JPH0386247U - - Google Patents

Info

Publication number
JPH0386247U
JPH0386247U JP14762089U JP14762089U JPH0386247U JP H0386247 U JPH0386247 U JP H0386247U JP 14762089 U JP14762089 U JP 14762089U JP 14762089 U JP14762089 U JP 14762089U JP H0386247 U JPH0386247 U JP H0386247U
Authority
JP
Japan
Prior art keywords
pressure
rotation speed
control
valve
supply passage
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
JP14762089U
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 JP14762089U priority Critical patent/JPH0386247U/ja
Publication of JPH0386247U publication Critical patent/JPH0386247U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control 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
    • F16H61/66—Control 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
    • F16H2061/6604—Special control features generally applicable to continuously variable gearings
    • F16H2061/6608—Control of clutches, or brakes for forward-reverse shift

Landscapes

  • Gear-Shifting Mechanisms (AREA)
  • Control Of Transmission Device (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施例を示し、第１図は無段変
速機の具体的構成図、第２図は油圧制御回路図、
第３図は電気制御系統を示すブロツク図である。 ４１……プライマリプーリ（駆動プーリ）、４
２……セカンダリプーリ（従動プーリ）、４３…
…ベルト、８５……変速比制御弁、８６……ピト
ー弁（切換弁）、８６３……制限ポート、１５７
，１５８……ライン（油供給通路）、９０……ピ
トー圧発生手段（回転数対応圧発生手段）、９２
……第２デユーテイソレノイドバルブ（電磁弁）
、９０ａ……油溜め部、１５５……油供給通路、
１６０……絞り。

Claims (1)

    【実用新案登録請求の範囲】
  1. 有効半径が変化するよう構成された駆動プーリ
    及び従動プーリと、該両プーリ間に巻掛けられる
    ベルトと、上記駆動プーリと従動プーリとの間の
    変速比を可変に制御する変速比制御弁と、該変速
    比制御弁に作用させる制御圧の大きさを制御する
    電磁弁とを備えた無段変速機において、回転数に
    対応した圧力を発生する回転数対応圧発生手段と
    、通常とは異なる所定の状態のとき上記変速比制
    御弁の制御を、電磁弁による制御から上記回転数
    対応圧発生手段に基づく制御に切換える切換弁と
    を備え、該切換弁は、上記回転数対応圧発生手段
    に回転数対応圧となる油を供給する油供給通路の
    途中に配置され、且つ上記所定の状態でない通常
    時に該油供給通路を絞る制限ポートを有すること
    を特徴とする無段変速機の油圧制御装置。
JP14762089U 1989-12-20 1989-12-20 Pending JPH0386247U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14762089U JPH0386247U (ja) 1989-12-20 1989-12-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14762089U JPH0386247U (ja) 1989-12-20 1989-12-20

Publications (1)

Publication Number Publication Date
JPH0386247U true JPH0386247U (ja) 1991-08-30

Family

ID=31694126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14762089U Pending JPH0386247U (ja) 1989-12-20 1989-12-20

Country Status (1)

Country Link
JP (1) JPH0386247U (ja)

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