Method of impact printing with electrostatic or magnetic powder
US4470350A · kind A · utility
4Cited by
6References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 15, 1982 |
| Grant date | Sep 11, 1984 |
| Priority date | — |
| Expiry date | Nov 15, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S101/37
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method of impact printing onto a receiving sheet on a platen by supplying powder to the sheet for pressure fixture by type face impact. The powder is temporarily held to the sheet by either electrostatic or magnetic force. In an alternate embodiment, the powder is held on the type face by electrostatic or magnetic force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.