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US 2002/0154203 A1Published application
Ink jet printer
OwnerToru Tanakainventor
Life of this patent
Estimating the term…
Abstract
In order to provide an ink jet printer that can attain a non-blank printing operation, a sub paper guide 5 has a protrusion 5a that is protruded upwardly through a hole 4a of a main paper guide 4 and is movable along a sub scanning direction S2 and the protrusion 5a has a support plane for supporting a back surface of a paper 100 at a tip, wherein the sub paper guide 5 is further moved such that the support plane is always located blow the paper 100, depending on a position in the sub scanning direction S2 of the paper 100.
Claims17
An ink jet printer comprising:
- a recording head for discharging ink;
- a carriage for moving said recording head in a main scanning direction;
- and
- a paper feeding mechanism for feeding a paper in a sub scanning direction perpendicular to said main scanning direction, wherein said paper feeding mechanism has a feed roller for supporting a back surface of the paper and feeding it in said sub scanning direction and a paper guide for supporting said paper at downstream of the sub scanning direction of said feed roller,
- wherein said paper guide is provided with a main paper guide and a sub paper guide,
- said main paper guide has a top surface expanded over inner and outer regions of an ink discharging range of said recording head;
- and holes formed in at least said ink discharging range on said top surface,
- said sub paper guide has a protrusion that is protruded upwardly through said hole of said main paper guide and is movable along said sub scanning direction,
- said protrusion has a support plane for supporting a back surface of the paper at a tip, and
- said support plane of said sub paper guide is further moved so as to be always located below the paper, depending on a position in said sub scanning direction of the paper.
7 more elements
Dependencies are inferred from the claim text.