IP Library Granted Patent US 12662287
Granted Patent B2
US 12662287 · App. 18/531,040 · Granted Jun 23, 2026

Liquid replenishment container

Inventor: Koji Kudo (Shiojiri, JP)
Assignee: SEIKO EPSON CORPORATION
B65D15/02B41J2/17506B65D15/24B65D25/54B65D47/123B65D47/20
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Quick Facts
Patent No.
US 12662287
App. No.
18/531,040
Granted
Jun 23, 2026
Kind
B2
Abstract

A liquid replenishment container includes a liquid accommodation section configured to accommodate a liquid, a pouring section coupled to the liquid accommodation section and having an outlet port for pouring the liquid, and a cap section mounted on the pouring section and covering the outlet port, in which the liquid accommodation section includes a main section formed of metal, and at least one of the liquid accommodation section and the pouring section includes a viewing section formed of a transparent or translucent member.

Claims (31)

1 . A liquid replenishment container for replenishing a liquid jet apparatus with a liquid, the liquid replenishment container comprising:

a liquid accommodation section configured to accommodate the liquid;

a pouring section coupled to the liquid accommodation section and having an outlet port for pouring the liquid; and

a cap section mounted on the pouring section and covering the outlet port, wherein

the liquid accommodation section includes a main section formed of metal and a viewing section formed of a transparent or translucent member;

the viewing section extends along a height direction of the liquid accommodation section; and

the viewing section does not cover the main section formed of metal.

2 . The liquid replenishment container according to claim 1 , wherein

information on the liquid replenishment container is displayed on the main section.

3 . The liquid replenishment container according to claim 1 , wherein

the pouring section is coupled to the liquid accommodation section by a unit that regulates decoupling of the pouring section from the liquid accommodation section.

4 . The liquid replenishment container according to claim 1 , wherein the main section and the viewing section are bonded to each other.

5 . The liquid replenishment container according to claim 4 , wherein the viewing section is fitted to an opening provided in the main section through a sealing member.

6 . A liquid replenishment container for replenishing a liquid jet apparatus with a liquid, the liquid replenishment container comprising:

a liquid accommodation section configured to accommodate the liquid;

a pouring section coupled to the liquid accommodation section and having an outlet port for pouring the liquid; and

a cap section mounted on the pouring section and covering the outlet port,

wherein

the liquid accommodation section includes a main section formed of metal and a viewing section formed of a transparent or translucent member;

the viewing section is disposed on a bottom portion side of less than half a height of the liquid accommodation section; and

the viewing section is formed of a separate member from the main section, and the separate member is coupled to the main section by engagement between an engagement section of the main section and an engagement section of the separate member, and the engagement section of the main section is formed inside a side wall defining the main section.

7 . A liquid replenishment container for replenishing a liquid jet apparatus with a liquid, the liquid replenishment container comprising:

a liquid accommodation section configured to accommodate the liquid;

a pouring section coupled to the liquid accommodation section and having an outlet port for pouring the liquid; and

a cap section mounted on the pouring section and covering the outlet port,

wherein

the liquid accommodation section includes a main section formed of metal;

the pouring section includes a viewing section formed of a transparent or translucent member; and

the pouring section includes an uncovered section that is not covered by the cap section, and the viewing section is disposed in the uncovered section.

8 . The liquid replenishment container according to claim 7 , further comprising a valve structure disposed in the pouring section, wherein

the valve structure is disposed at a position offset from the viewing section in a height direction.