member, be provided with a plurality of pulleys in the transmission chamber, the equal fixedly connected with first connecting piece of contact ring relative lateral wall, first connecting piece fixedly connected with trigger line, fixedly connected with spacing ring on the silica gel spare, the equal fixedly connected with second connecting piece in finger sleeve both sides, pulley, spacing ring are run through in proper order to the trigger line is connected with the second connecting piece.
Preferably, the palm protecting plate is provided with a connecting band fixedly connected with the palm protecting plate and wound on the thumb, and the palm covering ring is provided with a button piece connected with the connecting band.
Compared with the prior art, the invention has the beneficial effects that:
the invention can effectively control the current to be communicated with the resistance ring through the finger sleeve sleeved on the finger when the gesture of the piano playing finger deviates, can apply the current generated by the resistance ring to weak current stimulation points arranged on the palm ring to stimulate the palm of the hand when the gesture deviates through trigger lines arranged on two sides of the finger sleeve, and controls the magnitude of the current through the contact length of the contact ring and the effective resistor on the resistance ring according to the angle of the deviation, thereby changing the stimulation of the weak current stimulation points to the palm of the hand, and solving the problems of finger tension, incorrect hand shape and the like during practice.
Drawings
FIG. 1 is a front view schematically illustrating an auxiliary device for piano teaching according to the present invention;
FIG. 2 is a schematic back view of an auxiliary device for piano teaching according to the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of an auxiliary device for piano teaching according to the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
fig. 5 is an enlarged schematic view of the structure at B in fig. 4.
In the figure: the device comprises a sleeve ring 1, a mounting plate 2, a palm protection plate 3, a fixing part 4, a moving part 5, a silica gel part 6, a finger sleeve 7, a palm ring 8, a weak electric stimulation point 9, a limiting column 10, a metal sliding block 11, a moving ring 12, a conductive metal sheet 13, a return spring 14, a rectangular groove 15, a return sliding block 16, a contact cavity 17, a conductive column 18, a contact ring 19, a resistance ring 20, a contact ring 21, a limiting block 22, a connecting column 23, a contact plate 24, a contact column 25, a pulley 26, a limiting ring 27, a trigger line 28 and a connecting band 29.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an auxiliary device for piano teaching comprises a sleeve ring 1 sleeved on a wrist, wherein a control system is arranged on the sleeve ring 1, the control system is the prior art and is not described herein, a control device capable of adjusting the current and a receiving source connected with a remote control device are arranged on the control system, a mounting plate 2 is fixedly connected to the back of the sleeve ring 1, a detachable lithium battery pack is arranged on the mounting plate 2, a palm guard 3 is fixedly connected to the side wall of the mounting plate 2, a stimulating assembly is arranged on the palm guard 3, further, the stimulating assembly comprises a palm ring 8 arranged on the side wall of the palm guard 3, the palm ring 8 is made of rubber material and can stretch and contract and is fixed by being sleeved on the palm, a plurality of weak electric stimulation points 9 are arranged on the palm ring 8, a lead is arranged in the palm ring 8 and is electrically connected with the weak electric stimulation points 9, the conducting wire is communicated with the top of the conducting column to realize electric connection;
the palm guard plate 3 is fixedly connected with a plurality of fixing pieces 4 which are arranged at equal intervals, the fixing pieces 4 are provided with a power-on mechanism, furthermore, the power-on mechanism comprises a moving groove which is formed in the side wall of each fixing piece 4, a limiting column 10 is arranged in the moving groove, the side wall of each moving piece 5 is fixedly connected with a metal slide block 11, the metal slide blocks 11 are electrically connected with resistance rings, the metal slide blocks 11 are sleeved on the outer side wall of the limiting columns 10, the side wall of each moving groove is connected with a moving ring 12 through buffer springs sleeved on the limiting columns 10, the moving ring 12 is sleeved on the outer side wall of each limiting column 10, the side wall of each moving groove is provided with a conductive metal sheet 13, the moving ring 12 is;
the palm guard plate 3 positioned between the adjacent fixing pieces 4 is connected with the moving piece 5 through a return mechanism, further, the return mechanism comprises a rectangular groove 15 formed in the palm guard plate 3, a return sliding block 16 is arranged in the rectangular groove 15, the side of the return sliding block 16 is connected with the side wall of the rectangular groove 15 through a return spring 14, and the return sliding block 16 is fixedly connected with the bottom of the moving piece 5;
an induction mechanism is arranged in the moving member 5, further, the induction mechanism comprises a contact cavity 17 arranged in the moving member 5, a conductive column 18 is arranged in the contact cavity 17, the outer side wall of the conductive column 18 is sleeved with a resistance ring 20 in a spiral arrangement, the conductive column 18 is sleeved with a contact ring 19, the outer side wall of the contact ring 19 is contacted with the resistance ring 20, the inner side wall of the contact ring 19 is provided with an overturning induction component, the side wall of the contact cavity 17 is connected with a butting ring 21 through a butting spring sleeved on the outer side wall of the conductive column 18, the contact length between the outer side wall of the contact ring 19 and the resistance, the current transmitted by the resistance ring 20 to the trigger ring is continuously increased, and when the posture is more and more deviated, the generated current is more and more increased, therefore, the larger the current of the weak electric stimulation point 9 arranged on the palm ring 8 is, the larger the electric stimulation to the human body is, and the player is reminded to correct the playing posture in time;
still further, the response subassembly that overturns is including seting up the cavity on the relative lateral wall in the contact ring 19, the cavity inner wall is connected with stopper 22 through spacing spring, stopper 22 fixedly connected with runs through cavity lateral wall's spliced pole 23, spliced pole 23 tip is connected with the touch panel that overturns 24 through universal ball, the equal fixedly connected with contact post 25 of contact ring 19 lateral wall that is located spliced pole 23 upper and lower extreme, when contact ring 19 produces the skew, can make the touch panel that overturns 24 that sets up on contact ring 19 produce the slope, make the touch panel that overturns 24 contact with the touch post 25 that sets up at last lower extreme, thereby make the touch post 25 contact with leading electrical pillar 18 through the touch panel that overturns 24, make the current transmission that sets up resistance ring 20 carry out the electrical stimulation at the weak electric stimulation 9 punishment on cover palm ring 8.
The end part of the moving part 5 is fixedly connected with a silica gel part 6, the other end of the silica gel part 6 is connected with a finger sleeve 7, and the finger sleeve 7 is provided with a trigger mechanism; furthermore, the triggering mechanism comprises a transmission cavity arranged in the moving part 5, a plurality of pulleys 26 are arranged in the transmission cavity, opposite side walls of the contact ring 19 are fixedly connected with first connecting pieces, the first connecting pieces are fixedly connected with triggering lines 28, the silica gel piece 6 is fixedly connected with limiting rings 27, two sides of the finger sleeve 7 are fixedly connected with second connecting pieces, and the triggering lines 28 sequentially penetrate through the pulleys 26 and the limiting rings and are connected with the second connecting pieces; the palm protecting plate 3 is fixedly connected with a connecting belt 29 wound on the thumb, and the palm covering ring 8 is provided with a button connected with the connecting belt 29.
When the invention is used, the wrist is sleeved on the lantern ring 1, the palm ring 8 is sleeved on the palm except the thumb, the four finger sleeves 7 are sleeved on the nail covers at the front ends of the four fingers, when fingers play, the fingers bend, the silicon rubber part 6 can be driven to move under the action of the finger sleeves 7 sleeved with the fingers, when the silicon rubber part 6 moves, the moving part 5 connected with the silicon rubber part can be driven to move, when the moving part 5 moves, the metal slide block 11 arranged on the side wall of the moving part 5 can slide on the limiting column 10, the metal slide block 11 can be taken out of the moving ring 5, the conductive metal sheet 13 connected with the moving ring 5 can drive the current of the lithium battery to the metal slide block 11 through the moving ring, and thus the resistance ring electrically connected with the metal slide block 11 is electrified;
at this time, when the fingers are inclined (not in the correct posture) during playing, the fingers are inclined and shifted for playing, at this point, the second link, which is arranged on both sides of the finger sleeve 7, will be displaced, so that the activation line 28, which is connected to the second link, is displaced, the contact ring 19 connected to one end of the activation line 28 will be displaced at one end, and the offset of the trigger line 28 causes the contact ring 19 to move over the conductive post 18, the contact length of the outer side wall of the contact ring 19 with the resistive ring 20 is gradually reduced, the current transmitted by the resistance ring 20 to the trigger ring is continuously increased, and when the posture is more and more deviated, the generated current is more and more increased, therefore, the larger the current of the weak electric stimulation point 9 arranged on the palm ring 8 is, the larger the electric stimulation to the human body is, and the player is reminded to correct the playing posture in time;
when the contact ring 19 is deviated, the overturning contact plate 24 provided on the contact ring 19 is inclined, so that the overturning contact plate 24 is contacted with the contact posts 25 provided at the upper and lower ends, so that the contact posts 25 are contacted with the conductive posts 18 through the overturning contact plate 24, and the current transmission of the resistance ring 20 is electrically stimulated at the weak electric stimulation 9 point provided on the palm ring 8.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The auxiliary device for piano teaching is characterized by comprising a sleeve ring (1) sleeved on a wrist, wherein a control system is arranged on the sleeve ring (1), a mounting plate (2) is fixedly connected to the back of the sleeve ring (1), a detachable lithium battery pack is arranged on the mounting plate (2), a palm protection plate (3) is fixedly connected to the side wall of the mounting plate (2), an stimulating assembly is arranged on the palm protection plate (3), a plurality of fixing pieces (4) arranged at equal intervals are fixedly connected to the palm protection plate (3), a power-on mechanism is arranged on the fixing pieces (4), moving pieces (5) are connected to the palm protection plate (3) between the adjacent fixing pieces (4) through a return mechanism, an induction mechanism is arranged in the moving pieces (5), and silica gel pieces (6) are fixedly connected to the end parts of the moving pieces (5), the utility model discloses a spacing post of silica gel spare (6), including setting up the shifting chute on mounting (4) lateral wall, silica gel spare (6) other end is connected with finger sleeve (7), be provided with trigger mechanism on finger sleeve (7), circular telegram mechanism is including seting up the shifting chute on mounting (4) lateral wall, be provided with spacing post (10) in the shifting chute, moving member (5) lateral wall fixedly connected with metal sliding block (11), metal sliding block (11) cover is established at spacing post (10) lateral wall, the shifting chute lateral wall is connected with shift ring (12) through the buffer spring of cover establishing on spacing post (10), shift ring (12) cover is established on spacing post (10) lateral wall, the shifting chute lateral wall is provided with electrically conductive sheetmetal (13), shift ring (12) and electrically conductive sheet.
2. The auxiliary device for piano teaching of claim 1, wherein the stimulation component comprises a palm ring (8) arranged on the side wall of the palm plate (3), the palm ring (8) is provided with a plurality of weak electric stimulation points (9), and a lead is arranged in the palm ring (8) and is electrically connected with the weak electric stimulation points (9).
3. An auxiliary device for piano teaching according to claim 1, wherein the return mechanism comprises a rectangular groove (15) formed on the palm plate (3), a return slider (16) is arranged in the rectangular groove (15), the side of the return slider (16) is connected with the side wall of the rectangular groove (15) through a return spring (14), and the return slider (16) is fixedly connected with the bottom of the moving member (5).
4. The auxiliary device for piano teaching of claim 2, wherein the induction mechanism comprises a contact chamber (17) opened in the moving member (5), a conductive column (18) is arranged in the contact chamber (17), a resistance ring (20) in a spiral arrangement is sleeved on the outer side wall of the conductive column (18), a contact ring (19) is sleeved on the conductive column (18), the outer side wall of the contact ring (19) is in contact with the resistance ring (20), an overturning induction component is arranged on the inner side wall of the contact ring (19), and a butting spring arranged on the outer side wall of the conductive column (18) is connected with a butting ring (21) through a butting spring sleeved on the outer side wall of the contact chamber (17).
5. The auxiliary device for piano teaching according to claim 4, wherein the overturn sensing component comprises a cavity opened on the opposite side wall in the contact ring (19), the inner wall of the cavity is connected with a limiting block (22) through a limiting spring, the limiting block (22) is fixedly connected with a connecting column (23) penetrating through the side wall of the cavity, the end of the connecting column (23) is connected with an overturn touch plate (24) through a universal ball, and the outer side walls of the contact ring (19) at the upper end and the lower end of the connecting column (23) are both fixedly connected with contact columns (25).
6. The auxiliary device for piano teaching of claim 4, wherein the trigger mechanism comprises a transmission cavity arranged in the moving member (5), a plurality of pulleys (26) are arranged in the transmission cavity, the contact ring (19) is fixedly connected with a first connecting piece on the opposite side wall, the first connecting piece is fixedly connected with a trigger line (28), the silica gel piece (6) is fixedly connected with a limit ring (27), the finger sleeve (7) is fixedly connected with a second connecting piece on the two sides, and the trigger line (28) sequentially penetrates through the pulleys (26), the limit ring and is connected with the second connecting piece.
7. An auxiliary device for piano teaching as claimed in claim 1, wherein the palm plate (3) is provided with a connecting band (29) fixedly connected around the thumb, and the palm ring (8) is provided with a button connected with the connecting band (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011199300.9A CN112509422B (en) | 2020-11-01 | 2020-11-01 | A auxiliary device for piano teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011199300.9A CN112509422B (en) | 2020-11-01 | 2020-11-01 | A auxiliary device for piano teaching |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112509422A true CN112509422A (en) | 2021-03-16 |
| CN112509422B CN112509422B (en) | 2022-10-28 |
Family
ID=74956074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011199300.9A Active CN112509422B (en) | 2020-11-01 | 2020-11-01 | A auxiliary device for piano teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112509422B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114743436A (en) * | 2022-03-08 | 2022-07-12 | 燕山大学 | Wearable exoskeleton piano practice aid |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102811690A (en) * | 2010-03-23 | 2012-12-05 | 伊德洛有限公司 | A hand rehabilitation device |
| CN106371611A (en) * | 2016-09-30 | 2017-02-01 | 无锡吾成互联科技有限公司 | Piano playing teaching assistance device |
| CN208954397U (en) * | 2018-06-28 | 2019-06-07 | 丁莹莹 | One kind practices on the piano with hand-type support device |
| CN110860035A (en) * | 2019-11-15 | 2020-03-06 | 重庆电子工程职业学院 | Trigger type electrical stimulation hand training device and method |
| CN211156210U (en) * | 2019-08-05 | 2020-08-04 | 深圳市美成医疗用品有限公司 | Disposable electrical equipment box |
| CN111667737A (en) * | 2020-05-29 | 2020-09-15 | 同济大学 | Intelligent guidance system for playing fingering |
| CN211752150U (en) * | 2019-12-13 | 2020-10-27 | 郑州大学第三附属医院(河南省妇幼保健院) | Finger rehabilitation training stretching device for children |
-
2020
- 2020-11-01 CN CN202011199300.9A patent/CN112509422B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102811690A (en) * | 2010-03-23 | 2012-12-05 | 伊德洛有限公司 | A hand rehabilitation device |
| CN106371611A (en) * | 2016-09-30 | 2017-02-01 | 无锡吾成互联科技有限公司 | Piano playing teaching assistance device |
| CN208954397U (en) * | 2018-06-28 | 2019-06-07 | 丁莹莹 | One kind practices on the piano with hand-type support device |
| CN211156210U (en) * | 2019-08-05 | 2020-08-04 | 深圳市美成医疗用品有限公司 | Disposable electrical equipment box |
| CN110860035A (en) * | 2019-11-15 | 2020-03-06 | 重庆电子工程职业学院 | Trigger type electrical stimulation hand training device and method |
| CN211752150U (en) * | 2019-12-13 | 2020-10-27 | 郑州大学第三附属医院(河南省妇幼保健院) | Finger rehabilitation training stretching device for children |
| CN111667737A (en) * | 2020-05-29 | 2020-09-15 | 同济大学 | Intelligent guidance system for playing fingering |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114743436A (en) * | 2022-03-08 | 2022-07-12 | 燕山大学 | Wearable exoskeleton piano practice aid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112509422B (en) | 2022-10-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3245648B1 (en) | Arrangement for producing musical data | |
| Tamaki et al. | PossessedHand: techniques for controlling human hands using electrical muscles stimuli | |
| CN112509422B (en) | A auxiliary device for piano teaching | |
| US3953935A (en) | Power supply toy | |
| US3845686A (en) | Intonation guide for player of string instrument | |
| US20090131170A1 (en) | Control button configuration for guitar-shaped video game controllers | |
| CN107799107A (en) | Blind person aids in piano | |
| US3927880A (en) | Step on bug game | |
| CN208985672U (en) | One kind shines to impart knowledge to students and rouse | |
| CN107610678A (en) | Blind person gives financial aid to students piano | |
| CN103714799A (en) | Piano for deaf-mute and playing method of piano | |
| KR101113689B1 (en) | Apparatus for Assisting Fingering of Guitar | |
| CN206995844U (en) | A kind of intelligent toy robot | |
| KR102433036B1 (en) | Practice device for wind instrument | |
| GB2231191A (en) | A device for facilitating communication by a person | |
| CN214384683U (en) | Finger musical instrument training device | |
| KR20210041690A (en) | System for Improving cognitive Abilities based on Music Recall Technique | |
| CN108269457A (en) | Piano fingering exercise key and exerciser | |
| CN111710211B (en) | Music equipment applied to special child behaviors | |
| CN210573679U (en) | Programming handle | |
| JP2527721Y2 (en) | Electronic musical instrument | |
| CN211158448U (en) | Finger explosive force exerciser | |
| CN211189005U (en) | Finger explosive force exerciser | |
| CN113129684B (en) | Multi-functional music teaching is with guiding device | |
| CN105498224B (en) | left hand exercise machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220929 Address after: No. 21, Shanghu Industrial Park, Jiangning Street, Jiangning District, Nanjing, Jiangsu 211100 Applicant after: Liu Jun Address before: 221000 China University of Mining and Technology, No. 1 Tongshan University Road, Xuzhou City, Jiangsu Province Applicant before: Zhang Aizhong |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |