Title:
PORTABLE INSTRUCTION DEVICE
Document Type and Number:
Japanese Patent JP2014235999
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a portable instruction device capable of accurately messaging instruction contents of a traffic guard to a passerby or a passing vehicle regardless of the day and night.SOLUTION: When guiding a passerby or a passing vehicle, in the portable instruction device, an LED of a display part with a circle mark is lighted on and flickered in the case where passage is allowed, and an LED of a display part with a cross mark is lighted on and flickered in the case where passage is not allowed. Therefore, traffic guide is performed in accordance with a difference of a display shape for distinction between allowed passage and non-allowed passage. At the same time, the portable instruction device transfers vibration with a different sound or a different pattern to a traffic guard himself/herself by a sound generator or a vibration element provided in a grip part cooperatively with switching of display, thereby taking measures to eliminate the wrong instruction of the traffic guard.
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Inventors:
OZAWA KIYOSHI
Application Number:
JP2013128973A
Publication Date:
December 15, 2014
Filing Date:
June 04, 2013
Export Citation:
Assignee:
OZAWA KIYOSHI
International Classes:
F21L4/00; G08G1/07
Domestic Patent References:
| JP2004296413A | 2004-10-21 | |||
| JPH0730402U | 1995-06-06 | |||
| JPH0344802U | 1991-04-25 | |||
| JP2004237960A | 2004-08-26 |