Device for charging and discharging of printing media in printing presses and copiers
US6668154B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 19, 2002 |
| Grant date | Dec 23, 2003 |
| Priority date | — |
| Expiry date | Jun 19, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/00654
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A device (2, 3) for charging and/or discharging of printing media (7) in printing presses and copiers, with at least one corona wire (5, 5′), as well as a guiding device (1) for printing media (7) with bridging members (11, 12, 13), which bridge the interior of the discharging device and/or charging device (2, 3) in the transport direction (10), whereby the guiding device (1) has, below the bridging members (11, 12, 13) on the side turned toward at least one corona wire (5, 5′), slim guide fingers (18, 18′), which extend into the border areas (14, 14′) of the device (1) parallel to at least one corona wire (5, 5′) and from the side outside the surfaces covered by the printing media suppress the thickest ion flow, which is directed to the printing media (7) for discharging of the printing media (7).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.