Automatic bi-directional alignment method and sensor for an ink jet printer
US6616261B2 · kind B2 · utility
12Cited by
49References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2001 |
| Grant date | Sep 9, 2003 |
| Priority date | — |
| Expiry date | Jul 18, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J19/145
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A printhead alignment sensor for an ink jet printer includes two terminals defining a substantially linear gap therebetween. An ink support device supports ink in the gap between the terminals. An electrical measuring device detects a change in an electrical resistance between the terminals when ink is supported in the gap by the ink support device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.