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:
Aug. 21, 2001

Filed:

Nov. 24, 2000
Applicant:
Inventors:

Ji-Young Lee, Ahnyang, KR;

Sung-Sik Park, Seoul, KR;

Ki-Seon Kim, Suwon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 1/500 ;
U.S. Cl.
CPC ...
H01H 1/500 ;
Abstract

A power supply apparatus is provided, which includes a power supply section, a switch device having at least two microswitches, and a microcontroller. The switch device further includes an assembly holder, and a printed circuit board accommodating the microswitches thereon, a pushbutton with at least two legs, and elastic member. The microcontroller controls the power supply section in accordance with the states of the microswitches. The microcontroller determines erroneous operation of a pushbutton.


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