Electrical connectors – With indicating or identifying provision – Connection indicating provision
Reexamination Certificate
2007-08-07
2007-08-07
Dinh, Phuong (Department: 2839)
Electrical connectors
With indicating or identifying provision
Connection indicating provision
C362S800000
Reexamination Certificate
active
11435902
ABSTRACT:
A key management system comprises a sleeve; a plug cover having a part embedded into a rear end of the sleeve; an encoding chip connected to a positive conductive cambered sheet and a negative conductive cambered sheet; an insulating seat having an annular post; a conduit installed at a front side of the insulating seat; a retaining threaded ring installed around an outer periphery of the insulating seat; a front end of the conduit being inserted into the through hole of the retaining threaded ring; an insulating rubber plug installed at a front end of the conduit; a conductive head installed at a front end of the insulating rubber plug; and a conductive rod passing through the positive conductive cambered sheet, the insulating seat, the negative conductive cambered sheet, the conduit, the insulating rubber plug, and the conductive head.
REFERENCES:
patent: 5634711 (1997-06-01), Kennedy et al.
patent: 5673996 (1997-10-01), Ducker
patent: 6802620 (2004-10-01), Galli
patent: 2003/0095408 (2003-05-01), Opolka
patent: 2004/0170014 (2004-09-01), Pritchard et al.
Chen Shieh-Hwei Lee
Kaoh Andy
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