Encrypted communication between components of welding and cutting systems
US11664971B2 · kind B2 · utility
0Cited by
5References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 2019 |
| Grant date | May 30, 2023 |
| Priority date | — |
| Expiry date | Nov 1, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/80
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Apparatus and methods associated with the authentication of a welding or cutting torch with a power supply are provided. According to some implementations, the authentication includes encryption/decryption techniques initiated by the physical or virtual closure of one or more of a trigger switch and a parts-in-place switch. The delivery of high voltage welding or cutting power from the power supply to the torch being enabled only upon a successful authentication of the torch with the power supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.