Work convey method and apparatus

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United States of America Patent

PATENT NO 5293179
SERIAL NO

07793092

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In a work convey apparatus according to the present invention, a plurality of workpieces are conveyed from a tray for storing a large number of non-processed workpieces, which are aligned at a first pitch with surface to be processed facing down, to a process machine. The apparatus is provided with a first convey robot for picking up the plurality of workpieces from the tray while the positions of the workpieces are left unchanged, and conveying the workpieces, a work reverse unit including a reverse arm, arranged in a convey range of the first convey robot, for reversing the positions of the workpieces so that the surfaces to be processed of the workpieces face up to be inclined at a predetermined angle, a pitch conversion unit, arranged within an access range of the reverse arm, for converting a pitch between the received workpieces into a second pitch, and a second convey robot, arranged between the pitch conversion unit and the process machine, for conveying the workpieces between the pitch conversion unit and said process machine.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHA A CORP OF JAPAN30-2 3-CHOME SHIMOMARUKO OHTA-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ichikawa, Fumio Kamakura, JP 28 286
Kato, Eiichi Tsukuba, JP 224 1684
Ohtaki, Kunio Ryuugasaki, JP 2 45
Orikawa, Tsuyoshi Kasukabe, JP 1 8

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