Title:
KEY WITH DISPLAY FUNCTION AND DOOR OPENED/CLOSED STATE CONFIRMING SYSTEM
Document Type and Number:
Japanese Patent JP2004270195
Kind Code:
A
Abstract:
To simply confirm the locking status of a person's own house from a key always carried in his going out.
This key 1 receives a signal showing the unlocking state or the locking state from a door through a terminal 36 of a key part. In a display part 13, in the unlocking state, a red light emitting element 31 is lighted to indicate, and in the locking state, a blue light emitting element 33 is lighted to indicate. The key 1 is informed of the locking or unlocking state of the door confirmed on the door and dwelling house side by radio communication. The key 1 lights the light emitting element according to the locking or unlocking state on receiving the information as described above.
Inventors:
HAYAKAWA YOSHIKAZU
Application Number:
JP2003059461A
Publication Date:
September 30, 2004
Filing Date:
March 06, 2003
Export Citation:
Assignee:
KUREO KK
International Classes:
E05B19/22; B60R25/104; B60R25/20; B60R25/30; E05B41/00; E05B83/36; H04Q9/00; (IPC1-7): E05B19/22; B60R25/10; E05B41/00; E05B65/20; H04Q9/00
Attorney, Agent or Firm:
Hiroaki Sakai
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