Canon U.S.A. Inc., IP Division
Liquid discharge head
A liquid discharge head includes a print element substrate provided with discharge ports, through which liquid is discharged; and a support member having a liquid chamber, which is provided with a communicating opening that communicates with the discharge ports, wherein the liquid chamber has a first surface provided with the communicating opening, and a second surface facing the first surface, the second surface is provided with a buffer chamber, which is a hollow space for storing gas, and the buffer chamber has, in the second surface, an opening having a projecting portion projecting toward the inner side of the opening.
Canon Kabushiki Kaisha
B B B B B B B
B41J B41J B41J B41J B41J B41J B41J
inventional inventional additional inventional inventional additional inventional
Masaki Hiroshi Tomotsugu Yoshihiro Takuma Atsushi Tomoyuki Monta
Oikawa Yamada Kuroda Hamada Kodoi Omura Tenkawa Matsui