WO2012071978A1 - Electronic pen with supercapacitor - Google Patents

Electronic pen with supercapacitor Download PDF

Info

Publication number
WO2012071978A1
WO2012071978A1 PCT/CN2011/082133 CN2011082133W WO2012071978A1 WO 2012071978 A1 WO2012071978 A1 WO 2012071978A1 CN 2011082133 W CN2011082133 W CN 2011082133W WO 2012071978 A1 WO2012071978 A1 WO 2012071978A1
Authority
WO
WIPO (PCT)
Prior art keywords
supercapacitor
pen
electronic pen
battery
charging
Prior art date
Application number
PCT/CN2011/082133
Other languages
French (fr)
Chinese (zh)
Inventor
鲍炜
Original Assignee
南京方瑞科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 南京方瑞科技有限公司 filed Critical 南京方瑞科技有限公司
Priority to RU2013117278/08U priority Critical patent/RU152332U1/en
Priority to BR212013013178U priority patent/BR212013013178U2/en
Publication of WO2012071978A1 publication Critical patent/WO2012071978A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus

Definitions

  • the utility model relates to an electronic pen, in particular to an electronic pen using an ultra-capacitor for an electronic whiteboard.
  • the electronic pen used in the electronic whiteboard needs to process the sensor and the switching signal, and transmits the signal through the light emitting tube or the radio frequency transmitting component, so there must be a power supply.
  • the prior art practice is to use a disposable battery or a rechargeable battery as a power source.
  • ordinary batteries or rechargeable batteries has the following disadvantages: 1. Ordinary batteries or rechargeable batteries have serious environmental pollution during production and after disposal; 2. Ordinary batteries are expensive to use as consumables, in order to facilitate battery replacement The structure is more complicated; 3. The battery has hidden dangers of transportation and storage; 4. The rechargeable battery has a short service life, and the capacity is rapidly decreased in the later stage of use.
  • Supercapacitors also known as farad capacitors and battery capacitors, are electric double layer capacitors. Their main features are: large capacity, fast charging speed, long cycle life, no memory effect, high energy conversion efficiency, higher power density than batteries, and products. There is no pollution in the composition, production, use, storage, and dismantling of raw materials.
  • the electronic pen using the supercapacitor of the present invention introduces a super capacitor to replace the battery as a power source of the pen, and realizes charging through a socket or a charging cable.
  • An electronic pen using a supercapacitor comprising a casing, a control circuit board, and a signal transmitter, characterized in that it further comprises one or a group of super capacitors connected to the control circuit board for power supply.
  • the above-described electronic pen using a supercapacitor further characterized in that it further comprises a power socket connected to the control circuit board for charging the super capacitor; or a charging coil is connected to the control circuit board Charging the supercapacitor.
  • the electronic pen provided by the utility model using the super capacitor has the beneficial effects: since the battery is not used, the pollution hazard is avoided, and there is no consumable cost, and the safety hazard of transportation and storage is also avoided. Because the performance of the supercapacitor is very stable, and the number of charge and discharge times is almost infinite, the life of the pen is long; since the battery replacement is not necessary, the structure of the pen is simple; in addition, the weight of the supercapacitor is much smaller than that of the same volume, so The pen is light in weight.
  • FIG. 1 is a schematic structural view of an electronic pen according to an embodiment of the present invention
  • FIG. 2 is a circuit block diagram of the electronic pen of the above embodiment
  • housing 1 signal transmitter 2, control circuit board 3, super capacitor 4, power socket 5, constant current circuit 6, voltage conversion circuit 7, signal detection and transmission circuit 8.
  • FIG. 1 is a schematic structural view showing a specific embodiment of an electronic pen using a supercapacitor of the present invention.
  • the housing 1 is a pen-shaped injection molding structure, and the signal transmitter 2 is Instruction manual
  • An infrared transmitting tube is connected to an output of the signal detecting and transmitting circuit 8 on the control circuit board 3, the power socket 5 is connected to the control circuit board 3, and the super capacitor 4 is also connected to the control circuit board 3.
  • Fig. 2 is a circuit block diagram of the electronic pen of the above embodiment.
  • the power socket 5 is a Mini USB socket, and its VBus pin is connected to a constant current circuit 6, and its constant current output can safely charge the super capacitor 4;
  • the super capacitor 4 is composed of two 15 farads.
  • a supercapacitor having a working voltage of 2.7 V is connected in series; the anode of the supercapacitor 4 is connected to a high efficiency DC/DC voltage converting circuit 7, thereby outputting a stable voltage of about 2 V for the signal detecting transmitting circuit 8 to operate.
  • the signal detecting transmitting circuit 8 described therein is a signal detecting transmitting circuit in the prior art electronic pen.
  • the output current of the constant current circuit 6 is set to about 400 mA, and the maximum operating current of the signal pen is about 50 mA.
  • the USB pen is charged by the USB port of the computer for 1 minute, and the electronic pen can be continuously operated. About 1000 seconds, and the actual working time of the pen is about 1/10 to 1/3 of the total usage time, so the 1 minute charging can be used for the electronic pen for more than 1 hour, which is completely practical.
  • the charging is performed by means of a Mini USB socket, which is structurally clean and low in cost, and is convenient for quick charging by a PC or a notebook computer.
  • a Mini USB socket which is structurally clean and low in cost, and is convenient for quick charging by a PC or a notebook computer.
  • other sockets can also be used.
  • an electrode can be arranged on the outer side of the pen case, and a charging stand is provided.
  • a probe is arranged on the charging stand, and the pen is inserted into the charging stand, so that the probe of the charging stand is in contact with the electrode on the pen.
  • Charging It is also possible to set a charging cable ⁇ in the pen, and connect it to the circuit board instead of the above charging socket.
  • a charging stand capable of generating an alternating electromagnetic field is additionally provided, and the pen is inserted into the charging seat during charging, so that the charging wire in the pen passes through the electromagnetic Coupling produces current, after Instruction manual
  • the rectification is performed to charge the supercapacitor.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

An electronic pen is provided, and particularly, an electronic pen with a supercapacitor for an electronic white board is provided. The supercapacitor which is charged by a socket or a charging coil is introduced for replacing a battery and is used as the power supply of the pen. The electronic pen with the supercapacitor has the beneficial effects that since the battery is not used, the potential pollution hazards are avoided, no consumable cost exists, and the potential safety hazards in transportation and storage can also be avoided; since the performance of the supercapacitor is very stable and the chargeable times and dischargeable times of the supercapacitor are almost unlimited, the service life of the pen is long; since the replacement of the battery is not required to be taken into account, the structure of the pen is simple; and moreover, since the weight of the supercapacitor is far less than the weight of the battery with the same volume, the weight of the pen is light.

Description

说明书 采用超级电容器的电子笔 技术领域  Manual Electronic pen with super capacitor Technical field
本实用新型涉及一种电子笔，尤其是一种用于电子白板的采用超 级电容器的电子笔。  The utility model relates to an electronic pen, in particular to an electronic pen using an ultra-capacitor for an electronic whiteboard.
技术背景  technical background
用于电子白板的电子笔都需要进行传感器、 开关信号的处理， 并 通过光发射管或射频发射部件进行信号发射， 因此必须有电源供应。 现有技术的做法是采用一次性电池或可充电电池作为电源。但采用普 通电池或可充电电池， 有以下缺点： 1.普通电池或充电电池在生产过 程中和废弃后有严重的环境污染； 2.普通电池作为耗材使用费用较 高， 为了便于电池更换笔的结构较复杂； 3.电池存在运输和存储的安 全隐患； 4.充电电池的使用寿命较短， 在使用的后期容量迅速下降。  The electronic pen used in the electronic whiteboard needs to process the sensor and the switching signal, and transmits the signal through the light emitting tube or the radio frequency transmitting component, so there must be a power supply. The prior art practice is to use a disposable battery or a rechargeable battery as a power source. However, the use of ordinary batteries or rechargeable batteries has the following disadvantages: 1. Ordinary batteries or rechargeable batteries have serious environmental pollution during production and after disposal; 2. Ordinary batteries are expensive to use as consumables, in order to facilitate battery replacement The structure is more complicated; 3. The battery has hidden dangers of transportation and storage; 4. The rechargeable battery has a short service life, and the capacity is rapidly decreased in the later stage of use.
超级电容器也称法拉电容器、 电池电容器， 属于双电层电容器， 其主要特点有： 容量大， 充电速度快， 循环使用寿命长， 没有记忆效 应， 能量转换效率高， 功率密度高于电池，产品的原材料构成、生产、 使用、 储存、 以及拆解过程均没有污染。  Supercapacitors, also known as farad capacitors and battery capacitors, are electric double layer capacitors. Their main features are: large capacity, fast charging speed, long cycle life, no memory effect, high energy conversion efficiency, higher power density than batteries, and products. There is no pollution in the composition, production, use, storage, and dismantling of raw materials.
发明内容  Summary of the invention
本实用新型的目的是克服上述现有技术的缺点，提供一种可以不 使用电池的电子笔。  SUMMARY OF THE INVENTION It is an object of the present invention to overcome the above-discussed shortcomings of the prior art and to provide an electronic pen that can be used without a battery.
为达到上述目的，本实用新型的采用超级电容器的电子笔引入了 超级电容器来代替电池作为笔的电源， 通过插座或充电线圏实现充 说明书 In order to achieve the above object, the electronic pen using the supercapacitor of the present invention introduces a super capacitor to replace the battery as a power source of the pen, and realizes charging through a socket or a charging cable. Instruction manual
电。 其具体技术方案为： 一种采用超级电容器的电子笔， 包括壳体、 控制电路板、 信号发射器， 其特征在于， 还包括一个或一组超级电容 器连接到控制电路板用于电源供应。 Electricity. The specific technical solution is: An electronic pen using a supercapacitor, comprising a casing, a control circuit board, and a signal transmitter, characterized in that it further comprises one or a group of super capacitors connected to the control circuit board for power supply.
上述的采用超级电容器的电子笔， 其进一步特征在于， 它还包括 一个电源插座连接到所述控制电路板用于所述超级电容器的充电；或 者， 一个充电线圏连接到所述控制电路板用于所述超级电容器的充 电。  The above-described electronic pen using a supercapacitor, further characterized in that it further comprises a power socket connected to the control circuit board for charging the super capacitor; or a charging coil is connected to the control circuit board Charging the supercapacitor.
采用了上述技术方案以后，本实用新型提供的采用超级电容器的 电子笔有这样的有益效果： 由于不使用电池， 避免了污染隐患， 且没 有任何耗材成本， 同时也避免了运输和储存的安全隐患； 由于超级电 容器的性能非常稳定， 且充放电次数近乎无限， 所以笔的寿命长； 由 于不需要考虑电池更换， 所以笔的结构筒单； 另外， 超级电容器重量 远远小于同样体积的电池， 所以笔的重量轻。  After adopting the above technical solution, the electronic pen provided by the utility model using the super capacitor has the beneficial effects: since the battery is not used, the pollution hazard is avoided, and there is no consumable cost, and the safety hazard of transportation and storage is also avoided. Because the performance of the supercapacitor is very stable, and the number of charge and discharge times is almost infinite, the life of the pen is long; since the battery replacement is not necessary, the structure of the pen is simple; in addition, the weight of the supercapacitor is much smaller than that of the same volume, so The pen is light in weight.
附图说明  DRAWINGS
图 1是本实用新型的一个实施例的电子笔的结构示意图； 图 2是上述实施例的电子笔的电路原理框图；  1 is a schematic structural view of an electronic pen according to an embodiment of the present invention; FIG. 2 is a circuit block diagram of the electronic pen of the above embodiment;
图中： 壳体 1 , 信号发射器 2, 控制电路板 3 , 超级电容器 4, 电 源插座 5 , 恒流电路 6, 电压变换电路 7 , 信号检测和发射电路 8。  In the figure: housing 1, signal transmitter 2, control circuit board 3, super capacitor 4, power socket 5, constant current circuit 6, voltage conversion circuit 7, signal detection and transmission circuit 8.
具体实施方式  detailed description
下面结合附图和实施例对本实用新型作进一步描述。  The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
图 1 给出了本实用新型的采用超级电容器的电子笔的一种具体 实施例的结构示意图。 壳体 1是一个笔状注塑结构， 信号发射器 2是 说明书 FIG. 1 is a schematic structural view showing a specific embodiment of an electronic pen using a supercapacitor of the present invention. The housing 1 is a pen-shaped injection molding structure, and the signal transmitter 2 is Instruction manual
一个红外发射管， 它连接到控制电路板 3上的信号检测和发射电路 8 的一个输出端， 电源插座 5连接到控制电路板 3, 超级电容器 4也连 接到控制电路板 3。 An infrared transmitting tube is connected to an output of the signal detecting and transmitting circuit 8 on the control circuit board 3, the power socket 5 is connected to the control circuit board 3, and the super capacitor 4 is also connected to the control circuit board 3.
图 2是上述实施例的电子笔的电路原理框图。 在图中， 电源插座 5是一个 Mini USB插座， 它的 VBus引脚连接到一个恒流电路 6, 其 恒流输出可对超级电容器 4进行安全的充电；超级电容器 4是由两个 15法拉， 工作电压 2.7V的超级电容器串连组成； 超级电容器 4的正 极连接到一个高效率的 DC/DC电压变换电路 7, 从而输出一个约 2V 的稳定电压供信号检测发射电路 8工作。其中所述的信号检测发射电 路 8是现有技术的电子笔中的信号检测发射电路。上述恒流电路 6的 输出电流设定为 400mA左右， 信号笔的最大工作电流约为 50mA, 这样用计算机的 USB口通过一个 Mini USB线进行充电 1分钟，就可 以供所述的电子笔连续工作约 1000秒钟， 而实际操作中笔工作时间 约为总使用时间的 1/10 到 1/3 ,因此 1分钟的充电可以供电子笔使用 1小时以上， 完全具有实用意义。  Fig. 2 is a circuit block diagram of the electronic pen of the above embodiment. In the figure, the power socket 5 is a Mini USB socket, and its VBus pin is connected to a constant current circuit 6, and its constant current output can safely charge the super capacitor 4; the super capacitor 4 is composed of two 15 farads. A supercapacitor having a working voltage of 2.7 V is connected in series; the anode of the supercapacitor 4 is connected to a high efficiency DC/DC voltage converting circuit 7, thereby outputting a stable voltage of about 2 V for the signal detecting transmitting circuit 8 to operate. The signal detecting transmitting circuit 8 described therein is a signal detecting transmitting circuit in the prior art electronic pen. The output current of the constant current circuit 6 is set to about 400 mA, and the maximum operating current of the signal pen is about 50 mA. Thus, the USB pen is charged by the USB port of the computer for 1 minute, and the electronic pen can be continuously operated. About 1000 seconds, and the actual working time of the pen is about 1/10 to 1/3 of the total usage time, so the 1 minute charging can be used for the electronic pen for more than 1 hour, which is completely practical.
上述实施例中， 充电采用了 Mini USB插座充电的方式， 这种方 式结构筒洁， 成本低， 方便通过 PC或笔记本计算机进行快速充电。 但也可以采用其它的插座， 如可以在笔壳体的外侧设置电极， 另设充 电座， 充电座上设探针， 将笔插入充电座， 使充电座的探针与笔上的 电极接触实现充电。 也可以在笔内设置充电线圏， 连到电路板上代替 上述的充电插座， 同时另设能产生交流电磁场的充电座， 充电时将笔 插入充电座内，使笔内的充电线圏通过电磁耦合作用产生电流， 经过 说明书 In the above embodiment, the charging is performed by means of a Mini USB socket, which is structurally clean and low in cost, and is convenient for quick charging by a PC or a notebook computer. However, other sockets can also be used. For example, an electrode can be arranged on the outer side of the pen case, and a charging stand is provided. A probe is arranged on the charging stand, and the pen is inserted into the charging stand, so that the probe of the charging stand is in contact with the electrode on the pen. Charging. It is also possible to set a charging cable 笔 in the pen, and connect it to the circuit board instead of the above charging socket. At the same time, a charging stand capable of generating an alternating electromagnetic field is additionally provided, and the pen is inserted into the charging seat during charging, so that the charging wire in the pen passes through the electromagnetic Coupling produces current, after Instruction manual
整流从而对所述的超级电容器进行充电。 The rectification is performed to charge the supercapacitor.
虽然本实用新型已以较佳实施例公开如上，但它们及其附图并不 是用来限定本实用新型， 任何熟悉此技艺者， 在不脱离本实用新型之 精神和范围内， 自当可作各种变化或润饰， 同样在本实用新型的保护 范围之内。因此本实用新型的保护范围应当以本申请的权利要求保护 范围所界定的为准。  Although the present invention has been disclosed in the above preferred embodiments, the present invention and the accompanying drawings are not intended to limit the present invention, and any one skilled in the art can be made without departing from the spirit and scope of the present invention. Various changes or modifications are also within the scope of the present invention. Therefore, the scope of protection of the present invention should be defined by the scope of the claims of the present application.

Claims

权利要求书 Claim
1. 一种采用超级电容器的电子笔， 包括壳体、 控制电路板、 信号发 射器， 其特征在于， 还包括一个或一组超级电容器连接到控制电 路板用于电源供应。  An electronic pen using a supercapacitor, comprising a housing, a control circuit board, and a signal transmitter, further comprising one or a group of supercapacitors connected to the control circuit board for power supply.
2. 根据权利要求 1 所述的采用超级电容器的电子笔， 其特征在于， 它还包括电源插座， 所述电源插座连接到所述控制电路板用于所 述超级电容器的充电。  2. The electronic pen using a supercapacitor according to claim 1, further comprising a power socket connected to the control circuit board for charging the super capacitor.
3. 根据权利要求 1 所述的采用超级电容器的电子笔， 其特征在于， 它还包括充电线圏， 所述充电线圏连接到所述控制电路板用于所 述超级电容器的充电。  3. The electronic pen using a supercapacitor according to claim 1, further comprising a charging coil, the charging coil being connected to the control circuit board for charging the super capacitor.
4. 根据权利要求 2所述的采用超级电容器的电子笔， 其特征在于， 所述电源插座是一个 mini USB 插座。  4. The electronic pen using a supercapacitor according to claim 2, wherein the power socket is a mini USB socket.
5. 根据权利要求 1至 4任一所述的采用超级电容器的电子笔， 其特 征在于， 所述壳体是一个笔状注塑结构， 所述信号发射器是一个 红外发射管。  The electronic pen using a supercapacitor according to any one of claims 1 to 4, wherein the housing is a pen-shaped injection molding structure, and the signal transmitter is an infrared emission tube.
PCT/CN2011/082133 2010-11-29 2011-11-14 Electronic pen with supercapacitor WO2012071978A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RU2013117278/08U RU152332U1 (en) 2010-11-29 2011-11-14 SUPERCAPACITOR ELECTRONIC HANDLE
BR212013013178U BR212013013178U2 (en) 2010-11-29 2011-11-14 electronic pen with supercapacitor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201020629312.6 2010-11-29
CN 201020629312 CN201853204U (en) 2010-11-29 2010-11-29 Electronic pen using super capacitor

Publications (1)

Publication Number Publication Date
WO2012071978A1 true WO2012071978A1 (en) 2012-06-07

Family

ID=44095591

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/082133 WO2012071978A1 (en) 2010-11-29 2011-11-14 Electronic pen with supercapacitor

Country Status (4)

Country Link
CN (1) CN201853204U (en)
BR (1) BR212013013178U2 (en)
RU (1) RU152332U1 (en)
WO (1) WO2012071978A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI505147B (en) * 2013-07-03 2015-10-21 Kye Systems Corp Pen-shape sensing input device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201853204U (en) * 2010-11-29 2011-06-01 南京方瑞科技有限公司 Electronic pen using super capacitor
CN103218063B (en) * 2012-01-19 2016-04-20 南京方瑞科技有限公司 Two super capacitor light pen circuit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7170301B1 (en) * 2005-08-12 2007-01-30 Hong Fu Jin Precision Industry (Shen Zhen) Co., Ltd. Touch sensing apparatus
CN200956169Y (en) * 2006-09-29 2007-10-03 刘建生 Wireless transmitting pen
CN101634910A (en) * 2009-07-06 2010-01-27 深圳市巨龙科教高技术股份有限公司 Electronic pen using super capacitor as power source
CN201853204U (en) * 2010-11-29 2011-06-01 南京方瑞科技有限公司 Electronic pen using super capacitor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7170301B1 (en) * 2005-08-12 2007-01-30 Hong Fu Jin Precision Industry (Shen Zhen) Co., Ltd. Touch sensing apparatus
CN200956169Y (en) * 2006-09-29 2007-10-03 刘建生 Wireless transmitting pen
CN101634910A (en) * 2009-07-06 2010-01-27 深圳市巨龙科教高技术股份有限公司 Electronic pen using super capacitor as power source
CN201853204U (en) * 2010-11-29 2011-06-01 南京方瑞科技有限公司 Electronic pen using super capacitor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI505147B (en) * 2013-07-03 2015-10-21 Kye Systems Corp Pen-shape sensing input device

Also Published As

Publication number Publication date
BR212013013178U2 (en) 2018-05-15
CN201853204U (en) 2011-06-01
RU152332U1 (en) 2015-05-20

Similar Documents

Publication Publication Date Title
JP2021106489A (en) Charger
CN206410749U (en) A kind of intellectual water meter
WO2012071978A1 (en) Electronic pen with supercapacitor
CN203691018U (en) Portable multi-mode charge and discharge power source device
CN203434700U (en) Multifunctional electronic-cigarette wireless charging device and electronic cigarette
CN203288115U (en) A wireless electronic pointer
CN104578360A (en) Portable diversified-generating charger baby
CN202737511U (en) Power supply control device and electronic device
CN203387291U (en) Novel multifunctional passive charger
CN105472119A (en) Touch screen mobile phone capable of being automatically charged
CN204254457U (en) The flash lamp of one kind of multiple power supply modes
CN203674776U (en) Novel solar energy lithium battery uninterrupted power source
CN207218288U (en) A portable energy storage power supply
CN202957648U (en) Power supply module for fault indicator
CN201699438U (en) Split photovoltaic power case
CN201639313U (en) Multifunctional portable solar electric box
CN104600789A (en) Portable hand-operated power supply device
CN203352223U (en) A portable multifunctional low-power emergency power supply
CN202422039U (en) Chargeable white board electronic pen
CN204390613U (en) A kind of Multi-function electronic desk calendar
CN205335889U (en) Adjustable power charge -discharge ware based on TL494
CN203434723U (en) Switching power supply adapter with charging function
CN203466610U (en) Hand-operated generator
CN202309128U (en) Portable solar power supply
CN203589770U (en) Mobile power supply equipped with LED illumination

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11845191

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11845191

Country of ref document: EP

Kind code of ref document: A1

REG Reference to national code

Ref country code: BR

Ref legal event code: B01A

Ref document number: 212013013178

Country of ref document: BR

ENP Entry into the national phase

Ref document number: 212013013178

Country of ref document: BR

Effective date: 20130528