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:
Sep. 29, 2026
Filed:
Jul. 01, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Noriyasu Nagai, Tokyo, JP;
Naozumi Nabeshima, Tokyo, JP;
Ryoji Inoue, Kanagawa, JP;
Kyosuke Nagaoka, Tokyo, JP;
Kazuya Yoshii, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid discharge unit includes a discharge port which discharges liquid, a supply path which supplies the liquid to the discharge port, and a pressure control unit which controls a pressure of the liquid supplied from a liquid supply source to the supply path. The pressure control unit includes a fluid chamber having an inflow port of the liquid and an outflow port of the liquid, a valve body taking a closed position where the inflow port is closed and an open position where the inflow port is opened, a movable member taking a first position acting on the valve body such that the valve body is located at the closed position and a second position acting on the valve body, and an urging member which applies an urging force to the movable member.