Title:
EXTRUSION DIE HEAD
Document Type and Number:
WIPO Patent Application WO/2012/014389
Kind Code:
A1
Abstract:
In order to prevent discharge being produced from an outlet when performing extrusion molding over extended periods of time, a shell (2), formed with an outlet (3) through which a melt-kneaded resinous material is extruded by an extruder, is detachably fitted with a plate-like shell tip (6) forming an opening (7) that is disposed along and surrounds the circumference of the outlet (3), and a non-adhesive coating is applied at least along the inner circumference of the opening (7) formed by the shell tip (6).
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Inventors:
KUWAZURU, Mitsuo (OPERATIONS ENGINEERING, 1-1-70, Yako, Tsurumi-ku, Yokohama-sh, Kanagawa 01, 〒2300001, JP)
桑鶴 三雄 (〒01 神奈川県横浜市鶴見区矢向１－１－７０ 東洋製罐株式会社生産技術部内 Kanagawa, 〒2300001, JP)
HONDA, Jou (OPERATIONS ENGINEERING, 1-1-70, Yako, Tsurumi-ku, Yokohama-sh, Kanagawa 01, 〒2300001, JP)
桑鶴 三雄 (〒01 神奈川県横浜市鶴見区矢向１－１－７０ 東洋製罐株式会社生産技術部内 Kanagawa, 〒2300001, JP)
HONDA, Jou (OPERATIONS ENGINEERING, 1-1-70, Yako, Tsurumi-ku, Yokohama-sh, Kanagawa 01, 〒2300001, JP)
Application Number:
JP2011/003915
Publication Date:
February 02, 2012
Filing Date:
July 07, 2011
Export Citation:
Assignee:
TOYO SEIKAN KAISHA, LTD. (3-1 Uchisaiwaicho 1-chome, Chiyoda-ku Tokyo, 22, 〒1008522, JP)
東洋製罐株式会社 (〒22 東京都千代田区内幸町１丁目３番１号 Tokyo, 〒1008522, JP)
KUWAZURU, Mitsuo (OPERATIONS ENGINEERING, 1-1-70, Yako, Tsurumi-ku, Yokohama-sh, Kanagawa 01, 〒2300001, JP)
桑鶴 三雄 (〒01 神奈川県横浜市鶴見区矢向１－１－７０ 東洋製罐株式会社生産技術部内 Kanagawa, 〒2300001, JP)
東洋製罐株式会社 (〒22 東京都千代田区内幸町１丁目３番１号 Tokyo, 〒1008522, JP)
KUWAZURU, Mitsuo (OPERATIONS ENGINEERING, 1-1-70, Yako, Tsurumi-ku, Yokohama-sh, Kanagawa 01, 〒2300001, JP)
桑鶴 三雄 (〒01 神奈川県横浜市鶴見区矢向１－１－７０ 東洋製罐株式会社生産技術部内 Kanagawa, 〒2300001, JP)
International Classes:
B29C47/12; B29C47/20
Attorney, Agent or Firm:
WATANABE, Kihei (Shibashin Kanda Bldg. 3rd Floor, 26, Kanda Suda-cho 1-chome,,Chiyoda-k, Tokyo 41, 〒1010041, JP)
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Claims: