Patent ID: 11879508
Assignee: HYUNDAI MOTOR COMPANY
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A clutch for preventing backdrive, the clutch comprising:
a housing:
a cover portion positioned on one end portion of the housing;
an external shaft at least one portion of which is positioned inside the housing, a first end portion thereof passing through the housing, and a second end portion thereof being fastened to a locker;
an input shaft, a first end portion thereof to be inserted into an opening portion in the locker, and a second end portion thereof passing through the cover portion;
a gear portion positioned on the housing or the cover portion so that a serrated portion positioned on the locker is selectively brought into contact with the gear portion; and
a magnetic unit providing a force so that the gear portion is brought into contact with the serrated portion,
wherein the external shaft and the locker are configured to be rotated along a rotation direction of the input shaft, and
wherein the gear portion is brought into contact with the serrated portion by the magnetic unit to deal with rotation of the external shaft, and thus configured to restrict the rotation of the locker.