JP2020023328A5

JP2020023328A5 -

Info

Publication number: JP2020023328A5
Application number: JP2019213665A
Authority: JP
Filing date: 2019-11-26
Publication date: 2020-05-07
Anticipated expiration: 2031-12-20

Description

前記した目的を達成するため、乗物用シートは、着座部およびシートバックを有するシート部と、前記シート部内に設けられ、膨張または収縮することで乗員のサポート位置を変更する空気袋と、を備えた乗物用シートであって、前記シート部は、左右のフレームを構成する長尺状の左右のサイドフレームと、前記空気袋と前記サイドフレームの間に配置されたプレート部材と、を備え、前記プレート部材は、第１支持面を有する第１部分と、前記第１支持面から延びる第２支持面であって、前記第１支持面に対して傾斜した第２支持面を有する第２部分とを有し、前記空気袋が膨張した場合に前記第１支持面と前記第２支持面とで前記空気袋を支持することを特徴とする。
前記した乗物用シートにおいて、前記第２部分は、前記プレート部材を前記サイドフレームに固定するための爪部を有する構成とすることができる。
前記した乗物用シートにおいて、前記第２部分は、前記爪部と対向する位置に形成された貫通穴を有する構成とすることができる。
前記した乗物用シートにおいて、前記爪部は、前記サイドフレームに固定されたロッド部材に引っ掛かる第１爪部と第２爪部とを有し、前記第１爪部と前記第２爪部は、前記ロッド部材に引っ掛かる方向が異なる構成とすることができる。
前記した乗物用シートにおいて、前記第１部分は、前記空気袋を取り付けるための係合穴を有する構成とすることができる。
前記した乗物用シートにおいて、前記第１爪部と前記第２爪部は、前記サイドフレームの長手方向に間隔をあけて設けられ、前記係合穴は、前記長手方向に間隔をあけて設けられた第１係合穴と第２係合穴とを有し、前記第１係合穴と前記第２係合穴との間の距離は、前記第１爪部と前記第２爪部との間の距離よりも長い構成とすることができる。
前記した乗物用シートにおいて、前記爪部は、左右方向において、前記係合穴よりも外側に位置する構成とすることができる。
前記した乗物用シートにおいて、前記第２部分は、前記サイドフレームの長手方向における大きさが、前記第１部分よりも小さい部分を有する構成とすることができる。
前記した乗物用シートにおいて、前記第１部分は、前記空気袋を取り付けるための係合穴と、前記プレート部材を前記サイドフレームに固定するためのフレーム固定部とを有し、前記係合穴は、前記サイドフレームの長手方向に間隔をあけて設けられた第１係合穴と第２係合穴とを有し、前記フレーム固定部は、前記第１係合穴と前記第２係合穴の間に設けられている構成とすることができる。
また、乗物用シートは、着座部およびシートバックを有するシート部と、前記シート部内に設けられ、膨張または収縮することで乗員のサポート位置を変更する空気袋と、を備えた乗物用シートであって、前記シート部は、左右のフレームを構成する長尺状の左右のサイドフレームを備え、前記空気袋は、プレート部材を介して前記サイドフレームに固定され、前記サイドフレームの長手方向に沿った端部に凹部が形成された第１空気袋を含み、前記第１空気袋は、前記プレート部材に固定される取付部を有し、前記取付部は、前記長手方向に離間して形成された第１取付部と第２取付部を有し、前記乗物用シートは、前記第１空気袋に連結され、前記第１空気袋へガスを供給するためのホースをさらに備え、前記凹部は、前記長手方向において前記第１空気袋と前記ホースとの連結部分と異なる位置に設けられており、前記第１空気袋と前記ホースとの連結部分は、前記長手方向において前記第１取付部と前記第２取付部の間に位置することを特徴とする。
前記した乗物用シートにおいて、前記第１空気袋は、前記取付部がクリップによって固定されている構成とすることができる。
前記した乗物用シートにおいて、前記凹部は、前記長手方向において前記第１取付部と前記第２取付部の間に設けられている構成とすることができる。
前記した乗物用シートにおいて、前記第１取付部と前記第２取付部は、前記第１空気袋の前記凹部が形成された側に形成されている構成とすることができる。
前記した乗物用シートにおいて、前記凹部は、前記取付部よりも前に設けられている構成とすることができる。
前記した乗物用シートにおいて、前記取付部は、前記第１空気袋の下端に形成されている取付部を含む構成とすることができる。
前記した乗物用シートは、前記左右のサイドフレームの間に配置された受圧部材を備え、前記凹部は、前記長手方向において前記受圧部材と重なる位置に設けられている構成とすることができる。
前記した乗物用シートにおいて、前記空気袋は、前記受圧部材に取り付けられた第２空気袋を含む構成とすることができる。
前記した乗物用シートにおいて、前記第１空気袋は、左右方向から見て、前記サイドフレームと重なるように配置されている構成とすることができる。
また、乗物用シートは、着座部およびシートバックを有するシート部と、前記シート部内に設けられた乗員の腰部のサポート位置を調整可能なサポート装置とを備えた乗物用シートであって、前記着座部の左右のフレームを構成する左右の着座部サイドフレームと、左右方向に延びて前記左右の着座部サイドフレームを連結する連結部材と、前記サポート装置を構成し、膨張または収縮することで前記サポート位置を変更する空気袋と、前記空気袋にガスを供給するポンプと、前記ポンプを前記連結部材に取り付けるための左右方向に延びるブラケットと、を備え、前記ブラケットは、下から上に向けて凹む形状をなす凹部を有し、前記ポンプは、中心軸線が前記ブラケットの凹部の下端よりも上に入り込んだ状態で前記ブラケットに取り付けられ、前記連結部材は、下から上に向けて凹む形状をなす凹部を有し、前記ブラケットは、前記連結部材の凹部に入り込んだ状態で前記連結部材に取り付けられていることを特徴とする。 In order to achieve the above-mentioned object, a vehicle seat includes a seat portion having a seating portion and a seat back, and an air bag that is provided in the seat portion and that changes a occupant's support position by expanding or contracting. In the vehicle seat, the seat portion includes long left and right side frames that form left and right frames, and a plate member that is disposed between the air bag and the side frame. The plate member includes a first portion having a first supporting surface and a second portion having a second supporting surface extending from the first supporting surface and inclined with respect to the first supporting surface. And the air bag is supported by the first support surface and the second support surface when the air bag is inflated.
In the vehicle seat described above, the second portion may have a claw portion for fixing the plate member to the side frame.
In the vehicle seat described above, the second portion may have a through hole formed at a position facing the claw portion.
In the above vehicle seat, the claw portion has a first claw portion and a second claw portion that are hooked on a rod member fixed to the side frame, and the first claw portion and the second claw portion are The rod members may be hooked in different directions.
In the vehicle seat described above, the first portion may have an engaging hole for attaching the air bag.
In the vehicle seat described above, the first claw portion and the second claw portion are provided at intervals in the longitudinal direction of the side frame, and the engagement holes are provided at intervals in the longitudinal direction. A first engaging hole and a second engaging hole, and a distance between the first engaging hole and the second engaging hole is equal to that of the first claw portion and the second claw portion. The configuration may be longer than the distance between them.
In the vehicle seat described above, the claw portion may be located outside the engagement hole in the left-right direction.
In the above vehicle seat, the second portion may have a portion in which the size of the side frame in the longitudinal direction is smaller than that of the first portion.
In the vehicle seat described above, the first portion has an engagement hole for attaching the air bag and a frame fixing portion for fixing the plate member to the side frame, and the engagement hole is A first engaging hole and a second engaging hole provided at intervals in the longitudinal direction of the side frame, and the frame fixing portion includes the first engaging hole and the second engaging hole. It may be configured to be provided between.
Further, the vehicle seat is a vehicle seat including a seat portion having a seating portion and a seat back, and an air bag that is provided in the seat portion and that changes an occupant's support position by expanding or contracting. The seat portion includes left and right long side frames that form left and right frames, and the air bag is fixed to the side frames via a plate member and extends in the longitudinal direction of the side frames. A first air bag having a recess formed at an end thereof is included, and the first air bag has a mounting portion fixed to the plate member, and the mounting portions are formed apart from each other in the longitudinal direction. The vehicle seat includes a first mounting portion and a second mounting portion, the vehicle seat is further connected to the first air bag, and further includes a hose for supplying gas to the first air bag. Longitudinally Is provided at a position different from the connecting portion between the first air bag and the hose, and the connecting portion between the first air bag and the hose has the first mounting portion and the second mounting portion in the longitudinal direction. It is characterized by being located between parts.
In the vehicle seat described above, the attachment portion of the first air bag may be fixed by a clip.
In the vehicle seat described above, the recess may be provided between the first mounting portion and the second mounting portion in the longitudinal direction.
In the vehicle seat described above, the first mounting portion and the second mounting portion may be formed on a side of the first air bag where the recess is formed.
In the above vehicle seat, the recess may be provided in front of the mounting portion.
In the vehicle seat described above, the mounting portion may include a mounting portion formed at a lower end of the first air bag.
The vehicle seat may include a pressure receiving member arranged between the left and right side frames, and the recess may be provided at a position overlapping the pressure receiving member in the longitudinal direction.
In the vehicle seat described above, the air bag may include a second air bag attached to the pressure receiving member.
In the vehicle seat described above, the first air bag may be arranged so as to overlap the side frame when viewed in the left-right direction.
Further, the vehicle seat is a vehicle seat including a seat portion having a seat portion and a seat back, and a support device which is provided in the seat portion and is capable of adjusting a support position of a lumbar region of an occupant. The left and right seating side frames that form the left and right frames of the seat, the connecting member that extends in the left and right direction to connect the left and right seating side frames, and the support device by expanding and contracting the support. An air bag that changes its position, a pump that supplies gas to the air bag, and a bracket that extends in the left-right direction for attaching the pump to the connecting member are provided, and the bracket is recessed from bottom to top. The pump has a concave portion, and the pump is mounted on the bracket in a state where the central axis of the pump is above the lower end of the concave portion of the bracket. Is, the connecting member has a recess in the shape recessed from bottom to top, the bracket is characterized in that mounted on the connecting member in a state of entering into the recess of the connecting member.

Claims

A vehicle seat comprising a seat portion having a seat portion and a seat back, and an air bag provided in the seat portion for changing a support position of an occupant by expanding or contracting,
The seat portion is
Long left and right side frames that make up the left and right frames ,
A plate member disposed between the air bag and the side frame ,
The plate member is
A first portion having a first support surface;
A second support surface extending from the first support surface, the second portion having a second support surface inclined with respect to the first support surface,
A vehicle seat , wherein the air bag is supported by the first support surface and the second support surface when the air bag is inflated .

The vehicle seat according to claim 1, wherein the second portion has a claw portion for fixing the plate member to the side frame.

The vehicle seat according to claim 2, wherein the second portion has a through hole formed at a position facing the claw portion.

The claw portion has a first claw portion and a second claw portion that are hooked on a rod member fixed to the side frame,
The vehicle seat according to claim 2 or 3, wherein the first claw portion and the second claw portion are different in a direction in which the rod member is hooked.

The vehicle seat according to claim 4, wherein the first portion has an engagement hole for attaching the air bag.

The first claw portion and the second claw portion are provided at intervals in the longitudinal direction of the side frame,
The engagement hole has a first engagement hole and a second engagement hole provided at intervals in the longitudinal direction,
The distance between the first engagement hole and the second engagement hole is longer than the distance between the first claw portion and the second claw portion. Vehicle seat.

The vehicle seat according to claim 5 or 6, wherein the claw portion is positioned outside the engagement hole in the left-right direction.

The vehicle seat according to any one of claims 1 to 7, wherein the second portion has a portion in which the size of the side frame in the longitudinal direction is smaller than that of the first portion. .

The first portion has an engagement hole for attaching the air bag, and a frame fixing portion for fixing the plate member to the side frame,
The engagement hole has a first engagement hole and a second engagement hole provided at intervals in the longitudinal direction of the side frame,
The vehicle seat according to claim 1, wherein the frame fixing portion is provided between the first engagement hole and the second engagement hole.