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Title:
BLOW MOLDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/150754
Kind Code:
A1
Abstract:
A blow molding device (1) comprises a cylindrical nozzle (7), a cylindrical sealing body (11) that can move between a closed position and an open position, and an extension rod (16) that is surrounded by the sealing body (11). The blow molding device is configured such that: the sealing body (11) comprises a cylindrical wall (11c); the cylindrical wall (11c) is provided with a suction hole (19) that extends from one end (19a) that opens up at the bottom end of the cylindrical wall (11c) to another end (19b) that opens up at the outer peripheral surface of the cylindrical wall (11c); the nozzle (7) is provided with a suction path (20) that links to the other end (19b) of the suction hole (19) when the sealing body (11) is in the closed position; and a fluid suction source (22) that can suction a non-compressible fluid from the suction path (20) is also provided.

Inventors:
SHIOKAWA Mitsuru (KANAGAWA TECHNICAL CENTER, 380, Sannomiy, Isehara-shi Kanagawa 03, 〒2591103, JP)
HOSHINO Hideaki (KANAGAWA TECHNICAL CENTER, 380, Sannomiy, Isehara-shi Kanagawa 03, 〒2591103, JP)
OKUYAMA Yuichi (FUNDAMENTAL TECHNOLOGY & RESEARCH CENTER, 380, Sannomiy, Isehara-shi Kanagawa 03, 〒2591103, JP)
Application Number:
JP2018/044621
Publication Date:
August 08, 2019
Filing Date:
December 04, 2018
Export Citation:
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Assignee:
YOSHINO KOGYOSHO CO., LTD. (2-6 Ojima 3-chome, Koto-ku Tokyo, 31, 〒1368531, JP)
International Classes:
B29C49/46
Domestic Patent References:
WO2016147531A12016-09-22
WO2015063983A12015-05-07
WO2017154430A12017-09-14
Foreign References:
JP2016520015A2016-07-11
JP2013154603A2013-08-15
JP2016032922A2016-03-10
Attorney, Agent or Firm:
SUGIMURA Kenji (36F Kasumigaseki Common Gate West, 3-2-1 Kasumigasek, Chiyoda-ku Tokyo 13, 〒1000013, JP)
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