TWI225912B - The mechanism for reverse gear of a belt-type continuously variable transmission - Google Patents

The mechanism for reverse gear of a belt-type continuously variable transmission Download PDF

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Publication number
TWI225912B
TWI225912B TW092125260A TW92125260A TWI225912B TW I225912 B TWI225912 B TW I225912B TW 092125260 A TW092125260 A TW 092125260A TW 92125260 A TW92125260 A TW 92125260A TW I225912 B TWI225912 B TW I225912B
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TW
Taiwan
Prior art keywords
belt
wheel
cam
pulley
reverse
Prior art date
Application number
TW092125260A
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English (en)
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TW200510659A (en
Inventor
Huan-Lung Gu
Chun-Hsien Lu
Tseng-Te Wei
Chien-Tsung Wu
Shian-Hsua Huang
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Ind Tech Res Inst
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Priority to TW092125260A priority Critical patent/TWI225912B/zh
Priority to US10/702,951 priority patent/US7204771B2/en
Priority to DE20317267U priority patent/DE20317267U1/de
Priority to JP2003380071A priority patent/JP2005090733A/ja
Application granted granted Critical
Publication of TWI225912B publication Critical patent/TWI225912B/zh
Publication of TW200510659A publication Critical patent/TW200510659A/zh

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H9/00Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
    • F16H9/12Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members
    • F16H9/16Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/66Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
    • F16H61/662Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings with endless flexible members
    • F16H61/66272Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings with endless flexible members characterised by means for controlling the torque transmitting capability of the gearing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H63/00Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/04Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism
    • F16H63/06Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism the final output mechanism having an indefinite number of positions
    • F16H63/067Final output mechanisms therefor; Actuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism the final output mechanism having an indefinite number of positions mechanical actuating means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H9/00Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
    • F16H9/12Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members
    • F16H9/16Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts
    • F16H9/18Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley built-up out of relatively axially-adjustable parts in which the belt engages the opposite flanges of the pulley directly without interposed belt-supporting members using two pulleys, both built-up out of adjustable conical parts only one flange of each pulley being adjustable
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H55/00Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/32Friction members
    • F16H55/52Pulleys or friction discs of adjustable construction
    • F16H55/56Pulleys or friction discs of adjustable construction of which the bearing parts are relatively axially adjustable
    • F16H55/563Pulleys or friction discs of adjustable construction of which the bearing parts are relatively axially adjustable actuated by centrifugal masses

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • Friction Gearing (AREA)
  • Transmission Devices (AREA)

Description

1225912 玟、發明說明: 一、發明所屬之技術領域: 本發明係有關於一種帶式無段變速器的倒槽機構之設 計,特別是指在帶輪機構上設置一有倒轉功能之凸輪導槽叹 使得帶式無段變速機構可以作為具有正反轉雙向輪出的動 力源之主要傳動機構,使得整個動力系統(如動力源與傳 動機構)形成了一種正反轉皆能無段變速輸出的動力系^. 故可以運用在工業上及車輛上,並魏成本_連續順严 地變速輸出正轉及反轉之動力。 β 先前技術: 常見的帶式無段變速機構有二種: :種係以-條v形橡縣賴連接二組皮帶輪 t::被=輪’其機構只在皮帶輪内部施加局二 遞較=動5構是屬乾式的,不錢機油潤滑,可傳 上,步点二許t片~形片狀金屬並複合材料組合於鋼帶 鍊帶圈遠&:歸°贿金屬鍊帶圈。此複合材料並金屬 可為乾式,:==:.’即主:帶輪和被動帶輪,其機構 滑,屬濕、式潤消.二正1 且置於箱内,以獲得足夠的潤 ’用’吊用於較大動力之傳輸。 1225912 這些帶式變速機構的二組帶輪各別皆是二個半輪組合而 成(可«捕翻公告帛豸「紐魏機構之傳 動盤組j)’ -個為固定半輪,固定於轉轴上;另一個為活 動半輪’可在轉軸上活動而調整二個半輪之間的寬度,改 變帶圈與帶輪的有效接觸位置與有效旋轉半徑,使得二個 帶輪之間的轉速比產生變化,進而達到無段變逮之效果. 二個帶輪的活動半輪調整位置的方式有許多種,有用離 2讀速變化產生離心力推擠而難位置,有料加油麼 控制而調整位置,有科加電磁力推動而調整位置。 力,ΓίΓΓ之帶式變逮機構’皆只能傳遞某單方向的動 失,帶方向_力;當反向轉動時,扭力會完全喪 二1圈,輪之間無法卡緊來傳遞動力。由於這種功能上 的速機構雜廣泛的細更多方面 不能帶式變速機構只能傳遞一個方向的旋轉動力,而 帶向的旋轉動力,是因為二個帶輪或其中之一個 凸輪如 組以上之扭力凸輪賴構,此種扭力凸輪包含 輪上· # f輪導槽,分別設計在各帶輪的岐半輪和活動半 輪# Γ輪補傳越—方向_力時,凸翻會抵緊凸 時鋼側面即凸輪導軌上,t凸輪梢抵住凸輪導槽 為二個分輪導軌的接觸點。此作用力可分解 個分力里’―個分力向量垂直於帶輪的旋轉軸,另-力向===帶輪的旋轉轴;該平行於帶輪旋轉轴的分 …· ϋ π圈方向,活動半輪將被凸輪梢的作用力推 1225912 動Γ與帶輪之間的磨擦力將增加,帶輪可 量若此平行於帶輪旋轉軸的分力向 是=離,方向,則活動半輪將被凸輪梢的作用力 動力。圈與帶輪之_磨擦力將減弱而打滑,無法持續傳遞 輪梢戶It凸輪導槽其二個内側面是平行的,當正轉時,凸 向,传一 作用力在帶輪旋轉軸上之分力是朝向帶圈方 沒有辦向,故使活動半輪遠離帶圏,造成打滑, 具中,經常有正轉及反轉兩 用需求,如馬達、空壓機或液壓機等動力 機及反轉之動力源,即使用内燃機或外燃 /二引料動力,也可以經由㈣的_機構將 ==源變化成可以正轉及反轉之雙向輸㈣力源; 9源已經很輕易能產生正轉及反轉雙向之輸出,但 疋作為扭力變換與傳遞之無段變速器,卻一直只有單一轉 H此正個動力系統無法使用低成本且變速順暢的帶式 ‘、、、又受速機構’只能使用高成本的錄變速箱。 本明人為了將帶式變速機構能廣泛地賴於各種動力 機器上使其具有正轉及倒轉之功用,在不必另外增加 =峨F魏機制情形下,轉在扭力凸輪上作必要之 就犯以非吊低的成本,讓帶式變速機構能夠變速並傳 1225912 遞倒轉動力。 ★有鑑於習用帶式無段變速機構之缺 著多年產品設制狀實務猶, ^ 實驗,致有本發明之產生。 “卷人之只際以 三、發明内容: 動力—種能_遞正轉動力及反轉 帶輪,:ί=ί ί倒槽機構。其構造上係設有-前 輪=^半輪組成,可分別套設於後轉軸上;及一帶圈, 二=前凸:=:扭力凸輪組,設於帶輪 人上,錄輪料所成,其中凸輪梢設於固定 轉軸上.二:::及前活動半輪組成’可分別套設於前 ,⑽轉軸具—動力源;及—後帶輪,由後固定半 輪導執 ::平行於帶輪轉袖’並朝向帶輪方向; 輪導心二二:量在凸輪梢抵住正轉凸 不同變=供—種在正轉及轉時能& 轉凸輪導轨及1Γ 魏__機構。其構造上係正 凸輪梢相作用』==具有不同之曲率半徑設計,當與 Ρ了形成不同之扭力凸輪,達到不同之'、咸 遞a4時,會使以無段魏機構能夠傳 狀動力’也能傳遞反轉之動力 本發明之另 1225912 速比變化。 本發明之又一目的,在提供一種可搭配各種不同動力 設備之帶式無段變速器的倒檔機構。其構造上係於前轉軸 上設一具有正轉與倒轉動力之動力源,以配合帶式無段變 速器的倒檔機構,形成一種能輸出正轉與倒轉動力的動力 單元。 以下僅藉由具體實施例,且佐以圖式作詳細之說明, 俾使審查委員能對於本發明之各項功能、特點,有更進一 步之了解與認識。 實施方式 四 本發明之帶式無段變速器的倒槽機構,其構造 二前帶輪1,設於_軸η上;該雜軸n上設-動力源 2,設於後轉^ 上.及1一^1 端分別套設於前帶輪1與後帶輪2 扭力凸輪組4,設於後帶輪2上;藉由上述元件, =式無段變速奸輸出正轉與觸之效力。以下將詳予 構造上S 一:式無段變速器的倒檔機構,其 1係由前活動半輪12 *前’蚊==轴11上;該前帶輪 半輪12係滑配於前轉 t 13所組成。其中前活動 稆飭.乂m ,轉軸11上,忐夠在前轉軸11上作鈾6 半輪13係_ —同轉哪_„增—咖, 1225912 轉=動力,使前轉輪依需要而正轉或反轉;及一後帶輪2, 套叹於後轉軸21上;該後帶輪2係由後固定半輪泣與後 居動半輪23所組成。其巾翻定半輪22固設—後固定半 輪軸套24,並與後轉軸21連結,使後固定半輪22可帶動 後轉軸21 -酸轉,以輸出動力;後活解輪23固設一 2活動半輪軸套25,可滑配於後固定半輪軸套24上;及一 帶圈3,二端分別套設於前帶輪丨與後帶輪2上,用以傳動 動力,及扭力凸輪組4,包含有凸輪導槽41與凸輪梢42, 該凸輪導槽41概呈L形,係在後活動半輪軸套25四周挖 空成形,可有複數個凸輪導槽41,對稱分佈設於後活動半 輪轴套25之四周,該凸輪導槽41設於後活動半輪軸套25 上’内側設有一正轉凸輪導執43與一倒轉凸輪導執44 ;該 凸輪梢42 —端係活動地穿設於後固定半輪軸套24上,另 一端與凸輪導槽41内側所設之正轉凸輪導執43或倒轉凸 輪導軌44接觸;其中凸輪梢42與正轉凸輪導執43或倒轉 凸輪導軌44接觸之一端可設滑輪,以減少滑動磨擦。 其中前活動半輪丨2中設有離心塊14與離心塊背板15 ; 該離心塊背板15上設一凸輪面151 ;當於前活動半輪12轉 動時,離心塊14會產生離心力,並順著離心塊背板15上 之凸輪面151移動,推擠前活動半輪a,逼使前活動半輪 12變更軸向位置。 後轉軸21 —端上設有彈簧承座26,並於彈簧承座洸 與後活動半輪23 4之後活動半輪轴套25上套設一彈性件 27,使後活動半輪23具有朝後固定半輪22移動之勢。 1225912 與後= 輪與制定半輪13及賴定半輪22 以供與帶圈3相接t 一斜面相對,構成V形槽, 梢輪組4上套設有—外罩(®中未示),可將凸輪 疋;凸輪導槽41内,防止凸輪梢42脫落。 、“3所7^,當動力源1G輸出動力小,前轉軸11低 輪1中之前活動半輪12不受離心塊14作 虡定半輪13之距離拉遠,使設於前活動半輪12 二二後ST 13之帶圈3 一端之旋轉半徑縮小;且帶圈3 :主ΪΙ之^端旋轉半徑增A,回復彈簧27將後活 3頂向後固定半輪22,使凸輪梢42頂住凸輪導槽 41中正轉凸輪導執43之末段。 ,後活動半輪23與後固定半輪22 一起轉動時,由於 =固疋半輪22受到後轉軸21的負載影響而產生遲滯,與 ^活動半輪23之間產生相對角的差異,使得凸輪梢犯會 ^加頂緊正轉凸輪導軌43,因此將後活動半輪烈往後固^ 半輪22的方向推擠,使得帶圈3被兩個半輪爽緊,帶圈3 :後帶輪2的摩擦力增加’因此能夠帶動後轉軸21輸出動 一如圖4所不’當中速時,轉速增加,離心塊14把前活 動半輪12向前固定半輪13拉近,使帶圈3旋轉半徑择大. 帶圈3設於後帶輪2之另—端旋轉半徑縮小,後活動半日輪2 抵抗回復彈* 27的力量而向外移,凸輪梢42行至正轉凸 輪導執43中段,直至回復彈簧27保持平衡。 1225912 ’當高迷時’前轉軸11轉速增加,離心塊 輪1又3推擠靠、Γ,力^用而再將前活動半輪12再向前固定半 -健恶-Λ,圈3被推至頂端’旋轉半徑大,帶圈3 另Γ旋轉半徑則再縮小,使後活動半輪23 移動;而動力之傳輸仍然要依靠扭力 凸輪組4所產生的_力縣的雜力鱗遞動力。 前轉轴
轉’凸輪梢42卡至倒轉凸輪導軌44 J 轉,輸出倒轉的動力。 〈甲使後轉袖21倒 42在:.==:力之作動r;當正轉時,凸輪梢 此作用〜可分為垂;=二直,導:43’ 後轉轴灣。向f,與平行於 帶圈3棉乍該0q向量會推播後活動半輪23往 極大的磨擦力,足以mf帶輪2與帶圈3之間產生 使凸輪梢42抵緊正轉二力,該w向量則會 固定半輪22連成一體,一起旋轉。’使後活動半輪烈與後 42相抵緊,使凸輪梢田===將與罐 其接觸點i上之轉凸輪導執44中不能移動, 輪23之位置固定1Λ 直於後轉轴21,使得後活動半 輪導槽41之正翻為翻於各_力機構,凸 之正轉凸料執43與鱗凸料執如可以有不 1225912 同之曲率半徑之設計,以達成不同之變迷_化快慢。 如圖9a所示,其中倒轉凸輪導軌4如係有可^之 比,使變速比可隨負載而變化;如目9b所示,其倒給 導軌44b之曲率半徑為有限之負值,隨著扭力變化,其減 速比變化速率是先快後慢;如圖9e所示,其正轉凸輪導軌 43c之有效曲率半徑為正值無限大,正轉時減速比會保 勻變化,其倒轉凸輪導軌44c之曲率半徑為正值無限大, 倒轉時減速比亦保持均勻變化;如圖9d所示,其正轉凸輪 導軌43d之曲率半徑為有限之正值,減速比變化是先慢後 快;而倒轉凸輪導軌44d中設有一凹槽,當倒轉時凹^會 卡住凸輪梢42d,使得減速比成固定值不能變化。 如圖10所示係為本發明所獲得之輸入轉速與輸出轉速 之變化曲線,不論正轉或反轉,在低速時皆可獲得最大之 扭力比(即最大之減速比);當轉速高於某一特定值時,亦 能獲得最大增速比;而在最大之減速比最大增速比之間, 可成連續滑順之變速,使得本發明能夠以最低成本之皮帶 式無段變速系統,應用在各種的動力機構上。 综上所述,本發明利用一具倒轉功能之凸輪導槽41, 使得帶式無段變速機構可以輸出正轉與反轉的動力,且不 需再增加倒檔機構,可有效降低整體機構的複雜度與成本; 並可依所使用之動力機構而改變凸輪導槽41的形狀,以獲 得不同之變速比。如此本發明可廣汎應用在各種類型的工 業上及車輛上,而獨具特殊之功效。 1225912 五、圖式簡單說明: 圖1係本發明之局部剖面構造示意圖。 圖2係本發明沿圖1中之2-2線所示之剖面示意圖。 圖3係本發明低速時之局部剖面示意圖。 圖4係本發明中速時之局部剖面示意圖。 圖5係本發明高速時之局部剖面示意圖。 圖6係本發明倒轉時之局部剖面示意圖。 圖7係本發明之扭力凸輪組正轉時之作動原理之簡略 示意圖。 圖8係本發明之扭力凸輪組倒轉時之作動原理之簡略 示意圖。 圖9a係本發明第二實施例之局部簡略示意圖。 圖9b係本發明第三實施例之局部簡略示意圖。 圖9c係本發明第四實施例之局部簡略示意圖。 圖9d係本發明第五實施例之局部簡略示意圖。 圖10係本發明之輸入轉速及輸出轉速之曲線示意圖。 圖號說明: HL ····動力源 1♦·.··· ,前帶輪 1L •…前轉軸 12♦·,·· •前活動半輪 13·, ····前固定半輪 \j14,…. •離心塊 15·· ····離心塊背板 151···· 凸輪面 2… ····後帶輪 21···♦. •後轉車由 22·, …,後固定半輪 23··,♦♦ •後活動半輪 1225912 24……後固定半輪軸套 25……後活動半輪軸套 26……彈簧承座 27……回復彈簧 3.......帶圈 4, 4a,4b,4c,4d........................扭力凸輪組 41,41a,41b,41c,41d................凸輪導槽 42, 42a,42b,42c,42d................凸輪梢 43,43a,43b,43c,43d................正轉凸輪導執 44,44a,44b, 44c,44d................倒轉凸輪導軌

Claims (1)

1225912 捡、申請專利範圍: 17 1. 一種帶式無段變速器的倒檔機構,包含有: 前帶輪,由前固定半輪與前活動半輪構成,並套設於 前轉軸上;該前轉軸具一動力源;及 後帶輪’由後固定半輪與後活動半輪構成,並套設於 後轉轴上;及 一帶圈,二端分別套設於前帶輪與後帶輪上;及 一扭力凸輪組,設於後帶輪上,其中包括一凸輪梢與 一凸輪導槽;該凸輪梢一端設於後固定半輪軸套上,另 鲁 一端在凸輪導槽内;該凸輪導槽設於後活動半輪軸套上, 其内側具有一正轉凸輪導執與一倒轉凸輪導執,使凸輪 梢與正轉凸輪導軌或倒轉凸輪導執接觸; 藉由上述元件組合,當前帶輪正轉時凸輪梢與正轉凸 輪導執相接觸,使得後轉轴正轉,當前帶輪反轉帶動後 帶輪反轉,凸輪梢卡至倒轉凸輪導軌中,係後轉輪倒轉, 輸出倒轉動力,達到無段變速器可正轉與反轉之目的。 I·如申凊專利範圍第i項所述之帶式無段變速器的倒職 · 構:其中前帶輪上設有_塊,及-具有凸輪面之離心 塊背板;該離心塊背板可對應轉速,控制離心塊的位置, 改變前帶輪與帶圈接觸之旋轉半徑。 一 〇.如申請專利範圍第i項所述之帶式無段變速器的倒槽機 ,冓:其中後固定半輪固設-後固定半輪軸套,後轉轴再 ^後固定半輪軸套賴;後_半輪咖設—後活 輪軸套’可套設在後固定半輪軸套上。 15 1225912 4.如申請專利範圍第丨項所述之帶式無段變速器的倒播機 構、’,其中後轉軸·《端設有彈簧承座,以於彈簧承座與活 動半輪之間之後活動半輪軸套套設一彈性件, 輪具有朝固定半輪移動之勢。 / 5構如’其請中專:係=所述之帶式無段變迷_臟 6·,申請專繼_丨綱述之帶式紐變速 f,其中凸輪導槽之正轉凸輪導軌_』有 2不同之曲料徑設計:當與凸輪梢相作 不同之扭力凸輪’以達成不同變化速率之變迷比 •如申^專利顧第!項所述之帶式無段變迷器的 構,其中動力_為引擎。 W W機 8.構如申===敎㈣咖的甸賴 :===帶式無段變物,機 10=申料纖㈣丨猶叙料無段 構,其中動力源係為液壓機構。 ^的倒檔機 U.^請專利_第丨項所述之帶式無 構,其中帶圈為V形皮帶者。 欠t為的倒檔機 12=申料概_】綱叙料無 構,其中帶圈為複合材料金屬鍊帶者。认。。的倒檔機 13.如申請專利範圍第丨項所述之帶 。 構,其中凸輪導槽為L形。 …又私益的倒檔機 1225912 段變速器的倒檔機 對稱分佈設置於後活動 14.如申料觀圍第丨項_ 構’其中扭力凸輪級可為複數個〜、 半輪軸套上。 15.如申請專利範圍第丨項 構,其中蝴肖槽機 汛如申請專利範圍第!項所 端^又有滑輪。 構,其中扭力凸輪組可設在前^紐變速器的倒檔機 17^,申圍第1賴述之帶式無段變速11的倒檔機 :ί上:、Ιϋ 轉凸輪導軌或倒轉凸輪導軌之接觸 於儀私^生—平行於帶輪轉轴之垂直分力,與一垂直 於▼輪轉軸之水平分力。 18.=申,專利範圍第1項所述之帶式無段變速器的倒檔機 ,·毒,,、中扭力凸輪組係為複數個設於後帶輪上。 19·如申請專利範圍第1項所述之帶式無段變速器的倒稽機 構’其中扭力凸輪組係為對稱地設於後帶輪上。 。0·如申請專利範圍第1項所述之帶式無段變速器的倒檔機 構,其中凸輪梢為活動地穿設於後固定半輪軸套上。 21·如申請專利範圍第丨項所述之帶式無段變速器的倒檔機 構,其中扭力凸輪組上套設一外罩。 22·如申請專利範圍第21頊所述之帶式無段變速器的倒檔 機構,其中外罩為金屬材料者。 23·如申請專利範圍第21項所述之帶式無段變速器的倒檔 機構,其中外罩為塑膠材料者。
TW092125260A 2003-09-12 2003-09-12 The mechanism for reverse gear of a belt-type continuously variable transmission TWI225912B (en)

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US10/702,951 US7204771B2 (en) 2003-09-12 2003-11-05 Bidirectional continuous power transmission system
DE20317267U DE20317267U1 (de) 2003-09-12 2003-11-10 Bidirektionales stufenloses Kraftübertragungssystem
JP2003380071A JP2005090733A (ja) 2003-09-12 2003-11-10 ベルト式無段変速機の後進機構

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US20050096163A1 (en) 2005-05-05
DE20317267U1 (de) 2004-01-15

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