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.

Date of Patent:
Dec. 03, 2002

Filed:

Nov. 27, 2001
Applicant:
Inventor:

Young-Tack Cho, Suwon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/00 ;
U.S. Cl.
CPC ...
H02M 1/00 ;
Abstract

An apparatus for supplying auxiliary power to a portable electric device includes a casing, a battery removably accommodated in the casing, a winding unit winding and unwinding an electric wire through which electric power from the battery is supplied to the electric device, rotating forward and backward in the casing, and a contact member provided in the winding unit, including a movable contact electrically connected to the electric wire, and a secured contact electrically connected to the battery and constantly contacted with the movable contact. With this configuration, there is provided an apparatus for supplying auxiliary power to portable electric devices, which can be promptly connected to the portable electric devices and supply electric power thereto, and is convenient to carry.


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