The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 20, 2010
Filed:
Apr. 04, 2006
Dae-young Youn, Daejeon, KR;
Hyun-june Kim, Daejeon, KR;
Dae-Young Youn, Daejeon, KR;
Hyun-June Kim, Daejeon, KR;
Other;
Abstract
The present invention relates to a power supply apparatus, more particularity to a universal power supply apparatus which is applicable to various portable electronics devices made by different manufacturers and having different functions by selecting a tip having a shape suited for the portable electronic devices. The universal power supply apparatus of the present invention comprises a keyway () having the information on a mechanical key () which can select a voltage suited for the portable electronic devices and combined with a tip () and the key () and an output converting section () being capable of converting ON/OFF information of the keyway () into an output. The keyway can covert the mechanical information of key into the electrical information.