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Vehicle seat frame

A seat frame and vehicle technology, which is applied to vehicle seats, movable seats, vehicle parts, etc., can solve problems such as directions that do not consider the load, and can not be said to effectively ensure the strength of the seat back frame.

Inactive Publication Date: 2010-07-14
AISIN SEIKI KK
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] However, in the vehicle seat frame of Patent Document 1, the direction of the load applied from the seat belt to the back center frame of the seat back frame via the shoulder belt anchor when the vehicle is in a sudden deceleration state is not considered. Therefore it cannot be said that the strength of the seat back frame is effectively ensured

Method used

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Examples

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Embodiment Construction

[0024] Hereinafter, embodiments in which the vehicle seat frame according to the present invention is embodied will be described with reference to the drawings. Such as figure 1 As shown, the vehicle seat frame of the embodiment is provided with: a seat cushion frame 10, which supports the seat cushion 90; a seat back frame 20, which supports the seat back 91; and a recliner 30, which adjusts the seat back 91. an angle with respect to the seat cushion 90 ; and the shoulder belt anchor 27 provided at the upper end of the seat back frame 20 . The shoulder belt anchor 27 is composed of a joint portion 27a and a belt guide portion 27b.

[0025] Back side frames 21 and 22 are arranged at both ends of the seat back frame 20 , and a hollow back middle frame 23 in the shape of a rectangular column is arranged at the center. The upper ends of the two back side frames 21 and 22 are connected by an upper pipe 24, and the center part of the upper pipe 24 and the upper end of the back m...

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Abstract

A vehicle seat frame having high strength effectively achieved without involving an increase in the weight of the seat frame. The vehicle seat frame has a seat cushion frame (10) for supporting a seat cushion (90), a seatback frame (20) for supporting a seatback (91), a recliner (30) pivotably connecting the seatback (91) to the seat cushion (90) and adjusting the pivoting angle of the seatback (91), and a shoulder belt anchor (27) mounted on the seatback frame (20) and supporting one end of a shoulder belt. A back center frame (23) of the seatback frame (20) has outer peripheral sections (23a, 23b, 23c, 23d) having a hollow rectangular pillar shape and also has a reinforcement plate (23e) received in the outer peripheral sections (23a, 23b, 23c, 23d) and installed parallel to the direction of a load applied to the shoulder belt anchor (27) by the shoulder belt (51a).

Description

technical field [0001] The present invention relates to a seat frame for a vehicle in which a shoulder belt anchor is provided at an upper end of a seat back frame. Background technique [0002] In the past, such as Figure 5 As shown, there is known a seat frame for a vehicle having the following components: a seat cushion frame 110, which supports the seat cushion 90; a seat back frame 120, which supports the seat back 91; a recliner 140, which adjusts the seat the angle of the backrest 91 relative to the seat cushion 90 ; and the shoulder belt anchor 130 provided at the upper end of the seatback frame 120 . Back side frames 121 and 122 are arranged on both sides of the seat back frame 120 , and a hollow back middle frame 123 in the shape of a rectangular column is arranged in the center. Furthermore, cushion side frames 111 and 112 are arranged on both sides of the seat cushion frame 110, and a cushion middle frame 113 is arranged in the center. An upper arm 124 formed ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B60N2/44B60N2/22B60N2/90
CPCB60N2/682B60R22/26B60N2/22B60N2/688
Inventor 山田幸史冈崎裕行
Owner AISIN SEIKI KK
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