Printhead de-multiplexing and interconnect on carriage mounted flex circuit
US6137508A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 4, 1999 |
| Grant date | Oct 24, 2000 |
| Priority date | — |
| Expiry date | Feb 4, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K1/189
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A flexible printhead signal de-multiplexing and interconnect circuit for mounting on the carriage of an inkjet printer receives multiplexed signals through a carriage trailing cable and includes signal de-multiplexers and other circuitry for de-multiplexing the control signals on the printhead carriage. A flexible circuit forms a generally three-sided channel configuration including side or wing panels which may have portions folded back on themselves to provide additional areas for connection of additional circuit components and enclosing the additional circuit components if desired. Electrical connections are also provided for an optical position encoder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.