Title:
ADAPTER FOR DRILL BIT AND SCREW BRUSH BIT
Document Type and Number:
Japanese Patent JP2012056190
Kind Code:
A
Abstract:
To provide an adapter for a drill bit that can reduce a work burden of boring and a working cost.
The adapter for the drill bit 20 includes: a connecting outer shaft 8 attached to a drill chuck 14 of an electric drill 13; a plurality of drill chucks 5a, 5b for mounting a drill bit 12 and a screw brush bit 11; a chuck base 1 for rotatably and reversibly holding the plurality of drill chucks 5a, 5b; and a plurality of connecting inner shafts 7a, 7b attached to the chuck base 1 corresponding to the plurality of drill chucks 5a, 5b.
More Like This:
| JPH04141307 | AUTOMATIC FEEDER FOR CORE-DRILL |
| JP2005199619 | DRILL FOR FORMING STEPPED HOLE |
Inventors:
AOKI KENJIRO
MORII HARUO
MORII HARUO
Application Number:
JP2010201403A
Publication Date:
March 22, 2012
Filing Date:
September 08, 2010
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
B28D1/14; B23B47/28; B23B47/34
Attorney, Agent or Firm:
Kurata Masatoshi
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Katsumura Hiro
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Takuzo Ichihara
Yamashita Gen
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Katsumura Hiro
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Takuzo Ichihara
Yamashita Gen