Patent ID: 8864286

Claim:
A liquid ejecting head comprising: an orifice plate provided with an ejection port forming face which has an ejection port row formed thereon, the ejection port row including a plurality of ejection ports which eject a liquid and are arrayed in a first direction; and a plurality of grooves provided on the ejection port forming face, the plurality of grooves having a length in a second direction that intersects with the first direction, which length is greater than a width of the grooves in the first direction, wherein the ejection ports are formed inside the plurality of grooves, and with respect to a cross-section of the grooves in the first direction, which includes centers of the ejection ports, the grooves have an inner wall surface in a circular arc shape, and the grooves have an aperture which is larger than an aperture of the ejection ports, in the first direction.