Title:
ALARM CONTROLLING METHOD
Document Type and Number:
Japanese Patent JPS53100509
Kind Code:
A
Abstract:
PURPOSE: To improve reliability of operation of alarm producing system, by actuating the system by use of short-circuiting between rails and detecting element mounted on resilient member, upon producing alarm when a vehicle is detected to enter into a certain region such as railway crossing.
Inventors:
NAGATA HIDENORI
HAZUTANI ISAO
YOSHIDA TOSHIYUKI
MIZUDORI KATSUYUKI
HAZUTANI ISAO
YOSHIDA TOSHIYUKI
MIZUDORI KATSUYUKI
Application Number:
JP1651477A
Publication Date:
September 02, 1978
Filing Date:
February 16, 1977
Export Citation:
Assignee:
KOBE STEEL LTD
International Classes:
B61L1/02; B41M5/20; B61L29/28; G01D15/34; (IPC1-7): B61L1/00; B61L29/28