Invention Publication
- Patent Title: LIQUID EJECTION HEAD AND PROCESS FOR PRODUCING LIQUID EJECTION HEAD
-
Application No.: US18517965Application Date: 2023-11-22
-
Publication No.: US20240092080A1Publication Date: 2024-03-21
- Inventor: Kazuhiro Asai , Koji Sasaki , Jun Yamamuro , Shingo Nagata
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Priority: JP 18166888 2018.09.06
- The original application number of the division: US17392419 2021.08.03
- Main IPC: B41J2/14
- IPC: B41J2/14 ; B41J2/16
Abstract:
A liquid ejection head includes a base plate and at least two device chips in which ejection ports for ejecting a liquid are formed and which are disposed on the base plate. At least one first reference mark is provided on the base plate. A second reference mark is provided on each of the device chips. At least one space is formed between adjacent device chips. The second reference marks and the first reference mark present in the space are disposed on an array axis along which the device chips are arrayed.
Public/Granted literature
- US12005708B2 Liquid ejection head and process for producing liquid ejection head Public/Granted day:2024-06-11
Information query
IPC分类:
