CN113266635A - Internal folding hinge applied to mobile terminal - Google Patents
Internal folding hinge applied to mobile terminal Download PDFInfo
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- CN113266635A CN113266635A CN202110711517.1A CN202110711517A CN113266635A CN 113266635 A CN113266635 A CN 113266635A CN 202110711517 A CN202110711517 A CN 202110711517A CN 113266635 A CN113266635 A CN 113266635A
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- Prior art keywords
- seat
- gear
- cam
- intermediate shaft
- mobile terminal
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention relates to an internal folding hinge applied to a mobile terminal, which comprises a rotating mechanism, a synchronizing mechanism and a locking mechanism, wherein the rotating mechanism comprises a slide rail seat, a left slide block, a right slide block and a middle shell, the slide rail seat is arranged on the middle shell, the left slide block and the right slide block are both provided with sliding chutes, and the sliding chutes are arranged on the slide rail seat to generate rotary sliding motion; the synchronizing mechanism comprises a left gear seat, a right gear seat, a gear set, a left intermediate shaft and a right intermediate shaft, the left intermediate shaft penetrates through the left gear seat, the right intermediate shaft penetrates through the right gear seat, and the left intermediate shaft is connected with the right intermediate shaft through the gear set and used for generating synchronous rotation action. The internal folding hinge applied to the mobile terminal greatly simplifies the structural complexity of the hinge, can be matched with a three-section internal folding mobile terminal with any appearance, and is small in hinge space occupation ratio and simple and efficient in action mechanism.
Description
Technical Field
The invention relates to the technical field of hinges, in particular to an inner folding hinge applied to a mobile terminal.
Background
The flexible screen is a flexible screen and is referred to as a flexible OLED. Successful mass production of flexible screens is not limited to the manufacture of the new generation of high-end smart phones, but also brings profound influence to the application of wearable devices due to the characteristics of low power consumption and flexibility, wherein the folding hinges are used as common accessories of flexible screen folding devices. However, the conventional three-stage internal folding hinge structure has a large number of complex hinge actuating mechanisms, unstable structural connection, a large space occupation ratio in the mobile terminal, and a certain defect that the hinge cannot be matched with any mobile terminal appearance.
Disclosure of Invention
Therefore, it is necessary to provide an internal folding hinge applied to a mobile terminal, which has a small space occupation ratio, a simple and efficient actuating mechanism, and can satisfy the appearance of any three-segment folding mobile terminal, in order to solve the technical problem that the existing internal folding hinge structure has many and complicated hinge actuating mechanisms.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
an inner folding hinge applied to a mobile terminal comprises a rotating mechanism, a synchronizing mechanism and a locking mechanism, wherein the rotating mechanism comprises a slide rail seat, a left slide block, a right slide block and a middle shell, the slide rail seat is installed on the middle shell, the left slide block and the right slide block are both provided with sliding chutes, and the sliding chutes are installed on the slide rail seat to generate rotary sliding motion; the synchronizing mechanism comprises a left gear seat, a right gear seat, a gear set, a left intermediate shaft and a right intermediate shaft, the left intermediate shaft penetrates through the left gear seat, the right intermediate shaft penetrates through the right gear seat, and the left intermediate shaft is connected with the right intermediate shaft through the gear set and used for generating synchronous rotation action.
The internal folding hinge applied to the mobile terminal greatly simplifies the structural complexity of the hinge, can be matched with a three-section internal folding mobile terminal with any appearance, and has the advantages of small space occupation ratio of the hinge, simple and efficient action mechanism.
In one embodiment, the locking mechanism comprises a left cam seat, a right cam seat, an intermediate cam and a first elastic piece, wherein the intermediate cam is mounted on the left cam seat and the right cam seat, the left intermediate shaft penetrates through the left cam seat and the intermediate cam, and the right intermediate shaft penetrates through the right cam seat and the intermediate cam.
In one embodiment, the middle cam, the left cam seat and the right cam seat are provided with concave-convex surfaces, one end of the middle cam abuts against the left cam seat, the other end of the middle cam abuts against the right cam seat, and the first elastic piece is used for generating locking elastic force for the middle cam.
In one embodiment, the gear set comprises a left gear, a middle gear and a right gear, the left gear is mounted on the left gear seat, the right gear is mounted on the right gear seat, and the left gear is meshed with the right gear through the middle gear.
In one embodiment, the mobile terminal further comprises a screen support avoiding mechanism, wherein the screen support avoiding mechanism comprises a middle cover plate, a left side plate, a right side plate, a left rotating arm, a right rotating arm, a gasket and a second elastic piece, the left side plate is installed on the left sliding block, and the right side plate is installed on the right sliding block; the gasket includes left gasket and right gasket, left gasket is installed in left jackshaft, right gasket is installed in right jackshaft, left gasket and right gasket accessible rotate the action butt the middle apron for produce the screen and support the action.
In one embodiment, the slide rail seat, the left gear seat and the right gear seat are mounted on the middle shell, the threaded hole column of the middle cover plate is mounted in the hole grooves of the slide rail seat, the left gear seat and the right gear seat, and the second elastic piece is mounted on the threaded hole column through a fastener; the second elastic piece is used for generating elastic force on the middle cover plate so as to generate space avoiding action.
Drawings
Fig. 1 is a schematic view of an internal folding hinge applied to a mobile terminal in an unfolded state according to a preferred embodiment of the present invention;
fig. 2 is a schematic view of an inner folder hinge applied to a mobile terminal of fig. 1 in a closed state;
fig. 3 is an exploded view of an inner folding hinge applied to a mobile terminal of fig. 1;
FIG. 4 is a schematic view of the mounting of the rotating mechanism of FIG. 1;
FIG. 5 is a schematic view of the rotation mechanism, synchronization mechanism and locking mechanism of FIG. 1 in an expanded state;
FIG. 6 is a schematic view of the rotation mechanism, synchronization mechanism and locking mechanism of FIG. 1 in a closed state;
FIG. 7 is an exploded view of the rotation mechanism, synchronization mechanism and locking mechanism of FIG. 1;
FIG. 8 is an installation view of the left and right spacers of FIG. 1;
FIG. 9 is a schematic view of the screen support avoidance mechanism of FIG. 1 in an expanded state;
FIG. 10 is a schematic view of the screen support avoidance mechanism of FIG. 1 in a semi-deployed state;
fig. 11 is a schematic view of the screen support avoidance mechanism of fig. 1 in a closed state.
The reference numbers illustrate:
100. an inner folding hinge applied to a mobile terminal;
1. the sliding rail device comprises a sliding rail seat, 2, a left sliding block, 3, a right sliding block, 4, a middle shell, 5, a left gear seat, 6, a right gear seat, 7, a left middle shaft, 8, a right middle shaft, 9, a left gear, 10, a middle gear, 11, a right gear, 12, a left cam seat, 13, a right cam seat, 14, a middle cam, 15, a first elastic piece, 16, a middle cover plate, 17, a left side plate, 18, a right side plate, 19, a left rotating arm, 20, a right rotating arm, 21, a second elastic piece, 22, a left gasket, 23, a right gasket, 24, a left connecting plate, 25 and a right connecting plate.
Detailed Description
In order that the invention may be more fully understood, reference will now be made to the following description. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 to 11, an inner folding hinge 100 applied to a mobile terminal according to a preferred embodiment of the present invention includes a rotating mechanism, a synchronizing mechanism and a locking mechanism, wherein the rotating mechanism includes a sliding rail seat 1, a left sliding block 2, a right sliding block 3 and a middle housing 4, the sliding rail seat 1 is mounted on the middle housing 4, the left sliding block 2 and the right sliding block 3 are both provided with sliding grooves, and the sliding grooves are mounted on the sliding rail seat 1 to generate a rotating sliding motion; the synchronous mechanism comprises a left gear seat 5, a right gear seat 6, a gear set, a left intermediate shaft 7 and a right intermediate shaft 8, wherein the left intermediate shaft 7 penetrates through the left gear seat 5, the right intermediate shaft 8 penetrates through the right gear seat 6, and the left intermediate shaft 7 is connected with the right intermediate shaft 8 through the gear set to generate synchronous rotation action; wherein, be equipped with the slide rail through slide rail seat 1, play limiting displacement, realized the rotatory rotation of left slider 2 and right slider 3.
Furthermore, the gear set comprises a left gear 9, a middle gear 10 and a right gear 11, the left gear 9 is installed on the left gear seat 5, the right gear 11 is installed on the right gear seat 6, the left gear 9 is meshed with the right gear 9 through the middle gear 10, and the shells on the two sides are driven to rotate through gear meshing transmission to achieve synchronous motion.
Furthermore, the locking mechanism comprises a left cam seat 12, a right cam seat 13, an intermediate cam 14 and a first elastic piece 15, wherein the intermediate cam 14 is installed on the left cam seat 12 and the right cam seat 13, the left intermediate shaft 7 penetrates through the left cam seat 12 and the intermediate cam 14, and the right intermediate shaft 8 penetrates through the right cam seat 13 and the intermediate cam 14.
Furthermore, the middle cam 14, the left cam seat 12 and the right cam seat 13 are all provided with concave-convex surfaces, one end of the middle cam 14 abuts against the left cam seat 12, the other end of the middle cam 14 abuts against the right cam seat 13, and the first elastic piece 15 is respectively sleeved on the left intermediate shaft 7 and the right intermediate shaft 8 and abuts against the middle cam 14 and is used for generating locking elastic force for the middle cam. The first elastic element 15 is a spring in this embodiment, and it should be understood that in other embodiments, the first elastic element 15 may be a spring sheet, a disc spring, or other elastic mechanisms, which can provide a good elastic force.
Specifically, the installation mode of the synchronizing mechanism is as follows: installing an intermediate gear 10 on a corresponding hole position between a slide rail seat and a gear seat, and installing flat round holes of a left gear 9 and a right gear 11 on flat positions of a left intermediate shaft 7 and a right intermediate shaft 8 respectively to rotate together with the left intermediate shaft 7 and the right intermediate shaft 8; the left intermediate shaft 7 and the right intermediate shaft 8 respectively pass through the hole sites of the left cam seat 12 and the right cam seat 13, the left gear seat 5 and the right gear seat 6, so that the left gear 9 and the right gear 11 are meshed with the intermediate gear 10; and meanwhile, the flat positions of the left intermediate shaft 7 and the right intermediate shaft 8 are respectively arranged on the flat circular holes of the left cam seat 12 and the right cam seat 13, so that the intermediate shafts can rotate along with the cam seats, and finally, the shells on two sides are driven to rotate through gear meshing transmission, so that synchronous motion is realized.
The motion principle of the synchronous mechanism is as follows: when the rotating shaft is in the process of being opened to be closed, the left cam seat 12 rotates clockwise to drive the left intermediate shaft 7 to rotate clockwise, the left gear 9 is driven to rotate clockwise, the left gear 9 and the intermediate gear 10 are meshed for transmission to drive the right gear 11 to rotate anticlockwise, the right intermediate shaft 8 is driven to move anticlockwise, and the right cam seat 13 is driven to rotate anticlockwise, so that synchronous motion of the rotating shaft in the closing process is achieved. Similarly, when the pivot by closed to the in-process that expandes, left cam seat 12 anticlockwise rotates, drives left jackshaft 7 anticlockwise, has driven left gear 9 anticlockwise rotation, and left gear 9 drives right gear 11 clockwise rotation with the transmission of intermediate gear 10 meshing, drives right jackshaft 8 clockwise motion, drives right cam seat 13 clockwise rotation to realize the synchronous motion of the expansion process of pivot, thereby realize that the pivot expandes and closed synchronous motion.
Specifically, the locking mechanism is mounted in the following manner: the oblate circles of the left intermediate shaft 7 and the right intermediate shaft 8 are respectively arranged on oblate holes of the left cam seat 12 and the right cam seat 13, so that the left intermediate shaft 7 and the right intermediate shaft 8 rotate along with the left cam seat 12 and the right cam seat 13; the middle cam 14 is sleeved on the left middle shaft 7 and the right middle shaft 8, so that the cam surface of the middle cam 14 is respectively in contact with the cam surfaces of the left cam seat 12 and the right cam seat 13 in a fitting manner, and then the first elastic piece 15 is sleeved on the left middle shaft 7 and the right middle shaft 8 and used for propping against the middle cam 14 to provide elastic force; when the cam is rotated, the middle cam 14, the left cam seat 12 and the right cam seat 13 climb and descend the concave-convex wheel surfaces to form a locking hand feeling.
The motion principle of the locking mechanism is as follows: when the rotating shaft is unfolded to be closed, the cam surfaces of the left cam seat 12 and the right cam seat 13 rotate, and the middle cam 14 is jacked up through the respective cam surfaces, so that the corresponding first elastic piece 15 is compressed; when the left cam seat 12 and the right cam seat 13 rotate to a certain angle and the cam surfaces of the left cam seat 12 and the right cam seat 13 are located at the top of the slope of the middle cam 14, the middle cam 14 pushes the left cam seat 12 and the right cam seat 13 to rotate automatically under the action of the first elastic piece 15, so that the locking effect of closing is realized. Similarly, the first elastic member 15 provides a torsion force during the process from the closing to the unfolding of the rotating shaft.
Further, the screen support avoiding mechanism comprises a middle cover plate 16, a left side plate 17, a right side plate 18, a left rotating arm 19, a right rotating arm 20, a gasket, a second elastic piece 21, a left connecting plate 24 and a right connecting plate 25, wherein the left side plate 17 is installed on the left sliding block 2, and the right side plate 18 is installed on the right sliding block 3; the gasket comprises a left gasket 22 and a right gasket 23, the left gasket 22 is arranged on the left middle shaft 7, the right gasket 23 is arranged on the right middle shaft 8, and the left gasket 22 and the right gasket 23 can abut against the middle cover plate 16 through rotation to generate screen supporting action.
Further, the left rotating arm 19 and the right rotating arm 20 are pivotally connected to the rail base through the top shaft, so that the rotational centers of the left rotating arm 19 and the right rotating arm 20 and the rotational centers of the left slider 2 and the right slider 3 are not aligned with each other, the rotational centers of the left slider 2 and the right slider 3 are located outward, and the rotational centers of the left rotating arm 19 and the right rotating arm 20 are located inward. Specifically, when the rotation is closed, the left slider 2 and the right slider 3 are close to the outer side, and the left rotating arm 19 and the right rotating arm are close to the inner side 20, so that the inner space is made; under the action of the second elastic part 21 and the gasket, the middle cover plate 16 is jacked up to support the screen when the rotating shaft is unfolded, and the middle cover plate is retracted from the screen when the rotating shaft is closed by the second elastic part 21.
Further, the slide rail seat 1, the left gear seat 5 and the right gear seat 6 are mounted on the middle shell 4, the threaded hole column of the middle cover plate 16 is mounted in the hole grooves of the slide rail seat 1, the left gear seat 5 and the right gear seat 6, and the second elastic member 21 is mounted on the threaded hole column through a fastener; the second elastic member 21 is used to generate an elastic force to the intermediate lid 16 for generating a space avoiding action. The second elastic member 21 is a spring in the embodiment, and it should be understood that in other embodiments, the second elastic member 21 may be a spring sheet, a disc spring, or other elastic mechanisms, which can provide a good elastic acting force.
Specifically, the screen support avoiding mechanism is installed in the following mode: fixing the slide rail seat 1, the left gear seat 5 and the right gear seat 6 on the middle shell 4, placing the screw hole column of the middle cover plate 16 into the hole grooves of the slide rail seat 1, the left gear seat 5 and the right gear seat 6, sleeving the second elastic piece 21 on the screw hole column of the middle cover plate 16, screwing the second elastic piece 21 on the screw hole column by using a screw, and compressing the second elastic piece 21; the left slider 2 and the right slider 3 are installed on the slide rail seat 1, the left side plate 17 is installed and fixed on the left slider 2 and rotates along with the left slider 2, and the right side plate 18 is installed and fixed on the right slider 3 and rotates along with the right slider 3.
The movement principle of the screen support avoiding mechanism is as follows: in the process that the rotating shaft is unfolded to be closed, when the rotating shaft is unfolded, the middle cover plate 16 is locked on hole positions of the slide rail seat 1, the left gear seat 5 and the right gear seat 6 by screws, and meanwhile, the screws compress the second elastic piece 21, so that the middle cover plate 16 is pulled downwards by the second elastic piece 21, but the middle cover plate 16 is supported by the left gasket 22 and the right gasket 23 to make the joint gaskets fixed; when the rotating shaft starts to close, the left gasket 22 and the right gasket 23 rotate, the middle cover plate 16 is not supported any more, and then the middle cover plate 16 moves downwards under the action of elastic force, so that an upper space is formed to bend the screen, and finally the avoiding action of the screen is realized. Similarly, when the rotating shaft is unfolded from the closed state, the middle cover plate 16 is supported by the left gasket 22 and the right gasket 23 in a rotating mode, and screen supporting action is achieved; at the same time, the screw of the middle cover plate 16 compresses the second elastic member 21 to provide elastic force for closing the rotation shaft.
The internal folding hinge applied to the mobile terminal greatly simplifies the structural complexity of the hinge by combining the rotating mechanism and the synchronizing mechanism, can be matched with a three-section internal folding mobile terminal with any appearance, and has the advantages of small space occupation ratio of the hinge, simple and efficient action mechanism.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (6)
1. The utility model provides an interior folding hinge for mobile terminal which characterized in that: the device comprises a rotating mechanism, a synchronizing mechanism and a locking mechanism, wherein the rotating mechanism comprises a slide rail seat, a left slide block, a right slide block and a middle shell, the slide rail seat is arranged on the middle shell, the left slide block and the right slide block are both provided with sliding chutes, and the sliding chutes are arranged on the slide rail seat to generate rotary sliding motion; the synchronizing mechanism comprises a left gear seat, a right gear seat, a gear set, a left intermediate shaft and a right intermediate shaft, the left intermediate shaft penetrates through the left gear seat, the right intermediate shaft penetrates through the right gear seat, and the left intermediate shaft is connected with the right intermediate shaft through the gear set and used for generating synchronous rotation action.
2. The inner folding hinge applied to the mobile terminal as claimed in claim 1, wherein: the locking mechanism comprises a left cam seat, a right cam seat, a middle cam and a first elastic piece, the middle cam is installed on the left cam seat and the right cam seat, the left middle shaft penetrates through the left cam seat and the middle cam, and the right middle shaft penetrates through the right cam seat and the middle cam.
3. The inner folding hinge applied to the mobile terminal as claimed in claim 2, wherein: the middle cam, the left cam seat and the right cam seat are all provided with concave-convex surfaces, one end of the middle cam abuts against the left cam seat, the other end of the middle cam abuts against the right cam seat, and the first elastic piece is respectively sleeved on the left middle shaft and the right middle shaft and abuts against the middle cam and is used for generating locking elastic force for the middle cam.
4. The inner folding hinge applied to the mobile terminal as claimed in claim 1, wherein: the gear set comprises a left gear, a middle gear and a right gear, the left gear is mounted on the left gear seat, the right gear is mounted on the right gear seat, and the left gear is meshed with the right gear through the middle gear.
5. The inner folding hinge applied to the mobile terminal as claimed in claim 1, wherein: the screen support avoiding mechanism comprises a middle cover plate, a left side plate, a right side plate, a left rotating arm, a right rotating arm, a gasket and a second elastic piece, wherein the left side plate is installed on the left sliding block, and the right side plate is installed on the right sliding block; the gasket includes left gasket and right gasket, left gasket is installed in left jackshaft, right gasket is installed in right jackshaft, left gasket and right gasket accessible rotate the action butt the middle apron for produce the screen and support the action.
6. The inner folding hinge applied to the mobile terminal as claimed in claim 5, wherein: the slide rail seat, the left gear seat and the right gear seat are arranged on the middle shell, the threaded hole column of the middle cover plate is arranged in the hole grooves of the slide rail seat, the left gear seat and the right gear seat, and the second elastic piece is arranged on the threaded hole column through a fastener; the second elastic piece is used for generating elastic force on the middle cover plate so as to generate space avoiding action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110711517.1A CN113266635A (en) | 2021-06-25 | 2021-06-25 | Internal folding hinge applied to mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110711517.1A CN113266635A (en) | 2021-06-25 | 2021-06-25 | Internal folding hinge applied to mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113266635A true CN113266635A (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110711517.1A Pending CN113266635A (en) | 2021-06-25 | 2021-06-25 | Internal folding hinge applied to mobile terminal |
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| CN (1) | CN113266635A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658754A (en) * | 2022-05-12 | 2022-06-24 | 东莞斯蒙奇智能科技有限公司 | Internal folding hinge applied to foldable electronic product |
| WO2023138380A1 (en) * | 2022-01-18 | 2023-07-27 | 荣耀终端有限公司 | Rotating shaft mechanism, support device and folding screen apparatus |
-
2021
- 2021-06-25 CN CN202110711517.1A patent/CN113266635A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023138380A1 (en) * | 2022-01-18 | 2023-07-27 | 荣耀终端有限公司 | Rotating shaft mechanism, support device and folding screen apparatus |
| CN114658754A (en) * | 2022-05-12 | 2022-06-24 | 东莞斯蒙奇智能科技有限公司 | Internal folding hinge applied to foldable electronic product |
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