Title:
液体吐出ヘッドおよび液体吐出モジュール
Document Type and Number:
Japanese Patent JP7486959
Kind Code:
B2
Abstract:
A liquid discharge head (1) includes a substrate (15), pressure chambers (18), a pressure generating element (12), a discharge port (11), and a liquid channel (13). First and second communication supply channels (20, 21) and first and second communication collecting channels (25, 26) are formed in the substrate. A central axis of a first communication supply opening (50) is located closer to the corresponding pressure chamber than a central axis of a first common supply opening (54), or a central axis (60) of a second communication supply opening (51) is located closer to the corresponding pressure chamber than a central axis (60) of a second common supply opening (55), or a central axis of a first communication collecting opening (52) is located closer to the corresponding pressure chamber than a central axis of a first common collecting opening (56), or a central axis (60) of a second communication collecting opening (53) is located closer to the corresponding pressure chamber than a central axis (60) of a second common collecting opening (57).
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Inventors:
Yoshiyuki Nakagawa
Application Number:
JP2020011242A
Publication Date:
May 20, 2024
Filing Date:
January 27, 2020
Export Citation:
Assignee:
Canon Inc
International Classes:
B41J2/015; B41J2/05; B41J2/14; B41J2/155; B41J2/18
Domestic Patent References:
| JP6305143A |
Foreign References:
| WO2018193446A1 |
Attorney, Agent or Firm:
Takuma Abe
Yoshiko Takahashi
Shichiro Nakatsuji
Kazushi Tomita
Yasunao Daitomo
Yoshiko Takahashi
Shichiro Nakatsuji
Kazushi Tomita
Yasunao Daitomo