Etching a succession of articles from a strip of sheet metal
US4126510A · kind A · utility
22Cited by
3References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 1977 |
| Grant date | Nov 21, 1978 |
| Priority date | — |
| Expiry date | Oct 6, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F1/04
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
When precision etching a succession of articles from a strip of metal having random variations in thickness and moving along a prescribed path, the thickness of the metal strip is monitored, and the etching step is adjusted in response to the monitored thickness to compensate for the thickness variations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.