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:
Oct. 26, 2021
Filed:
Sep. 17, 2019
Kyocera Document Solutions Inc., Osaka, JP;
Daisuke Eto, Osaka, JP;
KYOCERA Document Solutions Inc., Osaka, JP;
Abstract
A liquid supply unit includes a first chamber communicating with a liquid storage container, a second chamber communicating with a liquid ejection head, a communication opening allowing communication between the both chambers, an opening/closing member configured to open and close the communication opening, a biasing member configured to bias the opening/closing member in a direction toward the closing posture, a pressing member capable of pressing the opening/closing member in a direction toward the opening posture, and a flexible film member configured to be displaced based on a negative pressure. The pressing member includes a pivot portion, a pressure receiving portion configured to receive the displacement force from the flexible film member and a pressing portion configured to press the opening/closing member. The pivot portion is arranged on one end side of the pressing member, and the pressing portion is arranged on the other end side of the pressing member.