Bushings and seat frames

Abstract

This prevents the object from passing through the gaps in the bush. [Solution] The bush 10 is an annular bush extending along axis A, configured as a sliding bearing. The bush 10 comprises a cylindrical portion 11 and a slit 14. The cylindrical portion 11 extends along the axis. The slit 14 is formed from a first end to a second end in the axial direction of the bush 10 and is linear, separating the bush 10 in the circumferential direction. The slit 14 is a portion formed in the cylindrical portion 11 and includes an obstruction portion 15 configured to prevent an object from passing through the slit 14.

Claims

1. An annular bushing extending along the axis, configured as a sliding bearing, A cylindrical portion extending along the aforementioned axis, The bush comprises a linear cut formed from a first end to a second end in the axial direction, which separates the bush in the circumferential direction, The aforementioned slit is a portion formed in the cylindrical part and includes an obstructing portion configured to prevent an object from passing through the slit. Bush.

2. A bush according to claim 1, The aforementioned break is, A first section of the bush extends from the first end toward the second end in the direction of the axis, in a direction substantially coincide with the direction of the axis, The bush comprises a second section extending from the second end toward the first end in the direction of the axis, in a direction substantially coincide with the direction of the axis, The end of the second section on the first end side is provided at a different position in the circumferential direction from the end of the first section on the second end side. The obstructing portion extends in a curve from the end of the second end of the first section to the end of the first end of the second section. Bush.

3. A bush according to claim 1, The obstructing portion extends along a curved path that protrudes to the first side in the circumferential direction. Bush.

4. A bush according to any one of claims 1 to 3, The cylindrical portion is In the cushion frame of a vehicle seat, the side frame located at the end in the seat width direction is inserted into a through hole that penetrates in the seat width direction. The rod member inserted inside is rotatably supported with respect to the side frame. Bush.

5. A seat frame used in vehicle seats, The bushing is provided according to claim 4, Seat frame.

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