CN201354946Y - LED flashlight - Google Patents
LED flashlight Download PDFInfo
- Publication number
- CN201354946Y CN201354946Y CNU2009201049931U CN200920104993U CN201354946Y CN 201354946 Y CN201354946 Y CN 201354946Y CN U2009201049931 U CNU2009201049931 U CN U2009201049931U CN 200920104993 U CN200920104993 U CN 200920104993U CN 201354946 Y CN201354946 Y CN 201354946Y
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- Prior art keywords
- emitting diode
- led
- light emitting
- magnetic devices
- led light
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Abstract
The utility model discloses an LED flashlight, including a cylinder body and a lamp cap; the lamp cap comprises a shell and a lamp holder; the cylinder body and the lamp holder are connected through a connecting device; a cooling fin is arranged at the external part of the shell and combined with the shell into a whole; the lamp holder is fixedly provided with a circuit board substrate, in which a power line, a signal line, at least one LED light-emitting diode and a control module thereof are arranged; a switch is arranged on the cylinder body and used for controlling the opening and closing state of a power circuit in which the power line is located; and the internal side wall of the cylinder body is provided with a boost chip which is connected with each LED light-emitting diode through the power line, and used for supplying working voltage to the LED light-emitting diode. The LED flashlight has the advantages of safe use, convenience, and strong waterproof moisture-proof capacity.
Description
Technical field
The utility model relates to a kind of lighting device, in particular, and a kind of LED torch.
Background technology
Traditional torch column structure, although appearance and modeling has nothing in common with each other, but structural detail basically is made up of a cylinder and a body that includes light source (as small electric bulb or bulb) that is used for holding battery, but the shortcoming of traditional hand cylinder is that power consumption of the bulb utmost point and service life are not long.And existing be the deficiency that the LED hand cylinder of light source can overcome traditional hand cylinder with the LED light emitting diode, accomplish power saving, durable, but because LED light-emitting diodes pipe direct projection emitting characteristics forward, even the electric power setting of replacement bulb is the LED light emitting diode more than ten nearly, but it is also bad that these light see through the spotlight effect of planar transparent glass, therefore brightness is not good enough, does not reach desirable illuminating effect; And the LED torch that existing LED light emitting diode is a light source also has many problems in heat dissipation design, water proof switch setting in the change of circuit voltage, therefore, there is defective in prior art, needs to improve.
The utility model content
Technical problem to be solved in the utility model provides a kind of simple in structure, and appearance looks elegant is safe in utilization, and is convenient, the LED torch of the strong and long service life of waterproof and dampproof ability.
The technical solution of the utility model is as follows:
A kind of LED torch comprises cylinder and lamp holder, and described lamp holder comprises shell and lamp socket, and described cylinder is connected by jockey with described lamp socket;
At the outer setting fin of described shell, itself and described shell are one-body molded;
On described lamp socket, fixedly install circuit board substrate, power line, holding wire, at least one LED light emitting diode and control module thereof wherein are set;
One switch is set on described cylinder, is used to control the unlatching and the closure state of the power circuit at described power line place;
The described column body sidewall setting chip that boosts, it connects each LED light emitting diode by described power line, and being used for provides operating voltage to described LED light emitting diode, and described column body setting prevents the device of battery to dress.
Described LED torch, described lamp socket also is provided with a rete or light collecting part, is used to reflect the light that described LED light emitting diode sends.
Described LED torch is characterized in that, the described chip that boosts is arranged on the described circuit board substrate, and the described chip that boosts comprises first pin, second pin, three-prong; The negative pole of described first pin and described LED light emitting diode also connects, and the positive pole of described three-prong and described LED light emitting diode also connects, and described second pin is connected with positive source, and described LED light emitting diode also is parallel with electric capacity, is used for filtering.
Described LED torch, the shell of described lamp socket, described fin and described circuit board substrate adopt the same material preparation.
Described LED torch, described circuit board substrate also is provided with an inductance, and the one end is connected with first pin of boosting chip, and the other end is connected with the negative pole of described LED light emitting diode.
Described LED torch, described switch is the magnetic water proof switch, it comprises: at least one power contact, at least one first magnetic devices, at least one centring ring;
Wherein, described power contact is arranged on the outer surface of described cylinder, described first magnetic devices is arranged on the inside of lamp socket, described centring ring rotates and is arranged on the described cylinder, be used for when rotating described centring ring, control described first magnetic devices and drive described power contact, change the unlatching and the closure state of described power circuit.
Described LED torch, the outer rim of described centring ring are polygon or circle.
Described LED torch, described power contact are provided with a magnetic absorbing unit, are used to adsorb described first magnetic devices, make described power contact be subjected to described first magnetic devices to control and move; Wherein, described magnetic devices is tagger, stalloy or thin flat thin magnet.
Described LED torch, described magnetic water proof switch also comprises at least one second magnetic devices, a push button;
Wherein, described second magnetic devices is arranged on the described power contact, and described push button is arranged on the outer surface of described cylinder, and described power contact is arranged on the inner surface of described cylinder, and described first magnetic devices is arranged on the inside of described push button; Be used at described push button during stressed being subjected to displacement, change the position of described first magnetic devices, magneticaction by described first magnetic devices and described second magnetic devices, change the position of described second magnetic devices, drive described power contact, change the unlatching and the closure state of described power circuit.
Described LED torch, the position that described cartridge outer surface and described centring ring socket-connect is provided with a circumferential groove, in the described groove sealing ring is housed, the interior edge of described lamp socket is provided with engagement plate, described groove cooperates with described engagement plate intimate by described sealing ring, is used to prevent that liquid from entering in the LED torch.
Described LED torch, described LED light emitting diode is OLED light emitting diode and drives structure thereof.
Adopt such scheme, the utility model passes through.Described fin is fixed on the housing exterior of lamp socket, and described circuit board substrate is fixed on the inside of described lamp socket; The shell of described lamp socket, described fin and described circuit board substrate adopt the same material preparation; The shell of described lamp socket and described fin are one-body molded; The described column body sidewall setting chip that boosts adopts magnetic switch; Simple in structure, appearance looks elegant, safe in utilization, convenient, the LED torch of the strong and long service life of waterproof and dampproof ability.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 be in the utility model switch and cylinder in conjunction with one of schematic diagram;
Fig. 3 boosts in chip and the cylinder circuit in conjunction with schematic diagram in the utility model;
Fig. 4 is a circuit board substrate structural representation in the utility model;
Fig. 5 is the schematic diagram of circuit board substrate in the utility model;
Fig. 6 be in the utility model switch and cylinder in conjunction with two of schematic diagram.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment 1
As shown in Figure 1, a kind of LED torch, comprise lamp socket 104, cylinder 123, magnetic switch 116, aluminum composite plate fin 102, aluminum composite plate circuit board substrate 108 and LED light emitting diode 103, wherein aluminum composite plate fin 102 is fixed on the housing exterior of lamp socket 104, and aluminum composite plate circuit board substrate 108 is fixed on the inside of lamp socket 104; The shell of lamp socket 104, fin 102 adopt the aluminum composite plate material preparation with circuit board substrate 108; The shell of described lamp socket 104, described fin 102 adopt the same material preparation with described circuit board substrate 108; The shell of lamp socket 104 and fin 102 adopt aluminum composite plate one-body molded; Battery 122 is installed in the cylinder 123, the negative pole of battery 122 is connected with spring, the positive pole of battery 122 is connected with an end of the positive wire of a power supply, the other end of positive source lead is connected with a tie point of magnetic switch 116, and another tie point of magnetic switch 116 is connected with the chip 117 that boosts; The groove 121 of one symmetry is set in the place that cylinder 123 and lamp socket 104 are connected mutually, the engagement plate 118 of two correspondences is set on lamp socket 104, engagement plate 118 uses with groove 121 pairings, and lamp socket 104 is by the linking of engagement plate 118 and groove 121, and the two forms a torch with regard to strong bonded; Described column body setting prevents the device of battery to dress, is used for preventing battery to dress, damages various electronic components.
In the present embodiment, a positive source line, power-polar curve, a signal line are set on aluminum composite plate circuit board substrate 108; Four LED light emitting diodes 103 are arranged in the form of a ring, are arranged on the circuit board substrate 108, and cylinder 123 and described lamp socket 104 are connected by jockey; The cylinder 123 internal side wall settings chip 117 that boosts, the described chip 117 that boosts is connected with described power line, is used for providing higher voltage to described LED light emitting diode 103; Switch 116 is arranged on the outside of described cylinder 123, the one end is realized being electrically connected with the power line of described column body, the power line that its other end is used on the described circuit board substrate 108 with described column body is realized being electrically connected, and is used to control the circuit of described LED light emitting diode.
In the present embodiment, the shell of preparation lamp socket 104 and fin 102 adopt aluminum composite plate one-body molded, can also adopt, such as, adopt carbon/carbon-copper composite material, silver composite material, aluminium composite material or other alloy composite materials, more than various different composite materials, it is attribute according to different metal, according to the needs of design, add that the fusion of other different metal material forms, they have extraordinary thermal diffusivity and ductility.
For example, as shown in Figure 1, the aluminum composite plate circuit board substrate mainly comprises weld layer: be mainly used in welding electronic component; Conductive layer: mainly play electric action, carrying certain current density, and bigger welding film and the basilar memebrane of excessive expansion difference of coefficients; Insulating oxide: by the special anodized to aluminium, formation has the silver-colored composite plate of microcellular structure.This layer has electrical insulation properties, and dielectric strength is according to the difference of anodized technology; Aluminium base is the substrate of circuit board, select certain mechanical strength and machining property, and the suitable again aluminium sheet of doing the insulation oxidation processes is the aluminium base that is processed into the radiator shape.
Because the shell of described lamp socket 104, described fin 102 and described circuit board substrate 108 three in one are very beneficial for distributing of heat; The LED light emitting diode is fixed on above the circuit board substrate, other electron component is connected with circuit above the circuit board substrate by the mode of welding, various electronic components closely are connected with circuit board substrate, heat is dispersed into heat the shell of lamp socket 104 fast by circuit board substrate 108, and the shell of lamp socket 104 is dispersed into heat on the fin 102 rapidly again.
The shell of above-mentioned lamp socket 104, fin 102, circuit board substrate 108 integrated materials can also be made of pottery, and the function of quick heat radiating is arranged equally.
The shape of the fin in the LED torch can be according to the actual needs, add the needs of lamp body design and decide, the shape of fin can select following shape one of them: bar-shaped shape, sheet shape, fin shape, tabular, cast, cylinder, wear groove, round surface, emptying aperture shape, spirality, fin-shaped, radial; It also can be the combination of above-mentioned different shape.
In the present embodiment, switch 116 is selected magnetic switch for use, for example, as shown in Figure 2, a kind of magnetic switch is arranged on the position that lamp socket is connected with cylinder 123, the front end sleeve of cylinder 123 is in the inboard of lamp socket, side at the front end of cylinder 123 is provided with the first magnetic contact 116, first magnetic devices 114 is set in the inboard of lamp socket, wherein the first magnetic contact 116 is provided with the 114 pairing uses of first magnetic devices with the inboard of lamp socket, daily the time, the first magnetic contact 116 on the cylinder 123 and the inboard of lamp socket are provided with first magnetic devices 114, and the two does not overlap up and down on a line, the first magnetic contact 116 on the cylinder 123 of this moment disconnects with power contact 130, and the LED torch can be not bright; When needs use, with regard to rotary lampholder, first magnetic devices 114 is overlapped up and down point-blank with the first magnetic contact 116, the first magnetic contact 116 under the effect of the magnetic of first magnetic devices 114 with the power contact closure, this moment, the LED torch powered on.A device that adsorbs mutually with described magnetic devices is set on the described power contact 130, and described magnetic devices can be tagger or stalloy or thin flat thin magnet.
As shown in Figure 3, the chip 117 that boosts on the cylinder is arranged on the circuit board substrate of described cylinder, the positive pole of first pin of the described chip 117 that boosts and described LED light emitting diode also connects, the three-prong of the described chip that boosts and the negative pole of described LED light emitting diode also connect, first pin of the described chip 117 that boosts is connected between described diode and the described inductance, described inductance is used for filtering, described second pin is connected with positive source, described LED light emitting diode also is parallel with electric capacity, be used for filtering, inductance in this circuit, other element is used in electric capacity and the circuit, is used for filtering jointly.
Embodiment 2
On the basis of embodiment 1, lamp socket 104 inside of LED torch are provided with a light collecting part, being used for wherein, the light of each LED light emitting diode 103 reflexes to the outside, lamp socket 104 in the present embodiment for example, be provided with a side and be the spherical light collecting part of arc, be used for each LED light emitting diode 103 wherein send light reflex to the outside.Light collecting part can be that the side is the linear light-collecting lens, the shape of light collecting part can also be elliposoidal, the light-collecting lens that light collecting part the inside comprises can also be two combination, three combination, four combination even the more combination of multi-disc, mainly is to select the light collecting part that suits the requirements according to the actual needs.
Be arranged on 104 li of the lamp sockets of LED torch, can make light that LED light emitting diode 103 sends in use, so not only increased the light intensity outside the directive, and be convenient to adjust as requested the irradiating angle of light according to the angular illumination of setting.
For example, light collecting part is inner chamber hollow, have light-emitting window, inner surface is the mirror condenser of sphere or elliposoidal, light collecting part is arranged on the inside of lamp socket 104, the inwall of lamp socket 104 shells of LED torch for example is set, the perhaps below of LED light emitting diode, and this LED light emitting diode of semi-surrounding, LED light emitting diode or its luminous zone are arranged on the inner chamber of condenser, and by light-emitting window to external exposure.Like this, just can the light that the LED light emitting diode sends non-direction of observation be reflected away by light-emitting window effectively,, thereby increased display brightness as the part of direction of observation light source.
And for example, light collecting part is the combination of at least one reflection concentration type eyeglass, the side of described light-collecting lens is linear or arc, the LED light emitting diode passes through each sheet linear or arc condenser for the light that non-direction of observation sends, assemble and reflect, according to the angle reflection ray that is provided with, so not only increased the light intensity of directive outside, and be convenient to adjust as requested the irradiating angle of light.
Embodiment 3
On the basis of above-mentioned each example, a kind of switch 116 of LED torch is selected magnetic switch for use, for example shown in Figure 2, a kind of magnetic switch comprises centring ring 131, is embedded in one first magnetic devices 114, magnetic red device on the described centring ring 131, wherein, described magnetic red device is arranged on the described cylinder 123, and described centring ring 131 is enclosed within the outside of described magnetic red device, by rotating the position of described centring ring 131, described first magnetic devices 114 is opened or closed the magnetic red device.
For example, normally used the time, magnetic switch 116 is selected magnetic switch for use, Fig. 1 for example, shown in Figure 2, a kind of magnetic switch is arranged on the position that lamp socket 104 is connected with cylinder 123, the front end sleeve of cylinder 123 is in the inboard of lamp socket 104, side at the front end of cylinder 123 is provided with the first magnetic contact 139, first magnetic devices 114 is set in the inboard of lamp socket 104, wherein the first magnetic contact 139 is provided with the 114 pairing uses of first magnetic devices with the inboard of lamp socket 104, daily the time, the first magnetic contact 139 on the cylinder 123 and the inboard of lamp socket 104 are provided with first magnetic devices 114, and the two does not overlap up and down on a line, the first magnetic contact 139 on the cylinder 123 of this moment disconnects with power contact, and the LED torch can be not bright; When needs use, with regard to rotary lampholder 104, first magnetic devices 114 is overlapped up and down point-blank with the first magnetic contact 139, the first magnetic contact 116 under the effect of the magnetic of first magnetic devices 114 with power contact 130 closures, this moment, the LED torch powered on.
Wherein the second magnetic contact 115 is provided with the 112 pairing uses of second magnetic devices with the inboard of lamp socket 104, daily the time, the second magnetic contact 115 on the cylinder 123 is provided with second magnetic devices with the inboard of lamp socket 104, and the two does not overlap up and down on two-lines, the second magnetic contact 115 on the cylinder 123 of this moment disconnects with power contact, and the LED torch can be not bright; When needs use, with regard to rotary lampholder 104, second magnetic devices 112 and the second magnetic contact 115 are overlapped up and down on two straight lines, the second magnetic contact 115 under the effect of the magnetic of second magnetic devices 112 with the power contact closure, this moment, the LED torch powered on.
For example, shown in Figure 6, another magnetic water proof switch comprises: one first magnetic devices 136, one second magnetic devices 130, a push button 135, wherein, described second magnetic devices is arranged on the described power contact, described second magnetic devices 130 is integrated with power contact 130, the two is same object in the present embodiment, push button 135 is arranged on the outer surface of cylinder 123, described power contact 130 is arranged on the inner surface of described cylinder 123, first magnetic devices 136 is arranged on the inside of push button 135, common first magnetic devices 136 is arranged on the front end of the inside of push button 135, when pushing push button 135, described push button 135 is moved and change power contact 130 relative positions on the first magnetic material 136 and the cylinder 123, make that power contact 130 covers because of the opposite polarity principle of inhaling mutually on win magnetic material 136 and the cylinder 123, because of the mutual exclusion principle that polarity is identical is opened.
Embodiment 4
In embodiment 1, on the basis of each example, as shown in Figure 5, many positive source lines 301 and many power-polar curves 303 can also be set on the circuit board substrate 202.
Wherein each power circuit can be set to comprise many cathode power supply circuits and many negative power supply circuits, each cathode power supply line is connected with external power supply respectively with each anode power cord, be used to LED light emitting diode 201 that voltage is provided, with each the LED light emitting diode in the assurance LED street lamp and the operate as normal of other electronic devices and components; Other electronic devices and components can be for control module 304 or for preventing the excessive resistance of installing of electric current etc.
Be provided with align more, the negative power supply circuit can be connected with LED light emitting diode and other electronic devices and components respectively, a certainly aligning, when the negative power supply circuit disconnects, do not influencing the operate as normal of other positive and negative electrode power circuits; Also can be with a pair of positive and negative electrode power circuit wherein as main power line, other positive and negative electrode power circuits are as the stand-by power supply line, power line has multiple assurance, makes when main power line disconnects, and does not influence the operate as normal of LED light emitting diode and other electronic devices and components.
Control module 304 can also be set to the single line transmission control module, and the control signal wire of single line transmission of control signals only is a control signal wire 302 of being made up of a lead.
For example: the single line control chip ZQL1111 that single line control module 304 is produced for the Beijing Zhongqing Micro-digit Equipment Development Co., Ltd, the control signal wire transmission of control signals of single line control chip ZQL1111 by forming by a lead, and, according to control signals transmitted, drive 3 different LED light emitting diodes of control.
In above-mentioned each example, described LED light emitting diode, can be OLED (Organiclight-emitting diode, Organic Light Emitting Diode), comprise double-deck A type (double layer-A, DL-A), double-deck Type B (double layer-B, DL-B), three layers of A type (three layer-A, TL-A), three layers of Type B (three layer-B, TL-B), single quantum or MQW (multiplequantumwell, MQW) OLED of structure or the like, the utility model do not make any additional limits to this.Like this, need not backlight, OLED adopts extremely thin coating of organic material and glass substrate, as electric current by the time, OLED will be luminous, has that reaction is fast, in light weight, a thin thickness, simple structure, low cost and other advantages.
For example, described OLED basic structure is an indium tin oxide that links to each other with positive source (ITO), adds another metallic cathode, is bundled into the structure as sandwich.Comprised in the total layer: hole transmission layer (HTL, Hole Transport Layer), luminescent layer (EL, Emitter Layer) and electron transfer layer (ETL, Electron Transport Layer).When the supply appropriate voltage, anodal electric hole will combine in luminescent layer with the negative electrode electric charge, produces light, according to the different RGB three primary colors that produce of its prescription, constitutes basic color.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (10)
1, a kind of LED torch is characterized in that, comprises cylinder and lamp holder, and described lamp holder comprises shell and lamp socket, and described cylinder is connected by jockey with described lamp socket;
At the outer setting fin of described shell, itself and described shell are one-body molded;
The shell of described lamp socket, described fin and described circuit board substrate adopt the same material preparation;
On described lamp socket, fixedly install circuit board substrate, power line, holding wire, at least one LED light emitting diode and control module thereof wherein are set;
One switch is set on described cylinder, is used to control the unlatching and the closure state of the power circuit at described power line place;
The described column body sidewall setting chip that boosts, it connects each LED light emitting diode by described power line, and being used for provides operating voltage to described LED light emitting diode.
2, LED torch according to claim 1 is characterized in that, described lamp socket also is provided with a rete or light collecting part, is used to reflect the light that described LED light emitting diode sends.
3, LED torch according to claim 1 is characterized in that, the described chip that boosts is arranged on the described circuit board substrate, and the described chip that boosts comprises first pin, second pin, three-prong; The negative pole of described first pin and described LED light emitting diode also connects, and the positive pole of described three-prong and described LED light emitting diode also connects, and described second pin is connected with positive source, and described LED light emitting diode also is parallel with electric capacity, is used for filtering.
4, LED torch according to claim 1 is characterized in that, described circuit board substrate also is provided with an inductance, and the one end is connected with first pin of boosting chip, and the other end is connected with the negative pole of described LED light emitting diode.
5, LED torch according to claim 1 is characterized in that, described switch is the magnetic water proof switch, and it comprises: at least one power contact, at least one first magnetic devices, at least one centring ring;
Wherein, described power contact is arranged on the outer surface of described cylinder, described first magnetic devices is arranged on the inside of lamp socket, described centring ring rotates and is arranged on the described cylinder, be used for when rotating described centring ring, control described first magnetic devices and drive described power contact, change the unlatching and the closure state of described power circuit.
6, LED torch according to claim 5 is characterized in that, described centring ring outer rim is polygon or circle.
7, LED torch according to claim 5 is characterized in that, described power contact is provided with a magnetic absorbing unit, is used to adsorb described first magnetic devices, makes described power contact be subjected to described first magnetic devices to control and move; Wherein, described magnetic devices is tagger, stalloy or thin flat thin magnet.
8, LED torch according to claim 5 is characterized in that, described magnetic water proof switch also comprises at least one second magnetic devices, a push button;
Wherein, described second magnetic devices is arranged on the described power contact, and described push button is arranged on the outer surface of described cylinder, and described power contact is arranged on the inner surface of described cylinder, and described first magnetic devices is arranged on the inside of described push button; Be used at described push button during stressed being subjected to displacement, change the position of described first magnetic devices, magneticaction by described first magnetic devices and described second magnetic devices, change the position of described second magnetic devices, drive described power contact, change the unlatching and the closure state of described power circuit.
9, LED torch according to claim 1, it is characterized in that, the position that described cartridge outer surface and described centring ring socket-connect is provided with a circumferential groove, in the described groove sealing ring is housed, the interior edge of described lamp socket is provided with engagement plate, described groove cooperates with described engagement plate intimate by described sealing ring, is used to prevent that liquid from entering in the LED torch.
According to the arbitrary described LED matrix of claim 1 to 9, it is characterized in that 10, described LED light emitting diode is OLED light emitting diode and drives structure thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201049931U CN201354946Y (en) | 2009-01-14 | 2009-01-14 | LED flashlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201049931U CN201354946Y (en) | 2009-01-14 | 2009-01-14 | LED flashlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201354946Y true CN201354946Y (en) | 2009-12-02 |
Family
ID=41411287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201049931U Expired - Fee Related CN201354946Y (en) | 2009-01-14 | 2009-01-14 | LED flashlight |
Country Status (1)
| Country | Link |
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| CN (1) | CN201354946Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539242B (en) * | 2009-01-14 | 2012-10-03 | 深圳市中庆微科技开发有限公司 | LED flashlight |
| US10341472B2 (en) | 2016-03-14 | 2019-07-02 | Zte Corporation | Waterproof push-button switch for mobile terminal, and mobile terminal |
-
2009
- 2009-01-14 CN CNU2009201049931U patent/CN201354946Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539242B (en) * | 2009-01-14 | 2012-10-03 | 深圳市中庆微科技开发有限公司 | LED flashlight |
| US10341472B2 (en) | 2016-03-14 | 2019-07-02 | Zte Corporation | Waterproof push-button switch for mobile terminal, and mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091202 Termination date: 20140114 |