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Title:
SUCTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/049890
Kind Code:
A1
Abstract:
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.

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Inventors:
IWASAKA Hitoshi (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
TOKUNAGA Hideyuki (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
KASAI Yuji (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
KOSHIISHI Katsuhiro (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
TANAKA Hidemitsu (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
ONO Hirohiko (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
MINOURA Katsutoshi (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
IWASAKA Naonari (4-1-32, Sumiyoshi, Kofu Cit, Yamanashi 51, 〒4000851, JP)
Application Number:
JP2018/032876
Publication Date:
March 14, 2019
Filing Date:
September 05, 2018
Export Citation:
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Assignee:
HARMOTEC CO., LTD. (4-1-32, Sumiyoshi Kofu Cit, Yamanashi 51, 〒4000851, JP)
International Classes:
B25J15/06; B65H5/14
Attorney, Agent or Firm:
ASAHI PATENT FIRM (3rd Fl, NTF Takebashi Bldg. 15, Kanda-Nishikicho 3-chome, Chiyoda-k, Tokyo 54, 〒1010054, JP)
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