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Title:
ARTICLE CONVEYING DEVICE
Document Type and Number:
Japanese Patent JP2008247558
Kind Code:
A
Abstract:

To provide an elevating/lowering article conveying device capable of shortening the time required for conveying an article.

A transfer device 12 has an object detection sensor 22 capable of detecting whether or not any object to be detected is present in a range for detection while the range for detection is a range with the width in the vertical direction and detecting the distance to the object to be detected in the vertical direction. A control means performs the information detection operation for detecting information on the presence of any object whether or not any article B is present on a beam 8 and information on the beam distance to the beam 8 in the vertical direction based on information of detection of the object detection sensor 22 when the transfer device 12 is elevated/lowered at the preset stop position set corresponding to the beam 8, and controls the respective operations of an elevating/lowering drive means and the transfer device 12 so as to transfer the article B between the beam and itself based on information on the presence of any object and information on the beam distance in the information detecting operation.


Inventors:
UEDA YUICHI
TSUKAMOTO KUNIHIRO
Application Number:
JP2007091644A
Publication Date:
October 16, 2008
Filing Date:
March 30, 2007
Export Citation:
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Assignee:
DAIFUKU KK
International Classes:
B65G1/04; B66F9/07
Domestic Patent References:
JPH06340312A1994-12-13
JPH05124712A1993-05-21
JPH08122058A1996-05-17
JP2006176331A2006-07-06
JP2000009642A2000-01-14
Attorney, Agent or Firm:
Shuichiro Kitamura