CN106373553B - Electric piano keyboard - Google Patents
Electric piano keyboard Download PDFInfo
- Publication number
- CN106373553B CN106373553B CN201610795110.0A CN201610795110A CN106373553B CN 106373553 B CN106373553 B CN 106373553B CN 201610795110 A CN201610795110 A CN 201610795110A CN 106373553 B CN106373553 B CN 106373553B
- Authority
- CN
- China
- Prior art keywords
- key
- sense
- touch
- block
- transverse slat
- 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.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 claims abstract description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 24
- 229920001971 elastomer Polymers 0.000 claims description 15
- 239000000806 elastomer Substances 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000009414 blockwork Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000013011 mating Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/32—Constructional details
- G10H1/34—Switch arrangements, e.g. keyboards or mechanical switches specially adapted for electrophonic musical instruments
- G10H1/344—Structural association with individual keys
- G10H1/346—Keys with an arrangement for simulating the feeling of a piano key, e.g. using counterweights, springs, cams
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/32—Constructional details
- G10H1/34—Switch arrangements, e.g. keyboards or mechanical switches specially adapted for electrophonic musical instruments
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
Abstract
The present invention relates to musical instrument fields, it is therefore an objective to provide a kind of electric piano keyboard.A kind of electric piano keyboard, comprising: the keyboard equipped with the keyboard for being equipped with fixed bracket and several keys；Key includes several white keys and several black keys；The key includes: the key bracket that rear end is connect with fixed back-end support, rear end and the hinged key of key back-end support, the reseting pressuring spring of key pedestal upper end and key lower end is pushed down respectively in both ends, equipped with rotating shaft and the hinged seat that is connect with key pedestal upper end, positioned at key downside and the sense of touch drive rod hinged with rotating shaft, set on fixed pedestal upper end and the sense of touch component opposite with sense of touch drive rod front end, pronunciation component；The material of key bracket is steel spring plate；Sense of touch component is equipped with preceding transverse slat；Key front end is equipped with the positive stop hook being located on the downside of preceding transverse slat.The sense of touch of key is preferable when the electric piano keyboard is played, and improves the comfort level of player.
Description
Technical field
The present invention relates to musical instrument field, especially a kind of electric piano keyboard.
Background technique
Fender is common musical instrument, and fender can make keyboard narrower than wood key disk in body width direction using plastics keyboard,
It is more suitable for producing small and exquisite fender；The utility model of Chinese Patent Application No. CN200420083432.5 discloses a kind of electricity
Sub- piano key board, it includes keyboard frame and key, the positioning sleeve ring set that the lantern ring of key front end and the rear end of keyboard frame are laterally arranged
Loaded on same articulated shaft, an axis is set on keyboard frame, the reply block hinged with it is horizontally arranged on axis, replys the tilting end of block
It touches and connects with the key of corresponding position on the inside of key.The sense of touch that traditional electronic organ keyboard has key when playing is poor, reduces
The deficiency of the comfort level of player, therefore, the sense of touch of key is preferable when designing a kind of play, and improves the electricity of the comfort level of player
Fingerboard becomes urgent problem to be solved.
Summary of the invention
The purpose of the invention is to overcome the electronic organ keyboard after mesh poor in the presence of the sense of touch of key when playing, bullet is reduced
The deficiency of the comfort level for the person of playing, the sense of touch of key is preferable when providing a kind of play, and improves the fender key of the comfort level of player
Disk.
The specific technical solution of the present invention is:
A kind of electric piano keyboard, comprising: the keyboard equipped with the keyboard for being equipped with fixed bracket and several keys；Key includes
Several white keys and several black keys；The key bracket that the key includes: rear end connect with fixed back-end support, rear end and
The reseting pressuring spring of key pedestal upper end and key lower end is pushed down at the hinged key of key back-end support, both ends respectively, is equipped with revolution
Axis and the hinged seat connecting with key pedestal upper end are set to solid positioned at key downside and the sense of touch drive rod hinged with rotating shaft
Fixed rack upper end and the sense of touch component opposite with sense of touch drive rod front end, pronunciation component；The material of key bracket is steel spring plate；
Sense of touch component is equipped with preceding transverse slat；Key front end is equipped with the positive stop hook being located on the downside of preceding transverse slat.Electric piano keyboard in use, pressing
Key front end rotates key, and key, which pushes down sense of touch drive rod, rotates sense of touch drive rod around rotating shaft, before sense of touch drive rod
End generates sinking sense of touch and preceding sense of touch under the mating reaction of sense of touch component；Loosen hand, key resets under action of reset spring；
Sense of touch drive rod resets under the effect of gravity, and sense of touch, which is driven rod rear end, has a upward active force to key rear portion, generates
Rebound sense of touch；The sense of touch of key is preferable when the electric piano keyboard is played, and improves the comfort level of player.
Preferably, the sense of touch component includes: back side panel, front side board, respectively and under back side panel lower end and front side board
Hold the lower plate of connection, the rear transverse slat that front end is connect with back side panel upper end, support plate, the key limit being set in outside support plate upper end
Block, the sense of touch adjusting block being set in outside front side board, the lower contact block set on lower plate upper end；The rear end and front side board upper end of preceding transverse slat connect
It connects；Support plate lower end is connect with the front end of rear transverse slat rear end or preceding transverse slat；Lower plate is connect with fixed pedestal upper end；Back side panel is equipped with
Side opening；Key lower end is equipped with touch article；Sense of touch drive rod includes: the impact that the cambered surface opposite with touch article lower end is equipped on front side of upper end
Block is located at turn around the cross tube that on the upside of axis and rear end is connect with impact block, the high-end diagonal control arm connecting with cross tube front end, rear end
The sheer pole being connect with diagonal control arm low side；Sheer pole front end is equipped with upper contact block；Sheer pole front end passes through side opening and upper contact block is under
Contact block is opposite.Sense of touch modular construction is simple and practical, and the comfort level effect for improving player is good；The position of up and down adjustment sense of touch adjusting block
It sets and is adjustable sense of touch.Depresses button front end rotates key, touch article contact slide opposite with the cambered surface that impact block is equipped with, key pressure
Firmly the cross tube of sense of touch drive rod rotates sense of touch drive rod around rotating shaft, when the upper contact block that sheer pole front end is equipped with and is set to down
The lower contact block contact of plate upper end generates upward reaction force, the i.e. down force of pressing movement process, generates sinking sense of touch；When pressing
Key motion is contacted to sense of touch adjusting block, and key friction in down stroke instantaneously increases, sense of touch before generating；Loosen hand, key is resetting bullet
Spring effect is lower to be resetted；Under the effect of gravity, the cambered surface reversely opposite sliding that touch article and impact block are equipped with, sense of touch drive rod is around revolution
Axis rotates backward, and impact block has a upward active force to touch article, generates rebound sense of touch；During key moves downward,
Compression leg drives the movement of elastomer block countryside, under two that the two upper hot contacts and control circuit board that the lower end that is powered is equipped with are equipped with
Circuit is connected in hot contact contact, and fender issues the sound of setting.
Preferably, the sense of touch component further include: the rear damping limited block being set on rear transverse slat is set in preceding cross
Preceding damping limited block on plate.Damping limited block and stop motion resistance after rear damping limited block disappear before key downlink is encountered,
And sense of touch is preferable.
Preferably, the material of the sense of touch adjusting block is plastics；The material of limited block and preceding damping limited block is damped afterwards
Material is felt.Versatile material and keep the sense of touch of player and comfort level preferable.
Preferably, the pronunciation component includes: the compression leg set on key lower end, the elasticity connecting with compression leg lower end
Block, lower end set that there are two upper hot contact and the energization items that connects with elastomer block lower end, if there are two lower hot contact and and qin
The control circuit board of key pedestal lower end connection；The material of elastomer block is rubber；Key branch is provided with the through-hole opposite with elastomer block；
Two upper hot contacts correspond and opposite with two lower hot contacts.During key moves downward, compression leg band dynamic elasticity
The movement of block countryside, two upper hot contacts that the lower end that is powered is equipped with are contacted with two lower hot contacts that control circuit board is equipped with
Circuit is connected, fender issues the sound of setting.Pronunciation component is simple and practical in structure, and elastomer block works as a buffer and makes on two
Hot contact contacts well with two lower hot contacts.
Preferably, the pin shaft that the key back-end support is equipped with protrusion and is arranged in protrusion；Key rear end is equipped with
Buckle counterbore and the key subcard button in buckle counterbore；The lower end of key subcard button and pin shaft are hinged.Key and key bracket are logical
The pin shaft articulated structure crossed in protrusion is compact.
Preferably, the key branch is provided with the lower supporting block for being located at protrusion front side and set on lower supporting block upper end
Lower counterbore；Key is equipped with the upper supporting block being located on front side of buckle counterbore and the upper counterbore set on upper supporting block lower end；Reseting pressuring spring
Both ends push down lower counterbore bottom surface and upper counterbore bottom surface respectively.Reseting pressuring spring will not shift.
Compared with prior art, it the beneficial effects of the present invention are: the sense of touch of key is preferable when the electric piano keyboard is played, mentions
The comfort level of high player.Sense of touch modular construction is simple and practical, and the comfort level effect for improving player is good；Up and down adjustment sense of touch tune
The position of locking nub is adjustable sense of touch.Damping limited block and stop motion resistance after rear damping limited block disappear before key downlink is encountered
It loses, and sense of touch is preferable.The material of sense of touch adjusting block is plastics, and the rear limited block and the material of preceding damping limited block of damping is hair
Felt, versatile material and keeps the sense of touch of player and comfort level preferable.Pronunciation component is simple and practical in structure, and elastomer block works as a buffer
And contact two upper hot contacts well with two lower hot contacts.Key and key bracket pass through the pin shaft in protrusion
Articulated structure is compact.Lower counterbore bottom surface and upper counterbore bottom surface are pushed down in the both ends of reseting pressuring spring respectively, and reseting pressuring spring will not shift.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention；
Fig. 2 is appearance schematic diagram of the invention.
In figure: fixed bracket 1, key 2, side opening 3, white key 4, black key 5, key bracket 6, key 7, reseting pressuring spring 8, revolution
Axis 9, hinged seat 10, sense of touch drive rod 11, preceding transverse slat 12, positive stop hook 13, back side panel 14, front side board 15, lower plate 16, rear transverse slat
17, support plate 18, key limited block 19, sense of touch adjusting block 20, lower contact block 21, rear damping limited block 22, preceding damping limited block 23,
Touch article 24, cambered surface 25, impact block 26, cross tube 27, diagonal control arm 28, sheer pole 29, upper contact block 30, compression leg 31, elastomer block 32, on
Hot contact 33, energization item 34, control circuit board 35, through-hole 36, protrusion 37, pin shaft 38, buckle counterbore 39, key subcard button 40,
Lower supporting block 41, lower counterbore 42, upper supporting block 43, upper counterbore 44.
Specific embodiment
The present invention is described further shown in reference to the accompanying drawing.
As shown in attached drawing 1, attached drawing 2: a kind of electric piano keyboard, comprising: fixed bracket 1 and 88 key 2；Key 2
Including 52 white key 4 and 36 black keys 5；The key 2 includes: that rear end is connect with fixed 1 rear end screw of bracket
Key bracket 6, rear end and the hinged key 7 in 6 rear end of key bracket, both ends are pushed down respectively under 6 upper end of key bracket and key 7
The reseting pressuring spring 8 at end, equipped with rotating shaft 9 and the hinged seat 10 that is connect with 6 upper end screw of key bracket, be located at 7 downside of key and
The sense of touch drive rod 11 hinged with rotating shaft 9, set on fixed 1 upper end of bracket and the sense of touch group opposite with 11 front end of sense of touch drive rod
Part, pronunciation component；Sense of touch component is equipped with preceding transverse slat 12；7 front end of key is equipped with the positive stop hook 13 for being located at preceding 12 downside of transverse slat.
The sense of touch component includes: back side panel 14, front side board 15, respectively with 15 lower end of 14 lower end of back side panel and front side board
It is integrally formed the lower plate 16 of connection, front end and 14 upper end of back side panel are integrally formed the rear transverse slat 17 of connection, and support plate 18 is set in
Key limited block 19 outside 18 upper end of support plate, the sense of touch adjusting block 20 being set in outside front side board 15, set on 16 upper end of lower plate
Lower contact block 21, the rear damping limited block 22 being set on rear transverse slat 17, the preceding damping limited block 23 before being set on transverse slat 12；Before
The rear end of transverse slat 12 is integrally formed with 15 upper end of front side board and connect；18 lower end of support plate and rear 17 rear end of transverse slat or preceding transverse slat 12
Front end is integrally formed connection；Lower plate 16 is connect with fixed 1 upper end screw of bracket；Back side panel 14 is equipped with side opening 3；7 lower end of key is set
There is touch article 24；Sense of touch drive rod 11 includes: the impact block 26 that the cambered surface 25 opposite with 24 lower end of touch article is equipped on front side of upper end, is located at
The cross tube 27 that 9 upside of rotating shaft and rear end and impact block 26 weld, it is high-end to be integrally formed the oblique of connection with 27 front end of cross tube
Connecting rod 28, rear end and 28 low side of diagonal control arm are integrally formed the sheer pole 29 of connection；29 front end of sheer pole is equipped with upper contact block 30；Lower cross
29 front end of bar passes through side opening 3 and upper contact block 30 and lower contact block 21 are opposite.In the present embodiment, when key 7 is white key 4, support plate
18 lower ends are integrally formed with rear 17 rear end of transverse slat and connect；When key 7 is black key 5, before 18 lower end of support plate and preceding transverse slat 12
End is integrally formed connection.
The material of the sense of touch adjusting block 20 is plastics；The material for damping limited block 22 and preceding damping limited block 23 afterwards is equal
For felt.
The pronunciation component includes: the compression leg 31 set on 7 lower end of key, the elastomer block 32 Nian Jie with 31 lower end of compression leg,
Lower end is set there are two upper hot contact 33 and the energization item 34 Nian Jie with 32 lower end of elastomer block, if there are two lower hot contact it is (attached
It is not drawn into figure) and the control circuit board 35 that is connect with 6 lower end screw of key bracket；Key bracket 6 is equipped with and 32 phase of elastomer block
Pair through-hole 36；Two upper hot contacts 33 correspond and relatively with two lower hot contacts.
In the present embodiment, 6 rear end of key bracket is equipped with protrusion 37 and the pin shaft 38 being arranged in protrusion 37；Key
7 rear ends are equipped with buckle counterbore 39 and the key subcard button 40 in buckle counterbore 39；The lower end of key subcard button 40 and pin shaft 38 are cut with scissors
It connects.The key bracket 6 is equipped with the lower supporting block 41 for being located at 37 front side of protrusion and the lower counterbore set on lower 41 upper end of supporting block
42；Key 7 is equipped with the upper supporting block 43 for being located at 39 front side of buckle counterbore and the upper counterbore 44 set on upper 43 lower end of supporting block；It resets
44 bottom surface of 42 bottom surface of lower counterbore and upper counterbore is pushed down respectively in the both ends of pressure spring 8.
Electric piano keyboard in use, 7 front end of depresses button make key 7 around pin shaft 38 rotate, touch article 24 and impact block 26
For the cambered surface 25 being equipped with respect to contact slide, the cross tube 27 that key 7 pushes down sense of touch drive rod 11 makes sense of touch drive rod 11 around revolution
Axis 9 rotates, and generates upwards when the upper contact block 30 that 29 front end of sheer pole is equipped with is contacted with the lower contact block 21 for being set to 16 upper end of lower plate
Reaction force, the i.e. down force of 7 motion process of key generate sinking sense of touch；It is connect when key 7 is moved to sense of touch adjusting block 20
Touching, 7 friction in down stroke of key instantaneously increase, sense of touch before generating；Preceding damping limited block 23 and rear resistance are encountered as key 7 continues traveling downwardly
Buddhist nun's limited block 22,7 stop motion resistance of key disappear；Loosen hand, key 7 resets under action of reset spring；In gravity
Under, reversely opposite sliding, sense of touch drive rod 11 are rotated backward around rotating shaft 9, are hit the cambered surface 25 that touch article 24 and impact block 26 are equipped with
Block hitting 26 has a upward active force to touch article 24, generates rebound sense of touch；During key 7 moves downward, 31 band of compression leg
The movement of 32 countryside of dynamic elasticity block, be equipped with control circuit board 35 two of the upper hot contacts 33 in 34 lower end of energization item be equipped with two
Circuit is connected in lower hot contact contact, and fender issues the sound of setting.
The beneficial effects of the present invention are: the sense of touch of key is preferable when the electric piano keyboard is played, the comfortable of player is improved
Degree.Sense of touch modular construction is simple and practical, and the comfort level effect for improving player is good；The position of up and down adjustment sense of touch adjusting block can adjust
Save sense of touch.Damping limited block and stop motion resistance after rear damping limited block disappear before key downlink is encountered, and sense of touch is preferable.Touching
The material for feeling adjusting block is plastics, and the rear material for damping limited block and preceding damping limited block is felt, versatile material and makes bullet
The sense of touch and comfort level for the person of playing are preferable.Pronunciation component is simple and practical in structure, and elastomer block works as a buffer and makes two upper touchings that are powered
Head contacts well with two lower hot contacts.Key is compact by the pin shaft articulated structure being set in protrusion with key bracket.It is multiple
Lower counterbore bottom surface and upper counterbore bottom surface are pushed down in the both ends of position pressure spring respectively, and reseting pressuring spring will not shift.
The present invention can be changed apparent to one skilled in the art for various ways, and such change is not considered as
It departs from the scope of the present invention.The technical staff in the field is obviously modified as all, is included within this right
Within the scope of it is required that.
Claims (3)
1. a kind of electric piano keyboard, comprising: the keyboard equipped with the keyboard for being equipped with fixed bracket and several keys；It is characterized in that:
The key bracket that the key includes: rear end connect with fixed back-end support, rear end and the hinged key of key back-end support,
The reseting pressuring spring of key pedestal upper end and key lower end is pushed down at both ends respectively, is connect equipped with rotating shaft and with key pedestal upper end
Hinged seat, on the downside of the key and the sense of touch drive rod hinged with rotating shaft, be set to fixed pedestal upper end and with sense of touch drive rod
The opposite sense of touch component in front end, pronunciation component；Sense of touch component is equipped with preceding transverse slat；Key front end is equipped with the limit being located on the downside of preceding transverse slat
Position hook；Sense of touch component includes: back side panel, front side board, the lower plate connecting respectively with back side panel lower end and front side board lower end, front end with
The rear transverse slat of back side panel upper end connection, support plate, the key limited block being set in outside support plate upper end are set in outside front side board
Sense of touch adjusting block, the lower contact block set on lower plate upper end；The rear end of preceding transverse slat is connect with front side board upper end；Support plate lower end and rear cross
Plate rear end or the connection of the front end of preceding transverse slat；Lower plate is connect with fixed pedestal upper end；Back side panel is equipped with side opening；Key lower end is equipped with touching
Item；Sense of touch drive rod includes: the impact block that the cambered surface opposite with touch article lower end is equipped on front side of upper end, be located at turn around on the upside of axis and after
The cross tube connecting with impact block is held, the high-end diagonal control arm connecting with cross tube front end, rear end is connect down with diagonal control arm low side
Cross bar；Sheer pole front end is equipped with upper contact block；Sheer pole front end passes through side opening and upper contact block is opposite with lower contact block；Sense of touch component also wraps
It includes: the rear damping limited block being set on rear transverse slat, the preceding damping limited block before being set on transverse slat；The material of sense of touch adjusting block
For plastics；The material for damping limited block and preceding damping limited block afterwards is felt；Pronunciation component includes: the pressure set on key lower end
Column, the elastomer block connecting with compression leg lower end, lower end set that there are two upper hot contact and the energization items that connect with elastomer block lower end, if
There are two lower hot contact and the control circuit boards that connect with key pedestal lower end；Key branch is provided with opposite with elastomer block lead to
Hole；Two upper hot contacts correspond and opposite with two lower hot contacts.
2. electric piano keyboard according to claim 1, it is characterized in that: the key back-end support is equipped with protrusion and wears
Pin shaft in protrusion；Key rear end is equipped with buckle counterbore and the key subcard button in buckle counterbore；The lower end of key subcard button
It is hinged with pin shaft.
3. electric piano keyboard according to claim 2, it is characterized in that: the key branch, which is provided with, is located at protrusion front side
Lower supporting block and lower counterbore set on lower supporting block upper end；Key is equipped with the upper supporting block being located on front side of buckle counterbore and is set to upper
The upper counterbore of supporting block lower end；Lower counterbore bottom surface and upper counterbore bottom surface are pushed down respectively in the both ends of reseting pressuring spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795110.0A CN106373553B (en) | 2016-08-31 | 2016-08-31 | Electric piano keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795110.0A CN106373553B (en) | 2016-08-31 | 2016-08-31 | Electric piano keyboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106373553A CN106373553A (en) | 2017-02-01 |
| CN106373553B true CN106373553B (en) | 2019-09-03 |
Family
ID=57899868
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610795110.0A Expired - Fee Related CN106373553B (en) | 2016-08-31 | 2016-08-31 | Electric piano keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106373553B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108325211A (en) * | 2018-03-08 | 2018-07-27 | 广州灵动创想文化科技有限公司 | A kind of toy organ played middle component and can beated |
| CN108648726A (en) * | 2018-05-30 | 2018-10-12 | 张建阳 | A kind of key has the fingerboard of position-limit mechanism |
| CN109272974A (en) * | 2018-11-27 | 2019-01-25 | 宁波海宇科技有限公司 | A kind of press-key structure for fender |
| CN110570833A (en) * | 2019-10-16 | 2019-12-13 | 得理乐器(珠海)有限公司 | Grading adjusting device for hand feeling of tension spring keyboard of electronic organ |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200997271Y (en) * | 2006-11-29 | 2007-12-26 | 陈天浩 | Dynamics heavy-hammer keyboard of electronic piano |
| CN201066577Y (en) * | 2007-05-25 | 2008-05-28 | 黄俊经 | Digital piano keyboard |
| CN202584708U (en) * | 2012-03-23 | 2012-12-05 | 史爱杰 | Progressive counterweight keyboard of digital piano |
| CN206134234U (en) * | 2016-08-31 | 2017-04-26 | 宁波海宇五金有限公司 | Electronic organ keyboard |
-
2016
- 2016-08-31 CN CN201610795110.0A patent/CN106373553B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200997271Y (en) * | 2006-11-29 | 2007-12-26 | 陈天浩 | Dynamics heavy-hammer keyboard of electronic piano |
| CN201066577Y (en) * | 2007-05-25 | 2008-05-28 | 黄俊经 | Digital piano keyboard |
| CN202584708U (en) * | 2012-03-23 | 2012-12-05 | 史爱杰 | Progressive counterweight keyboard of digital piano |
| CN206134234U (en) * | 2016-08-31 | 2017-04-26 | 宁波海宇五金有限公司 | Electronic organ keyboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106373553A (en) | 2017-02-01 |
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