Portable electronic key

Details Portable electronic key Portable electronic key

2006-02-16

2008-09-09

Duong, Hung V (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C340S502000, C345S168000, C084S720000

Reexamination Certificate

active

07423867

ABSTRACT:
A portable electronic key easily findable even if dropped into water. The portable electronic key includes an upper cover and a lower cover, a hermetically sealed space is formed, in which electrical equipment such as a board, a battery, and an antenna are arranged. The upper cover and the lower cover are formed of foam resin, and a grain pattern is given to surfaces thereof. A specific gravity of the entire electronic key is set at 1 or less, thus enabling the portable electronic key to float on the surface of the water.

REFERENCES:
patent: 4436993 (1984-03-01), Flies
patent: 2004/0027236 (2004-02-01), Zhai
patent: 2006/0238296 (2006-10-01), Konno
patent: 2004-114860 (2004-04-01), None
patent: 2004-276760 (2004-10-01), None

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