Ribbon driving mechanism for typewriter
US4533267A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 5, 1983 |
| Grant date | Aug 6, 1985 |
| Priority date | — |
| Expiry date | Jul 5, 2003 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J35/22
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A ribbon driving mechanism for a typewriter, having a cam member provided on one side thereof with a first cam section for effecting control of a printing ribbon, and a second cam section extending continuously from the first cam section for effecting control of a correction tape, and a stopping member for controlling the movement of a cam follower along the cam sections. Either the printing ribbon or the correction tape is moved selectively to the printing position and only the rotation of a motor for driving the cam member in one particular direction, is transmitted to a printing ribbon winding mechanism, to wind the printing ribbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.