JPH0389650U - - Google Patents

Info

Publication number
JPH0389650U
JPH0389650U JP15165289U JP15165289U JPH0389650U JP H0389650 U JPH0389650 U JP H0389650U JP 15165289 U JP15165289 U JP 15165289U JP 15165289 U JP15165289 U JP 15165289U JP H0389650 U JPH0389650 U JP H0389650U
Authority
JP
Japan
Prior art keywords
torsion bar
adjustment
torsion
moment arm
attached
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.)
Pending
Application number
JP15165289U
Other languages
English (en)
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 filed Critical
Priority to JP15165289U priority Critical patent/JPH0389650U/ja
Publication of JPH0389650U publication Critical patent/JPH0389650U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Chair Legs, Seat Parts, And Backrests (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す全体斜視図、
第2図はその作用を示す側面図、第3図a,b,
cは第1図におけるA,B,C矢視図、第4図a
,bは操作部材の要部を示す断面図および側面図
である。 1,2……トーシヨンバー、4,5……モーメ
ントアーム、6……ばね体、7,8……調整駒、
10……操作部材。

Claims (1)

    【実用新案登録請求の範囲】
  1. シートフレームの左右にそれぞれ取り付けられ
    たトーシヨンバーと、各トーシヨンバーを捩るよ
    うにトーシヨンバーの一端側に取り付けられたモ
    ーメントアームと、モーメントアーム間に掛け渡
    されて着座の負荷を受けるばね体と、前記モーメ
    ントアームからの捩りに対するトーシヨンバーの
    有効長さを調整するように各トーシヨンバーの長
    手方向に移動可能に設けられた調整駒と、各調整
    駒が連動して移動するように調整駒を連結する操
    作部材とを備えていることを特徴とするシート用
    ばねの調整装置。
JP15165289U 1989-12-29 1989-12-29 Pending JPH0389650U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15165289U JPH0389650U (ja) 1989-12-29 1989-12-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15165289U JPH0389650U (ja) 1989-12-29 1989-12-29

Publications (1)

Publication Number Publication Date
JPH0389650U true JPH0389650U (ja) 1991-09-12

Family

ID=31697939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15165289U Pending JPH0389650U (ja) 1989-12-29 1989-12-29

Country Status (1)

Country Link
JP (1) JPH0389650U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0159443B2 (ja) * 1986-10-11 1989-12-18 Niigata Engineering Co Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0159443B2 (ja) * 1986-10-11 1989-12-18 Niigata Engineering Co Ltd

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