Electrical connectors – Convertible by internal change to selectively cooperate with... – Coupling part
Reexamination Certificate
2011-05-24
2011-05-24
Chung Trans, Xuong M (Department: 2833)
Electrical connectors
Convertible by internal change to selectively cooperate with...
Coupling part
C439S518000
Reexamination Certificate
active
07946868
ABSTRACT:
A power adapter having a replaceable and rotatable plug has a body having an annular chamber, two conducting elements inside the annular chamber, four channels recessed on a top thereof to communicate with the annular chamber, and an engagement slot abutting each of the four channels; and a hollow plug having two intermediate conducting elements, a cylinder protruding beyond a bottom of the plug and received in the annular chamber, four arced holes communicating with an inner portion of the plug, four engagement blocks protruding from a cylindrical periphery to respectively correspond to the four channels and four engagement slots, and at least two prongs mounted on a top thereof, one end of each of the two prongs penetrating through the plug to electrically connect with corresponding intermediate conducting elements. Given the aforementioned structure, the plug can be replaced and selectively oriented with respect to the body.
REFERENCES:
patent: 4973827 (1990-11-01), Nozaki
patent: 5613863 (1997-03-01), Klaus et al.
patent: 5634806 (1997-06-01), Hahn
patent: 5744934 (1998-04-01), Wu
patent: 5848907 (1998-12-01), Chen
patent: 5997310 (1999-12-01), Chiu et al.
patent: 6039608 (2000-03-01), Amero, Jr. et al.
patent: 6089921 (2000-07-01), Chou
patent: 6109977 (2000-08-01), Baxter et al.
patent: 6227888 (2001-05-01), Hahn
patent: 6328581 (2001-12-01), Lee et al.
patent: 6332794 (2001-12-01), Tzeng Jeng
patent: 6364716 (2002-04-01), Seo
patent: 6371815 (2002-04-01), Wetzel et al.
patent: 6520787 (2003-02-01), Lott
patent: 6544058 (2003-04-01), Chang
patent: 6592386 (2003-07-01), Teng et al.
patent: 6595782 (2003-07-01), Hsiao
patent: 6638074 (2003-10-01), Fisher
patent: 6669495 (2003-12-01), Philips et al.
patent: 6749451 (2004-06-01), Schmitt
patent: 6773282 (2004-08-01), Alvey
patent: 6793499 (2004-09-01), Chen
patent: 6821134 (2004-11-01), Chen
patent: 6845023 (2005-01-01), Philips et al.
patent: 6884125 (2005-04-01), Chen
patent: 6923667 (2005-08-01), Chen
patent: 6942508 (2005-09-01), Wong
patent: 6988903 (2006-01-01), Cheng
patent: 7008246 (2006-03-01), Zhuge
patent: 7066767 (2006-06-01), Liao
patent: 7168969 (2007-01-01), Wang
patent: 7273384 (2007-09-01), So
patent: 7632137 (2009-12-01), Ma et al.
patent: 7874853 (2011-01-01), Chiang et al.
patent: 2003/0211767 (2003-11-01), Philips et al.
patent: 2005/0136717 (2005-06-01), Lai
patent: 2005/0176281 (2005-08-01), Zhuge
patent: 2006/0068608 (2006-03-01), McFadden
patent: 2006/0141842 (2006-06-01), Sauer
Chung Trans Xuong M
Kamrath Alan
Kamrath & Associates PA
Leader Electronics Inc.
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