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Patent Searching and Data


Title:
A THREAD MILLING CUTTER WITH DRILLING EDGES
Document Type and Number:
WIPO Patent Application WO/1999/029457
Kind Code:
A1
Abstract:
A drilling edge (6) is provided at the front end of a land (5) defined by a groove (3). Behind the drilling edge is provided a tapered thread cutting edge (7) which, on its upstream side in the direction of rotation, protrudes beyond the drilling edge (6). The drilling edge (6) bores a blank hole and then the tapered tenacious thread cutting edge (7) forms a female thread in the inner circumferential surface of the blank hole.

Inventors:
Nishikawa, Tsuneo (Honda Giken Kogyo Kabushiki Kaisha Suzuka Seisakus ho 1907 Hiratacho Suzuka-shi Mie-ken, 513-8666, JP)
Application Number:
PCT/JP1998/005595
Publication Date:
June 17, 1999
Filing Date:
December 11, 1998
Export Citation:
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Assignee:
HONDA GIKEN KOGYO KABUSHIKI KAISHA (1-1 Minamiaoyama 2-chome Minato-ku Tokyo, 107-8556, JP)
Nishikawa, Tsuneo (Honda Giken Kogyo Kabushiki Kaisha Suzuka Seisakus ho 1907 Hiratacho Suzuka-shi Mie-ken, 513-8666, JP)
International Classes:
B23G5/20; B23G5/18; (IPC1-7): B23G5/20
Foreign References:
JPH03335U
JPS649022U
JPH03100022U
JPS63200916A
Attorney, Agent or Firm:
Nishikawa, Yoshiharu (Nishiki Patent Office 11-Sankyo Building, 3rd floor 1-2, Koishikawa 2-chome Bunkyo-ku Tokyo, 112-0002, JP)
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