JPH0329051U - Lumbar support device - Google Patents

Lumbar support device

Info

Publication number
JPH0329051U
JPH0329051U JP1989090074U JP9007489U JPH0329051U JP H0329051 U JPH0329051 U JP H0329051U JP 1989090074 U JP1989090074 U JP 1989090074U JP 9007489 U JP9007489 U JP 9007489U JP H0329051 U JPH0329051 U JP H0329051U
Authority
JP
Japan
Prior art keywords
lumbar
lumbar support
support device
seat
armrest
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1989090074U
Other languages
Japanese (ja)
Other versions
JPH061004Y2 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ikeda Corp
Original Assignee
Ikeda Bussan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ikeda Bussan Co Ltd filed Critical Ikeda Bussan Co Ltd
Priority to JP1989090074U priority Critical patent/JPH061004Y2/en
Publication of JPH0329051U publication Critical patent/JPH0329051U/en
Application granted granted Critical
Publication of JPH061004Y2 publication Critical patent/JPH061004Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/64—Back-rests or cushions
    • B60N2/66—Lumbar supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/75—Arm-rests
    • B60N2/753—Arm-rests movable to an inoperative position

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係るランバーサポート装置の
一実施例を示す要部構成のみの概略斜視図、第２
図はその要部断面図、第３図は連結手段の詳細図
、第４図ａ，ｂは本考案装置の操作状態を説明す
るための概略斜視図、第５図ａ，ｂは本考案の別
の実施例を示す概略斜視図およびその要部拡大斜
視図、第６図は操作釦部分の拡大断面図、第７図
ａ，ｂ，ｃは操作順序を説明するための概略図で
ある。 図中、１……車両用シート、３……シートバツ
ク、４……アームレスト、１０……ランバーサポ
ート装置、１１……ランバープレート、１２……
ランバー駆動機構、１３……カム部材、１６……
サイドブラケツト、１７……回動軸、２０……操
作釦、２１……カム軸、２２……係合ピン、２３
……切欠き、２４……伝達シヤフト、２５…コイ
ルばね、３０……係合円板、３０ａ……係合突部
、３１……係合孔、３１ａ，３１ｂ……係合切欠
き部、３２……リターンスプリング手段。 FIG. 1 is a schematic perspective view of only the main parts of an embodiment of the lumbar support device according to the present invention, and FIG.
The figure is a sectional view of the main part, Figure 3 is a detailed view of the connecting means, Figures 4a and b are schematic perspective views for explaining the operating state of the device of the present invention, and Figures 5a and b are FIG. 6 is an enlarged sectional view of an operation button portion, and FIGS. 7a, b, and c are schematic diagrams for explaining the order of operation. In the figure, 1... vehicle seat, 3... seat back, 4... armrest, 10... lumbar support device, 11... lumbar plate, 12...
Lumbar drive mechanism, 13...cam member, 16...
Side bracket, 17...Rotation shaft, 20...Operation button, 21...Camshaft, 22...Engagement pin, 23
...Notch, 24...Transmission shaft, 25...Coil spring, 30...Engagement disc, 30a...Engagement protrusion, 31...Engagement hole, 31a, 31b...Engagement notch, 32 ...Return spring means.

Claims (1)

【実用新案登録請求の範囲】 (1) シートバツク内でシートの前後方向に移動
可能に配置されシートバツク下方を膨出させるラ
ンバープレートを有しこのランバープレートを外
部からの回動操作により作動させるランバー駆動
機構と、シートバツク側部に回動軸により収納、
引出し可能に軸支されているアームレストとを備
えてなり、このアームレストの外側で回動軸に対
応する部分に押圧操作可能な操作釦を設けるとと
もに、この操作釦を押圧操作したときに前記シー
トバツク内に臨んで前記ランバー駆動機構に連結
される連結手段を設け、前記アームレストの回動
動作に伴なつてランバープレートを移動させ得る
ように構成したことを特徴とするランバーサポー
ト装置。 (2) 請求項１記載のランバーサポート装置にお
いて、操作釦が押圧操作されたときにランバー駆
動機構への連結手段による連結状態を一時的に保
持しアームレストが一定量回動されてランバーサ
ポートが膨出したときに操作釦を復帰させる係止
手段と、ランバーサポート膨出時に操作釦が押圧
操作されたときにランバープレートを強制的にシ
ート後方に移動させるようにランバー駆動手段に
付設されたリターンスプリング手段を備えてなる
ことを特徴とするランバーサポート装置。[Claims for Utility Model Registration] (1) A lumbar drive that has a lumbar plate that is arranged to be movable in the front-rear direction of the seat within the seat bag and that bulges out the lower part of the seat bag, and that the lumbar plate is actuated by rotational operation from the outside. storage mechanism and a rotating shaft on the side of the seat back,
The armrest is pivotably supported so that it can be pulled out, and an operation button that can be pressed is provided on the outside of this armrest at a portion corresponding to the rotation axis, and when the operation button is pressed, the inside of the seat bag is 1. A lumbar support device, comprising: a connecting means connected to the lumbar drive mechanism facing the lumbar support device, the lumbar support device being configured such that the lumbar plate can be moved as the armrest rotates. (2) In the lumbar support device according to claim 1, when the operation button is pressed, the connection state by the connection means to the lumbar drive mechanism is temporarily maintained, and the armrest is rotated by a certain amount to inflate the lumbar support. A locking means that returns the operating button when the lumbar support is extended, and a return spring attached to the lumbar drive means that forcibly moves the lumbar plate toward the rear of the seat when the operating button is pressed while the lumbar support is inflated. A lumbar support device comprising: means.
JP1989090074U 1989-07-31 1989-07-31 Lumbar support device Expired - Lifetime JPH061004Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989090074U JPH061004Y2 (en) 1989-07-31 1989-07-31 Lumbar support device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989090074U JPH061004Y2 (en) 1989-07-31 1989-07-31 Lumbar support device

Publications (2)

Publication Number Publication Date
JPH0329051U true JPH0329051U (en) 1991-03-22
JPH061004Y2 JPH061004Y2 (en) 1994-01-12

Family

ID=31639618

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989090074U Expired - Lifetime JPH061004Y2 (en) 1989-07-31 1989-07-31 Lumbar support device

Country Status (1)

Country Link
JP (1) JPH061004Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010173429A (en) * 2009-01-28 2010-08-12 Ts Tech Co Ltd Seat for vehicle
JP2012176166A (en) * 2011-02-28 2012-09-13 Delta Kogyo Co Ltd Seat back structure with lumbar support for vehicle
EP2527196A1 (en) * 2011-05-24 2012-11-28 Renault S.A.S. Accessory for mounting an armrest to be mounted on a motor vehicle seat

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5026783B2 (en) * 2006-08-30 2012-09-19 株式会社イトーキ Chair
DE202016003794U1 (en) * 2016-06-16 2017-09-20 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Motor vehicle with seat

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010173429A (en) * 2009-01-28 2010-08-12 Ts Tech Co Ltd Seat for vehicle
JP2012176166A (en) * 2011-02-28 2012-09-13 Delta Kogyo Co Ltd Seat back structure with lumbar support for vehicle
EP2527196A1 (en) * 2011-05-24 2012-11-28 Renault S.A.S. Accessory for mounting an armrest to be mounted on a motor vehicle seat
FR2975644A1 (en) * 2011-05-24 2012-11-30 Renault Sa ARMREST ASSEMBLY ASSEMBLY FOR ASSEMBLING A MOTOR VEHICLE SEAT

Also Published As

Publication number Publication date
JPH061004Y2 (en) 1994-01-12

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