Material or article handling – Apparatus for charging a load holding or supporting element...
Patent
1998-04-14
2000-02-01
Ellis, Christopher P.
Material or article handling
Apparatus for charging a load holding or supporting element...
414940, 901 49, B25J 1900
Patent
active
060195630
ABSTRACT:
An automated guided vehicle includes a transporting portion having an upper surface and a driving device, the transporting portion being movable by the driving device; a transferring device provided on the upper surface of the transporting portion, the transferring device being capable of transferring a workpiece to or from an apparatus; and a mounting portion formed on the upper surface of the transporting portion, the mounting portion having at least two opening portions which allow an operation for transferring the workpiece. In the automated guided vehicle, photosensors are respectively arranged on the opening portions to detect an object which intrudes into a predetermined area or projects from the predetermined area, and a control device monitors a state of the photosensors and controls the transferring device or the driving device in accordance with the state of the photosensors.
REFERENCES:
patent: 4652205 (1987-03-01), Ross et al.
patent: 4941103 (1990-07-01), Kato
patent: 5428279 (1995-06-01), Sugimoto et al.
Kawano Hitoshi
Murata Masanao
Tsubaki Tatsuo
Ellis Christopher P.
Morse Gregory A.
Shinko Electric Co. Ltd.
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