LIQUID EJECTION HEAD

• Main Authors: TANAKA, Fumi, MORI, Tatsurou, NAKANO, Takatoshi, KIMURA, Satoshi, OKUSHIMA, Shingo, MIHARA, Hiroaki, HAMADA, Yoshihiro, TAKAHASHI, Tomohiro, IWANAGA, Shuzo, AMMA, Hiromasa, OIKAWA, Yuhei, ISHIDA, Koichi
• Format: Patent
• Language: English; French; German
• Published: 03.07.2024
• Subjects: CORRECTION OF TYPOGRAPHICAL ERRORS; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; LINING MACHINES; PERFORMING OPERATIONS; PRINTING; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS

A liquid ejection head (3) according to the present disclosure includes: a printing element substrate (10) including an ejection surface (120) provided with a first ejection orifice array (14a-14d) in which an ejection orifice configured to be capable of ejecting a liquid is arranged in plurality in an array direction and a second ejection orifice array (14a-14d) arranged in a direction intersecting with the array direction and the first ejection orifice array (14a-14d); and a protective member (140) provided with a first opening corresponding to the first ejection orifice array (14a-14d) and a second opening corresponding to the second ejection orifice array (14a-14d), wherein the protective member (140) is arranged adjacent to the ejection surface (120) of the printing element substrate (10) via an adhesive arranged between the first ejection orifice array (14a-14d) and the second ejection orifice array (14a-14d).