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:
Jul. 30, 2019
Filed:
May. 07, 2018
Seiko Epson Corporation, Tokyo, JP;
Akihiko Maruyama, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A liquid ejecting apparatus includes a liquid ejecting head that ejects liquid, and a supply device that supplies the liquid from a liquid supply source to the liquid ejecting head, the supply device including a first liquid supplying flow path that supplies the liquid, a pump that feeds the liquid, a second liquid supplying flow path having one end connected to an upstream connecting portion and the other end connected to a downstream connecting portion, a pressure control valve disposed in the second liquid supplying flow path, a buffer in which a volume of a storage chamber varies by displacement of a flexible member, and a pressure applying section that applies pressure to the flexible member from an outside of the storage chamber.