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US 11,897,544 B2Granted
Center pillar inner and center pillar
AssigneeNippon Steel Corporation
InventorKoichi Hamada
Life of this patent
Estimating the term…
Abstract
Both weight reduction and impact resistance of a center pillar are satisfied while increase in cost is suppressed. A center pillar inner 20 is configured to include: an inner member 21 having an opening 21a to be a place where a retractor of a seat belt is mounted and a side sill mounting portion 21b to be a place where a side sill 30 is mounted; and a CFRP member 22 joined to a surface of the inner member 21, wherein the CFRP member 22 is provided at least between the opening 21a and the side sill mounting portion 21b.
Claims4
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.
3 more elements
Dependencies are inferred from the claim text.