Patent ID: 11926943
Assignee: JANOME CORPORATION
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC D | IPC D

Claim 0:
1. A cloth movement detection device, comprising:
a light irradiation portion configured to irradiate a cloth with a light;
a light detection portion configured to detect the light for detecting a movement of the 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.