CN2742933Y - Vertical brushing type electric toothbrush - Google Patents
Vertical brushing type electric toothbrush Download PDFInfo
- Publication number
- CN2742933Y CN2742933Y CN 200420059416 CN200420059416U CN2742933Y CN 2742933 Y CN2742933 Y CN 2742933Y CN 200420059416 CN200420059416 CN 200420059416 CN 200420059416 U CN200420059416 U CN 200420059416U CN 2742933 Y CN2742933 Y CN 2742933Y
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- CN
- China
- Prior art keywords
- handle
- head
- head toothbrushes
- toothbrush
- type electric
- 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 - Lifetime
Links
- 230000001680 brushing effect Effects 0.000 title abstract description 8
- 239000002184 metal Substances 0.000 claims description 6
- 239000003351 stiffener Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 2
- 210000003128 head Anatomy 0.000 description 88
- 238000004140 cleaning Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
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Abstract
A vertical brushing, electric toothbrush comprising: the toothbrush comprises a toothbrush handle (2), a toothbrush head (3), a speed change gear set (12), a connecting rod device (8) and a toothbrush head driving pull rod (9), wherein the speed change gear set (12) is provided with an eccentric shaft (122) which can convert the rotary motion of the speed change gear set into the reciprocating linear motion of the toothbrush head driving pull rod (9); the back of the toothbrush head (3) is provided with a convex column (31) which penetrates through a rectangular hole (21) of the toothbrush handle (2) from the bottom upwards, the upper part of the convex column extends into an oblique slotted hole (91) at the head part of the toothbrush head driving pull rod (9), a guide shaft (34) which is vertical to the axis of the toothbrush handle (2) penetrates through the guide hole (33) to be fixed on the toothbrush handle (2), and the toothbrush head (3) can do reciprocating linear motion along the guide shaft (34). The toothbrush bristles of the electric toothbrush of the utility model brush back and forth along the direction of the slit between the teeth, thereby not only effectively removing the dirt between the teeth, but also conforming to the scientific tooth brushing method recommended by dentists.
Description
Technical field
This utility model relates to power-actuated cleaning or polishing device, particularly daily electric toothbrush.
Background technology
The mode that its head toothbrushes great majority of existing electric toothbrush adopt rotation to scrub, as Chinese patent CN 2412546, CN 2080343 disclosed technical schemes, they all utilize the rotary toothbrush head to come cleaning teeth.Also have the swing adopted to scrub the electric toothbrush (CN 2154025Y) of mode, it adopts fork to stir the mode of head toothbrushes swing, and bristle swings back and forth with arching trajectory and reaches the effect of cleaning teeth.U.S. Pat 8778474 and US 5504958 disclosed electric toothbrushes, though adopted the mode of crank mechanism and single-row bristle swing, but because of each row's head toothbrushes is rotatably mounted on the axle, so single-row bristle is with arching trajectory swing cleaning teeth equally.And the teeth brushing way of science should be a bristle along the direction brush of teeth space, promptly perpendicular brush, and therefore, the requirement that the teeth brushing way of existing electric toothbrush is brushed teeth not in full conformity with science is difficult to reach and protects the purpose that tooth can effectively be removed dirt in the teeth space simultaneously again.
Summary of the invention
The technical problems to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art part and provide a kind of bristles to do verticlly-brushing type electric toothbrush perpendicular to the straight reciprocating motion of brush length direction.
This utility model is taked following technical scheme: design a kind of verticlly-brushing type electric toothbrush, comprise: the motor of toothbrush body and inner chamber thereof and change-speed gearing group, with the handle of toothbrush body top active buckle, the head toothbrushes that is arranged on described handle leading portion zone and flexibly connects with brush holder.Described change-speed gearing group is provided with eccentric stiffener, and this eccentric stiffener converts rotatablely moving of described change-speed gearing group to round rectilinear motion that head toothbrushes drives pull bar by linkage; The back side of described head toothbrushes is provided with a projection, this projection base portion has the pilot hole of a vertical handle axis, described projection is upward through the slot on the handle diapire from the bottom, its top is stretched in the oblique slotted eye of being located at head toothbrushes driving rod head, and the external diameter of projection is slightly less than the width of oblique slotted eye.Two ends are erected on the handle and are slidingly matched perpendicular to pilot hole and head toothbrushes that the axis of guide of handle axis passes the described head toothbrushes back side.
Described motor drives head toothbrushes by change-speed gearing group and linkage and drives the round rectilinear motion of pull bar work, described head toothbrushes drives pull bar and promotes the projection at the described head toothbrushes back side by the oblique slotted eye of head, head toothbrushes does reciprocating linear motion along the axis of guide only, thereby guaranteed the direction of motion of head toothbrushes and the axis normal of handle, realized perpendicular brush.
Described eccentric stiffener is the eccentric shaft that is convexly equipped with on the driven gear of described change-speed gearing group; Described linkage comprises: connecting rod, union joint and pull rod shaft; Described rod rear end is connected with eccentric shaft axle on the described driven gear, and its front end is connected with the rearward end axle of union joint; Fixedly connected with the rearward end that head toothbrushes drives pull bar with the leading section of union joint respectively in the two ends of described pull rod shaft.Motor drive driven gear and on eccentric shaft rotate, described eccentric shaft by connecting rod, union joint and pull rod shaft up and down the push-and-pull head toothbrushes drive pull bar.
The projection at the described head toothbrushes back side comprises that intermediary small cylinder and tight fit are socketed in the metallic sheath that small cylinder is used to increase wearability outward, the oblique slotted eye two ends that described head toothbrushes drives rod head are semicircle, this semicircle and described cylindrical projection are suitable, projection adopts the cylindrical frictional force that significantly reduces between itself and oblique slotted eye hole wall, makes the more suitable cunning of brushhead movement; The base portion of projection is a square protruding key, and this square protruding key is inserted in and limits head toothbrushes better in the slot of handle and move along a straight line; The width of described square protruding key is slightly less than the width of slot, and its length adds that the amplitude of head toothbrushes side-to-side vibrations is slightly less than the length of slot.
Described handle diapire be positioned at both sides before and after the slot the position each fix the sheet metal of evagination slightly, the sheet metal surface of this evagination directly contacts with described head toothbrushes.Can significantly reduce the contact area between head toothbrushes and the handle, the power of reducing friction like this, also can increase the wearability of handle.
In order to improve brushing efficiency, also can one rotational head be set at the handle front end, this rotational head is connected with the handle rotary moveable, and its back side left vertical is convexly equipped with a driving shaft; Described head toothbrushes drives pull bar front end left side and extends a pulling-on piece, and this pulling-on piece front end has a slide opening, and described slide opening is the slotted hole of two ends, left and right sides semicircular in shape, and this slide opening is socketed on the described driving shaft; Described motor drives head toothbrushes driving pull bar and pulling-on piece moves up and down, and pulling-on piece promotes rotational head back and forth rotation in certain angle by the driving shaft of rotational head back side eccentric position.
There is central shaft hole at the described rotational head back side, and this central shaft hole cooperates with the drop axle rotation that is installed in handle; Place, off-center axis hole right side, the rotational head back side is provided with one section arcuate neck, this arcuate neck and the rotational head back side surround the on-slip groove that falls, described handle right side wall is provided with a fan-shaped protruding key, this fan-shaped protruding key places the on-slip at the rotational head back side groove that falls, and makes rotational head be the suspension status that can rotate around the handle drop axle in certain angle.
Compared with prior art, verticlly-brushing type electric toothbrush of the present utility model has following beneficial effect: when the head toothbrushes of electric toothbrush is put into the oral cavity of user naturally, the round linear movement direction of bristles is consistent with the direction of tooth seam, be that bristles is come backwash along the direction of tooth, therefore can not only effectively remove the dirt of dental surface and teeth space, damage tooth surface not meets the science method for brushing teeth that odontologist is recommended again; Electric toothbrush of the present utility model is in addition slided more smooth and easy, more wear-resisting, has increased the service life of toothbrush.
Description of drawings:
Fig. 1 is the structural representation of this utility model embodiment one;
Fig. 2 is the structural representation that the critical piece head toothbrushes of this utility model embodiment one drives pull bar 9, head toothbrushes 3, handle 2 and driven gear 121;
Fig. 3 is the assembling sketch map of handle and the head portion of this utility model embodiment one;
Fig. 4 is the head toothbrushes of this utility model embodiment one and the sketch map of the driver part direction of motion thereof; (a), eccentric shaft is placed in the middle, (b), eccentric shaft is downward, (c), eccentric shaft upwards;
Fig. 5 is the structural representation of this utility model embodiment two;
Fig. 6 is the assembling sketch map of handle and the head portion of this utility model embodiment two;
Fig. 7 is the sketch map of this utility model embodiment two head toothbrushes and the driver part direction of motion thereof; (a), eccentric shaft is placed in the middle, (b), eccentric shaft is downward, (c), eccentric shaft upwards.
The specific embodiment
The utility model will be further described below in conjunction with accompanying drawing and embodiment shown in the drawings.
Embodiment one
As shown in Figure 1, verticlly-brushing type electric toothbrush of the present utility model comprises: place the motor 11 of toothbrush body 1 inner chamber and the change-speed gearing group 12 that is driven by motor 11, the head toothbrushes 3 that is installed in toothbrush body 1 vertical handle 2 and is arranged on this handle 2 leading portions zone and flexibly connects with handle 2, the front of this head toothbrushes 3 is fixed with bristles 31.Described change-speed gearing group 12 comprises driving gear 123 and the driven gear 121 that is fixed on motor 11 power output shafts, be provided with eccentric shaft 122 (Fig. 2) on driven gear 121, this eccentric shaft 122 converts rotatablely moving of described change-speed gearing group 12 to round rectilinear motion that head toothbrushes drives pull bar 9 by linkage 8.Described linkage 8 comprises connecting rod 81, union joint 82 and the pull rod shaft 83 that connects successively from back to front; Connecting rod 81 two ends are connected with the rearward end axle of eccentric shaft 122 and union joint 82 respectively, fixedly connected with the rearward end that head toothbrushes drives pull bar 9 with the leading section of union joint 82 respectively in the two ends of pull rod shaft 83.
Fig. 2 is the structural representation that the critical piece head toothbrushes of present embodiment one drives pull bar 9, head toothbrushes 3, handle 2 and driven gear 121.The back side of described head toothbrushes 3 is provided with columniform projection 31 and as the square protruding key 32 of projection 31 base portions.Described projection 31 is socketed in the small cylinder 311 outer metallic sheaths 312 that can increase wearability by intermediary small cylinder 311 and tight fit and forms.Have the pilot hole 33 of vertical handle 2 axis on described square protruding key 32 sidewalls.Described handle 2 bottoms have a slot 21, and handle 2 has the locating hole 22 perpendicular to handle 2 axis on the sidewall of slot 21 left and right sides.Described head toothbrushes drives pull bar 9 heads and has an oblique slotted eye 91, and its two ends are the semicircle adaptive with cylindrical projection 31, and the external diameter of described projection 31 is slightly smaller than the width of oblique slotted eye 91.Described projection 31 is upward through the slot 21 that handle 2 diapires are offered from the bottom, its top is stretched in the 4 oblique slotted eyes 91, and projection 31 adopts the cylindrical frictional force that significantly reduces between itself and the oblique slotted eye 91, makes brushhead movement more smooth and easy.Described square protruding key 32 is inserted in and limits head toothbrushes 3 better in the slot 21 of handle 2 and move along a straight line, the width of described square protruding key 32 should be slightly less than the width of slot 21, and its length adds that the amplitude of head toothbrushes 3 side-to-side vibrationss should be slightly less than the length of slot 21.One two ends are fixed on the handle 2 both sides locating holes 22 and are slidingly matched with head toothbrushes 3 perpendicular to the pilot hole 33 that the axis of guide 34 of handle 2 axis passes described head toothbrushes 3 back sides, and head toothbrushes 3 can be along the axis of guide 34 slide flexibly (Fig. 3).
As shown in Figures 2 and 3, the both sides, front and back of slot 21 respectively have a little installing hole 29 on described handle 2 diapires, two top protrudes out cylinder and cylinder is provided with sheet metal 28 close-fittings of draw-in groove at little installing hole 29 places, described sheet metal 28 protrudes from handle 2 bottom surfaces slightly downwards and directly contacts with described head toothbrushes 3, can significantly reduce the contact area between head toothbrushes 3 and the handle 2, the power of reducing friction like this, also can increase the wearability of handle 2.
As Fig. 1, the postmedian of described handle 2 is fixed with the pipe position cover 5 that is used to avoid pull rod shaft 83 off-center axles, and described pull rod shaft 83 is passed pipe position cover 5 and is slidingly matched with it.
As shown in figures 1 and 3, described handle 2 is made of handle protecgulum 23 and handle bonnet 24, and handle 2 is along axis hollow, and described pull rod shaft 83, head toothbrushes drive pull bar 9, pipe position cover 5 and union joint 82 and be placed in one.
Described toothbrush body 1 rear portion is provided with battery chamber 17, and the set of cells 18 in the battery chamber 17 is electrically connected with motor 11, and the gauge tap of motor 11 is arranged on the outer wall of toothbrush body 1.
When pressing the gauge tap of pressure motor 11, motor 11 drives head toothbrushes by change-speed gearing group 12 and linkage 8 and drives the round rectilinear motion of pull bar 9 works, the hole wall that head toothbrushes drives the oblique slotted eye 91 of pull bar 9 heads will promote the projection 31 at head toothbrushes 3 back sides by metallic sheath 35, make head toothbrushes 3 make the reciprocal rectilinear motion of high speed along the axis of guide 34.As shown in Figure 4, when the eccentric shaft on the driven gear 121 122 was in middle position, head toothbrushes driving pull bar 9 is pushed into middle position with head toothbrushes 3, and (Fig. 4 a); When the eccentric shaft on the driven gear 121 122 moved down, head toothbrushes drove pull bar 9 and also moves down, and promoted head toothbrushes 3 and was moved to the left (Fig. 4 b); When the eccentric shaft on the driven gear 121 122 moved up, head toothbrushes drove pull bar 9 and also moves up, and promoted head toothbrushes 3 move right (Fig. 4 c).Change-speed gearing group 12 is constantly rotated, and the eccentric shaft 122 on the driven gear 121 is constantly moved up and down, and head toothbrushes drives pull bar 9 also along with moving up and down, and promotes head toothbrushes 3 quick side-to-side vibrationss.
Embodiment two
The place that present embodiment is different from embodiment one is exactly to set up a circular rotational head 4 to improve brushing efficiency at handle 2 front ends, as shown in Figure 5 and Figure 6, these rotational head 4 back sides have central shaft hole 41, this central shaft hole 41 cooperates with drop axle 27 rotations that are installed in handle 2, central shaft hole 41 left vertical are convexly equipped with a driving shaft 42, central shaft hole 41 right sides places is provided with one section arcuate neck, and this arcuate neck and rotational head 4 back sides surround the on-slip groove 44 that falls.Correspondingly, handle 2 front ends have a manhole 25, convex with a fan-shaped protruding key 26 on its right side wall, this fan-shaped protruding key 26 places the on-slip at rotational head 4 back sides groove 44 that falls, and makes rotational head 4 hang on the handle 2 and can rotate in certain angle around handle 2 drop axles 27.Described head toothbrushes drives pull bar 9 front ends left side and extends a pulling-on piece 92, and these pulling-on piece 92 front ends have a slide opening 921 and are socketed on the described driving shaft 42, and described slide opening 921 is the slotted hole of two ends, left and right sides semicircular in shape, and its width is a bit larger tham the diameter of rotational head 4 driving shafts 42.Motor 11 drives that described head toothbrushes drives pull bar 9 and pulling-on piece 92 moves up and down, and the eccentric drive shaft 42 driven rotary brushes 4 of the hole wall of described slide opening 921 by promoting rotational head 4 are the axle center with the fixed axis, back and forth rotate in certain angle.When the eccentric shaft on the driven gear 121 122 was in middle position, the sidewall that head toothbrushes drives the slide opening 921 of pull bar 9 and pulling-on piece 92 front ends thereof is pushed into middle position with head toothbrushes 3 and rotational head 4, and (Fig. 7 a); When the eccentric shaft on the driven gear 121 122 moved down, the slide opening 921 that head toothbrushes drives pull bar 9 and front end also moved down, and promoted head toothbrushes 3 and was moved to the left, and the sidewall driven rotary brush 4 of slide opening 921 rotates counterclockwise (Fig. 7 b) simultaneously; When the eccentric shaft on the driven gear 121 122 moved up, the slide opening 921 that head toothbrushes drives pull bar 9 and front end also moved up, and promoted head toothbrushes 3 and moved right, and the sidewall driven rotary brush 4 of slide opening 921 clockwise rotates (Fig. 7 c) simultaneously.Therefore, described motor 11 drives described head toothbrushes and drives pull bar 9 and move up and down, and the sidewall driven rotary brush 4 that head toothbrushes drives pull bar 9 front ends left side slide opening 921 is the axle center with the fixed axis, back and forth rotates in certain angle, and its movement locus is one section circular arc line.
Claims (10)
1, a kind of verticlly-brushing type electric toothbrush, comprise: the motor (11) of toothbrush body (1) and inner chamber thereof and change-speed gearing group (12), handle (2) with toothbrush body (1) top active buckle, the head toothbrushes (3) that is arranged on described handle (2) leading portion zone and flexibly connects with brush holder (2) is characterized in that:
Described change-speed gearing group (12) is provided with eccentric stiffener, and this eccentric stiffener converts rotatablely moving of described change-speed gearing group (12) to round rectilinear motion that head toothbrushes drives pull bar (9) by linkage (8); The back side of described head toothbrushes (3) is provided with a projection (31), this projection (31) base portion has the pilot hole (33) of vertical handle (a 2) axis, described projection (31) is upward through the slot (21) on handle (2) diapire from the bottom, its top is stretched in the oblique slotted eye (91) of being located at head toothbrushes driving pull bar (9) head, and the external diameter of projection (31) is slightly less than the width of oblique slotted eye (91); Two ends are erected at that handle (2) goes up and are slidingly matched with head toothbrushes (3) perpendicular to the pilot hole (33) that the axis of guide (34) of handle (2) axis passes described head toothbrushes (3) back side;
Described motor (11) drives head toothbrushes by change-speed gearing group (12) and linkage (8) and drives the round rectilinear motion of pull bar (9) work, described head toothbrushes drives pull bar (9) and promotes the projection (31) at described head toothbrushes (3) back side by the oblique slotted eye (91) of head, makes head toothbrushes (3) do reciprocating linear motion along the axis of guide (34).
2, verticlly-brushing type electric toothbrush according to claim 1 is characterized in that: described eccentric stiffener is the eccentric shaft (122) that is convexly equipped with on the driven gear (121) of described change-speed gearing group (12); Described linkage (8) comprising: connecting rod (81), union joint (82) and pull rod shaft (83); Eccentric shaft (122) axle on described connecting rod (81) rear end and the described driven gear (121) is connected, and its front end is connected with the rearward end axle of union joint (82); Fixedly connected with the rearward end that head toothbrushes drives pull bar (9) with the leading section of union joint (82) respectively in the two ends of described pull rod shaft (83).
3, verticlly-brushing type electric toothbrush according to claim 1, it is characterized in that: the projection (31) at described head toothbrushes (3) back side comprises that intermediary small cylinder (311) and tight fit are socketed in the outer metallic sheath (312) of small cylinder (311), and oblique slotted eye (91) two ends that described head toothbrushes drives pull bar (9) head are semicircle; The base portion of projection (31) is a square protruding key (32), and this square protruding key (32) is inserted in the slot (21) of handle (2); The width of described square protruding key (32) is slightly less than the width of slot (21), and its length adds that the amplitude of head toothbrushes (3) side-to-side vibrations is slightly less than the length of slot (21).
4, the described verticlly-brushing type electric toothbrush of claim 2 is characterized in that: the postmedian of described handle (2) is provided with the pipe position cover (5) that is used to avoid pull rod shaft (83) off-center axle, and described pull rod shaft (83) is passed pipe position cover (5) and is slidingly matched with it.
5, according to claim 1 or 3 described verticlly-brushing type electric toothbrushes, it is characterized in that: described handle (2) diapire be positioned at both sides before and after the slot (21) the position each fix a sheet metal of evagination (28) slightly, the sheet metal of this evagination (28) surface directly contacts with described head toothbrushes (3).
6, according to the arbitrary described verticlly-brushing type electric toothbrush of claim 1 to 5, it is characterized in that: also comprise the rotational head (4) that is arranged on handle (2) front end, this rotational head (4) is connected with handle (2) rotary moveable, and its back side left vertical is convexly equipped with a driving shaft (42); Described head toothbrushes drives pull bar (9) front end left side and extends a pulling-on piece (92), and this pulling-on piece (92) front end has a slide opening (921) and is socketed on the described driving shaft (42); Described motor (11) drives head toothbrushes driving pull bar (9) and pulling-on piece (92) moves up and down, and pulling-on piece (92) promotes rotational head (4) back and forth rotation in certain angle by the driving shaft (42) of rotational head (4) back side eccentric position.
7, verticlly-brushing type electric toothbrush according to claim 6 is characterized in that: there is central shaft hole (41) at described rotational head (4) back side, and this central shaft hole (41) cooperates with the drop axle that is installed in handle (2) (27) rotation; Place, rotational head (4) back side off-center axis hole (41) right side is provided with one section arcuate neck, this arcuate neck and rotational head (4) back side surrounds the on-slip groove (44) that falls, described handle (2) right side wall is provided with a fan-shaped protruding key (26), this fan-shaped protruding key (26) places the on-slip at rotational head (4) back side groove (44) that falls, and makes rotational head (4) be the suspension status that can rotate around handle (2) drop axle (27) in certain angle.
8, verticlly-brushing type electric toothbrush according to claim 6 is characterized in that: described rotational head (4) is for circular.
9, verticlly-brushing type electric toothbrush according to claim 6 is characterized in that: described slide opening (921) is the slotted hole of both ends semicircular in shape, and the width of this slotted hole is slightly larger than the diameter of described rotational head (4) driving shaft (42).
10, according to the arbitrary described verticlly-brushing type electric toothbrush of claim 1 to 5, it is characterized in that: described handle (2) is made of handle protecgulum (23) and handle bonnet (24), handle (2) is along axis hollow, and described pull rod shaft (83), head toothbrushes drive pull bar (9), pipe position cover (5) and union joint (82) and be placed in one; Described toothbrush body (1) rear portion is provided with battery chamber (17), and the set of cells (18) in this battery chamber (17) is electrically connected with motor (11), and the gauge tap of motor (11) is arranged on the outer wall of toothbrush body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059416 CN2742933Y (en) | 2004-05-13 | 2004-05-13 | Vertical brushing type electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420059416 CN2742933Y (en) | 2004-05-13 | 2004-05-13 | Vertical brushing type electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2742933Y true CN2742933Y (en) | 2005-11-30 |
Family
ID=35632953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420059416 Expired - Lifetime CN2742933Y (en) | 2004-05-13 | 2004-05-13 | Vertical brushing type electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2742933Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107853869A (en) * | 2017-11-14 | 2018-03-30 | 镇江三江刷业有限公司 | A kind of brush easy to use |
| WO2023138067A1 (en) * | 2022-01-21 | 2023-07-27 | 温州乐邦电器有限公司 | Movable electric toothbrush |
-
2004
- 2004-05-13 CN CN 200420059416 patent/CN2742933Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107853869A (en) * | 2017-11-14 | 2018-03-30 | 镇江三江刷业有限公司 | A kind of brush easy to use |
| WO2023138067A1 (en) * | 2022-01-21 | 2023-07-27 | 温州乐邦电器有限公司 | Movable electric toothbrush |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140513 Granted publication date: 20051130 |