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Title:
SILICON LUMP CRUSHING TOOL
Document Type and Number:
WIPO Patent Application WO/2008/047850
Kind Code:
A1
Abstract:
A silicon lump crushing tool comprises a pneumatic piston drive means for driving a piston fitted to a casing from a retreat position to a projection position by air pressure, a guide tube connected to the casing and extending in the movement direction of the piston, and a hammer head. The hammer head is so formed that its rear end is movably inserted into the front end of the guide tube. When the piston is driven from the retreat position to the projection position, the front end of the piston collides with the rear end of the hammer head.

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Inventors:
YAMANE, Yasuo (Hiroshima University 1-4-1, Kagamiyama, Higashi-Hiroshima-sh, Hiroshima 27, 7398527, JP)
山根八洲男 (〒27 広島県東広島市鏡山1丁目4番1号国立大学法人広島大学 大学院工学研究科内 Hiroshima, 7398527, JP)
YAMADA, Keiji (Hiroshima University 1-4-1, Kagamiyama, Higashi-Hiroshima-sh, Hiroshima 27, 7398527, JP)
山田啓司 (〒27 広島県東広島市鏡山1丁目4番1号国立大学法人広島大学 大学院工学研究科内 Hiroshima, 7398527, JP)
Application Number:
JP2007/070303
Publication Date:
April 24, 2008
Filing Date:
October 11, 2007
Export Citation:
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Assignee:
TOKUYAMA CORPORATION (1-1 Mikage-cho, Shunan-shi Yamaguchi, 48, 7458648, JP)
株式会社トクヤマ (〒48 山口県周南市御影町1番1号 Yamaguchi, 7458648, JP)
HIROSHIMA UNIVERSITY (1-3-2, Kagamiyama Higashi-Hiroshima-sh, Hiroshima 11, 7398511, JP)
国立大学法人広島大学 (〒11 広島県東広島市鏡山1丁目3番2号 Hiroshima, 7398511, JP)
YAMANE, Yasuo (Hiroshima University 1-4-1, Kagamiyama, Higashi-Hiroshima-sh, Hiroshima 27, 7398527, JP)
山根八洲男 (〒27 広島県東広島市鏡山1丁目4番1号国立大学法人広島大学 大学院工学研究科内 Hiroshima, 7398527, JP)
International Classes:
B02C1/00; B25D17/02
Attorney, Agent or Firm:
ONO, Hisazumi et al. (Nippon Shuzo bldg, 1-21 Nishi-shimbashi 1-chom, Minato-ku Tokyo 03, 1050003, JP)
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