Sensor unit for traffic control of an automatic guided vehicle

Details Sensor unit for traffic control of an automatic guided vehicle Sensor unit for traffic control of an automatic guided vehicle

Filed on

1989-06-19

Date issued

1991-07-02

Examiner

Orsino, Joseph A.

Patent Class

Communications: electrical

SubClass

Vehicle position indication

Other Related Categories

180168, 246127R, 246187B, 318587, 364436, G08G 1123

Type

Patent

Status

active

Patent number

050292943

Description

ABSTRACT:
A sensor unit for traffic control of an automatic guided vehicle. Traffic sensor means generates a signal of a specified frequency. Control means controls the direction of the automatic guided vehicle as a function of signal generated by the traffic sensor means. Control sensor means coupled with the traffic sensor means and the direction controlling means sends a stop signal to one or more of the vehicles to resolve conflicts at intersections and avoid collisions and deadlocking.

REFERENCES:
patent: 3440600 (1969-04-01), Frech et al.
patent: 3888437 (1975-06-01), Birkin
patent: 3937432 (1976-02-01), Birkin
patent: 4027840 (1977-06-01), Blair
patent: 4284160 (1981-08-01), DeLiban et al.
patent: 4379497 (1983-04-01), Hainsworth et al.

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