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Patent Searching and Data


Title:
TRANSMITTER ATTACHED KEY IN KEYLESS ENTRY SYSTEM
Document Type and Number:
Japanese Patent JP2003049568
Kind Code:
A
Abstract:

To provide a transmitter attached key in a keyless entry system capable of ensuring dependability of locking or unlocking operation of a door as well as the elimination of a buttery replacement.

An ignition key 1 includes a key body 2, a transmitter 3 incorporated into a grip part 2a of the key body 2 and a battery 4 for supplying electric power to the transmitter 3 incorporated into the grip part 2a. When the key body 2 of the ignition key 1 is inserted into a key groove 5 on the side of a vehicle, a charging terminal 6 on a negative side of the ignition key 1 side is connected to the charging terminal on a charging device side provided to the inside of the key groove 5 and, at the same time, a charging terminal 7 on a positive side thereof is connected to a charging terminal 8 on the charging device side.


Inventors:
YAJIMA ARITSUGU
TANAKA KAZUAKI
YAMAGUCHI AKIRA
Application Number:
JP2001000239611
Publication Date:
February 21, 2003
Filing Date:
August 07, 2001
Export Citation:
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Assignee:
SEIKO EPSON CORP
International Classes:
E05B19/00; (IPC1-7): E05B19/00
Attorney, Agent or Firm:
上柳 雅誉 (外2名)