Title:
DRILLING METHOD AND DEVICE
Document Type and Number:
Japanese Patent JP2002086307
Kind Code:
A
Abstract:
To improve working efficiency of drilling work by preventing winding of chips on a drill in the drilling work to thermoplastic resin using the drill.
The drill is alternately and intermittently made to advance and retreat.
Inventors:
NISHIMOTO HISASHI
MARUHASHI TADAYUKI
MARUHASHI TADAYUKI
Application Number:
JP2000275808A
Publication Date:
March 26, 2002
Filing Date:
September 12, 2000
Export Citation:
Assignee:
ASAHI TECHNO PLUS KK
International Classes:
B23B47/18; B23B35/00; B23B47/00; B23B47/34; (IPC1-7): B23B47/18; B23B35/00; B23B47/00; B23B47/34
Attorney, Agent or Firm:
Keisuke Watanabe (2 outside)