Title:
DRIVE CONTROL SYSTEM FOR CONVEYOR HAVING A PLURALITY OF DRIVING SYSTEMS
Document Type and Number:
Japanese Patent JP2004091175
Kind Code:
A
Abstract:
To provide a drive control system for conveyor having a plurality of driving systems, which can reduce the occurrence of accident such as a system stop.
Two driving devices 20A and 20B are arranged in a travelling route 10 of a trolley chain conveyor, and two take-up devices 28A and 28B are also arranged there. For example, when a take-up position (tensile rate) of one of the take-up devices exceeds an allowable range during the synchronous operation control for making the chain travel at a low speed, the driving speed of the driving device 20B is changed for control so that the take-up position exists within the allowable range.
Inventors:
HIDAKA TETSUYA
Application Number:
JP2002257679A
Publication Date:
March 25, 2004
Filing Date:
September 03, 2002
Export Citation:
Assignee:
ASAHI GLASS CO LTD
International Classes:
B65G23/44; B65G17/20; B65G23/00; B65G43/00; (IPC1-7): B65G23/44; B65G17/20; B65G23/00; B65G43/00
Attorney, Agent or Firm:
Kenzo Matsuura
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