TWM421757U - Guiding mechanism of seat cushion of chair - Google Patents

Guiding mechanism of seat cushion of chair Download PDF

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Publication number
TWM421757U
TWM421757U TW100217611U TW100217611U TWM421757U TW M421757 U TWM421757 U TW M421757U TW 100217611 U TW100217611 U TW 100217611U TW 100217611 U TW100217611 U TW 100217611U TW M421757 U TWM421757 U TW M421757U
Authority
TW
Taiwan
Prior art keywords
base
seat
adjusting screw
frame
seat cushion
Prior art date
Application number
TW100217611U
Other languages
English (en)
Inventor
Wen-Shan Ke
Original Assignee
Wen-Shan Ke
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 Wen-Shan Ke filed Critical Wen-Shan Ke
Priority to TW100217611U priority Critical patent/TWM421757U/zh
Publication of TWM421757U publication Critical patent/TWM421757U/zh
Priority to JP2012003287U priority patent/JP3177652U/ja
Priority to EP12180990.9A priority patent/EP2572605B1/en
Priority to US13/602,809 priority patent/US8899681B2/en

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03266Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with adjustable elasticity
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03272Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03272Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs
    • A47C1/03274Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs of torsion type
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03277Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs
    • A47C1/03279Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs of torsion type
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C1/00Chairs adapted for special purposes
    • A47C1/02Reclining or easy chairs
    • A47C1/031Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03294Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest slidingly movable in the base frame, e.g. by rollers

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chairs Characterized By Structure (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)

Description

M421757 五、新型說明: 【新型所屬之技術領域】 本創作與座椅有關,特別是有關於一種座椅之椅塾導 引機構。 【先前技術】 一般座椅的椅墊均為固定而不可活動’當乘坐者坐在 椅墊上之後’為了讓背部獲得良好的支撐性,乘坐者通常
需要不斷地挪動臀部的位置,直到將背部緊貼於椅背為 止、。然而往往因為坐姿的變化,很容易造成背部與椅背之 間沒有確實地互相抵靠,如此不但會導致增加乘坐的不適 感’在經過久坐之後亦會逐漸影響到脊椎的健康。 雖然有一部分的座椅已經具備了可針對椅墊位置或椅 背角度進行調整的設計,以增加乘坐的舒適度,但是仍然 無法確保乘坐者在坐下的同時就能夠讓背部與椅背緊靠在 一起,因此,現有座椅的設計均有待改善之必要。 【新型内容】 本創作之主要目的在於提供一種座椅之椅墊導引機 其可=將乘坐者㈣部自動地料至與椅背相互緊 罪,以獲得良好的舒適性及支撐性。 ' 為達成上述目的’本創作之椅塾導弓丨機構包含有—爲 ^一彈性組件,以及-雜組件,其中:該基座之_ 對側分別具有—導引部’各該導引部以由後往前的方向呈 弧形地延伸且具有—弧形導槽;該彈性組件具有一固定 車由、-活動板,以及-扭力彈簧,該固定軸之兩端固定於 3 M421757 該基座之前端,該活動板可樞轉地套設於該固定軸,該扭 力彈簧套設於該固定軸且具有二抵靠端,並以該二抵靠端 頂抵於該活動板之底面;該椅墊組件具有一椅墊及—框 架,該框架之頂面供該椅墊組裝,該框架之底面的前端連 接於該彈性組件之活動板,該框架之底面的後端具有二連 接部,各該連接部以嵌設於各該弧形導槽内之一插栓與該 基座之各該導引部連接。藉此,當乘坐者之臀部坐在該椅 墊上之後,該椅墊組件將會藉由該活動板之作動而以該固 定軸的軸心為中心來沿著該基座之弧形導槽相對該基座向鲁 下移動,直到將乘坐者的背部自動地導引至與椅背緊靠在 一起,如此即可讓乘坐者的背部獲得良好的舒適性及支浐 性。 牙 為了配合不同乘坐者的重量,本創作更可提供一彈力 調整組件’用明整該扭力彈簧的扭力。該彈力調整细件 ::-擺動件、一調整螺桿、一旋鈕,以及一抵壓塊,該 動件樞設於該基座内且具有—頂抵部抵接於該扭力 彈 擺動 簧,該調整螺桿可原地旋轉地穿設於該基座且穿經該 :之-長槽孔’該旋鈕連接於該調整螺桿之一端: 調整螺桿轉動,該抵壓塊職於該調整螺桿且抵壓於 ^擺動件。當該抵壓塊受該調整螺桿之 ,時,該擺動件會產生樞擺且以其頂抵部推頂 貫,以扭緊該扭力彈簧。 评 【實施方式】 兹配合圖式列舉以下較佳實施例,用以對本創作之結
4 S 構及功效進行詳細說明。 °月先參閱第一及二圖,為本創作一較佳實施例之座椅 10之椅墊導引機構12,包含有一基座20、一彈性組件3〇, 以及一椅墊組件40。 基座20之後端與一椅背14連接,基座20之左右兩侧 分別與—扶手16連接’並於對應各扶手16的位置設有一 導引部22,各導引部22由基座20之後端往基座20之前 端的方向呈弧形地延伸且具有-弧形導槽24。此外,基座 之前端的頂面具有二剖溝26。 彈性組件3〇具有—固定軸32、一活動板34,以及一 扭力彈簧36。固定軸32以其兩定於基座2()之前端; 活動板34可樞轉地套設於固定軸32 ;扭力彈簧%套設於 固疋軸32且具有二抵靠端362及一 u形延伸段364,並以 该二抵靠端362伸出基座2G之剖溝26而頂抵於活動板34 之底面,用以提供活動板34回復的力量。 椅墊組件40具有一椅墊42及一框架44,其中的框架 44具有一第一固定板46與一第二固定板48,如第四圖所 不,第一固定板46之頂面供椅墊42固定,第一固定板46 之底面的前端供第二固定板48之頂面連接,第二固定板 48之底面連接活動板34之頂面,此外,第一固定板恥之 底面的後知具有二連接部462,各連接部462經由嵌設於 各弧形導槽24之一插栓464而連接於基座2〇之各導引部 22。 以上為本創作之椅墊導引機構12的詳細結構,以下再 M421757 就本創作之動作過程及特色進行說明。 當乘坐者坐在椅墊42上之後,椅墊組件4〇會藉由乘 坐者的重量而迫使活動板34朝基座2〇樞轉,同時又連= 各插栓464沿著基座20之各弧形導槽24產生向下移動, 使得整個椅件4〇會以固定軸32的軸心為中心而沿著 弧形的執跡朝椅背14向下移動,如第四及五圖所示,^移 動的過程中會自動地將乘坐者的背部往椅背14的方向= 引’直到各插栓464移動至各弧形導槽24之底端時,^“ 者的背部恰好與椅背14相互緊靠在—起,如此即可讓乘^ φ 者的背部獲得良好的舒適性及支撐性,一旦乘坐者起身之 後’椅墊組件40會受到扭力彈簧36的彈力作用而回復= 如第四圖所示之位置。 為了配合不同乘坐者的重量,本創作更可提供一彈力 調整組件5G,用以調整扭力彈簧36的扭力,如第六圖所 =彈力調整組件50具有-擺動件52、—調整螺桿54、 旋鈕56,以及一抵壓塊58,其中,擺動件52樞設於基 座20内而形成類似_板的結構,擺動件%之—頂抵部 抵接於扭力彈★ 36之U形延伸段364 ;調整螺桿54 可原地旋轉地穿設於基座且穿經擺動件52之―長槽孔 524,旋鈕56連接於調整螺桿54之底端且抵靠於基座加 之底面’可受外力作用而驅動調整螺桿54轉動;抵壓塊 分螺設於調整螺桿54且位於擺動件52的上方,可受調整 螺桿54之驅動而抵壓擺動件52。 當轉動旋鈕56時’抵壓塊58會受調整螺桿54之驅動 6 ^對擺動件52上下移動,t減於縣件52之一端時, =z件52會產生樞擺且以其頂抵部522向上推頂扭力彈簧 且來扭緊扭力彈簧36,以增加椅独件4G所受到的運動 阻f,反之,當抵壓塊58遠離擺動件52時,擺動件% ^到扭力彈簧36之U形延伸段364的回復力量作用 力如第六及七圖所示’以降低一 說明本===中_露的構成元件,僅為舉例 變化,#為2制本案之㈣,其他等效雜的替代或 本案之申請專利範圍所涵蓋。 【圖式簡單說明】 第一圖為應用本創作一較佳實施例之座椅的 第二圖為本創作一較佳實施例之立體圖。 第二圖為本創作一較佳實施例之局部立Μ _第四至五圖為本創作—較佳實施例之側視 不椅墊組件之作動過程。 兄 第六至七_本_—較佳實關之局 要顯示彈力輕、崎之_軸。 現 立體圖 體分解圖 圖 主要顯 圖,主 【主要元件符號說明】 10座椅 14椅背 20基座 24弧形導槽 30彈性組件 34活動板 362抵靠端 40椅餐組件 44框架 462連接部 48第二固定板 52擺動件 524長槽孔 56旋紐 12椅墊導引機構 16扶手 22導引部 26剖溝 32固定軸 36扭力彈簧 364 U形延伸段 42椅塾 46第一固定板 464插栓 50彈力調整組件 522頂抵部 54調整螺桿 58抵壓塊

Claims (1)

  1. M421757 六、申請專利範圍: .1. 一種座椅之椅墊導引機構,包含有: 一基座,於其兩相對侧分別具有一導引部,各該導引 部由該基座之後端往該基座之前端的方向呈弧獅=伸且 具有一弧形導槽; ^ 一彈性組件,具有一固定軸、一活動板,以及一扭力 彈簧’該固定軸固定於該基座之前端,該活動板可柩轉地 套設於該固定軸,該扭力彈簧套設於該固定軸且具有二抵 靠端,並以該二抵靠端頂抵於該活動板之底面;以及 -椅墊組件’具有—雜及—框架,該购之頂面供 該椅墊組裝,該框架之底面的前端連接於該彈性組件之活 動板,該框架之底面的後端分別具有二連接部,各該連接 部以嵌設於各該弧形導槽内之一插栓與該基座之各該導引 部連接,使得該椅塾組件能以該固定轴的轴心為中心而沿 著該基座之弧形導槽相對該基座作動。 2. 如請求項1所述之座椅之椅墊導引機構,其中該椅 塾組件之框架具有-第一固定板與一第二固定板,該第一 固定板之頂面供該椅墊固定,該第一固定板之底面供該第 一口疋板之頂面連接,該第二固定板之底面連接該活動板 之頂面。 3. 如請求項1所述之座椅之椅墊導引機構,更包含有 一彈力凋整組件,具有一擺動件、一調整螺桿、一旋鈕, 以及一抵壓塊,該擺動件樞設於該基座内且具有一頂抵部 抵接於6亥扭力彈簧之一 u形延伸段,該調整螺桿可原地旋 9 轉地穿設於該基座且穿經該擺動件之-長槽孔,該旋钮連 接於該調整螺桿之-端,可驅動該調整螺桿轉動;該抵壓 塊螺設於該調整螺桿且位於該擺動件的上方可受該調整 螺桿之驅動而抵壓該擺動件。 4·如5胃求項丨所述之輯之料導引機構其中該基 之頂面具有一剖溝供該扭力彈菁之抵靠端伸出。
TW100217611U 2011-09-20 2011-09-20 Guiding mechanism of seat cushion of chair TWM421757U (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
TW100217611U TWM421757U (en) 2011-09-20 2011-09-20 Guiding mechanism of seat cushion of chair
JP2012003287U JP3177652U (ja) 2011-09-20 2012-06-01 椅子の座部ガイド装置
EP12180990.9A EP2572605B1 (en) 2011-09-20 2012-08-20 Seat guiding apparatus for chair
US13/602,809 US8899681B2 (en) 2011-09-20 2012-09-04 Seat guiding apparatus for chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW100217611U TWM421757U (en) 2011-09-20 2011-09-20 Guiding mechanism of seat cushion of chair

Publications (1)

Publication Number Publication Date
TWM421757U true TWM421757U (en) 2012-02-01

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ID=46459058

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100217611U TWM421757U (en) 2011-09-20 2011-09-20 Guiding mechanism of seat cushion of chair

Country Status (4)

Country Link
US (1) US8899681B2 (zh)
EP (1) EP2572605B1 (zh)
JP (1) JP3177652U (zh)
TW (1) TWM421757U (zh)

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KR101398686B1 (ko) * 2013-10-10 2014-05-27 주식회사 시디즈 틸팅 타입 의자
JP2017001419A (ja) * 2015-06-04 2017-01-05 アイシン精機株式会社 オットマン装置
DE102017107636A1 (de) * 2017-04-10 2018-10-11 Bock 1 Gmbh & Co. Kg Synchronmechanik für einen Bürostuhl
CN209018141U (zh) * 2018-05-11 2019-06-25 杭州中泰实业集团有限公司 一种改变扭簧角度的螺旋调节转椅托盘
US11690455B2 (en) * 2020-09-18 2023-07-04 Dinkar Chellaram Synchronous-tilt reclining chair

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Also Published As

Publication number Publication date
US8899681B2 (en) 2014-12-02
JP3177652U (ja) 2012-08-09
US20130069406A1 (en) 2013-03-21
EP2572605A1 (en) 2013-03-27
EP2572605B1 (en) 2014-07-16

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