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:
Nov. 02, 2010

Filed:

Aug. 20, 2008
Applicants:

Zhan-wu LI, Shenzhen, CN;

Lin-kun Ding, Shenzhen, CN;

Shih-fang Wong, Taipei Hsien, TW;

De-hua Tong, Shenzhen, CN;

Inventors:

Zhan-Wu Li, Shenzhen, CN;

Lin-Kun Ding, Shenzhen, CN;

Shih-Fang Wong, Taipei Hsien, TW;

De-Hua Tong, Shenzhen, CN;

Assignees:

Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electrical receptacle to prevent injuries deduced by misoperation is provided in the present invention. The electrical receptacle includes a power socket, a direct current (DC) power supply, a detecting switch, a controller, and a relay form a circuit loop for detecting whether a power plug is inserted into the power socket. The detecting switch is placed under the power socket without any electrical connection with the power socket. A live wire is connected to the power socket via a switch of the relay and a neutral wire is connected to the power socket directly. The switch of the relay closes on condition of the relay is electrified by the DC power supply.


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