Patent ID: 11904734
Assignee: TOYOTA BOSHOKU KABUSHIKI KAISHA
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. A seat slider device comprising:
an upper rail attachable to a seat;
a lower rail slidably holding the upper rail;
a bolt fixing the lower rail to a vehicle body;
a washer through which the bolt passes; and
a retainer configured to retain the bolt to the lower rail before the lower rail is fixed to the vehicle body with the bolt,
wherein
the lower rail comprises:
an elongate bottom plate including a through hole;
a pair of outer vertical plates, the outer vertical plates extending upward respectively from ends of the bottom plate in a short direction;
a pair of upper plates, the upper plates horizontally extending respectively from upper ends of the outer vertical plates to an inside of the lower rail; and
a pair of inner vertical plates, the inner vertical plates extending downward respectively from inner ends of the upper plates,

the retainer comprises:
a spacer constituted of resin, integrated on the washer, and having a tube shape, wherein an outer diameter of the spacer is larger than a gap between the inner vertical plates and an inner diameter of the spacer is equal to or larger than an outer diameter of a head of the bolt; and
a retaining ring constituted of resin and provided on an inner surface of the washer, wherein a threaded portion of the bolt is press-fitted to the retaining ring;

a groove is provided in a surface of the washer;
the spacer and the retaining ring are connected to each other by a resin rod disposed in the groove; and
the retainer is arranged in the lower rail and is configured to retain the bolt with the bolt through the washer and the through hole.