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Title:
STIRRING BLADE, AND STIRRING AND GRANULATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/122370
Kind Code:
A1
Abstract:
A stirring blade (3) is disposed in a stirring and granulating device for stirring and granulating powder and has a center cone (31) and blades (32) arranged radially on the outer periphery of the center cone (31). The tip of each of the blades (32) is provided with a bend section (41) formed by bending upward a corner of the tip of the blade. The upper edge (48) of the bend section (41) extends outward in the radial direction from the trailing edge (43) of a sloped surface (40) while tilting upward. The bend section (41) rises upward at the tip of the blade (32). The bend section (41) is formed by bending the tip of the blade along a line segment (M) connecting inflection points (P, Q). The angle (θ3) formed between the line segment (M) and the leading edge (45) of the sloped surface (40) is set in the range of 10˚ to 80˚.

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Inventors:
YASUMI Hirotsune (3-21 Okubo 1-chom, Shinjuku-ku Tokyo 72, 〒1690072, JP)
八隅　普恒 (〒72 東京都新宿区大久保１丁目３番２１号　フロイント産業株式会社内 Tokyo, 〒1690072, JP)
TERADA Takashi (3-21 Okubo 1-chom, Shinjuku-ku Tokyo 72, 〒1690072, JP)
寺田　敬 (〒72 東京都新宿区大久保１丁目３番２１号　フロイント産業株式会社内 Tokyo, 〒1690072, JP)
Application Number:
JP2011/056549
Publication Date:
October 06, 2011
Filing Date:
March 18, 2011
Export Citation:
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Assignee:
Freund Corporation (1-3-21, Okubo Shinjuku-k, Tokyo 72, 〒1690072, JP)
フロイント産業株式会社 (〒72 東京都新宿区大久保１丁目３番２１号 Tokyo, 〒1690072, JP)
YASUMI Hirotsune (3-21 Okubo 1-chom, Shinjuku-ku Tokyo 72, 〒1690072, JP)
八隅　普恒 (〒72 東京都新宿区大久保１丁目３番２１号　フロイント産業株式会社内 Tokyo, 〒1690072, JP)
TERADA Takashi (3-21 Okubo 1-chom, Shinjuku-ku Tokyo 72, 〒1690072, JP)
International Classes:
B01J2/10; B01F7/16
Attorney, Agent or Firm:
TAKANO Yasushi (TAKANO & PARTNER, Miyamasuzaka-Toho-Estate 602 1-12-12, Shibuy, Shibuya-ku Tokyo 02, 〒1500002, JP)
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Claims:



 
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