Punch pin hole inspection apparatus and method using punch and die
US12042976B2 · kind B2 · utility
0Cited by
0References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2021 |
| Grant date | Jul 23, 2024 |
| Priority date | — |
| Expiry date | Nov 4, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A punch pin hole inspection apparatus and method uses a punch and a die capable of checking defects or damage, specifically pin holes or microcracks, due to shaping immediately after finishing shaping a laminate sheet into a battery case using the punch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.