Title:
BORING SYSTEM AND REMOTE BORING SYSTEM
Document Type and Number:
Japanese Patent JP2018126845
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a boring system and a remote boring system which can appropriately eject a core even when a direction of a hole saw is a direction other than a vertically downward direction.SOLUTION: A remote boring system 1 has a hole saw 32 which forms a through hole 100 in a closing plate 5, and a push-out mechanism 62 which puts out, from the inside of the hole saw 32, a core C2 cut out from the closing plate 5 in forming the through hole 100.SELECTED DRAWING: Figure 3
Inventors:
KATANO YASUTOMO
IMAHORI KEIZO
IMAHORI KEIZO
Application Number:
JP2017023363A
Publication Date:
August 16, 2018
Filing Date:
February 10, 2017
Export Citation:
Assignee:
IHI CORP
International Classes:
B23B47/34; B23B39/14; B23B41/00; B23B51/04
Domestic Patent References:
| JPH04189407A | 1992-07-07 | |||
| JP2016079571A | 2016-05-16 | |||
| JP2004216508A | 2004-08-05 |
Attorney, Agent or Firm:
Mitsuo Teramoto
Masatake Shiga
Hisanori Takahashi
Masatake Shiga
Hisanori Takahashi