Seiko Epson Corporation

Takanori Yokoi

Yasuhiro Hosokawa

Toru Matsuyama

Junpei Yoshida

Motoki Yoshizawa

Tadashi Ishikawa

Masahiko Yoshida

A liquid discharging apparatus includes an accommodating container accommodating conductive liquid, a rod-shaped first electrode accommodated in the accommodating container, a rod-shaped second electrode accommodated in the accommodating container, a detection portion that is electrically coupled to the first electrode and the second electrode and that detects a remaining amount of the liquid accommodated in the accommodating container in response to an electric signal from at least one of the first electrode and the second electrode, and a liquid discharging head discharging the liquid that is supplied from the accommodating container, in which the first electrode includes a first part having an outer periphery with a first length, and a second part having an outer periphery with a second length that is shorter than the first length.

Liquid discharging apparatus and liquid accommodating device

A liquid accommodating device includes an accommodating container accommodating conductive liquid, a first electrode accommodated in the accommodating container, a second electrode accommodated in the accommodating container, and a detection portion that is electrically coupled to the first electrode and the second electrode and that detects a remaining amount of the liquid accommodated in the accommodating container in response to an electric signal from at least one of the first electrode and the second electrode, in which the first electrode includes a first part where a first conduction portion formed with a conductive member is exposed, a second part where the first conduction portion is exposed, and a first insulation part that is provided between the first part and the second part and in which the first conduction portion is covered with an insulation member.

A liquid discharging apparatus includes an accommodating container accommodating conductive liquid, a first electrode accommodated in the accommodating container, a second electrode accommodated in the accommodating container, a detection portion that is electrically coupled to the first electrode and the second electrode and that detects a remaining amount of the liquid accommodated in the accommodating container in response to an electric signal from at least one of the first electrode and the second electrode, and a liquid discharging head discharging the liquid that is supplied from the accommodating container, in which the first electrode includes a first part where a distance between the first part and the second electrode is a first distance, and a second part where a distance between the second part and the second electrode is a second distance that is longer than the first distance.

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the plurality of walls, a first electrode provided in a first portion of a first wall among the plurality of walls, and a second electrode provided in a second wall among the plurality of walls. The first portion is thinner than a second portion which is at least a part of the plurality of walls other than the first portion.

Storage device and liquid ejection apparatus

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the plurality of walls; and a flexible printed substrate including a first electrode provided in a first wall among the plurality of walls, a second electrode provided in a second wall among the plurality of walls, a first wiring coupled to the first electrode, and a second wiring coupled to the second electrode, in which a width of the first wiring in a first direction, which is a direction in which the object decreases in the storage section, is smaller than a width of the first electrode in the first direction, and a width of the second wiring in the first direction is smaller than a width of the second electrode in the first direction.

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the plurality of walls; and a flexible printed substrate fixed to the storage section, in which the storage section includes a first positioning portion, and the flexible printed substrate includes a first electrode provided in a first wall among the plurality of walls, a second electrode provided in a second wall among the plurality of walls, a first wiring coupled to the first electrode, a second wiring coupled to the second electrode, and a second positioning portion that is coupled to the first positioning portion to determine a position of the flexible printed substrate.

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the plurality of walls; a flexible printed substrate including a first electrode provided in a first wall among the plurality of walls, and a second electrode provided in a second wall among the plurality of walls; and a double-sided tape including a base material, a first adhesive layer formed on a first surface of the base material, and a second adhesive layer formed on a second surface of the base material opposite to the first surface, and adhering the flexible printed substrate to the storage section.

Storage device, liquid ejection apparatus, and method for manufacturing storage device

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the walls; and a flexible printed substrate fixed to the storage section, in which the flexible printed substrate includes a first electrode, a second electrode, a third electrode, a first terminal that is electrically coupled to the first electrode, a second terminal that is electrically coupled to the second electrode, a third terminal that is electrically coupled to the third electrode, and a plurality of constant voltage terminals held at a constant voltage, one or more constant voltage terminals are arranged between the first terminal and the second terminal, one or more constant voltage terminals are arranged between the second terminal and the third terminal, and one or more constant voltage terminals are arranged between the third terminal and the first terminal.

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the walls; and a flexible printed substrate including a non-conductive first cover film layer, a non-conductive second cover film layer, a non-conductive base material layer provided between the first cover film layer and the second cover film layer, a conductive first conductor layer provided between the first cover film layer and the base material layer, and a conductive second conductor layer provided between the second cover film layer and the base material layer, in which the first cover film layer is provided between the second cover film layer and the storage section, the first conductor layer includes a first electrode provided in a first wall and a second electrode provided in a second wall, and the second conductor layer includes a constant voltage wiring held at a constant voltage.

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the plurality of walls; a first electrode provided in a first portion of a first wall among the plurality of walls; and a second electrode provided in a second portion of a second wall among the plurality of walls, in which the first portion includes a first outer surface on which the first electrode is provided and a first inner surface opposite to the first outer surface, the second portion includes a second outer surface on which the second electrode is provided and a second inner surface opposite to the second outer surface, and the first inner surface of the first portion and the second inner surface of the second portion are subjected to a water-repellent treatment.

A storage device includes a storage section including a plurality of walls and storing an object in a space surrounded by the plurality of walls, a first electrode provided in a first portion of a first wall among the plurality of walls, a second electrode provided in a second wall among the plurality of walls, and a first support portion supporting the first portion and a second portion among the plurality of walls. The first portion is thinner than the second portion.

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Yamagata-mura, Japan

Takanori Yokoi