Cloth movement detection device and sewing machine

Abstract

Provided with a cloth movement detection device and a sewing machine capable of precisely detecting a movement of a cloth. A cloth movement detection device includes: a light detection portion configured to detect a light for detecting a movement of a cloth; a body portion configured to be detachably attached to a presser bar of a sewing machine, the light detection portion being installed in the body portion; and a pressing support portion configured to be detachably attached to the body portion, a cloth pressing portion capable of contacting with the cloth being formed on the pressing support portion, wherein a window portion capable of transmitting the light is provided on a bottom surface of the body portion, and the cloth pressing portion is located lower than the bottom surface of the body portion in a state that the pressing support portion is attached to the body portion.

Dependencies are inferred from the claim text.