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US 11,685,159 B2Granted
Platen assembly for sheet fed printer
AssigneeMemjet Technology Limited
InventorsDan Baterna, Rommel Balala
Life of this patent
Estimating the term…
Abstract
A printer includes: a platen having an ink-collection slot extending across its width; a wick bar received in the ink-collection slot, wherein an upstream gap and a downstream gap are defined at either side of the wick bar relative to a media feed direction; a printhead positioned over the wick bar; and a vacuum chamber in fluid communication with the ink-collection slot. The wick bar is mounted on a rotatable shaft and the vacuum chamber comprises a scraper positioned for scraping the wick bar as it rotates past the scraper.
Claims20
A printer comprising:
- a platen having an ink-collection slot extending at least partially across a width thereof;
- a wick bar received in the ink-collection slot, wherein an upstream gap and a downstream gap are defined at either side of the wick bar relative to a media feed direction;
- a printhead positioned at least partially over the wick bar;
- and
- a vacuum chamber in fluid communication with the ink-collection slot,
- wherein:
- the wick bar is mounted on a rotatable shaft;
- and the
- vacuum chamber comprises a scraper positioned for scraping the wick bar as it rotates past the scraper.
6 more elements
Dependencies are inferred from the claim text.