JPS6093517U - 移動農機の走行装置 - Google Patents

移動農機の走行装置

Info

Publication number
JPS6093517U
JPS6093517U JP1983186177U JP18617783U JPS6093517U JP S6093517 U JPS6093517 U JP S6093517U JP 1983186177 U JP1983186177 U JP 1983186177U JP 18617783 U JP18617783 U JP 18617783U JP S6093517 U JPS6093517 U JP S6093517U
Authority
JP
Japan
Prior art keywords
hydraulic pump
pressure
traveling device
mobile agricultural
piston
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
JP1983186177U
Other languages
English (en)
Other versions
JPS645613Y2 (ja
Inventor
正三 石森
石泉　清一
幹夫 石田
博 板谷
Original Assignee
株式会社クボタ
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 株式会社クボタ filed Critical 株式会社クボタ
Priority to JP1983186177U priority Critical patent/JPS6093517U/ja
Priority to CA000464906A priority patent/CA1232824A/en
Priority to AU34049/84A priority patent/AU558465B2/en
Priority to US06/658,937 priority patent/US4674287A/en
Priority to GB08425521A priority patent/GB2152639B/en
Priority to FR8416606A priority patent/FR2555696B1/fr
Priority to DE19843441484 priority patent/DE3441484A1/de
Publication of JPS6093517U publication Critical patent/JPS6093517U/ja
Application granted granted Critical
Publication of JPS645613Y2 publication Critical patent/JPS645613Y2/ja
Granted 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4078—Fluid exchange between hydrostatic circuits and external sources or consumers
    • F16H61/4096—Fluid exchange between hydrostatic circuits and external sources or consumers with pressure accumulators
    • 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4183—Preventing or reducing vibrations or noise, e.g. avoiding cavitations
    • 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Motor Power Transmission Devices (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Control Of Fluid Gearings (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
図面は本考案に係る移動農機の走行装置の実施例を示し
、第１図は農用トラクターの側面図、第２図は油圧式無
段変速装置配設部の側面図、第３図は油圧回路図、第４
図及び第５図はアキュムレータの断面図である。 ６・・・油圧式無段変速装置、１５・・・アキュムレー
タ、１８・・・油圧ポンプ、１９・・・油圧モータ、２
０ａ・２０ｂ・・・接続油路、２１・２４・・・ピスト
ン、２２ａ・２２ｂ・２５ａ・２５ｂ・・・圧油室、２
３ａ・２３ｂ・２６・・・蓄圧用スプリング。

Claims (1)

    【実用新案登録請求の範囲】
  1. 正逆転切換え自在な油圧式無段変速装置６を設けた移動
    農機の走行装置であって、前記変速装置６を構成する油
    圧ポンプ１８と油圧モータ１９の一対の接続油路２０ａ
    ・２０ｂに、アキュムレータ１５を前記油圧ポンプ１８
    の吐出圧力が設定値より大であると過剰ポンプ吐出圧力
    を蓄積し、かつ、前記油圧ポンプ１８の吐出圧力が前記
    設定値より小であると蓄積圧力を放出する状態で設け、
    前記アキュムレータ１５を構成するに、１個のピストン
    ２１又は２４は往復摺動自在に設け、このピストン２１
    又は２４に対する一対の圧油室２２ａ・２２ｂ又は２５
    ａ・２５ｂを、一対の前記接続油路２０ａ・２０ｂに各
    接続した状態で、かつ、前記ピストン２１又は２４の両
    端側に振り分は配置した状態で形成すると共に、蓄圧用
    スプリング２３ａ・２３ｂ又は２６を前記ピストン２１
    又は２４に対してこれを中立位置に復元付勢する状態に
    作用させである移動農機の走行装置。
JP1983186177U 1983-11-30 1983-12-01 移動農機の走行装置 Granted JPS6093517U (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP1983186177U JPS6093517U (ja) 1983-12-01 1983-12-01 移動農機の走行装置
CA000464906A CA1232824A (en) 1983-11-30 1984-10-05 Running apparatus for an agricultural vehicle
AU34049/84A AU558465B2 (en) 1983-11-30 1984-10-09 Circuit for oil stepless change speed device
US06/658,937 US4674287A (en) 1983-12-01 1984-10-09 Running apparatus for an agricultural vehicle
GB08425521A GB2152639B (en) 1983-11-30 1984-10-09 Hydrostatic transmission for tractor
FR8416606A FR2555696B1 (fr) 1983-11-30 1984-10-30 Appareil de transmission pour vehicule d'agriculture comprenant un dispositif de changement de vitesse progressif a huile
DE19843441484 DE3441484A1 (de) 1983-11-30 1984-11-13 Fahrwerk fuer landfahrzeuge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983186177U JPS6093517U (ja) 1983-12-01 1983-12-01 移動農機の走行装置

Publications (2)

Publication Number Publication Date
JPS6093517U true JPS6093517U (ja) 1985-06-26
JPS645613Y2 JPS645613Y2 (ja) 1989-02-13

Family

ID=16183735

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983186177U Granted JPS6093517U (ja) 1983-11-30 1983-12-01 移動農機の走行装置

Country Status (2)

Country Link
US (1) US4674287A (ja)
JP (1) JPS6093517U (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE502252C2 (sv) * 1991-11-18 1995-09-25 Haegglunds Denison Drives Ab Hydraulutrustning
US5620028A (en) * 1995-03-20 1997-04-15 General Motors Corporation Brake Module with integrated accumulator
JP4208774B2 (ja) 2004-06-24 2009-01-14 株式会社クボタ 乗用型草刈り機
US7296594B1 (en) 2005-03-22 2007-11-20 Hydro-Gear Limited Partnership Combination check valve and neutral valve assembly for use in a hydraulic component
DE102006010738A1 (de) * 2006-03-08 2007-09-13 Trw Automotive Gmbh Fluidspeicher
US8109747B1 (en) 2007-12-17 2012-02-07 Hydro-Gear Limited Partnership Drive system having a variable output gerotor pump
JP2013164094A (ja) * 2012-02-09 2013-08-22 Kanzaki Kokyukoki Manufacturing Co Ltd 油圧式無段変速装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4891623U (ja) * 1972-02-07 1973-11-02

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1106703A (en) * 1964-06-08 1968-03-20 Frederick Arthur Summerlin Hydraulic transmission mechanism
FR2130805A5 (ja) * 1971-02-23 1972-11-10 Renault
US3896705A (en) * 1974-01-21 1975-07-29 Clark Equipment Co Pressure feedback system
SU714060A1 (ru) * 1977-08-03 1980-02-05 Предприятие П/Я В-8670 Объемный гидропривод

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4891623U (ja) * 1972-02-07 1973-11-02

Also Published As

Publication number Publication date
JPS645613Y2 (ja) 1989-02-13
US4674287A (en) 1987-06-23

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