CN209298270U - Rechargeable battery and heated gutta-percha pen - Google Patents
Rechargeable battery and heated gutta-percha pen Download PDFInfo
- Publication number
- CN209298270U CN209298270U CN201822266458.8U CN201822266458U CN209298270U CN 209298270 U CN209298270 U CN 209298270U CN 201822266458 U CN201822266458 U CN 201822266458U CN 209298270 U CN209298270 U CN 209298270U
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- main body
- negative electrode
- electrode tab
- positive plate
- battery main
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
A kind of rechargeable battery and heated gutta-percha pen, rechargeable battery include battery main body, positive plate, negative electrode tab and protection circuit plate, and protection circuit plate is mounted on one end of battery main body, and protection circuit plate is electrically connected with battery main body；Positive plate and negative electrode tab are installed in the other end of battery main body, and positive plate is mutually indepedent with negative electrode tab and is electrically connected with battery main body.Rechargeable battery is connect with the main circuit board of heated gutta-percha pen by contact, avoids leading to the case where fractureing using power supply line.
Description
Technical field
The utility model relates to dental prosthetic apparatus fields, in particular to rechargeable battery and heated gutta-percha pen.
Background technique
Heated gutta-percha pen, belongs to a part of heated gutta-percha filling system, and heated gutta-percha filling system is soft after heating
Change, the gutta-percha of molten condition injection root canal is to substitute a kind of instrument that the cold gutta-percha Lateral Compaction of tradition fills.Due to heated gutta-percha
Pen can be quickly accurate, closely knit three-dimensional root-canal filling and praised highly extensively by doctor.
Heated gutta-percha pen includes host and rechargeable battery, and rechargeable battery is host supplying power.In use, battery provides
Electric energy, so that heating stylus is converted electrical energy into energy heats gutta-percha makes gutta-percha softening be molten condition.
Battery generally uses rechargeable battery, and after the completion of battery use, directly heated gutta-percha pen is plugged on cradle
It charges.Traditional rechargeable battery is connect by power supply line with the main circuit board in the host of heated gutta-percha pen, is being installed
During rechargeable battery, the power supply line on rechargeable battery easily knots or twists off, and increases use cost.
Utility model content
The purpose of this utility model is to provide a kind of rechargeable batteries, to improve traditional rechargeable battery and heated gutta-percha
The host of pen leads to the problem of even the fractureing that easily knot in installation process by power supply line connection.
The purpose of this utility model is to provide a kind of heated gutta-percha pens, to improve traditional rechargeable battery and heated gutta-percha
The host of pen leads to the problem of even the fractureing that easily knot in installation process by power supply line connection.
The utility model adopts the following technical solutions realization:
Based on above-mentioned first purpose, the utility model embodiment provides a kind of rechargeable battery, including battery main body, just
Pole piece, negative electrode tab and protection circuit plate, the protection circuit plate are mounted on one end of the battery main body, the protection circuit
Plate is electrically connected with the battery main body；The positive plate and the negative electrode tab are installed in the other end of the battery main body,
The positive plate is mutually indepedent with the negative electrode tab and is electrically connected with the battery main body.
Optionally, the positive plate is bar shaped, the circumferentially extending of the length direction of the positive plate along the battery main body.
Optionally, the positive plate is annular, and the positive plate and the battery main body are coaxially disposed.
Optionally, the negative electrode tab is bar shaped, the circumferentially extending of the length direction of the negative electrode tab along the battery main body.
Optionally, the negative electrode tab is annular, and the negative electrode tab and the battery main body are coaxially disposed.
Optionally, the positive plate is circular piece, and the negative electrode tab is annular, and the positive plate and the negative electrode tab are equal
It is coaxially disposed with the battery main body, and the negative electrode tab is arranged around the positive plate, the positive plate and the negative electrode tab
Between have annular gap.
Optionally, it is provided in the annular gap.
Based on above-mentioned second purpose, the utility model embodiment provide a kind of heated gutta-percha pen, including host, handle with
And the rechargeable battery, main circuit board is installed in the host, be provided on the main circuit board positive interconnecting piece with
And cathode interconnecting piece；The handle has mounting groove, and handle end corresponding with the slot bottom of the mounting groove is provided with slotting
Hole, the battery main body are plugged in the mounting groove, and the protection circuit plate is connected in the jack, the handle spiral shell
It connects on the host, the positive plate is electrically connected with the positive interconnecting piece, the negative electrode tab and cathode interconnecting piece electricity
Connection.
Optionally, the positive interconnecting piece includes two the first electroconductive elastic sheets, and described two first electroconductive elastic sheets are respectively mounted
On the main circuit board.
Optionally, the cathode interconnecting piece includes two the second electroconductive elastic sheets, and described two second electroconductive elastic sheets are respectively mounted
On the main circuit board, and described two first electroconductive elastic sheets are located between two second electroconductive elastic sheets.
Compared with prior art, the beneficial effect of the rechargeable battery of the preferred embodiment offer of the utility model includes:
Rechargeable battery provided by the utility model, by installing mutually independent anode on an end face of battery main body
Piece and negative electrode tab, the anode on positive plate and main circuit board when battery main body and host to be used cooperatively, on battery main body
Interconnecting piece connection, negative electrode tab are connect with the cathode interconnecting piece on main circuit board, do not need to set between positive plate and positive interconnecting piece
Power supply line is set, setting power supply line is not needed between negative electrode tab and cathode interconnecting piece.During battery main body is installed, battery main body energy
It is enough releasably fastened to main circuit board rotation, easier for installation, the scope of application is wider.
Heated gutta-percha pen provided by the embodiment of the utility model includes rechargeable battery provided by the above embodiment, is had upper
State all advantages of rechargeable battery.
In addition, in the embodiments of the present invention, by setting bar shaped, annular or circle for positive plate, anode
The length direction of piece increases effective contact area of positive plate along the circumferentially extending of battery main body, is convenient for and main circuit board
On positive interconnecting piece electrical connection.Especially positive plate is set as annular and circle, turns in battery main body relative to main circuit board
In dynamic process, it can guarantee that positive plate is connect with positive interconnecting piece always, it is more convenient to use.
By setting bar shaped or annular for negative electrode tab, the length direction of negative electrode tab prolongs along the circumferential direction of battery main body
It stretches, increases effective contact area of negative electrode tab, convenient for being electrically connected with the cathode interconnecting piece on main circuit board.Especially negative electrode tab
It is set as annular and circle, during battery main body is rotated relative to main circuit board, can guarantee negative electrode tab always and bear
The connection of pole interconnecting piece, it is more convenient to use.
By the way that insulating layer is arranged between positive plate and negative electrode tab, short circuit is avoided, use is safer.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
The protection scope of the utility model is also belonged to obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the schematic diagram of the present embodiment rechargeable battery；
Fig. 2 is the decomposition diagram of the present embodiment heated gutta-percha pen；
Fig. 3 is the schematic diagram of the host of the present embodiment heated gutta-percha pen；
Fig. 4 is the schematic diagram of the handle of the present embodiment heated gutta-percha pen；
Fig. 5 is the schematic diagram of the attachment base of the present embodiment heated gutta-percha pen；
Fig. 6 is the schematic diagram of the present embodiment charging socket.
Icon: 01- rechargeable battery；001- battery main body；002- positive plate；003- negative electrode tab；004- protection electricity
Road plate；400- conductive interface；005- insulating layer；006- host；600- main circuit board；610- anode interconnecting piece；620-
Cathode interconnecting piece；007- handle；700- mounting groove；710- attachment base；711- conductive sheet；712- charging interface；02- fills
Electrical socket；021- conductive plug.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached
The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention,
But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
Embodiment 1
A kind of rechargeable battery 01 is present embodiments provided, heated gutta-percha pen is suitable for, rechargeable battery 01 is mounted on heat
In fused teeth glue pen, the connection type of power supply line is eliminated, avoids power supply line when connecting by power supply line because rotation is easily beaten
The case where knot even fractures, it is easier for installation quick and safe and reliable.
Referring to Fig. 1, rechargeable battery 01 provided in this embodiment includes battery main body 001, positive plate 002, cathode
Piece 003 and protection circuit plate 004.Protection circuit plate 004 is mounted on one end of battery main body 001, protection circuit plate 004 and electricity
Tank main body 001 is electrically connected.Positive plate 002 and negative electrode tab 003 are installed in the other end of battery main body 001, positive plate 002 with
Negative electrode tab 003 is mutually indepedent and is electrically connected with battery main body 001.
It should be noted that rechargeable battery 01 can be but be not limited to lithium battery.
Rechargeable battery 01 provided in this embodiment, it is mutually independent by being installed on an end face of battery main body 001
Positive plate 002 and negative electrode tab 003, the positive plate when battery main body 001 and host 006 to be used cooperatively, on battery main body 001
002 connect with the positive interconnecting piece 610 on main circuit board 600, the cathode interconnecting piece 620 in negative electrode tab 003 and main circuit board 600
Connection, does not need setting power supply line between positive plate 002 and positive interconnecting piece 610, negative electrode tab 003 and cathode interconnecting piece 620 it
Between do not need setting power supply line.During installing battery main body 001, battery main body 001 is free to relative to main circuit board
600 rotations, easier for installation, the scope of application is wider.
It should be appreciated that positive plate 002 and negative electrode tab 003 can be installed on circuit board, circuit board is then passed through into nickel
Piece is welded on battery main body 001.
In the present embodiment, battery main body 001 is cylinder, and a circular end face of battery main body 001 is welded with protection circuit
Another circular end face of plate 004, battery main body 001 is fixed with positive plate 002 and negative electrode tab 003, further, battery main body
001 outer peripheral surface is coated with protective filmy layer, such as plastic foil.
In the present embodiment, optionally, positive plate 002 can be bar shaped, and further, positive plate 002 is circular arc item, anode
The length direction of piece 002 extends along the circumferencial direction of battery main body 001, and the length of positive plate 002 is arranged on demand, guarantees battery
After main body 001 is mounted on heated gutta-percha pen, positive plate 002 is contacted with positive interconnecting piece 610.Obviously, the width of positive plate 002
Setting, the width direction of positive plate 002 refer to the radial direction of the circular end face of battery main body 001 on demand, by the way that rational width is arranged
Positive plate 002, can equally guarantee battery main body 001 according to after on heated gutta-percha pen, positive plate 002 and positive interconnecting piece
610 electrical connections.
In other embodiments, positive plate 002 can be annular, and further, positive plate 002 is set as circular ring shape, just
Pole piece 002 and battery main body 001 are coaxially disposed, and when installing battery main body 001, battery main body 001 is around its central axes rotation process
In can guarantee that positive interconnecting piece 610 is opposite with positive plate 002, in other words, positive interconnecting piece 610 is relative to positive plate
When 002 rotation, the circumference that positive 610 rotation path of interconnecting piece is formed is all fallen in the positive plate 002 of circular ring shape, battery main body
001 after the installation is completed, and positive interconnecting piece 610 can be bonded with 002 perfection of positive plate.
In other embodiments, positive plate 002 can be circular piece, and positive plate 002 and battery main body 001 are coaxially disposed,
When positive interconnecting piece 610 is rotated relative to positive plate 002, the circumference that positive 610 rotation path of interconnecting piece is formed all falls within circle
Positive plate 002 in, battery main body 001 after the installation is completed, positive interconnecting piece 610 can with positive plate 002 is perfect be bonded.
Obviously, positive plate 002 can not be circular piece, can be square plate or triangular piece etc..
In the present embodiment, optionally, negative electrode tab 003 can be bar shaped, and further, negative electrode tab 003 is circular arc item, cathode
The length direction of piece 003 extends along the circumferencial direction of battery main body 001, and the length of negative electrode tab 003 is arranged on demand, guarantees battery
After main body 001 is mounted on heated gutta-percha pen, negative electrode tab 003 is contacted with cathode interconnecting piece 620.Obviously, the width of negative electrode tab 003
Setting, the width direction of negative electrode tab 003 refer to the radial direction of the circular end face of battery main body 001 on demand, by the way that rational width is arranged
Negative electrode tab 003, can equally guarantee battery main body 001 according to after on heated gutta-percha pen, negative electrode tab 003 and cathode interconnecting piece
620 electrical connections.Further, negative electrode tab 003 is located at the outside of positive plate 002.
In other embodiments, negative electrode tab 003 can be annular, and further, negative electrode tab 003 is set as circular ring shape, bear
Pole piece 003 and battery main body 001 are coaxially disposed, and when installing battery main body 001, battery main body 001 is around its central axes rotation process
In can guarantee that cathode interconnecting piece 620 and negative electrode tab 003 are opposite, in other words, cathode interconnecting piece 620 is relative to negative electrode tab
When 003 rotation, the circumference that 620 rotation path of cathode interconnecting piece is formed is all fallen in the negative electrode tab 003 of circular ring shape, battery main body
001 after the installation is completed, and cathode interconnecting piece 620 can be bonded with 003 perfection of negative electrode tab.Further, negative electrode tab 003 is around anode
Piece 002 is arranged, and is formed with gap between negative electrode tab 003 and positive plate 002, insulating layer 005 is provided in the gap.
Rechargeable battery 01 provided in this embodiment, battery main body 001 are cylinder, and one end of battery main body 001 passes through
Circuit board is equipped with positive plate 002 and negative electrode tab 003, and positive plate 002 is circle, and negative electrode tab 003 is circular ring shape, positive plate 002,
Negative electrode tab 003 and battery main body 001 are coaxially disposed, and negative electrode tab 003 is looped around outside positive plate 002.Battery main body 001 it is another
End is equipped with protection circuit plate 004.
Embodiment 2
Please refer to Fig. 2-Fig. 6, present embodiments provide a kind of heated gutta-percha pen, including host 006, handle 007 and on
State the rechargeable battery 01 that embodiment 1 is mentioned.Main circuit board 600 is installed in host 006, is provided with just on main circuit board 600
Pole interconnecting piece 610 and cathode interconnecting piece 620；Handle 007 is cylindrical shape, and one end face of handle 007 has mounting groove 700,
The other end of handle 007 is provided with jack, and attachment base 710 is equipped in jack, and battery main body 001 is plugged on mounting groove 700
It is interior, and protection circuit plate 004 is connected on attachment base 710, handle 007 is screwed on host 006, and positive plate 002 and anode are even
Socket part 610 is electrically connected, and negative electrode tab 003 is electrically connected with cathode interconnecting piece 620.Specifically, being provided with conduction in protection circuit plate 004
Interface 400, conductive sheet 711 is arranged on attachment base 710, and conductive sheet 711 is plugged in conductive interface 400, is arranged on attachment base 710
There is charging interface 712.When rechargeable battery 01 in heated gutta-percha pen needs to charge, handle 007 is inserted in charging socket 02
On, the conductive plug 021 on charging socket 02 is inserted into charging interface 712.
Since protection circuit plate 004 needs to be engaged by clamping with attachment base 710, rotational handle 007 makes handle 007 and host
006 when being spirally connected fixed, and rechargeable battery 01 rotates simultaneously with handle 007, and traditional rechargeable battery 01 passes through power supply line and master
Main circuit board 600 on machine 006 connects, and when rechargeable battery 01 is rotated relative to host 006, power supply line will appear winding, beat
The case where knot even fractures, safety in utilization is poor, easy to damage, and use cost is high.And rechargeable battery 01 provided in this embodiment,
Battery main body 001 is connect with main circuit board 600 using contact, is eliminated power supply line, is improved drawbacks described above.Meanwhile anode
Piece 002 is circle, and negative electrode tab 003 is circular ring shape, can guarantee battery main body 001 according to after the completion, positive interconnecting piece 610 with just
Pole piece 002 contacts, and negative electrode tab 003 is contacted with cathode interconnecting piece 620.
Referring to Fig. 3, optional, positive interconnecting piece 610 includes two the first electroconductive elastic sheets, and two the first electroconductive elastic sheets are equal
It is mounted on main circuit board 600.Cathode interconnecting piece 620 includes two the second electroconductive elastic sheets, and two the second electroconductive elastic sheets are respectively mounted
On main circuit board 600, and two the first electroconductive elastic sheets are located between two the second electroconductive elastic sheets.First electroconductive elastic sheet and second
Electroconductive elastic sheet has certain elastic deformation ability, enhances the contact reliability of positive interconnecting piece 610 and positive plate 002, with
And enhance the contact reliability of cathode interconnecting piece 620 Yu negative electrode tab 003.
Obviously, the quantity of the first electroconductive elastic sheet is not limited to two, is arranged on demand, and the quantity of the second electroconductive elastic sheet is unlimited
In two, it is arranged on demand.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of rechargeable battery, which is characterized in that described including battery main body, positive plate, negative electrode tab and protection circuit plate
Protection circuit plate is mounted on one end of the battery main body, and the protection circuit plate is electrically connected with the battery main body；It is described just
Pole piece and the negative electrode tab are installed in the other end of the battery main body, and the positive plate and the negative electrode tab are mutually indepedent
And it is electrically connected with the battery main body.
2. rechargeable battery according to claim 1, which is characterized in that the positive plate is bar shaped, the positive plate
Circumferentially extending of the length direction along the battery main body.
3. rechargeable battery according to claim 1, which is characterized in that the positive plate be annular, the positive plate with
The battery main body coaxial arrangement.
4. rechargeable battery according to claim 1, which is characterized in that the negative electrode tab is bar shaped, the negative electrode tab
Circumferentially extending of the length direction along the battery main body.
5. rechargeable battery according to claim 1, which is characterized in that the negative electrode tab be annular, the negative electrode tab with
The battery main body coaxial arrangement.
6. rechargeable battery according to claim 1, which is characterized in that the positive plate is circular piece, the negative electrode tab
For annular, the positive plate and the negative electrode tab are coaxially disposed with the battery main body, and the negative electrode tab is around described
Positive plate setting, has annular gap between the positive plate and the negative electrode tab.
7. rechargeable battery according to claim 6, which is characterized in that be provided with insulating layer in the annular gap.
8. a kind of heated gutta-percha pen, which is characterized in that including host, handle and according to claim 1 described in any one of -7
Rechargeable battery, main circuit board is installed in the host, positive interconnecting piece and cathode are provided on the main circuit board
Interconnecting piece；The handle has mounting groove, and handle end corresponding with the slot bottom of the mounting groove is provided with jack, described
Battery main body is plugged in the mounting groove, and the protection circuit plate is connected in the jack, and the handle is screwed onto institute
It states on host, the positive plate is electrically connected with the positive interconnecting piece, and the negative electrode tab is electrically connected with the cathode interconnecting piece.
9. heated gutta-percha pen according to claim 8, which is characterized in that the anode interconnecting piece includes two first conductive
Elastic slice, described two first electroconductive elastic sheets are installed on the main circuit board.
10. heated gutta-percha pen according to claim 9, which is characterized in that the cathode interconnecting piece, which includes two second, leads
Electric elastic slice, described two second electroconductive elastic sheets are installed on the main circuit board, and described two first electroconductive elastic sheets are located at
Between two second electroconductive elastic sheets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266458.8U CN209298270U (en) | 2018-12-29 | 2018-12-29 | Rechargeable battery and heated gutta-percha pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266458.8U CN209298270U (en) | 2018-12-29 | 2018-12-29 | Rechargeable battery and heated gutta-percha pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209298270U true CN209298270U (en) | 2019-08-23 |
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ID=67650080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822266458.8U Active CN209298270U (en) | 2018-12-29 | 2018-12-29 | Rechargeable battery and heated gutta-percha pen |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109560318A (en) * | 2018-12-29 | 2019-04-02 | 桂林市啄木鸟医疗器械有限公司 | Rechargeable battery and heated gutta-percha pen |
-
2018
- 2018-12-29 CN CN201822266458.8U patent/CN209298270U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109560318A (en) * | 2018-12-29 | 2019-04-02 | 桂林市啄木鸟医疗器械有限公司 | Rechargeable battery and heated gutta-percha pen |
| CN109560318B (en) * | 2018-12-29 | 2024-01-26 | 桂林市啄木鸟医疗器械有限公司 | Rechargeable battery and hot-melt gutta-percha pen |
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