Hand dryer
AssigneeMitsubishi Electric Corporation
InventorManabu Fukano
Life of this patent
Estimating the term…
Abstract
A hand dryer includes: a box body that includes a hand drying chamber whose upper portion and side portion are open; an airflow generating device provided in the box body and generates an airflow; a nozzle provided on an inner wall surface of the hand drying chamber and ejects an airflow generated in the airflow generating device to the hand drying chamber; a first sensor provided on an inner wall surface of the hand drying chamber; a second sensor provided on an inner wall surface of the hand drying chamber and is provided at a position below the first sensor and is more outward than the first sensor in a horizontal direction; and a control unit that detects presence or absence of a hand in accordance with a signal from the first sensor or the second sensor and controls an operation of the airflow generating device.
Claims20
A hand dryer comprising:
- a box body that includes a hand drying chamber whose upper portion and side portion are open;
- an airflow generating device that is provided in the box body and generates an airflow;
- a nozzle that is provided on an inner wall surface of the hand drying chamber and ejects an airflow generated in the airflow generating device to the hand drying chamber;
- a plurality of first sensors provided on an inner wall surface of the hand drying chamber and aligned in a horizontal direction;
- a plurality of second sensors provided on the inner wall surface of the hand drying chamber and aligned in a vertical direction at a position below the plurality of first sensors and more outward than a most outward first sensor of the plurality of first sensors in the horizontal direction;
- and
- a control unit that detects a presence or an absence of a hand in accordance with a signal from the plurality of first sensors or the plurality of second sensors and controls an operation of the airflow generating device.
Dependencies are inferred from the claim text.