Title:
OPTICAL SORTING MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/145174
Kind Code:
A1
Abstract:
An optical sorting machine equipped with a chute which is angled in order for a sorting target to flow downward along said chute, an optical detection means for detecting the sorting target at a detection position, and an ejector means for sorting and removing the sorting target on the basis of the detection results from the optical detection means, the optical sorting machine being characterized in that the chute is provided with an optical detection slit which is perpendicular to the direction of downward flow of the sorting target, the width of the optical detection slit is adjustable, and the optical detection means images the sorting target flowing downward along the chute by using an imaging means, with the detection position being the position at which the optical detection slit is provided.
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Inventors:
KAWAMURA YOICHI (JP)
NISHIDA TAKUYA (JP)
NISHIDA TAKUYA (JP)
Application Number:
PCT/JP2020/048094
Publication Date:
July 22, 2021
Filing Date:
December 23, 2020
Export Citation:
Assignee:
SATAKE ENG CO LTD (JP)
International Classes:
B07C5/342
Foreign References:
US4848590A | 1989-07-18 | |||
JP2011098255A | 2011-05-19 | |||
JP2013017918A | 2013-01-31 | |||
JP2019209821A | 2019-12-12 | |||
JPH08252535A | 1996-10-01 | |||
JP2009050760A | 2009-03-12 |
Other References:
See also references of EP 4091726A4
Attorney, Agent or Firm:
AIWA INTERNATIONAL PATENT AGENCY (JP)
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