Device and method for underwater repair of hole of a nuclear reactor part
US11037689B2 · kind B2 · utility
0Cited by
11References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2017 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Nov 8, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T408/50
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A repair device for underwater repair of a hole in a nuclear reactor part includes a holder (32), a cutting tool (22) held by the holder (32) and having at least one cutting tooth (70) for remachining an inner surface of the hole. The cutting tool (22) has a suction channel (44) extending into the cutting tool (22) between at least one inlet opening (46) and at least one outlet opening (48), a drive shaft (34) for rotating the cutting tool (22), the drive shaft (34) being held by the holder (32), and a suction tube (36) connected to the holder (32) and fluidly connected to the outlet opening (48) of the suction channel (44).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.