Patent ID: 11897544
Assignee: NIPPON STEEL CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A center pillar inner comprising:
an inner member having an opening to be a place for mounting a retractor of a seat belt is mounted and a side sill mounting portion to be a place for mounting a side sill; and
a CFRP member joined to a surface of the inner member at a lower portion region between the side sill mounting portion and the opening in the inner member, wherein
the CFRP member includes a carbon fiber with a fiber direction falling within a range of 5 degrees to 5 degrees in relation to a longitudinal direction of the inner member and a matrix resin is a thermoplastic resin,
the thermoplastic resin is a phenoxy resin, and
the CFRP member is provided at least between the opening and the side sill mounting portion.