CN202839183U - Rotary type variable resistor - Google Patents
Rotary type variable resistor Download PDFInfo
- Publication number
- CN202839183U CN202839183U CN201220492766.2U CN201220492766U CN202839183U CN 202839183 U CN202839183 U CN 202839183U CN 201220492766 U CN201220492766 U CN 201220492766U CN 202839183 U CN202839183 U CN 202839183U
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- conductive paint
- ring
- variable resistor
- conducting terminal
- rotary variable
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Abstract
The utility model relates to a rotary type variable resistor, which comprises an insulation base, an insulation base plate, two first conductive terminals, a second conductive terminal, a resistance adjustment component and an upper cover, wherein the insulation base plate comprises a base plate body, two riveting holes, a first annular conductive paint, a C-shaped conductive paint, a second annular conductive paint and a conductive penetration hole; the riveting holes are formed in two sides of the base plate body; the first or second annular conductive paint is arranged on two surfaces of the base plate body; the C-shaped conductive paint is arranged outside the first annular conductive paint; two ends of the C-shaped conductive paint extend to the two riveting holes; the conductive penetration hole penetrates through the first or second annular conductive paint, so that the first annular conductive paint is coupled to the second annular conductive paint; the first conductive terminals are pressed against two ends of the C-shaped conductive paint; the second conductive terminal is pressed against the second annular conductive paint; and the resistance adjustment component is coupled to the first annular conductive paint and the C-shaped conductive paint.
Description
Technical field
The utility model is about a kind of rotary variable resistor, refers to especially a kind of printed on both sides that utilizes insulated substrate, so that conducting terminal is clamped the rotary variable resistor of fixed insulation substrate.
Background technology
In daily life, in order to satisfy people's all needs in life, often need some electronic installations or electromechanical integration device under various states, to operate.Particularly for the electromechanical integration device, it is comprised of mechanical structure and control circuit, in order to control the motion state of mechanical structure, tends to carry out to the electrical parameter of control circuit necessary adjustment and control.
In these electrical parameters, the most normal to be adjusted with the effector be exactly voltage and electric current, wherein, for adjustment and the control of voltage, normally utilizes the resistance in the circuit is carried out necessary adjustment, reaches so as to the technological means of utilizing dividing potential drop and decompression.In the situation that the demand to resistance adjustment and control increases day by day, various variable resistances are just taken advantage of a situation widely used.For example the control of the anglec of rotation of chip for rear-view mirror of car is exactly to utilize variable resistance to come the adjusting resistance value, adjusts according to this corresponding output voltage and comes CD-ROM drive motor, then comes the anglec of rotation of left and right sides Back mirror is controlled via motor and transmission mechanism.
Putting before this, inventor of the present utility model enumerates especially a kind of common rotary variable resistor and is illustrated.See also Fig. 1 to Fig. 3, Fig. 1 is presented in the existing known rotary variable resistor, and the first conducting terminal and the second conducting terminal are embedded in the schematic perspective view of insulated substrate; Fig. 2 is presented in the existing known rotary variable resistor, the connection relationship schematic perspective view between printing carbon lacquer and the first conducting terminal and the second conducting terminal; Fig. 3 shows the schematic perspective view that has known rotary variable resistor now.As shown in Figure 1, in existing known techniques, at first be to utilize the mode that penetrates in the mould to be embedded among the insulating base PA1 one first conducting terminal PA2, the second conducting terminal PA3 and the 3rd conducting terminal PA4.The first conducting terminal PA2 has contact site PA21 and linking part PA22, and contact site PA21 is linked to linking part PA22 one-body moldedly.The second conducting terminal PA3 has contact site PA31 and linking part PA32, and contact site PA31 is linked to linking part PA32 one-body moldedly.The 3rd conducting terminal PA4 has contact site PA41 and linking part PA42, and contact site PA41 is linked to linking part PA42 one-body moldedly.Wherein, linking part PA22, PA32 and PA42 are exposed to the surface of insulating base PA1.
As shown in Figure 2, the first conductive carbon lacquer PA5 and the second conductive carbon lacquer PA6 are arranged at the surface of insulating base PA1, and the first conductive carbon coats with lacquer the linking part PA42 that PA5 is covered in the 3rd conducting terminal PA4, so as to being electrically connected at the 3rd conducting terminal PA4.And the second conductive carbon lacquer PA6 is arranged at the surface of insulating base PA1, and the two ends of the second conductive carbon lacquer PA6 are covered in respectively linking part PA22 and linking part PA32, is electrically connected at the second conducting terminal PA3 so as to making the first conducting terminal PA2.
Such as Fig. 2 and shown in Figure 3, rotary variable resistor PA100 comprises insulating base PA1, the first conducting terminal PA2, the second conducting terminal PA3, the 3rd conducting terminal PA4, the first conductive carbon lacquer PA5, the second conductive carbon lacquer PA6, resistance adjustment assembly PA7 and loam cake PA8.And loam cake PA8 is sticked in insulating base PA1, and resistance is adjusted assembly PA7 and is arranged at rotationally between insulating base PA1 and the loam cake PA8, rotates the resistance value of adjusting between the first conducting terminal PA2, the second conducting terminal PA3 and the 3rd conducting terminal PA4 so as to utilizing.
Believe such as in affiliated technical field, to have and usually know the knowledgeable, after the existing known techniques of more than reading, putting down in writing, should be understood that the above-mentioned ubiquitous problem of existing known techniques.Wherein, electrically connect between the first conductive carbon lacquer PA5 and the 3rd conducting terminal PA4 only is dependent on the part that the first conductive carbon lacquer PA5 covers linking part PA42, and the electrically connect between the second conductive carbon lacquer PA6 and the first conducting terminal PA2 and the second conducting terminal PA3 also is only to be dependent on the part that the second conductive carbon lacquer PA6 covers linking part PA22, PA32, therefore be subject to external force and when making the conductive carbon lacquer separation that covers, this rotary variable resistor PA100 namely can lose efficacy as the first conducting terminal PA2, the second conducting terminal PA3 or the 3rd conducting terminal PA4.
In addition, because existing known rotary variable resistor PA100 needs first the first conducting terminal PA2, the second conducting terminal PA3 and the 3rd conducting terminal PA4 to be embedded in the insulating base PA1 to penetrate in the mould, could print the first conductive carbon lacquer PA5 and the second conductive carbon lacquer PA6, therefore the processing procedure of whole rotary variable resistor PA100 is restricted, needs consistent manufacturing process just can finish.
Summary of the invention
Technical problem and purpose that the utility model institute wish solves:
Because in existing known techniques, because structural restriction, ubiquity is owing to the impact that the mode of connection between conducting terminal and the conductive carbon lacquer is subject to external force easily causes the conductive carbon lacquer to produce the problem of loose contact, and then whole rotary variable resistor was lost efficacy; And, because the conductive carbon lacquer needs just can print after terminal is embedded in insulating base, therefore make the manufacture of whole rotary variable resistor limited, only can produce in the mode of one continuous line.Edge this, main purpose of the present utility model is to provide a kind of new rotary variable resistor, it is to be respectively equipped with the first ring-like conductive paint and the second ring-like conductive paint on the two sides of insulated substrate, then offer the conduction perforation that runs through the first ring-like conductive paint and the second ring-like conductive paint, make the first ring-like conductive paint be electrically connected at the second ring-like conductive paint, and the first conducting terminal and the second conducting terminal are arranged the two sides of insulated substrate, so as to making between the first conducting terminal and the C type conductive paint, and the electrically connect between the second conducting terminal and the second ring-like conductive paint is more firm.
The technological means that the utility model is dealt with problems:
The utility model is for solving the problem of existing known techniques, the necessary technology means that adopt provide a kind of rotary variable resistor, comprise: insulator foot, insulated substrate, two the first conducting terminals, the second conducting terminal, resistance are adjusted assembly and loam cake.
Insulator foot has accommodation space.Insulated substrate is embedded in the insulator foot, and comprises substrate body, two rivet holes, the first ring-like conductive paint, C type conductive paint, the second ring-like conductive paint and conduction perforation.Substrate body has the first surface that is oppositely arranged and second, and first surface is exposed to accommodation space.Two rivet holes relatively are opened in the both sides of substrate body.The first ring-like conductive paint is arranged at first surface.C type conductive paint is that the compartment of terrain is arranged at the first ring-like conductive paint outside, and the two ends of C type conductive paint extend to respectively two rivet holes.The second ring-like conductive paint is arranged at second.The conduction perforation is opened in substrate body, and runs through the first ring-like conductive paint and the second ring-like conductive paint, is electrically connected at the second ring-like conductive paint so as to making the first ring-like conductive paint via the conduction perforation.
Two the first conducting terminals are embedded in the insulator foot, and respectively have the first holding section, and it is to be sticked in respectively two rivet holes, are connected to respectively the two ends of C type conductive paint so as to making two the first conducting terminals.The second conducting terminal is embedded in the insulator foot, and is connected to the second ring-like conductive paint.Resistance is adjusted assembly and rotatably is arranged in the accommodation space, and keeps electrical contact in the first ring-like conductive paint and C type conductive paint, so as to rotate the resistance value of adjusting between two the first conducting terminals and the second conducting terminal for the user.Loam cake is sticked in insulator foot, is limited in the accommodation space so as to resistance is adjusted assembly.
Based on the extended preferred technique means of above-mentioned necessary technology means be, substrate body more offers the hollow perforation, and the first ring-like conductive paint and the second ring-like conductive paint are surrounded on the hollow perforation, and resistance adjustment assembly is arranged in the hollow perforation rotationally.The preferably, the second conducting terminal more offers perforation, and perforation is bored a hole corresponding to hollow.
Based on the extended preferred technique means of above-mentioned necessary technology means be, the second conducting terminal has more a plurality of equally distributed salient points, and salient point is connected to the second ring-like conductive paint.
Based on the extended preferred technique means of above-mentioned necessary technology means be, more be filled with conducting metal in the conduction perforation, be electrically connected at the second ring-like conductive paint so as to making the first ring-like conductive paint.
Based on the extended preferred technique means of above-mentioned necessary technology means be, resistance is adjusted assembly and is comprised brushgear housing and brush, brushgear housing is rotatably to be arranged in the accommodation space, and brush is arranged in brushgear housing, and keeps electrical contact in the first ring-like conductive paint and C type conductive paint.The preferably, brush has more the first contact site and the second contact site that is oppositely arranged, and the first contact site is to be linked to the second contact site one-body moldedly, and the first contact site is connected to the first ring-like conductive paint, and the second contact site is connected to C type conductive paint.
Based on the extended preferred technique means of above-mentioned necessary technology means be, insulator foot stretches out at least one reference column towards loam cake, loam cake offers at least one location hole corresponding to reference column, and reference column is in order to be inserted in location hole, so as to making insulator foot and loam cake mutually positioning.
Based on the extended preferred technique means of above-mentioned necessary technology means be, insulator foot has more at least one first holding section, loam cake is provided with at least one second holding section corresponding to the first holding section, and the first holding section in order to the second holding section engage with each other fixing, so as to making insulator foot and loam cake fixed to one another.
The effect of the utility model contrast prior art:
In existing known techniques, because structural restriction when ubiquity is subject to the impact of external force when conducting terminal, makes easily the conductive carbon lacquer that is printed on the terminal coat with lacquer with the conductive carbon on being printed on insulating base and separates, and then produce the problem of loose contact; And after existing known techniques needs first terminal is embedded in insulating base, the conductive carbon lacquer print could be brushed, therefore the manufacturing process of whole rotary variable resistor is restricted, can't make respectively different element recombinants, only can make with the technique of one continuous line, and then reduce production efficiency.
In the structure of rotary variable resistor provided by the utility model, because insulated substrate is respectively equipped with the first ring-like conductive paint and the second ring-like conductive paint in the two sides, and the first ring-like conductive paint more is electrically connected at the second ring-like conductive paint by the conduction perforation, therefore resistance is adjusted assembly can be connected to by the first ring-like conductive paint the second ring-like conductive paint through conduction perforation electrically connect the second conducting terminal, and because the first holding section of the first conducting end is sticked in respectively rivet hole, therefore can make the electrical contact between the first conducting terminal and the C type conductive paint more stable.
On the other hand, because the second conducting terminal is embedded in the insulating base, and butt is positioned at the second ring-like conductive paint of second, therefore can make simultaneously resistance adjust assembly full circle swinging in insulating base, and utilize insulating base to increase the stability of the second conducting terminal butt the second ring-like conductive paint.
As mentioned above, because the first conducting terminal and the second conducting terminal are relatively clamped the fixed insulation substrate from the two sides of insulated substrate, cause loose contact so as to effectively avoiding the first conducting terminal or the second conducting terminal to be impacted.
In addition, because in rotary variable resistor of the present utility model, the first conducting terminal is fixed in insulated substrate in the mode of engaging, and then be electrically connected at C type conductive paint, and the second conducting terminal is connected to the second ring-like conductive paint, therefore the first ring-like conductive paint, the second ring-like conductive paint and C type conductive paint can directly be arranged on the insulated substrate, not need to arrange first the first conducting terminal and the second conducting terminal, effectively promote and make efficient.
The specific embodiment that the utility model adopts will be by following embodiment and graphic being further described.
Description of drawings
Fig. 1 is presented in the existing known rotary variable resistor, and the first conducting terminal and the second conducting terminal are embedded in the schematic perspective view of insulated substrate;
Fig. 2 is presented in the existing known rotary variable resistor, the connection relationship schematic perspective view between printing carbon lacquer, the first conducting terminal and the second conducting terminal;
Fig. 3 shows the schematic perspective view that has known rotary variable resistor now;
Fig. 4 shows the three-dimensional appearance schematic diagram of the rotary variable resistor of the utility model preferred embodiment;
Fig. 5 shows the perspective exploded view of the rotary variable resistor of the utility model preferred embodiment;
Fig. 6 shows the perspective exploded view at another visual angle of rotary variable resistor of the utility model preferred embodiment;
Fig. 7 shows the schematic perspective view of the first conducting terminal, the second conducting terminal and insulated substrate; And
Fig. 8 shows the perspective exploded view at the second conducting terminal and another visual angle of insulated substrate.
[main element symbol description]
The PA100 rotary variable resistor
The PA1 insulating base
PA2 the first conducting terminal
PA21, PA31, PA41 contact site
PA22, PA32, PA42 linking part
PA3 the second conducting terminal
PA4 the 3rd conducting terminal
PA5 the first conductive carbon lacquer
PA6 the second conductive carbon lacquer
PA7 resistance is adjusted assembly
The PA8 loam cake
100 rotary variable resistors
1 insulator foot
11 first holding sections
12 reference columns
2 insulated substrates
21 substrate body
211 first surfaces
212 second
The perforation of 22 hollows
23 rivet holes
24 first ring-like conductive paints
25 C type conductive paints
251 carbon lacquer sections
252 silver medal lacquer sections
26 second ring-like conductive paints
27 conduction perforation
3 first conducting terminals
31 first holding sections
32 contact sites
4 second conducting terminals
41 salient points
42,43 contact sites
44 perforation
5 resistance are adjusted assembly
51 type things
521 first contact sites
522 second contact sites
52 folding movers
6 loam cakes
61 second holding sections
62 location holes
The S accommodation space
Embodiment
Because rotary variable resistor provided by the utility model can be widely used in fixing various electronic installations or electromechanical integration device, and relevant combination execution mode is too numerous to enumerate especially, so give unnecessary details no longer one by one at this, only enumerate one of them preferred embodiment and specified.
See also Fig. 4 to Fig. 8, Fig. 4 shows the three-dimensional appearance schematic diagram of the rotary variable resistor of the utility model preferred embodiment; Fig. 5 shows the perspective exploded view of the rotary variable resistor of the utility model preferred embodiment; Fig. 6 shows the perspective exploded view at another visual angle of rotary variable resistor of the utility model preferred embodiment; Fig. 7 shows the schematic perspective view of the first conducting terminal, the second conducting terminal and insulated substrate; Fig. 8 shows the perspective exploded view at the second conducting terminal and another visual angle of insulated substrate.
As shown in the figure, a kind of rotary variable resistor 100 comprises: insulator foot 1, insulated substrate 2, two the first conducting terminals 3 (only indicating among the figure), the second conducting terminal 4, resistance are adjusted assembly 5 and loam cake 6.
Insulator foot 1 has accommodation space S, four the first holding sections 11 (only indicating among the figure) and two reference columns 12 (only indicating in Fig. 5).
The first ring-like conductive paint 24 is arranged at first surface 211, and the first ring-like conductive paint 24 is surrounded on hollow perforation 22.Wherein, the first ring-like conductive paint 24 for example is the silver lacquer that contains silver.
C type conductive paint 25 comprises the silver-colored lacquer of carbon lacquer section 251 and two section 252 (only indicating one among the figure), and carbon lacquer section 251 compartment of terrains are arranged at the first ring-like conductive paint 24 outsides, and two silver-colored lacquer sections 252 extend to respectively two rivet holes 23 from the two ends of carbon lacquer section 251.
The second ring-like conductive paint 26 is arranged at second 212, and the second ring-like conductive paint 26 is surrounded on hollow perforation 22.
The first conducting terminal 3 is embedded in the insulator foot 1, and respectively have the first holding section 31 and a contact site 32, and two the first holding sections 31 are sticked in two rivet holes 23 in the mode of riveted joint respectively, are connected to respectively the silver lacquer section 252 of C type conductive paint 25 so as to making two the first conducting terminals 3.Contact site 32 extends to outside the insulator foot 1 from the first holding section 31 one-body moldedly.Wherein, the first holding section 31 is sticked in two rivet holes 23 in the mode of riveted joint.
The second conducting terminal 4 is embedded in the insulator foot 1, and be connected to the second ring-like conductive paint 26, and the second conducting terminal 4 has more three equally distributed salient points 41 (only indicating among the figure) and two contact sites that are oppositely arranged 42,43, and salient point 41 is connected to the second ring-like conductive paint 26.Wherein, the second conducting terminal 4 by salient point 41 increase and the second ring-like conductive paint 26 between frictional force.In addition, the second conducting terminal 4 more offers perforation 44, and perforation 44 is corresponding to hollow perforation 22.
Resistance is adjusted assembly 5 and is comprised type thing 51 and folding mover 52.Type thing 51 rotatably is arranged among the accommodation space S, and is arranged in rotationally hollow perforation 22.Folding mover 52 is arranged in type thing 51, and have the first contact site 521 and the second contact site 522 that is oppositely arranged, the first contact site 521 is linked to the second contact site 522 one-body moldedly, and the first contact site 521 is connected to the first ring-like conductive paint 24, the second contact site 522 is connected to carbon lacquer section 251, keeps electrical contact in the first ring-like conductive paint 24 and C type conductive paint 25 so as to making folding mover 52.Wherein, rotatably be arranged among the accommodation space S by type thing 51, and folding mover 52 keeps electrical contact in the first ring-like conductive paint 24 and C type conductive paint 25, making resistance adjust assembly 5 rotatably is arranged in the accommodation space S, and keep electrical contact in the first ring-like conductive paint 24 and C type conductive paint 25, so as to the resistance value of adjusting between the first conducting terminal 3 and the second conducting terminal 4 for user's rotation thing 51.Need to prove that in the variable resistor field, the folding mover is the brush of contact electrode, and the type thing is to drive the object that the folding mover slides, and namely roll over mover to can be described as brush, and the type thing can be described as brushgear housing.
In sum, by the disclosed technology of the utility model, not only can make the electrically connect between conducting terminal and the conductive paint more stable, more can make insulated substrate independently make and do not need first in conjunction with conducting terminal, and then effectively promote the production efficiency of rotary variable resistor.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet be not to limit the utility model, any those skilled in the art, within not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (9)
1. a rotary variable resistor is characterized in that, comprises:
Insulator foot has accommodation space;
Insulated substrate is embedded in this insulator foot, and comprises:
Substrate body have the first surface that is oppositely arranged and second, and this first surface is exposed to this accommodation space;
Two rivet holes relatively are opened in the both sides of this substrate body;
The first ring-like conductive paint is arranged at this first surface;
C type conductive paint, compartment of terrain are arranged at this first ring-like conductive paint outside, and the two ends of this C type conductive paint extend to respectively this two rivet holes;
The second ring-like conductive paint is arranged at this second; And
The conduction perforation is opened in this substrate body, and runs through this first ring-like conductive paint and this second ring-like conductive paint, is electrically connected at this second ring-like conductive paint so as to making this first ring-like conductive paint via this conduction perforation;
Two the first conducting terminals, be embedded in this insulator foot, and respectively having the first holding section, this first holding section of these two the first conducting terminals is sticked in respectively this two rivet holes, is connected to respectively the two ends of this C type conductive paint so as to making these two first conducting terminals;
The second conducting terminal is embedded in this insulator foot, and is connected to this second ring-like conductive paint;
Resistance is adjusted assembly, rotatably is arranged in this accommodation space, and keeps electrical contact in this first ring-like conductive paint and this C type conductive paint, so as to rotate the resistance value of adjusting between these two first conducting terminals and this second conducting terminal for the user; And
Loam cake is sticked in this insulator foot, is limited in this accommodation space so as to this resistance is adjusted assembly.
2. rotary variable resistor as claimed in claim 1, it is characterized in that wherein, this substrate body more offers the hollow perforation, and this first ring-like conductive paint and this second ring-like conductive paint are surrounded on this hollow perforation, and this resistance adjustment assembly is arranged in this hollow perforation rotationally.
3. rotary variable resistor as claimed in claim 2 is characterized in that wherein, and this second conducting terminal more offers perforation, and this perforation is corresponding to this hollow perforation.
4. rotary variable resistor as claimed in claim 1 is characterized in that wherein, and this second conducting terminal has more a plurality of equally distributed salient points, and above-mentioned salient point is connected to this second ring-like conductive paint.
5. rotary variable resistor as claimed in claim 1 is characterized in that wherein, more is filled with conducting metal in this conduction perforation, is electrically connected at this second ring-like conductive paint so as to making this first ring-like conductive paint.
6. rotary variable resistor as claimed in claim 1 is characterized in that wherein, and this resistance is adjusted assembly and comprised:
Brushgear housing rotatably is arranged in this accommodation space; And
Brush is arranged in this brushgear housing, and keeps electrical contact in this first ring-like conductive paint and this C type conductive paint.
7. rotary variable resistor as claimed in claim 6, it is characterized in that wherein, this brush has more the first contact site and the second contact site that is oppositely arranged, this first contact site is to be linked to this second contact site one-body moldedly, and this first contact site is connected to this first ring-like conductive paint, and this second contact site is connected to this C type conductive paint.
8. rotary variable resistor as claimed in claim 1, it is characterized in that wherein, this insulator foot stretches out at least one reference column towards this loam cake, this loam cake offers at least one location hole corresponding to this reference column, and this reference column is in order to be inserted in this location hole, so as to making this insulator foot and this loam cake mutually positioning.
9. rotary variable resistor as claimed in claim 1, it is characterized in that wherein, this insulator foot has more at least one first holding section, this loam cake is provided with at least one second holding section corresponding to this first holding section, and this first holding section in order to this second holding section engage with each other fixing, so as to making this insulator foot and this loam cake fixed to one another.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220492766.2U CN202839183U (en) | 2012-09-21 | 2012-09-21 | Rotary type variable resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220492766.2U CN202839183U (en) | 2012-09-21 | 2012-09-21 | Rotary type variable resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202839183U true CN202839183U (en) | 2013-03-27 |
Family
ID=47950827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220492766.2U Expired - Lifetime CN202839183U (en) | 2012-09-21 | 2012-09-21 | Rotary type variable resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202839183U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI571890B (en) * | 2015-12-18 | 2017-02-21 | 台灣艾華電子工業股份有限公司 | Rotary variable resistor |
| CN109119218A (en) * | 2018-08-13 | 2019-01-01 | 深圳市网睿科技有限公司 | A kind of adjustable potentiometer |
| CN111029062A (en) * | 2019-12-28 | 2020-04-17 | 佛山市军红电子有限公司 | Stability potentiometer |
-
2012
- 2012-09-21 CN CN201220492766.2U patent/CN202839183U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI571890B (en) * | 2015-12-18 | 2017-02-21 | 台灣艾華電子工業股份有限公司 | Rotary variable resistor |
| CN109119218A (en) * | 2018-08-13 | 2019-01-01 | 深圳市网睿科技有限公司 | A kind of adjustable potentiometer |
| CN111029062A (en) * | 2019-12-28 | 2020-04-17 | 佛山市军红电子有限公司 | Stability potentiometer |
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| GR01 | Patent grant | ||
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Granted publication date: 20130327 |