Title:
耐熱ドリルねじ
Document Type and Number:
Japanese Patent JP4188010
Kind Code:
B2
Abstract:
A heat-resistant self drilling tapping screw adapted for drilling a stainless steel plate is proposed, which heat-resistant self drilling tapping screw has no delayed fracture and can satisfy high corrosion-resistivity and high tensile force. The heat-resistant self drilling tapping screw for drilling a stainless steel member, which includes a drill part 4, a tapping screw part 5 connected to the drill part 4, a fastening screw part 6 connected to the tapping screw part, and a screw head part 3 for conducting and providing a turning force; where the drill part 4 and the tapping screw part 5 are made of a high-carbon chrome series stainless steel, and the fastening screw part 6 including the screw head part 3 is made of a nickel series stainless steel.
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Inventors:
Katsumi Shinshiro
Application Number:
JP2002195918A
Publication Date:
November 26, 2008
Filing Date:
July 04, 2002
Export Citation:
Assignee:
Shinshiro Seisakusho Co., Ltd.
International Classes:
F16B25/10; B21H3/10; B23K11/00; C22C38/18; F16B33/00; F16B35/00; F16B33/04
Domestic Patent References:
| JP6087080A | ||||
| JP10018002A | ||||
| JP3277804A | ||||
| JP2000027829A | ||||
| JP2001336516A | ||||
| JP9143621A | ||||
| JP10096042A |
Attorney, Agent or Firm:
Patent Business Corporation Minori Patent Office
Yasuhiko Takeishi
Noriko Murata
Yasuhiko Takeishi
Noriko Murata
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