Mechanism to maintain contact between a magnetically-encoded card and a magnetic transducer surface
US4616128A · kind A · utility
18Cited by
11References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 30, 1984 |
| Grant date | Oct 7, 1986 |
| Priority date | — |
| Expiry date | Jan 30, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K7/015
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A modularized roller assembly for holding a flexible, magnetically encoded card moving in a feeding direction through a channel against a curved transducer surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.