Print media transport assembly
View Patent ↗A printer of a type having a page width printhead includes opposed first and second platens. Spanning the space between the platens is a drive roller that is arranged to urge portions of print media supported by the first and second platens in opposite directions in use. A second roller is arranged along corresponding edges of the platens and serves to redirect the print media from one platen to the other during its operation. A brush is located upstream of the printhead about the second roller to remove debris from the printhead in use. Downstream of the printhead there is a located a printmedia severing assembly to cut printed media into discrete pages.
1. A printer including:
opposed first and second fixed platens separated by an intermediate space;
a drive roller located in the intermediate space, said drive roller spanning from one end to the other end of the intermediate space and arranged to urge portions of print media supported by the first and second platens in opposite directions along the platens; and
a page width print head located across a path of the print media and positioned to print onto a portion of the print media supported by said first platen.
2. A printer according to claim 1 , including a second roller disposed along corresponding edges of the first and second platen and arranged to direct the print media from the first platen to the second platen.
3. A printer according to claim 2 , including a brush for removing debris from the print media in use, wherein the brush is disposed across the path of the print media and located upstream of the page width print head.
4. A printer according to claim 2 , wherein the brush is located adjacent the second roller.
5. A printer according to claim 2 , wherein the second roller comprises a drive roller.
6. A printer according to claim 3 , including a print media severing assembly located downstream of the page width print head.
7. A printer according to claim 6 , wherein the print media severing assembly includes a blade arranged to interact with an edge of the second platen during a severing operation.
8. A printer including:
opposed first and second platens fixed separated by an intermediate space;
a drive roller located in the intermediate space, said drive roller spanning from one end to the other end of the intermediate space and arranged to urge portions of print media supported by the first and second platens in opposite directions along the platens;
a second roller disposed along corresponding edges of the first and second platen and arranged to direct the print media from the first platen to the second platen;
a page width printhead located across a path of the print media and positioned to print onto a portion of the print media supported by said first platen; and
a brush for removing debris from the print media in use, wherein the brush is disposed across the path of the print media and located upstream of the page width printhead.