Title:
配管切断装置
Document Type and Number:
Japanese Patent JP7344596
Kind Code:
B2
Abstract:
To provide a piping cutoff device that can surely cut off an inner diameter of piping.SOLUTION: A piping cutoff device 56, which cuts off a hot-water supply path 10, in a tube shaft direction L, comprises a taper surface 60, whose end is formed to have a diameter smaller than an inner diameter φ2 of the hot-water supply path 10, which is gradually enlarged toward a rear side, a holding surface 61 arranged at a rear side of the taper surface 60 and a cutting blade 62 arranged on the holding surface 61. A height of the cutting blade 62 is set to be higher than a wall thickness of the hot-water supply path 10.SELECTED DRAWING: Figure 11
Inventors:
Masaya Tokuda
Takashi Terada
Kazuki Saijo
Takashi Terada
Kazuki Saijo
Application Number:
JP2022024878A
Publication Date:
September 14, 2023
Filing Date:
February 21, 2022
Export Citation:
Assignee:
Tabuchi Co., Ltd.
International Classes:
B23B39/14; B23B41/00; B23B47/18; B23D21/14; F16L55/18
Domestic Patent References:
| JP2002295727A | ||||
| JP2002098260A | ||||
| JP2003083472A | ||||
| JP2003129793A | ||||
| JP2003056751A |
Foreign References:
| CN204299583U | ||||
| US20070036613 | ||||
| US20090285635 | ||||
| US4505302 | ||||
| US5207533 |
Attorney, Agent or Firm:
Patent Attorney Corporation Fujimoto Partners