Portable USB card reading universal charger

A card reader and card reading technology, applied in the direction of current collectors, secondary battery charging/discharging, instruments, etc., can solve the problem of single function of universal chargers, improve applicability and versatility, and facilitate polarity conversion , to ensure the effect of continuity

Inactive Publication Date: 2009-11-25
杨邦照
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The technical problem to be solved by the present invention is to provide a universal charger with a card-reading function with a USB card-reading connector in view of the single-function defect of the universal charger in the prior art

Method used

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  • Portable USB card reading universal charger
  • Portable USB card reading universal charger
  • Portable USB card reading universal charger

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Embodiment Construction

[0018] The invention provides a portable universal charger with a USB card reader connector. The invention has the advantages of breaking through the single charging function of the existing charger, and can automatically switch the polarity of the charged battery. The USB interface is equipped with a universal charging function, card reading, information transmission and storage functions. Lightweight and exquisite, easy to carry.

[0019] Such as figure 1 Shown is the visual appearance of the USB card reader universal charger in the non-charging state, including the main view of the product figure 1 b. Rear view figure 1 d. Left view figure 1 c. Right view figure 1 a. Three-dimensional figure 1 g and 1h, looking up figure 1 e and looking down figure 1 f. The three-dimensional view is a front oblique view and a reverse oblique view of the USB card reader connector in a non-charging state.

[0020] Such as figure 2 Shown are the six views of the USB card reader univ...

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Abstract

The invention relates to a portable USB card reading universal charger which has the advantages of small volume, light weight and delicacy, can be used as a key ring pendant, is suitable for charging various batteries and has multiple functions. The portable USB card reading universal charger comprises a shell, a charging circuit and a USB connector, wherein the charging circuit is arranged in the shell, and the USB connector is arranged on the shell. The USB card reading connector can lead a memory card, an SD card, a TF card, and the like in and out, has the information transfer and storage functions and can charge the battery. A USB interface is connected with a computer or a power supply, and the portable USB card reading universal charger can output 5V of voltage, is safe and reliable and breaks a 220V converting mode of the prior charger. The charging circuit comprises a charging protection circuit and an automatic polarity converting circuit, well protects the battery during charging and can automatically distinguish a positive pole and a negative pole of the battery.

Description

technical field [0001] The invention relates to a universal charger, more specifically, a small, lightweight and portable universal charger with a USB card reading function. Background technique [0002] At present, with China's accession to the WTO, the concept of "global village" is familiar, the development of the domestic economy and the acceleration of global economic integration, the continuous improvement of information technology in the knowledge economy, the improvement of consumers' living standards, domestic and foreign mobile phones, MP3, digital cameras The number of users such as cameras, computers, etc. is gradually increasing, and the electrical products put into the market are becoming more and more diversified. However, the frequency of replacement of the above-mentioned products is relatively fast, and batteries and chargers are also of various varieties, flooding the market. [0003] For the convenience of travel, use and replacement, consumers at home an...

Claims

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Application Information

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IPC IPC(8): H01M10/44H02J7/00H02H7/18G06K7/00G06K17/00H01R12/16H01R12/51
CPCY02E60/12Y02E60/10
Inventor 杨邦照
Owner 杨邦照
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