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US 12,427,821 B2Granted
Torsion bar unit
AssigneeNHK Spring Co., Ltd.
InventorsShinji Iino, Saiji Uetsuhara, Takuya Sato
Life of this patent
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Abstract
A torsion bar unit includes a cylindrical shaped torsion bar including a fiber-reinforced composite material and extending in a first direction, a first holding member having a first groove for holding an end part of the torsion bar, and a second holding member having a second groove for holding the end part of the torsion bar at a position opposite the first groove and sandwiching and holding the end part of the torsion bar between the first groove and the second groove by overlapping the first holding member and the second holding member.
Claims16
A torsion bar unit comprising:
- a cylindrical shaped torsion bar comprising a fiber-reinforced composite material and extending in a first direction,
- a first holding member having a first groove for holding an end part of the torsion bar,
- a second holding member having a second groove for holding the end part of the torsion bar at a position opposite the first groove and sandwiching and holding the end part of the torsion bar between the first groove and the second groove by overlapping the first holding member and the second holding member, and
- a first core rod inserted into a hollow portion with a cylindrical shape at the end part,
- wherein a cross-sectional shape of an outer shape of the end part is polygonal,
- a cross-sectional shape of the hollow portion of the end part is circular, and
- a cross-sectional shape of the first core rod is circular.
4 more elements
Dependencies are inferred from the claim text.