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US 12,697,817 B2Granted
Liquid container, ink cartridge, and liquid discharge apparatus
AssigneeRicoh Company, Ltd.
InventorHideaki Suzuki
Life of this patent
Estimating the term…
Abstract
A liquid container includes a first liquid container to contain a first liquid and a second liquid container disposed on one side of the first liquid container in the longitudinal direction. The second liquid container contains a second liquid different from the first liquid. The second liquid container includes a transparent part visible from the outside of the second liquid container and a scale inside the second liquid container. The scale is visible from the outside through the transparent part.
Claims7
A liquid container, comprising:
- a first liquid container to contain a first liquid;
- a second liquid container on one side of the first liquid container in a longitudinal direction of the first liquid container, wherein the second liquid container contains a second liquid different from the first liquid, and the second liquid container includes:
- a transparent part visible from an outside of the second liquid container;
- and
- a scale inside the second liquid container, the scale visible from the outside through the transparent part;
- and
- a sensor to detect a frequency of a stirring operation of the second liquid in the second liquid container.
4 more elements
Dependencies are inferred from the claim text.