Recirculative document inverter
US4553828A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1983 |
| Grant date | Nov 19, 1985 |
| Priority date | — |
| Expiry date | Jul 1, 2003 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B27/625
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In a recirculating document handling apparatus for a copier, in which a set of document sheets are sequentially circulated from a stack thereof to the imaging station of the copier and back to the stack, and in which selectable inverting apparatus is provided for inverting or not inverting the document sheets as they are being so circulated and before they are returned to the stack, the latter comprises a large diameter inverting roller adjacent the downstream side of the imaging station, normally rotated in a first direction, and selectably rotated in the reverse direction, and a repositionable wedge-shaped first sheet guide provides in a first position, a document sheet first path from said imaging station around the outside of said inverting roller and towards the stack with the inverting roller driven in the first direction, and said first guide being repositionable to a second position, in coordination with said reverse rotation of said inverting roller in which a document sheet is guided in a second path around the inside of said inverting roller (between the inverting roller means and the imaging station) and then to the outside of the inverting roller, the reverse rotation …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.