Ink dispensing means
US4625643A · kind A · utility
17Cited by
11References
4Claims
0Family size
Inventor
Key dates
| Filing date | Aug 9, 1984 |
| Grant date | Dec 2, 1986 |
| Priority date | — |
| Expiry date | Aug 9, 2004 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41F31/027
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An anilox drum is provided with an ink applicator having a plenum chamber add flow control means. The applicator interfaces with the drum to form two orifices. Ink supplied under pressure to the applicator issues from the orifice to flush away boundary layer air and air in the ink cells; and the cells are filled with clean fresh ink. A doctor wipes the excess ink from the periphery of the drum and all excess ink is recirculated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.