| CPC B41J 2/17596 (2013.01) [B41J 2/14233 (2013.01); B41J 2002/14338 (2013.01); B41J 2202/05 (2013.01)] | 18 Claims |
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1. A liquid ejecting head comprising:
a liquid ejecting section configured to eject liquid;
a first valve unit that adjusts a pressure of the liquid to be supplied to the liquid ejecting section; and
a housing that accommodates the liquid ejecting section and the first valve unit, wherein
the first valve unit includes
a first flow path that communicates with the liquid ejecting section,
a first flexible film that has a first inner surface defining a part of the first flow path and a first outer surface being opposite from the first inner surface and being in contact with an atmosphere, and is configured to displace in a first direction from the first outer surface toward the first inner surface and in a second direction opposite to the first direction, and
a first valve body that is moved between an opening position at which the first flow path is opened and a closing position at which the first flow path is closed, due to displacement of the first flexible film,
the housing defines an outer surface of the liquid ejecting head,
the housing and the first valve unit are separated from each other, and
the housing has a first opening portion facing at least a part of the first outer surface and not defining a flow path.
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