CN102412857A - Structure for preventing subscriber identity module (SIM) card from being hot-plugged - Google Patents
Structure for preventing subscriber identity module (SIM) card from being hot-plugged Download PDFInfo
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- CN102412857A CN102412857A CN2011103454430A CN201110345443A CN102412857A CN 102412857 A CN102412857 A CN 102412857A CN 2011103454430 A CN2011103454430 A CN 2011103454430A CN 201110345443 A CN201110345443 A CN 201110345443A CN 102412857 A CN102412857 A CN 102412857A
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- sim
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- hot plug
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- 238000003825 pressing Methods 0.000 claims abstract description 6
- 210000005056 cell body Anatomy 0.000 claims description 28
- 238000010276 construction Methods 0.000 claims description 14
- 230000000994 depressogenic effect Effects 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 239000000284 extract Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 230000003044 adaptive effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The invention discloses a structure for preventing a subscriber identity module (SIM) card from being hot-plugged. The structure comprises a mobile terminal enclosure, a battery slot and the SIM card, wherein the SIM card and the battery slot are arranged according to a preset distance; the SIM card is arranged in an SIM card slot; a slot body is formed in the mobile terminal enclosure along the direction of the SIM card slot; a hinging piece for pressing against the edge of the SIM card is arranged in the slot body; the hinging piece has an arm part which is inserted into the battery slot and pressed by a battery; the front end of the hinging piece is provided with a wall blocking part which presses against the edge of the SIM card; and the hinging piece is arranged at a position, close to the edge of the battery slot, in the slot body through a hinging shaft. A hinging piece structure for pressing against the edge of the SIM card is arranged in the mobile terminal enclosure, so, during installation of the battery, the battery downwards presses the arm part of the hinging piece, the hinging piece is rotated and the wall blocking part is moved upwards to close an entrance and exit for the SIM card; therefore, the SIM card cannot be taken out again and effectively prevented from being hot-plugged to prevent a chip from being burnt.
Description
Technical field
The present invention relates to a kind of field of mobile terminals, in particular, what relate to is a kind of structure that prevents the SIM hot plug.
Background technology
SIM (Subscriber Identity Module) card is called " Subscriber Identity Module " again, is exclusively used in the mobile phone of digital (GSM) system.Europe in order to improve the shortcoming that analog mobile phone suffers free call on sb. else's expense through illegal means easily, is just developed with the notion of credit card when the exploitation gsm system, thereby forms the notion of SIM.SIM is a kind of little process chip, is storing the relevant identification data of mobile phone user on communication network, and for example Mobile Directory Number, communications parameter etc., all the other redundant spaces can also be deposited thin or other personal information of personal call.
Because SIM is the IC chip, in order to prevent to damage, must be noted that following item: 1. metal section and part tries not to touch with hand, avoids its oxidation; 2. avoid being placed on SIM the magnetic field annex and surpassing 85 degree high temperature places; 3. when the portable terminal power supply is not closed, cannot extract SIM out, burn to prevent chip; 4.SIM card should be placed in the portable terminal for a long time, in order to avoid lose accidentally; 5. if lose SIM, need get in touch with telecommunications company as early as possible, usurp to prevent other people.
When the portable terminal power supply is not closed,, can cause the SIM chip to burn if extract SIM out.Therefore, during the research and development portable terminal, structurally this problem is handled, given logical relation, promptly under the situation of not taking out battery, just can't take out SIM the order of extracting of SIM and battery.
Shown in Fig. 1 a, battery 100 is fixed on the portable terminal; Shown in Fig. 1 b, take off battery 100; Shown in Fig. 1 c, SIM 200 is arranged on the below of battery 100; Shown in Fig. 1 d, take off SIM 200.SIM 200 is arranged on the below of battery 100, could take out SIM 200 after must taking off battery 100.
Shown in Fig. 2 a, battery 100 is fixed on the portable terminal; Shown in Fig. 2 b, take off battery 100; Shown in Fig. 2 c, SIM 200 is arranged on the side of battery 100 and is close to battery 100; Shown in Fig. 1 d, take off SIM 200.SIM 200 is arranged on the side of battery 100 and is close to battery 100, could take out SIM 200 after must taking off battery 100.
But when carrying out mobile terminal design, arranging of components and parts position receives influence of various factors, for example cost, thickness, space and technology etc., and SIM also is like this.This makes that under the certain situation, SIM can't obtain the ideal position of above two kinds of situation.
As shown in Figure 3, SIM 200 is positioned at the side of battery 100 but not near battery 100, position limiting structure 300 can only be realized the positioning function of SIM 200 self, does not receive promptly that SIM 200 does not drop out under the external force effect.But because SIM 200 is not near battery 100; There are not 100 couples of said SIM of battery to limit; Under the situation of not taking out battery 100, also can take out SIM 200, make like this that under the situation that portable terminal does not cut off the power supply SIM 200 is hot plug and cause chip to burn by plug.
Therefore, prior art still haves much room for improvement and develops.
Summary of the invention
The object of the present invention is to provide a kind of SIM that prevents by the structure of hot plug, prevent that portable terminal SIM under the situation of not outage from being plugged.
Technical scheme of the present invention is following:
A kind of SIM that prevents is comprised portable terminal casing, battery case and SIM by the structure of hot plug, and said SIM and said battery case are according to the preset distance setting, and said SIM is arranged in the sim card slot; Wherein, in the portable terminal casing, one cell body is set, is provided with the articulated elements that is used to hold the SIM edge in the affiliated cell body, the arm that said articulated elements has an insertion said battery case edge and pressed by battery along the sim card slot direction; The front end of said articulated elements is provided with a barricade portion against said SIM edge; Said articulated elements is arranged in the said cell body position near the battery case edge through a jointed shaft.
The described SIM that prevents wherein, is provided with the depressed part that is used for said articulated elements front end sinking by the structure of hot plug in said cell body.
The described SIM that prevents wherein, is provided with notch part in the position of the corresponding said arm of said battery case sidewall by the structure of hot plug.
The described SIM that prevents is characterized in that by the structure of hot plug, said arm lower end be provided with one be used to hold said notch part elastic construction.
The described SIM that prevents is by the structure of hot plug, and wherein, inwall one side of said cell body is provided with first location hole, and is suitable with said jointed shaft one end; The other end of said jointed shaft vertically bends setting, and the opposite side assembling that this vertical bending end is close to said cell body inwall is provided with.
The described SIM that prevents is by the structure of hot plug, and wherein, said depressed part is provided with at least one positive stop that is used to limit the heavy degree of said barricade subordinate near the inwall of SIM one side.
The described SIM that prevents is by the structure of hot plug; Wherein, One groove is set along said depressed part towards battery case in said cell body; Said articulated elements is arranged in the said groove through said jointed shaft, and the barricade portion of said articulated elements is against said SIM edge, and the arm of said articulated elements inserts said battery case edge and pressed by battery.
The described SIM that prevents is by the structure of hot plug, and wherein, inwall one side of said groove is provided with second location hole, and is suitable with said jointed shaft one end; The other end of said jointed shaft vertically bends setting, and the opposite side assembling that this vertical bending end is close to said groove inwall is provided with.
The described SIM that prevents is by the structure of hot plug, wherein, said bottom portion of groove be provided with one be used to limit said arm baffle plate.
The described SIM that prevents is by the structure of hot plug, and wherein, said hinged component is formed by the stainless steel pressing and bending.
The SIM that prevents provided by the present invention is by the structure of hot plug and since in the portable terminal casing, be provided with one be used to hold the SIM edge the hinged component structure, when battery is installed; Its arm of battery pressed downward; Said hinged component rotates, the up mobile gateway of sealing said SIM of said barricade portion, and SIM can not be removed again; Prevent the hot plug of SIM effectively and caused chip to burn, also removed the position constraint of SIM.
Description of drawings
Fig. 1 a, Fig. 1 b, Fig. 1 c, Fig. 1 d are the sequential schematic when SIM is positioned at the battery below and need extracts SIM in the prior art.
Fig. 2 a, Fig. 2 b, Fig. 2 c, Fig. 2 d are the sequential schematic when SIM is positioned at the battery side and need extracts SIM near battery in the prior art.
Fig. 3 is that SIM is positioned at the battery side still less than the structural representation near battery in the prior art.
Fig. 4 prevents among the present invention that SIM is by the structural representation of hot plug structure embodiment one.
Fig. 5 prevents among the present invention that SIM is by the structural representation of hot plug structure embodiment two.
Fig. 6 a, Fig. 6 b, Fig. 6 c, Fig. 6 d prevent in the embodiment of the invention two that SIM is by the sequential schematic of hot plug structure.
Fig. 7 is the cross-sectional view of Fig. 6 a.
Fig. 8 is an A portion enlarged diagram among Fig. 7.
Fig. 9 is the cross-sectional view of Fig. 6 d.
Figure 10 is a B portion enlarged diagram among Fig. 9.
Embodiment
Below will combine accompanying drawing, specific embodiments of the invention specifies, and described specific embodiment in order to explain the present invention, is not to be used to limit embodiment of the present invention only.
A kind of SIM that prevents of the present invention is by the structure of hot plug; Comprise portable terminal casing, battery case and SIM; Said SIM and said battery case are according to the preset distance setting; Said preset distance confirms that according to factors such as cost, thickness, space and technologies be generally 10-30mm, said SIM is arranged in the sim card slot.In the portable terminal casing, one cell body is set, is provided with the articulated elements that is used to hold the SIM edge in the said cell body along the sim card slot direction.Said articulated elements is provided with an arm, and said arm is used to insert said battery case edge and is pressed by battery.The front end of said articulated elements is provided with a barricade portion against said SIM edge.Said articulated elements is arranged in the said cell body position near the battery case edge through a jointed shaft.When battery presses the residence when stating arm, said barricade portion is against living the SIM edge, prevents that SIM is pulled out having under the situation of battery, thereby prevented the hot plug of SIM effectively and cause chip to burn.
A kind of SIM that prevents of the present invention is as shown in Figure 4 by the structure embodiment one of hot plug; SIM on the portable terminal casing 300 and battery case 101 are according to the preset distance setting; Said preset distance is confirmed according to factors such as cost, thickness, space and technologies, is generally 10-30mm.SIM is arranged in the sim card slot 201, in portable terminal casing 300, along sim card slot 201 directions one cell body 301 is set, and is provided with the articulated elements 400 that is used to hold the SIM edge in the said cell body 301.Said articulated elements 400 is provided with an arm 403, and said arm 403 is used to insert said battery case 101 edges and is pressed by battery.The front end of said articulated elements 400 is provided with a barricade portion 401 against said SIM edge.Said articulated elements 400 is arranged on said cell body 301 interior positions near battery case 101 edges through a jointed shaft 500.When battery presses the residence when stating arm 403, said barricade portion 401 is against living the SIM edge, and the gateway of sealing SIM prevents that SIM is pulled out having under the situation of battery, thereby prevented the hot plug of SIM effectively and cause chip to burn.
In said cell body 301, be provided with and be used for the depressed part 302 that said articulated elements 400 front ends sink; Under the situation that battery be not installed; When need inserting or extracting said SIM, the barricade portion 401 of pushing said articulated elements 400 front ends makes said barricade portion 401 sink to being in the said depressed part 302; This moment, the SIM gateway was in open mode, can insert or extract SIM.Said depressed part 302 is provided with at least one positive stop 305 that is used to limit said barricade portion 401 sinking degree near the inwall of SIM one side, and its sinking degree that can prevent said barricade portion 401 is excessive.Position at the corresponding said arm 403 of said battery case 101 sidewalls is provided with notch part 303, and after the battery installation, said arm 403 is in the position of said notch part 303.
Said jointed shaft 500 can be fixed in the cell body 301 of said portable terminal casing 300 in several ways; For example adopt be spirally connected, bonding mode or the location hole of adaptive said jointed shaft 500 is set near said battery case 101 places in said cell body 301 inwall both sides, then said jointed shaft 500 is snapped in mode such as fixing in the location hole.Preferably; One end of said jointed shaft 500 vertically is bent to form vertical bending end 501; First location hole 304 of adaptive said jointed shaft 500 is set near said battery case 101 places in said cell body 301 inwalls one side; After said jointed shaft 500 passed said first location hole 304 of said shaft hole 402 back insertions, vertical bending end 501 rotations of said jointed shaft 500 were pressed in said cell body 301 inwalls, thereby said articulated elements 400 is fixed in the said cell body 301.
Before inserting SIM and battery; Be fixed on said hinged component 400 in the cell body 301 of said portable terminal casing 300 through said jointed shaft 500; Pushing said barricade portion 401 this moment makes said barricade portion 401 sink to being in the said depressed part 302; The SIM gateway is in open mode, and insert said SIM in the said sim card slot 201 this moment.After inserting SIM, battery is installed, the said arm 403 of battery pressed downward is to notch part 303 places, and said hinged component 400 rotates under the effect of battery, this moment said barricade portion 401 up rotation block the gateway of SIM just.As after the battery installation, said hinged component 400 is in running order, and this moment, the SIM gateway was closed, and SIM can't be extracted, thereby has prevented the hot plug of SIM effectively and cause chip to burn.When needs are extracted SIM; Must take off battery earlier and discharge said arm 403, said hinged component 400 rotates under the effect of battery, and the gateway of SIM is left by said barricade portion 401 down rotation; Can extract SIM this moment, removed the position constraint of SIM effectively.
Preferably, as shown in Figure 4, be provided with the elastic construction that is used to hold said notch part 303 in said arm 403 lower ends.Concrete, said arm 403 horizontal middle and lower parts are provided with a fluting, and slotted lower portion is set to the elastic construction 413 of crooked certain radian inwardly, and said elastic construction 413 is used to hold said notch part 303, produces an elastic forepressure; When battery was not installed, the barricade portion on the said articulated elements 400 was under the effect of elastic forepressure in the said depressed part 302, and be initial condition this moment, and said SIM gateway is in open mode during initial condition, can insert or extract SIM.When battery was installed, battery down by pressing said elastic construction 413 to said notch part 303 places, stretched with said battery and flushed this moment by said elastic construction 413 elasticity, and the gateway of blocking SIM just up rotates in the barricade portion 401 of said articulated elements 400.When taking off battery, discharge said arm 403, the elastic construction 413 on the said arm 403 returns to initial condition, and this moment, said SIM gateway was in open mode, can insert or extract SIM.
A kind of SIM that prevents of the present invention is as shown in Figure 5 by the embodiment two of the structure of hot plug; One groove 310 is set along said depressed part 302 towards battery case 101 in said cell body 301; Said articulated elements 400 is arranged in the said groove 310 through said jointed shaft 500; The barricade portion 401 of said articulated elements is against the SIM edge, and the arm 403 of said articulated elements 400 inserts said battery case 101 edges and pressed by battery.When battery presses the residence when stating arm 403, said barricade portion 401 is against living the SIM edge, prevents that SIM is pulled out having under the situation of battery, thereby prevented the hot plug of SIM effectively and cause chip to burn.
Said jointed shaft 500 can be fixed in the said groove 310 in several ways; For example adopt be spirally connected, bonding mode or the location hole of adaptive said jointed shaft 500 is set near said battery case 101 places in said groove 310 inwall both sides, then said jointed shaft 500 is snapped in mode such as fixing in the location hole.Preferably; One end of said jointed shaft 500 vertically is bent to form vertical bending end 501; Second location hole 311 of adaptive said jointed shaft 500 is set near said battery case 101 places in said groove 310 inwalls one side; After said jointed shaft 500 passed said second location hole 311 of said shaft hole 402 back insertions, vertical bending end 501 rotations of said jointed shaft 500 were pressed in said groove 310 inwalls, thereby said articulated elements 400 is fixed in the said groove 310.
Be provided with in said groove 310 bottoms one be used to limit said arm movement baffle plate 312, after the battery installation, said arm 403 is in the position between said baffle plate 312 and the battery.
Like Fig. 6 a, Fig. 7, shown in Figure 8, before inserting SIM and battery, said hinged component 400 is fixed in the said groove 310 through said jointed shaft 500.Shown in Fig. 6 b, to push said barricade portion 401 this moment and make said barricade portion 401 sink to being in the said groove 310, the SIM gateway is in open mode, and insert said SIM in the said sim card slot 201 this moment.Shown in Fig. 6 c, insert SIM after, battery is installed, the said arm 403 of battery pressed downward is to said baffle plate 312 places, said hinged component 400 rotates under the effect of battery, this moment said barricade portion 401 up rotation block the gateway of SIM just.Like Fig. 6 d, Fig. 9, shown in Figure 10, after said battery 102 installations, said hinged component 400 is in running order, and this moment, the SIM gateway was closed, and SIM can't be extracted, thereby has prevented the hot plug of SIM effectively and cause chip to burn.When needs are extracted SIM; Must take off battery earlier and discharge said arm 403, said hinged component 400 rotates under the effect of battery, and the gateway of SIM is left by said barricade portion 401 down rotation; Can extract SIM this moment, removed the position constraint of SIM effectively.
Preferably, as shown in Figure 5, be provided with the elastic construction 413 that is used to hold said baffle plate 312 in said arm 403 lower ends.Concrete, said arm 403 horizontal middle and lower parts are provided with a fluting, and slotted lower portion is set to the elastic construction 413 of crooked certain radian inwardly, and said elastic construction 413 is used to hold said baffle plate 312, produces an elastic forepressure; When battery is not installed; Barricade portion 401 on the said articulated elements 400 is under the effect of elastic forepressure in the said depressed part 302; Be initial condition this moment, and said SIM gateway is in open mode during initial condition, can insert or extract SIM.When battery was installed, battery down by pressing said elastic construction 413 to said baffle plate 312 places, stretched with said battery and flushed this moment by said elastic construction 413 elasticity, and the gateway of blocking SIM just up rotates in the barricade portion 401 of said articulated elements 400.When taking off battery, discharge said arm 403, the elastic construction 413 on the said arm 403 returns to initial condition, and this moment, said SIM gateway was in open mode, can insert or extract SIM.
Preferably, said hinged component 400 is formed by stainless steel punching press bending, and the punching press bending forming can reach simplified structure, reduces number of parts, and purpose such as reduce production costs.
Should be understood that; The above is merely preferred embodiment of the present invention, is not sufficient to limit technical scheme of the present invention, concerning those of ordinary skills; Within spirit of the present invention and principle; Can increase and decrease according to above-mentioned explanation, replacement, conversion or improvement, and all these increases and decreases, replacement, conversion or improve after technical scheme, all should belong to the protection range of accompanying claims of the present invention.
Claims (10)
1. one kind prevents that SIM from by the structure of hot plug, comprising portable terminal casing, battery case and SIM, and said SIM and said battery case are according to the preset distance setting, and said SIM is arranged in the sim card slot; It is characterized in that, in the portable terminal casing, one cell body is set, be provided with the articulated elements that is used to hold the SIM edge in the affiliated cell body, the arm that said articulated elements has an insertion said battery case edge and pressed by battery along the sim card slot direction; The front end of said articulated elements is provided with a barricade portion against said SIM edge; Said articulated elements is arranged in the said cell body position near the battery case edge through a jointed shaft.
2. the SIM that prevents according to claim 1 is characterized in that by the structure of hot plug, in said cell body, is provided with the depressed part that is used for said articulated elements front end sinking.
3. the SIM that prevents according to claim 2 is characterized in that by the structure of hot plug, is provided with notch part in the position of the corresponding said arm of said battery case sidewall.
4. the SIM that prevents according to claim 3 is characterized in that by the structure of hot plug, said arm lower end be provided with one be used to hold said notch part elastic construction.
5. the SIM that prevents according to claim 1 is characterized in that by the structure of hot plug inwall one side of said cell body is provided with first location hole, and is suitable with said jointed shaft one end; The other end of said jointed shaft vertically bends setting, and the opposite side assembling that this vertical bending end is close to said cell body inwall is provided with.
6. the SIM that prevents according to claim 2 is characterized in that by the structure of hot plug said depressed part is provided with at least one positive stop that is used to limit the heavy degree of said barricade subordinate near the inwall of SIM one side.
7. the SIM that prevents according to claim 2 is by the structure of hot plug; It is characterized in that; One groove is set along said depressed part towards battery case in said cell body; Said articulated elements is arranged in the said groove through said jointed shaft, and the barricade portion of said articulated elements is against said SIM edge, and the arm of said articulated elements inserts said battery case edge and pressed by battery.
8. the SIM that prevents according to claim 7 is characterized in that by the structure of hot plug inwall one side of said groove is provided with second location hole, and is suitable with said jointed shaft one end; The other end of said jointed shaft vertically bends setting, and the opposite side assembling that this vertical bending end is close to said groove inwall is provided with.
9. the SIM that prevents according to claim 7 is characterized in that by the structure of hot plug, said bottom portion of groove be provided with one be used to limit said arm baffle plate.
10. the SIM that prevents according to claim 1 is characterized in that by the structure of hot plug said hinged component is formed by the stainless steel pressing and bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103454430A CN102412857B (en) | 2011-11-04 | 2011-11-04 | Structure for preventing subscriber identity module (SIM) card from being hot-plugged |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103454430A CN102412857B (en) | 2011-11-04 | 2011-11-04 | Structure for preventing subscriber identity module (SIM) card from being hot-plugged |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102412857A true CN102412857A (en) | 2012-04-11 |
| CN102412857B CN102412857B (en) | 2013-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103454430A Expired - Fee Related CN102412857B (en) | 2011-11-04 | 2011-11-04 | Structure for preventing subscriber identity module (SIM) card from being hot-plugged |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102412857B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103002082A (en) * | 2012-10-31 | 2013-03-27 | 深圳桑菲消费通信有限公司 | Double-battery-compartment structure and mobile phone |
| CN104866385A (en) * | 2015-06-09 | 2015-08-26 | 广东欧珀移动通信有限公司 | Mobile terminal and method for hot plug of memory card thereof |
| US10109828B2 (en) | 2014-05-23 | 2018-10-23 | Ambit Microsystems (Shanghai) Ltd. | Housing and electronic device with mounting structure for mounting battery |
| CN111109749A (en) * | 2019-11-18 | 2020-05-08 | 中铁武汉电气化局集团科工装备有限公司 | Intelligent safety helmet and assembling process |
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| US20040066632A1 (en) * | 2002-10-03 | 2004-04-08 | Ming-Hsiung Fang | Locking and ejecting device for removable module in a portable computer |
| TW200924494A (en) * | 2007-11-30 | 2009-06-01 | Compal Communications Inc | Battery and mobile communication apparatus including the same |
| CN201491054U (en) * | 2009-07-10 | 2010-05-26 | 中兴通讯股份有限公司 | Device for preventing hot plug of subscriber identification module card |
| CN102082377A (en) * | 2009-11-26 | 2011-06-01 | 英业达股份有限公司 | Handheld device with user identification module card plug fool-proofing mechanism and application method thereof |
| CN201887811U (en) * | 2010-11-24 | 2011-06-29 | 龙旗科技(上海)有限公司 | Catch structure capable of preventing SIM (subscriber identify module) cards from being drawn out under working states |
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- 2011-11-04 CN CN2011103454430A patent/CN102412857B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040066632A1 (en) * | 2002-10-03 | 2004-04-08 | Ming-Hsiung Fang | Locking and ejecting device for removable module in a portable computer |
| TW200924494A (en) * | 2007-11-30 | 2009-06-01 | Compal Communications Inc | Battery and mobile communication apparatus including the same |
| CN201491054U (en) * | 2009-07-10 | 2010-05-26 | 中兴通讯股份有限公司 | Device for preventing hot plug of subscriber identification module card |
| CN102082377A (en) * | 2009-11-26 | 2011-06-01 | 英业达股份有限公司 | Handheld device with user identification module card plug fool-proofing mechanism and application method thereof |
| CN201887811U (en) * | 2010-11-24 | 2011-06-29 | 龙旗科技(上海)有限公司 | Catch structure capable of preventing SIM (subscriber identify module) cards from being drawn out under working states |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103002082A (en) * | 2012-10-31 | 2013-03-27 | 深圳桑菲消费通信有限公司 | Double-battery-compartment structure and mobile phone |
| US10109828B2 (en) | 2014-05-23 | 2018-10-23 | Ambit Microsystems (Shanghai) Ltd. | Housing and electronic device with mounting structure for mounting battery |
| CN104866385A (en) * | 2015-06-09 | 2015-08-26 | 广东欧珀移动通信有限公司 | Mobile terminal and method for hot plug of memory card thereof |
| CN104866385B (en) * | 2015-06-09 | 2017-11-17 | 广东欧珀移动通信有限公司 | Mobile terminal and its storage card hot plug method |
| CN111109749A (en) * | 2019-11-18 | 2020-05-08 | 中铁武汉电气化局集团科工装备有限公司 | Intelligent safety helmet and assembling process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102412857B (en) | 2013-12-11 |
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