Laser welding device and laser welding method
US10730139B2 · kind B2 · utility
1Cited by
0References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2015 |
| Grant date | Aug 4, 2020 |
| Priority date | — |
| Expiry date | Nov 15, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K2103/14
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
This laser irradiation mechanism includes a control unit which has a function allowing the focal point of a laser beam to describe a circle, performs control such that the focal point describes a spiral, and performs control such that the central axis of the spiral moves along a curved surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.