SUCTION DEVICE

WIPO Patent Application WO/2019/049890

A1

A suction device (10) is provided which can suction a material to be sucked that is located in a position away from a negative pressure generating region. This suction device (10) is provided with: a columnar main body; a flat end surface which is formed on the main body; a recess which is formed in the end surface; a swirling flow forming means which forms a swirling flow in a fluid in the recess; a plate body (21) which is formed so as to allow passage of the fluid sucked by negative pressure; a holding member (3) which is fixed on one side to the main body and on the other side holds the plate body (21) opposite of the end surface, and which holds the plate body (21) such that a gap for enabling flow of the fluid that flows out of the recess is formed between the end surface and the plate body (21); and one or more tubular bodies (4) which, while allowing passage of the fluid sucked by negative pressure, are fixed at the one end to the plate body (21) so as to inhibit the influx of the sucked material into the recess.

JP2010253658	NON-CONTACT WORKPIECE HOLDING DEVICE
JP6275910	Adsorption head
JPH09309733	DEVICE FOR TAKING MOLDED OPTICAL MATERIAL OUT

IWASAKA HITOSHI (JP)
TOKUNAGA HIDEYUKI (JP)
KASAI YUJI (JP)
KOSHIISHI KATSUHIRO (JP)
TANAKA HIDEMITSU (JP)
ONO HIROHIKO (JP)
MINOURA KATSUTOSHI (JP)
IWASAKA NAONARI (JP)

PCT/JP2018/032876

March 14, 2019

September 05, 2018

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HARMOTEC CO LTD (JP)

B25J15/06; B65H5/14

JP2016068164A	2016-05-09
JP2014024138A	2014-02-06
JPH0967017A	1997-03-11
JP2013013992A	2013-01-24
JP2013179139A	2013-09-09
JP2017035350A	2017-02-16
JP2016159405A	2016-09-05

ASAHI PATENT FIRM (JP)

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