Device for manual replacement of the roller of a copying machine
US6549739B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 7, 2001 |
| Grant date | Apr 15, 2003 |
| Priority date | — |
| Expiry date | May 7, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention relates to a device for manual replacement of a roller (1) of a copying machine, the roller being equipped with carrying means, in which it can turn freely around its center axis (X1), and the machine (F) on the one hand having rollers (1; 2) in a roller pair arrangement for routing through and delivering a recording medium (S) in the form of a sheet or strip, which rollers can be operated in rotation in an adjoining, axially parallel arrangement in the bearing points (L1; L2; L3; L4) of the machine, and are supported by their axial ends, and on the other hand there being manually activated means for releasing/fixing the rollers in their bearing points and for separating/compressing (3) the rollers in the radial direction for purposes of removing them from and inserting them into their bearing points. To arrive at a device which makes it safer and easier to carry out customer service of the machine, especially replacement and deposition of heavy and large rollers, and which moreover has a simple, compact, economical structure, the roller (1) has on its two axial ends one carrying handle (T1; T2) each as the carrying means which is located eccentrically to the center a…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.