CN105997286A - Brush head of electric toothbrush - Google Patents
Brush head of electric toothbrush Download PDFInfo
- Publication number
- CN105997286A CN105997286A CN201610421443.7A CN201610421443A CN105997286A CN 105997286 A CN105997286 A CN 105997286A CN 201610421443 A CN201610421443 A CN 201610421443A CN 105997286 A CN105997286 A CN 105997286A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- brush
- base plate
- electric toothbrush
- drive link
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 208000031481 Pathologic Constriction Diseases 0.000 claims 1
- 210000001215 vagina Anatomy 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract 2
- 230000007774 longterm Effects 0.000 abstract 1
- 230000001133 acceleration Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/24—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously
- A61C17/26—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously driven by electric motor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/222—Brush body details, e.g. the shape thereof or connection to handle
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H13/00—Gum massage
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H7/00—Devices for suction-kneading massage; Devices for massaging the skin by rubbing or brushing not otherwise provided for
- A61H7/002—Devices for suction-kneading massage; Devices for massaging the skin by rubbing or brushing not otherwise provided for by rubbing or brushing
- A61H7/004—Devices for suction-kneading massage; Devices for massaging the skin by rubbing or brushing not otherwise provided for by rubbing or brushing power-driven, e.g. electrical
- A61H7/005—Devices for suction-kneading massage; Devices for massaging the skin by rubbing or brushing not otherwise provided for by rubbing or brushing power-driven, e.g. electrical hand-held
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0119—Support for the device
- A61H2201/0153—Support for the device hand-held
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Dentistry (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Dermatology (AREA)
- Brushes (AREA)
Abstract
The invention relates to the technical field of electric toothbrushes, in particular to a brush head of an electric toothbrush, which comprises a shell and a bottom plate, wherein the head end of the shell is provided with an installation seat, a first end surface of the bottom plate is rotatably arranged in the installation seat, the second end surface of the bottom plate is provided with brush hair, a transmission rod, a rotating shaft, a sleeve and a T-shaped rod are arranged in the shell, and the first end surface of the bottom plate is provided with an eccentric clamping groove which is axially arranged along the bottom plate; the driving rod is driven to rotate, the rotating shaft is fixedly connected with the driving rod and rotates along with the driving rod, an eccentric hole is formed in the rotating shaft along the axial direction of the rotating shaft, the sleeve is fixedly inserted into the eccentric hole, the rod part of the T-shaped rod is telescopically inserted into the sleeve, and the cap part of the T-shaped rod is rotatably inserted into the eccentric clamping groove. The invention has simple structure and low cost, can keep the stability of the transmission mechanism after long-term use, and has strong cleaning capability.
Description
Technical field
The present invention relates to electric toothbrush technology field, refer in particular to a kind of brush for electric toothbrush.
Background technology
Along with market is growing, improving constantly of people's living standard, the requirement to various product also gradually steps up, electronic
Toothbrush series products is to the providing a great convenience property of use of people, and popularity rate is more and more higher.As China Patent Publication No. is
A kind of electric toothbrush disclosed in CN105073063A, including toothbrush body, it has brushhead and for manual operation brush
The handle portion in portion；Vibration generation unit, it makes brushhead vibrate；Acceleration transducer, it detects the brushing manually carried out
Operation；And control unit, it vibrates generation unit switching control based on the output carrying out acceleration sensor to major general is work
Make state and halted state.Its brush-head structure poor reliability of toothbrush head the most on the market, hot-tempered sound are relatively big, and brush-head structure pair
The design of toothbrush motor configuration is complex, causes high expensive, permanent use the phenomenon that brush is failure to actuate, is got loose easily occur, and
Cleaning capacity is poor, it is necessary to improve further.
Summary of the invention
The purpose of the present invention is to propose to a kind of brush for electric toothbrush, simple in construction low cost, permanent use also can keep transmission
The stability of mechanism, and cleaning capacity is strong.
In order to achieve the above object, the technical solution used in the present invention is as follows: a kind of brush for electric toothbrush, including housing and the end
Plate, the head end of described housing is provided with mounting seat, and the first end face of described base plate is rotatably mounted in described mounting seat, described
Second end face of base plate is provided with bristle, it is characterised in that be provided with drive link, rotating shaft, sleeve pipe and T-bar in described housing,
First end face of described base plate is provided with along the axially arranged eccentric draw-in groove of described base plate；Described drive link is driven and rotates, described
Rotating shaft is fixing with described drive link to be connected and rotates with, and described rotating shaft is axially arranged with eccentric orfice along it, and described sleeve pipe is regularly
Being inserted in described eccentric orfice, the bar portion of described T-bar is telescopically inserted in described sleeve pipe, and the cap portion of described T-bar can
It is rotatably inserted in described eccentric draw-in groove.The simple low cost of present configuration, permanent use also can keep stablizing of drive mechanism
Property, and cleaning capacity is strong.
According to above scheme, the side surface of described base plate is circumferentially with one section of stopper slot along it, and the head end of described housing is provided with limit
Hole, position, described spacing hole is inserted in described stopper slot built with spacer pin, the head end of described spacer pin, prevents base plate from housing
On come off, simultaneously can also relatively easily dismantle and install, it is simple to clear up or change bristle.
According to above scheme, being provided with gag lever post in described mounting seat, the rotation center hold on the first end face of described base plate is nested with
On described gag lever post, by gag lever post, base plate is carried out spacing, make base plate rotate for the center of circle with gag lever post, keep brush action
Stability.
According to above scheme, it is provided with the first spring between the first end face and the described mounting seat of described base plate, can reduce at tooth
The vibrations during swiping work caused base plate, promote the comfort level brushed teeth.
According to above scheme, described enclosure interior sets compartment of terrain and is provided with the first support set and the second support set, and described drive link depends on
Secondary through described first support set and the second support set, drive link is played and radially supports, keep the stability of drive rod rotation.
According to above scheme, threaded engagement between described drive link with described rotating shaft, is used to be connected, can be by drive link and rotating shaft
Dismounting, it is simple to assembling product.
According to above scheme, described drive link is arranged with the second spring, described second spring be positioned at described rotating shaft with second
Between support set, and described second spring is compressed to described second support set by described rotating shaft, can reduce during axis of rotation eccentric
The vibrations that drive mechanism in hole causes, promote the comfort level of toothbrush.
According to above scheme, described housing includes columnar part and end cap, and the tail end of described columnar part is equipped with sealing ring, described
End cap is placed on the sealing ring of described columnar part tail end, it is simple to assembling product, promotes water resistance simultaneously.
The brush for electric toothbrush of the present invention, uses drive rod rotation to drive rotating shaft to rotate, pacifies in the eccentric orfice in rotating shaft
Tubing, installs T-bar in sleeve pipe, and then T-bar reconnects in the eccentric draw-in groove of base plate, by lasting on drive link
Rotational action, is transformed into the rotation of the left and right reciprocating swing type of the certain angle of base plate, and then makes reciprocally to rotate about bristle,
Thus formed tooth and intraoral cleaning and massage efficacy.The drive mechanism of the present invention is not only simple in structure, and low cost,
Use the drive mechanism of Purely mechanical, life-time service can be effectively ensured and remain to possess transmission performance accurately and reliably.
Accompanying drawing explanation
Fig. 1 is the structure cut-away view of the present invention；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of the present invention.
In figure: 10, housing；20, base plate；30, drive link；40, rotating shaft；50, T-bar；11, mounting seat；12、
Spacing hole；13, spacer pin；14, gag lever post；15, columnar part；16, end cap；17, sealing ring；21, eccentric draw-in groove；
22, stopper slot；23, centre bore；24, the first spring；31, sleeve pipe；32, the first support set；33, the second support set；
41, eccentric orfice；42, the second spring；51, bar portion；52, cap portion.
Detailed description of the invention
With embodiment, technical scheme is illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2 and Figure 3, a kind of brush for electric toothbrush of the present invention, including housing 10 and base plate 20,
The head end of described housing 10 is provided with mounting seat 11, and the first end face of described base plate 20 is rotatably mounted in described mounting seat 11
In, the second end face of described base plate 20 is provided with bristle, is provided with drive link 30, rotating shaft 40, sleeve pipe 31 in described housing 10
And T-bar 50, the first end face of described base plate 20 is provided with along the axially arranged eccentric draw-in groove 21 of described base plate 20；Described transmission
Bar 30 is driven and rotates, and described rotating shaft 40 is fixing with described drive link 30 to be connected and rotates with, edge in described rotating shaft 40
It is axially arranged with eccentric orfice 41, and described sleeve pipe 31 is fixedly inserted in described eccentric orfice 41, the bar portion of described T-bar 50
51 are telescopically inserted in described sleeve pipe 31, and the cap portion 52 of described T-bar 50 is inserted rotatably at described eccentric draw-in groove
In 21.When drive link 30 is driven rotation, is such as driven by external motor and rotate, can rotate together with rotating shaft 40,
The when of the rotation of rotating shaft 40, the sleeve pipe 31 being arranged in the eccentric orfice 41 of rotating shaft 40 is also followed rotating shaft 40 and is rotated together, set
Pipe 31 then drives the bar portion 51 of the T-bar 50 being arranged in sleeve pipe 31 to rotate together, owing to the bar portion 51 of T-bar 50 is
It is interspersed in sleeve pipe 31, thus flexible in the permissible sleeve pipe 31 in the bar portion 51 of T-bar 50, the cap portion of T-bar 50 simultaneously
52 are arranged in the eccentric draw-in groove 21 of base plate 20, and the cap portion 52 of T-bar 50 can rotate in eccentric draw-in groove 21 also may be used simultaneously
Will not deviate from, so in the bar portion 51 of T-bar 50 with rotating shaft 40 from eccentric draw-in groove 21 to extend into or out eccentric draw-in groove 21
When doing eccentric rotary, the cap portion 52 of T-bar 50 can extend into or out, the most just rotating when relative to eccentric draw-in groove 21
Base plate 20 can be made to do the shuttle swing in left and right, bristle will the rotation of left-right swing type, oral cavity and tooth are realized cleaning and press
Rub.
Preferably, the side surface of described base plate 20 is circumferentially with one section of stopper slot 22 along it, and the head end of described housing 10 is provided with
Spacing hole 12, described spacing hole 12 is built with spacer pin 13, and the head end of described spacer pin 13 is inserted in described stopper slot 22,
Prevent base plate 20 from coming off from housing 10, can also relatively easily dismantle and install simultaneously, it is simple to clear up or change bristle.
Further, being provided with gag lever post 14 in described mounting seat 11, the rotation center hold 23 on the first end face of described base plate 20 is nested with
On described gag lever post 14, by gag lever post 14, base plate 20 is carried out spacing, makes base plate 20 rotate for the center of circle with gag lever post 14,
Keep the stability of brush action.Meanwhile, it is provided with the first spring between the first end face and the described mounting seat 11 of described base plate 20
24, the vibrations during brush action, base plate 20 caused can be reduced, promote the comfort level brushed teeth.
Specifically, described housing 10 inside sets compartment of terrain and is provided with the first support set 32 and the second support set 33, described drive link
30 sequentially pass through described first support set 32 and the second support set 33, play drive link 30 and radially support, and keep drive link 30
The stability rotated.Preferably, threaded engagement between described drive link 30 with described rotating shaft 40, is used to be connected, can be by transmission
Bar 30 is dismantled with rotating shaft 40, it is simple to assembling product.Further, described drive link 30 is arranged with the second spring 42, described
Second spring 42 between described rotating shaft 40 and the second support set 33, and described second spring 42 by described rotating shaft 40 to
Described second support set 33 compresses, the vibrations that the drive mechanism that can reduce when rotating shaft 40 rotates in eccentric orfice 41 causes, and promotes
The comfort level of toothbrush.
Additionally, described housing 10 includes that columnar part 15 and end cap 16, the tail end of described columnar part 15 are equipped with sealing ring 17,
Described end cap 16 is placed on the sealing ring 17 of described columnar part 15 tail end, it is simple to assembling product, promotes water resistance simultaneously.
The brush for electric toothbrush of the present invention, uses drive link 30 to rotate and drive rotating shaft 40 to rotate, inclined in rotating shaft 40
Installing sleeve pipe 31 in central hole 41, install T-bar 50 in sleeve pipe 31, then T-bar 50 reconnects the bias at base plate 20
In draw-in groove 21, by rotational action lasting on drive link 30, it is transformed into the left and right reciprocating swing type of the certain angle of base plate 20
Rotate, and then make reciprocally to rotate about bristle, thus formed tooth and intraoral cleaning and massage efficacy.The present invention's
Drive mechanism is not only simple in structure, and low cost, use the drive mechanism of Purely mechanical, life-time service can be effectively ensured still
Can possess transmission performance accurately and reliably, permanent use also can keep the stability of drive mechanism, and cleaning capacity is strong.
The above is only the better embodiment of the present invention, therefore all according to the structure described in present patent application scope, feature
And the equivalence that principle is done changes or modifies, in the range of being all included in present patent application.
Claims (8)
1. a brush for electric toothbrush, including housing and base plate, the head end of described housing is provided with mounting seat, the first end of described base plate
Face is rotatably mounted in described mounting seat, and the second end face of described base plate is provided with bristle, it is characterised in that described housing
Inside being provided with drive link, rotating shaft, sleeve pipe and T-bar, the first end face of described base plate is provided with along the axially arranged bias of described base plate
Draw-in groove；Described drive link is driven and rotates, and described rotating shaft is fixing with described drive link to be connected and rotates with, in described rotating shaft
Being axially arranged with eccentric orfice along it, described sleeve pipe is fixedly inserted in described eccentric orfice, and the bar portion of described T-bar telescopically inserts
Entering in described sleeve pipe, the cap portion of described T-bar is inserted rotatably in described eccentric draw-in groove.
Brush for electric toothbrush the most according to claim 1, it is characterised in that the side surface of described base plate is circumferentially with one along it
Section stopper slot, the head end of described housing is provided with spacing hole, and described spacing hole inserts built with spacer pin, the head end of described spacer pin
In described stopper slot.
Brush for electric toothbrush the most according to claim 2, it is characterised in that be provided with gag lever post, the described end in described mounting seat
Rotation center hold on first end face of plate is nested with on described gag lever post.
Brush for electric toothbrush the most according to claim 3, it is characterised in that the first end face of described base plate and described mounting seat
Between be provided with the first spring.
Brush for electric toothbrush the most according to claim 1, it is characterised in that described enclosure interior sets compartment of terrain and is provided with first
Support set and the second support set, described drive link sequentially passes through described first support set and the second support set.
Brush for electric toothbrush the most according to claim 5, it is characterised in that use spiral shell between described drive link and described rotating shaft
Stricture of vagina is connected.
Brush for electric toothbrush the most according to claim 6, it is characterised in that be arranged with the second spring, institute on described drive link
State the second spring between described rotating shaft and the second support set, and described second spring is supported to described second by described rotating shaft
Set compresses.
Brush for electric toothbrush the most according to claim 1, it is characterised in that described housing includes columnar part and end cap, described
The tail end of columnar part is equipped with sealing ring, and described end cap is placed on the sealing ring of described columnar part tail end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610421443.7A CN105997286A (en) | 2016-06-15 | 2016-06-15 | Brush head of electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610421443.7A CN105997286A (en) | 2016-06-15 | 2016-06-15 | Brush head of electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105997286A true CN105997286A (en) | 2016-10-12 |
Family
ID=57088303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610421443.7A Pending CN105997286A (en) | 2016-06-15 | 2016-06-15 | Brush head of electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105997286A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107137148A (en) * | 2017-06-20 | 2017-09-08 | 佛山市驰康医疗器材有限公司 | Face face stripping dental handpiece |
| CN110167480A (en) * | 2016-11-03 | 2019-08-23 | 米哈兰·帕帕吉安 | Toothbrush replacement brush head accessories |
| CN111110380A (en) * | 2020-01-19 | 2020-05-08 | 江琴 | Hands-free electric toothbrush |
| CN113576701A (en) * | 2021-08-04 | 2021-11-02 | 宁波澳乐比口腔护理用品有限公司 | Electric toothbrush with anti-falling brush head |
| WO2023201776A1 (en) * | 2022-04-19 | 2023-10-26 | 广州嘻嘻三斤设计有限公司 | Electric toothbrush head |
| US12036079B2 (en) | 2022-01-31 | 2024-07-16 | Braun Gmbh | Attachment for an oral care device handle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2506226Y (en) * | 2001-08-01 | 2002-08-21 | 刘惠文 | T-shape axle gearing electric toothbrush head |
| US20050055784A1 (en) * | 2003-09-16 | 2005-03-17 | Truly Electronics Manufacturing Limited | Electric toothbrush |
| CN201042465Y (en) * | 2007-06-01 | 2008-04-02 | 叶万青 | Electric tooth-bush head |
| CN103654987A (en) * | 2012-09-26 | 2014-03-26 | 沃辉有限公司 | Electric toothbrush head and electric toothbrush |
| CN205866876U (en) * | 2016-06-15 | 2017-01-11 | 广东新宝电器股份有限公司 | Brush head of electric toothbrush |
-
2016
- 2016-06-15 CN CN201610421443.7A patent/CN105997286A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2506226Y (en) * | 2001-08-01 | 2002-08-21 | 刘惠文 | T-shape axle gearing electric toothbrush head |
| US20050055784A1 (en) * | 2003-09-16 | 2005-03-17 | Truly Electronics Manufacturing Limited | Electric toothbrush |
| CN201042465Y (en) * | 2007-06-01 | 2008-04-02 | 叶万青 | Electric tooth-bush head |
| CN103654987A (en) * | 2012-09-26 | 2014-03-26 | 沃辉有限公司 | Electric toothbrush head and electric toothbrush |
| CN205866876U (en) * | 2016-06-15 | 2017-01-11 | 广东新宝电器股份有限公司 | Brush head of electric toothbrush |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110167480A (en) * | 2016-11-03 | 2019-08-23 | 米哈兰·帕帕吉安 | Toothbrush replacement brush head accessories |
| CN110167480B (en) * | 2016-11-03 | 2022-08-02 | 米哈兰·帕帕吉安 | Replacement toothbrush head assembly for a toothbrush system |
| CN107137148A (en) * | 2017-06-20 | 2017-09-08 | 佛山市驰康医疗器材有限公司 | Face face stripping dental handpiece |
| CN107137148B (en) * | 2017-06-20 | 2023-10-03 | 佛山市驰康医疗器材有限公司 | Dental handpiece for face stripping |
| CN111110380A (en) * | 2020-01-19 | 2020-05-08 | 江琴 | Hands-free electric toothbrush |
| CN113576701A (en) * | 2021-08-04 | 2021-11-02 | 宁波澳乐比口腔护理用品有限公司 | Electric toothbrush with anti-falling brush head |
| CN113576701B (en) * | 2021-08-04 | 2022-09-27 | 宁波澳乐比口腔护理用品有限公司 | Electric toothbrush with anti-falling brush head |
| US12036079B2 (en) | 2022-01-31 | 2024-07-16 | Braun Gmbh | Attachment for an oral care device handle |
| WO2023201776A1 (en) * | 2022-04-19 | 2023-10-26 | 广州嘻嘻三斤设计有限公司 | Electric toothbrush head |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161012 |
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| RJ01 | Rejection of invention patent application after publication |