CN210690921U - Reed for prism driving device - Google Patents
Reed for prism driving device Download PDFInfo
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- CN210690921U CN210690921U CN201921915949.9U CN201921915949U CN210690921U CN 210690921 U CN210690921 U CN 210690921U CN 201921915949 U CN201921915949 U CN 201921915949U CN 210690921 U CN210690921 U CN 210690921U
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Abstract
The utility model discloses a reed for prism drive arrangement. The reed consists of a first part and a second part which are connected with each other, wherein the first part is fixed on a carrier, the second part is fixed on a base, the upper end of the first part is provided with a first upper end fixing part, the lower end of the first part is provided with a first lower end fixing part, and the first upper end fixing part and the first lower end fixing part are connected through a bent first elastic strip. The utility model discloses an utilize the reed to guarantee to reset to and inject the motion range, reduce part quantity and simplify technology.
Description
Technical Field
The utility model relates to an optical image equipment technical field, concretely relates to reed for prism drive arrangement.
Background
With the development of technology, many electronic devices (such as smart phones or digital cameras) have a function of taking pictures or recording videos. The use of these electronic devices is becoming more common and the design direction of these electronic devices is being developed to be more convenient and thinner to provide more choices for users. Spring prism motor is more and more receiving consumer and complete machine manufacturer's favor as comparatively advanced device in the market, however, spring prism motor on the existing market is the unipolar rotation, relates to the part too much, and the mounting process is complicated, and the equipment is difficult the yields low, and the reliability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reed for prism drive arrangement to solve the problem that exists among the above-mentioned prior art.
In order to solve the above problem, according to an aspect of the present invention, there is provided a reed for a prism driving device, the reed comprising a first portion and a second portion connected to each other, the first portion being fixed on a carrier, the second portion being fixed on a base, wherein an upper end of the first portion is provided with a first upper end fixing portion, a lower end of the first portion is provided with a first lower end fixing portion, the first upper end fixing portion and the first lower end fixing portion being connected by a bent first elastic strip.
In one embodiment, the prism driving device comprises a carrier, a base, a circuit board and the spring, wherein the carrier is used for carrying a prism and is rotatably connected with the base through the spring, the circuit board is installed on the base and is provided with a bottom coil and a side coil, the bottom of the carrier is provided with a bottom magnet corresponding to the bottom coil, the side of the carrier is provided with a side magnet corresponding to the side coil, the bottom coil is matched with the bottom magnet, and the side coil is matched with the side magnet so as to drive the carrier to rotate relative to the base around two mutually perpendicular axes.
In one embodiment, an M-shaped bending portion of the upper case letter "M" shape is formed at the middle of the bent first elastic strip, and an n-shaped bending portion of the lower case letter "n" shape is formed at the two ends, and the directions of the n-shaped bending portions at the two ends and the M-shaped bending portion at the middle are opposite.
In one embodiment, a second upper end fixing portion is disposed at an upper end of the second portion, a second lower end fixing portion is disposed at a lower end of the second portion, the second upper end fixing portion and the second lower end fixing portion are connected by a bent second elastic strip, an m-shaped bending portion bent into a lower letter "m" shape is formed at a middle portion of the second elastic strip of the second portion, n-shaped bending portions bent into a lower letter "n" shape are formed at two ends of the second elastic strip, and directions of the n-shaped bending portions at the two ends are opposite to those of the m-shaped bending portion in the middle.
In one embodiment, the M-fold of the first portion and the M-fold of the second portion of the spring are oppositely disposed and connected in the middle by a connecting portion, such that the connecting portion constitutes a portion of the M-fold and a portion of the M-fold, respectively.
In one embodiment, the upper end fixing portion and the lower end fixing portion of the first portion are respectively provided with a carrier coupling hole through which the first portion is fixedly coupled to the carrier.
In one embodiment, the upper end fixing portion and the lower end fixing portion of the second portion are respectively provided with a base connecting hole, and are fixedly connected with the base through the base connecting holes.
In one embodiment, the upper end fixing portion and the lower end fixing portion of the first portion are connected to a bottom of the n-shaped bent portion of the upper end of the first portion and a bottom of the n-shaped bent portion of the lower end of the first portion, respectively.
In one embodiment, an upper end fixing portion and a lower end fixing portion of the second portion are connected to a side of the n-folded portion at an upper end of the second portion and a side of the n-folded portion at a lower end of the second portion, respectively.
In one embodiment, the first portion and the second portion are located on the same plane.
In one embodiment, the spring is disposed perpendicular to the bottom of the base.
In one embodiment, the carrier comprises a main body, the middle of the main body is provided with a groove for matching with the prism, and two sides of the main body are provided with reed installation parts which are arranged perpendicular to the bottom of the base.
In one embodiment, the spring mounting portion is integrally formed to protrude from both sides of the body to both sides, and has an upper protrusion portion at an upper portion and a lower protrusion portion at a lower portion, which are fixedly coupled to an upper portion and a lower portion of the carrier coupling portion of the spring, respectively.
In one embodiment, the rear side of the main body is provided with a first side magnet mounting groove and a second side magnet mounting groove, the first side magnet mounting groove and the second side magnet mounting groove are respectively located at both ends of the rear surface of the main body, and the lower surface of the main body is provided with a bottom magnet mounting groove, and the prism driving device further comprises a magnet group, the magnet group comprises two side magnets and a bottom magnet, the two side magnets are respectively mounted in the first side magnet mounting groove and the second side magnet mounting groove of the carrier, and the bottom magnet is mounted in the bottom magnet mounting groove of the carrier.
In one embodiment, the groove is formed with a baffle on each side, which encloses from both sides the prism mounted in the groove.
In one embodiment, the top of the baffle is also provided with an avoiding groove so as to be convenient for taking the prism out of or putting the prism into the groove.
In one embodiment, a lower protrusion protruding downward is formed in front of the bottom of the main body to mate with the bottom carrier escape slot on the base.
In one embodiment, the base includes a bottom portion and a rear portion, a bottom coil avoiding groove is provided in a middle portion of the bottom portion to cooperate with a bottom coil on the circuit board, and a side coil avoiding groove is formed in the rear portion to cooperate with a side coil on the circuit board.
In one embodiment, the front of the bottom is provided with a carrier escape slot.
In one embodiment, a carrier introduction groove is provided above the side coil avoidance groove.
In one embodiment, the rear portion further has integral forwardly extending base spring mounts at each end, the base spring mounts having bases attached to and integrally formed with the base.
In one embodiment, the upper and lower ends of the front surface of the spring mounting portion are respectively formed with a spring upper end fixing projection and a spring lower end fixing projection, which are located on the same vertical surface so as to be perpendicular to the spring and the bottom of the base when the spring is mounted on the base.
In one embodiment, the circuit board comprises a vertical part and a horizontal part, wherein a first side coil and a second side coil are respectively arranged at two ends of the inner surface of the vertical part, the first side coil and the second side coil are respectively matched with side magnets arranged on the side part of the carrier and form an electromagnetic induction driving carrier with the side magnets to rotate around a Y axis when being electrified, a bottom coil is arranged on the upper surface of the horizontal part, the bottom coil is matched with a bottom magnet arranged at the bottom of the carrier and form an electromagnetic induction driving carrier with the bottom magnet to rotate around an X axis when being electrified, and the X axis and the Y axis are positioned on a plane parallel to the rear part of the base and are perpendicular to each other.
In one embodiment, a sensor is provided inside the bottom coil that cooperates with the bottom magnet to detect the position of the carrier bottom magnet.
In one embodiment, the bottom magnet of the carrier is provided with a patch, and the rear part of the circuit board, namely the surface of the side coil, is provided with a patch, and the area of the patch is larger than the area of the two side coils, so that the two side coils can be covered.
According to another aspect of the present invention, there is provided a prism assembly, the prism assembly comprising a prism and the prism driving device.
The utility model discloses in, the upper end and the lower extreme of reed are located same vertical plane, and the bottom of reed perpendicular to base is arranged promptly, and the both sides of the recess of carrier form complete baffle simultaneously to realize better protection effect and stronger stability to the prism.
In addition, because the reed is vertically installed at 90 degrees, the reed can be laid flat by laterally placing the whole prism driving device, the manufacture and the processing are convenient, the shell can cover most parts of the carrier, the closed installation with the base is easy, and the whole reliability is stronger.
Drawings
Fig. 1 is a perspective view of a prism driving device according to an embodiment of the present invention.
Fig. 2 is a perspective view of a carrier of the prism drive apparatus of fig. 1.
Fig. 3 is a rear view of a carrier of the prism drive apparatus of fig. 1.
Fig. 4 is a bottom view of the carrier of the prism drive apparatus of fig. 1.
Fig. 5 is a perspective view of a base of the prism drive apparatus of fig. 1.
Fig. 6 is a perspective view of a reed of the prism drive apparatus of fig. 1.
Figure 7 is a perspective view of an assembly of the base, spring and carrier assembled together.
Fig. 8 is a front view of fig. 7.
Fig. 9 is a perspective view of a circuit board of the prism driving device of fig. 1.
Fig. 10 is a cross-sectional view of a prism drive apparatus according to an embodiment of the present invention.
Fig. 11 is another cross-sectional view of a prism driver according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the invention.
In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.
Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In the following description, for the sake of clarity, the structure and operation of the present invention will be described with the aid of directional terms, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be understood as words of convenience and not as words of limitation.
The utility model discloses a prism drive arrangement generally, including carrier, base, reed and circuit board, the carrier is used for bearing the weight of the prism and through reed and base rotatable coupling, and the circuit board is installed on the base and is equipped with bottom coil and lateral part coil, and the bottom of carrier is equipped with the bottom magnet that corresponds with the bottom coil, and the lateral part of carrier is equipped with the lateral part magnet that corresponds with the lateral part coil, thereby bottom coil and bottom magnet cooperation and lateral part coil and lateral part magnet cooperation drive carrier encircle two axes of mutually perpendicular for the base is rotatory. The utility model discloses a prism drive arrangement carries out the biax rotation through the carrier around the base for TELE motor in the periscope module only need drive AF (automatic focusing) direction, thereby can reduce the cost of periscope module. Furthermore, the spring is arranged perpendicular to the bottom of the seat to stabilize the carrier. Because the reed becomes 90 degrees and erects, can put the reed flatly through putting whole drive arrangement on one's side, the preparation processing of being convenient for to can adopt and cover holistic most shell, make shell and base closed installation easy and whole reliability stronger. The following description will explain embodiments of the present invention with reference to the drawings.
Fig. 1 is a perspective view of a prism drive device 100. As shown in fig. 1, the prism driving apparatus 100 includes a prism 10, a pair of springs 20, a carrier 30, a base 40, a housing 50, a circuit board 60, a patch 70, and an electromagnet group 80. The prism 10 is installed in the carrier 30, the carrier 30 is installed on the base 40, and a pair of springs 20 are respectively connected to left and right sides of the carrier 30, wherein one part of each spring 20 is connected to the carrier 30, and the other part is connected to the base 40, thereby movably connecting the carrier 30 with the base 40.
Fig. 2 is a perspective view of the carrier 30, fig. 3 is a rear view of the carrier 30, and fig. 4 is a bottom view of the carrier 30. as shown in fig. 2 to 4, the carrier 30 includes a carrier body 31, the upper and front surfaces of the body 31 are provided with grooves 32, and the bottoms of the grooves 32 are formed with a slope 321, so that the cross-section of the grooves 32 is formed in a triangular shape as a whole to cooperate with the prism 20 such that the prism 20 is formed in a rectangular configuration as a whole when mounted in the grooves 32. The light enters from the upper surface of the prism 20 and exits the prism 20 from the front surface after passing through the prism 20. A recess 322 is formed on the inclined surface 321 at the bottom of the groove 32, and an adhesive may be placed in the recess 322 to be coupled with the prism 20, for example.
With continued reference to fig. 2, the groove 32 is formed at both sides thereof with a blocking plate 361 and a blocking plate 362, the blocking plate 361 and the blocking plate 362 enclose the groove 32 from the left and right sides, and when the prism 20 is disposed in the groove 32, both sides of the prism are completely blocked by the blocking plates 361 and 362, thereby protecting the prism 20. An avoiding groove 351 and an avoiding groove 352 are respectively formed at the tops of the blocking plate 361 and the blocking plate 362 to facilitate the insertion and removal of the prism 20 into and from the groove 32. A lower projection 37 is formed at the front of the bottom of the main body 31 to project downward to be fitted into a corresponding groove on the base 40.
Fig. 5 is a perspective view of the base 40. As shown in fig. 5, the base 40 includes a bottom portion 41 and a rear portion 42, a bottom coil escape groove 411 is provided in the middle of the bottom portion 41, and a front carrier escape groove 412 of the bottom portion 41. The bottom coil-avoiding slot 411 is for mating with a bottom coil on the circuit board 60, and the bottom carrier-avoiding slot 412 mates with the lower protrusion 37 of the carrier 40. A side circuit avoiding groove 43 is formed at the rear portion 42 of the base 40 to be matched with the side coil on the circuit board, and a carrier introduction groove 44 is formed above the side circuit avoiding groove 43 to facilitate the insertion or removal of the carrier 30.
With continued reference to fig. 5, the rear portion 42 also has integral forwardly extending base spring mounting portions 45 at each end thereof, the base spring mounting portions 45 having bases attached to the base 41 of the base 40 and integrally formed with the base 41. The upper and lower ends of the front surface of the reed mounting part 45 are formed with a reed upper end fixing projection 451 and a reed lower end fixing projection 452, respectively, and the upper and lower reed fixing projections 451 and 452 are located on the same vertical surface so as to be perpendicular to the bottom of the base 40 when the reed 20 is mounted on the base 40.
To sum up, the utility model discloses a base 40 all is equipped with in bottom and lateral part and dodges the groove for place the lateral part coil and the bottom coil of circuit part. In addition, the bottom carrier avoiding groove has a certain effect of limiting the motion range of the carrier, and the carrier introducing groove is convenient for the carrier to be installed and also has a certain effect of limiting the motion range.
Figure 6 is a perspective view of the reed 20. As shown in figure 6, the spring plate 20 is integrally formed of a first portion 21 and a second portion 22 connected to each other, the first portion 21 being secured to the carrier 30 and the second portion 22 being secured to the base 40. Specifically, the upper end of the first portion 21 is provided with a first upper end fixing portion 211, the lower end of the first portion 21 is provided with a first lower end fixing portion 212, and the first upper end fixing portion 211 and the first lower end fixing portion 212 are connected by a bent first elastic strip 213. Specifically, the middle of the folded first elastic strip 213 forms an M-shaped folded portion 214 folded in an upper case "M" shape, and n-shaped folded portions 215 folded in a lower case "n" shape are formed at both ends, and the directions of the n-shaped folded portions 215 at both ends are opposite to the directions of the M-shaped folded portion 214 at the middle. So arranged, rotation of the carrier 30 relative to the base 40 about mutually perpendicular X and Y axes, which are two mutually perpendicular axes lying in a plane parallel to the rear of the base 40, can be facilitated. The first upper end fixing portion 211 and the first lower end fixing portion 212 are provided with carrier coupling holes 216, and the first upper end fixing portion 211 and the first lower end fixing portion 212 are coupled to the carrier through the coupling holes 216.
With reference to fig. 6, the upper end of the second portion 22 is provided with a second upper end fixing portion 221, the lower end of the second portion 22 is provided with a second lower end fixing portion 222, and the second upper end fixing portion 221 and the second lower end fixing portion 222 are connected by a bent second elastic strip 223. Similar to the first portion, the middle portion of the second elastic strip 223 of the second portion 22 forms an m-shaped bent portion 224 bent in a shape of a lower case letter "m", both ends of the second elastic strip 223 form n-shaped bent portions 225 bent in a shape of a lower case letter "n", and the n-shaped bent portions 225 at both ends are opposite to the m-shaped bent portion 224 at the middle. The first upper end fixing portion 221 and the second lower end fixing portion 222 of the second part 22 are provided with a base coupling hole 226, and the first upper end fixing portion 221 and the second lower end fixing portion 222 of the second part 22 are coupled to the base through the coupling hole 226.
With continued reference to figure 6, the M-fold of the first portion 21 and the M-fold of the second portion 22 of the spring 20 are oppositely disposed and connected in between by a connecting portion 23, i.e., the M-fold 214 of the first portion 21 and a portion of the M-fold 224 of the second portion 22 are the connecting portion 23, i.e., the connecting portion 23 constitutes a portion of the M-fold 224 and a portion of the M-fold 214, respectively.
Figure 7 is a perspective view of the assembly of the base 40 and the spring plate 20 and the carrier 30 assembled together,
figure 8 is a front view of figure 7, as shown in figures 7-8, with the prism 10 mounted on the carrier 30, the carrier 30 in turn mounted on the base 40, and the spring plate 20 connecting the carrier 30 and the base 40. Specifically, the first upper end fixing portion 211 of the first part 21 of the reed 20 is fixed to the upper end fixing portion 331 of the carrier 30, and the lower end fixing portion 222 of the first part 21 of the reed 20 is fixed to the lower end fixing portion 332 of the carrier 30. The upper end fixing part 221 of the second part 22 of the reed 20 is fixed to the reed upper end fixing projection 451 of the base 40, and the lower end fixing part 222 of the second part 22 of the reed 20 is fixed to the reed lower end fixing projection 452 of the base 40, so that the carrier 30 is connected to the base 40 through the reed 20. Since the first and second portions 21 and 22 of the spring 20 are connected by the connecting portion 23, when the carrier 30 is driven to rotate about the Y-axis after the side coil on the circuit board is energized, the first portion 21 of the spring 20 rotates about the second portion 22, and when the carrier 30 is driven to rotate about the X-axis after the bottom coil on the circuit board is energized, the first portion 21 of the spring 20 rotates about the connecting portion 23 while the second portion 22 is fixed on the base 40 and remains stationary, thereby enabling the carrier 30 to perform rotational movement about two axes with respect to the base 40.
In the present invention, as shown in fig. 7 and 8, the upper end and the lower end of the reed 20 are located on the same vertical plane, that is, the reed 20 is disposed perpendicular to the bottom of the base 40, and the two sides of the groove 31 of the carrier 30 form a complete baffle, thereby realizing better protection effect and stronger stability for the prism 10. Furthermore, since the springs are mounted upright at 90 degrees, the springs 20 can be laid flat by laying the entire prism drive on their sides, facilitating manufacturing and processing, and allowing the housing to cover a large portion of the carrier, and providing easy close mounting with the base and greater overall reliability.
Fig. 9 is a perspective view of the circuit board 60. As shown in fig. 9, the circuit board 60 includes a vertical portion 61 and a horizontal portion 62. The two ends of the inner surface of the vertical portion 61 are respectively provided with a first side coil 611 and a second side coil 612, the first side coil 611 and the second side coil 612 are respectively matched with the side magnets 81 installed at the side portion of the carrier 30, and form an electromagnetic induction with the side magnets when the power is supplied to drive the carrier 30 to rotate around the Y axis. The upper surface of the horizontal portion 62 is provided with a bottom coil 621, the bottom coil 621 cooperates with a bottom magnet 82 arranged at the bottom of the carrier 30 and forms an electromagnetic induction with the bottom magnet upon energization to drive the carrier 30 to rotate about the X-axis.
In one embodiment, as shown in fig. 9, a sensor 622 may be disposed inside the bottom coil 621 so that the position of the bottom magnet of the carrier, and thus the carrier 30, is detected by the sensor 622.
Fig. 10 is a sectional view of a prism driving apparatus 100 according to an embodiment of the present invention, and fig. 11 is another sectional view of the prism driving apparatus 100 according to an embodiment of the present invention. As shown in fig. 10 to 11 in conjunction with fig. 9, the magnet assembly 80 includes two side magnets 81 and one bottom magnet 82, the two side magnets 81 are respectively mounted in the first and second side magnet mounting grooves 341 and 342 of the carrier 30, and the bottom magnet 82 is mounted in the bottom magnet mounting groove 343 of the carrier 30. The side magnet 81 corresponds to the side coil 611 on the circuit board 60 on the same side, the bottom magnet 82 corresponds to the bottom coil 622 of the circuit board 60, and the sensor 622 is located directly below the bottom magnet 82. When the first side coil 621 and the second side coil 622 are energized, the first side coil 621 and the first side magnet 341 attract each other, and the second side coil 622 and the second side magnet 342 repel each other, so that the cutaway carrier 30 rotates about the Y axis with respect to the base 40. When the bottom coil is powered on, the carrier 30 is forced to rotate around the X axis relative to the base 40, so that the two-axis rotation of the carrier relative to the base is realized, and when the carrier is matched with other periscopic lens driving devices, better optical anti-shake and automatic focusing effects can be realized.
In one embodiment, the bottom magnet 82 of the carrier 30 is provided with a patch, and the patch 70 is provided on the rear of the circuit board, i.e., on the surface of the side coil, the patch 70 having an area larger than the two side coils 611 and 612 so as to cover the two side coils 611 and 612.
To sum up, the utility model discloses an utilize two reeds to guarantee to reset to and inject motion range, reduce part quantity and simplify technology.
The preferred embodiments of the present invention have been described in detail, but it should be understood that various changes and modifications can be made by those skilled in the art after reading the above teaching of the present invention. Such equivalents are intended to fall within the scope of the claims appended hereto.
Claims (10)
1. The reed is characterized by consisting of a first part and a second part which are connected with each other, the first part is fixed on a carrier of the prism driving device, the second part is fixed on a base of the prism driving device, a first upper end fixing part is arranged at the upper end of the first part, a first lower end fixing part is arranged at the lower end of the first part, and the first upper end fixing part and the first lower end fixing part are connected through a bent first elastic strip.
2. A spring according to claim 1, wherein said folded first resilient strip has an M-shaped folded portion folded in an upper case "M" shape formed in a middle portion thereof and an n-shaped folded portion folded in a lower case "n" shape formed at both ends thereof, and wherein said n-shaped folded portions at both ends are opposite to said M-shaped folded portion at the middle portion.
3. The spring according to claim 1, wherein the second portion has a second upper end fixing portion at an upper end thereof, and a second lower end fixing portion at a lower end thereof, the second upper end fixing portion and the second lower end fixing portion being connected by a bent second elastic strip, wherein an m-shaped bent portion bent into a lower case letter "m" is formed at a middle portion of the second elastic strip, n-shaped bent portions bent into a lower case letter "n" are formed at both ends of the second elastic strip, and directions of the n-shaped bent portions at both ends are opposite to those of the m-shaped bent portion at the middle portion.
4. A spring according to claim 1, wherein the M-fold of the first portion and the M-fold of the second portion of the spring are oppositely disposed and connected in the middle by a connecting portion, such that the connecting portion constitutes a part of the M-fold and a part of the M-fold, respectively.
5. A reed according to claim 1, wherein the upper end fixing portion and the lower end fixing portion of the first part are respectively provided with a carrier attachment hole through which the carrier is fixedly attached.
6. A spring plate according to claim 1, wherein the upper end fixing portion and the lower end fixing portion of the second portion are respectively provided with a base coupling hole through which the second portion is fixedly coupled to the base.
7. A spring according to claim 2, wherein the upper end fixing portion and the lower end fixing portion of the first part are connected to the bottom of the n-folded portion at the upper end of the first part and the bottom of the n-folded portion at the lower end of the first part, respectively.
8. A spring according to claim 3, wherein the upper end fixing portion and the lower end fixing portion of the second part are connected to the side of the n-folded portion at the upper end of the second part and the side of the n-folded portion at the lower end of the second part, respectively.
9. The reed of claim 1, wherein the first portion and the second portion are located on the same plane.
10. The reed of claim 1, wherein the reed is disposed perpendicular to the bottom of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915949.9U CN210690921U (en) | 2019-11-07 | 2019-11-07 | Reed for prism driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915949.9U CN210690921U (en) | 2019-11-07 | 2019-11-07 | Reed for prism driving device |
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| Publication Number | Publication Date |
|---|---|
| CN210690921U true CN210690921U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921915949.9U Active CN210690921U (en) | 2019-11-07 | 2019-11-07 | Reed for prism driving device |
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| CN (1) | CN210690921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116614692A (en) * | 2023-04-10 | 2023-08-18 | 包头江馨微电机科技有限公司 | Reed assembly and SMA prism motor |
-
2019
- 2019-11-07 CN CN201921915949.9U patent/CN210690921U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116614692A (en) * | 2023-04-10 | 2023-08-18 | 包头江馨微电机科技有限公司 | Reed assembly and SMA prism motor |
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