Patent ID: 11904798
Assignee: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. The webbing take-up device of claim 2, wherein:
the first tapered portions and the second tapered portions each includes a first tapered part and a second tapered part,
the first tapered part is formed at the rotation radial direction inside portion of each of the first tapered portions and the second tapered portions, and the second tapered part is formed at the rotation radial direction outside portion of each of the first tapered portions and the second tapered portions,
the first tapered part and the second tapered part are connected, and
an angle of an apex face of the first tapered part with respect to the first face and an angle of an apex face of the first tapered part with respect to the second face are greater than an angle of an apex face of the second tapered part with respect to the first face and an angle of an apex face of the second tapered part with respect to the second face.