Ribbon tracking system
US4084683A · kind A · utility
26Cited by
7References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 17, 1977 |
| Grant date | Apr 18, 1978 |
| Priority date | — |
| Expiry date | Mar 17, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J35/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A ribbon tracking system includes guide means and roller means thereon which automatically tilts in the proper direction to correct for errors in tracking of the ribbon. A crowned pulley is floatingly supported and journaled on a curved guide post or shaft wherein the pulley is caused to be axially moved along the post or shaft by reason of corrective forces, in a direction opposite the tracking error for correcting the attitude of the ribbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.