Patent Number: 8,714,708

Title: Liquid ejection head and image forming apparatus including same

Abstract: A liquid ejection head including a nozzle plate having a nozzle array constructed of multiple nozzles, a channel member that forms multiple individual channels communicating with the multiple nozzles, a pressure generator to pressurize liquid within the multiple individual channels, and a common channel member that forms a common channel from which the liquid is supplied to the multiple individual channels. The channel member includes a first surface facing the common channel, a second surface provided at both ends of the channel member and protruding beyond the first surface toward a direction opposite a direction of flow of the liquid, and a third surface that connects the first and second surfaces. At least a gap between the common channel member and a part of the second surface is sealed by a seal member that forms a wall of the common channel between the channel member and the common channel member.

Inventors: Kuwata; Masahiro (Kanagawa, JP)

Assignee: Ricoh Company, Ltd.

International Classification: B41J 2/14 (20060101)

Expiration Date: 5/06/12018