The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2022
Filed:
Mar. 16, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
There is provided a method of manufacturing a liquid ejection head. The liquid ejection head includes a recording device substrate, an electric wiring member configured to be connected to the recording device substrate at an electric connection portion, and a support member including a concave portion and a convex portion. The convex portion includes a first surface and a second surface. The method includes applying an adhesive to the surface of the concave portion on which the recording device substrate is to be placed and to the first surface, pressing the applied adhesive after the recording device substrate is placed on the surface of the concave portion on which the recording device substrate is to be placed, to fill, with the adhesive, a gap between the convex portion and the recording device substrate to a position higher than the first surface, and sealing the electric connection portion.