SYSTEM FOR CONVEYING MATERIALS IN TUNNEL - SHIMIZU CONSTRUCTION CO LTD

Title:

SYSTEM FOR CONVEYING MATERIALS IN TUNNEL

Document Type and Number:

Japanese Patent JPH01263400

Kind Code:

A

Abstract:

PURPOSE: To attempt great reduction of labor by providing introduction tapes on the traveling course of a material conveying bogie in a tunnel, detecting this on the conveying bogie, and controlling the travel of the bogie based on previously stored travel indication data.

CONSTITUTION: Introduction tapes 28..., 29... having a higher light reflectance than that of the surface of a concrete floor is provided on the concrete floor which serves as the traveling course of a conveying bogie 17 for conveying various materials in a tunnel. Then, an optical introduction detector 19 is provided on the conveying bogie 17 to detect the positions of the introduction tapes 28..., 29.... A travel control device 20 determines a traveling course based on the detected positions of the introduction tapes 28..., 29... and previously stored travel indication data to control traveling.

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Inventors:

GOTO TORU
YOSHIHARA SHIGENORI
HAGIWARA HIDEKI
IKEDA SHOEI
ASO TOSHIMITSU
YAMAGAMI MASAO
NISHIDAKE SHIGERU
FURUKAWA HAJIME

Application Number:

JP9232188A

Publication Date:

October 19, 1989

Filing Date:

April 14, 1988

Export Citation:

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Assignee:

SHIMIZU CONSTRUCTION CO LTD
MITSUBISHI HEAVY IND LTD

International Classes:

E21F13/00; B61B13/10; (IPC1-7): B61B13/10; E21F13/00

Domestic Patent References:

JPS5079141A

1975-06-27

Attorney, Agent or Firm:

Masatake Shiga (2 outside)

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