ZONE CONTROLLER AND CONVEYOR DEVICE

Title:

ZONE CONTROLLER AND CONVEYOR DEVICE

Document Type and Number:

WIPO Patent Application WO/2013/141066

Kind Code:

A1

Abstract:

The present invention addresses the problem of providing: a zone controller capable of facilitating the identification of locations where faults occur when a fault has occurred in a conveyor device for performing decentralized control; and a conveyor device. A zone controller (10) used in a conveyor device (1) in which a plurality of zone conveyors (2) are lined up in serial fashion, and used for governing one or a plurality of zone conveyors (2) to control the operation thereof, the zone controller (10), which is capable of receiving signals from another zone controller (10) and sending signals to the exterior, having: a signal creation function for creating a predetermined abnormality notification signal and sending the signal to the exterior in the case that an abnormality has occurred in a zone governed by the selfsame zone controller (10); a signal receiving function for receiving an abnormality notification signal from another zone controller (10); a signal-modifying function for adding a fixed modification to the abnormality notification signal thus received; and a modified-signal sending function for sending to the exterior the signal modified by the signal-modifying function as the abnormality notification signal.

Inventors:

TACHIBANA TOSHIYUKI (JP)
FUKATA SHIGEKI (JP)
ENOKI TOSHIMASA (JP)

Application Number:

PCT/JP2013/056692

Publication Date:

September 26, 2013

Filing Date:

March 11, 2013

Export Citation:

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Assignee:

ITOH DENKI CO LTD (JP)

International Classes:

B65G43/00; B65G43/10

Foreign References:

JP2005231745A	2005-09-02
JP2005119752A	2005-05-12
JP2004307219A	2004-11-04
JPH0281817A	1990-03-22
JP2004026503A	2004-01-29
JP2002356220A	2002-12-10
JP2005231745A	2005-09-02

Other References: