JPH0362262U - - Google Patents

Info

Publication number
JPH0362262U
JPH0362262U JP1989123217U JP12321789U JPH0362262U JP H0362262 U JPH0362262 U JP H0362262U JP 1989123217 U JP1989123217 U JP 1989123217U JP 12321789 U JP12321789 U JP 12321789U JP H0362262 U JPH0362262 U JP H0362262U
Authority
JP
Japan
Prior art keywords
circuit
type transmission
charge pump
reverse
hydraulic
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
JP1989123217U
Other languages
English (en)
Other versions
JPH071545Y2 (ja
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 JP1989123217U priority Critical patent/JPH071545Y2/ja
Publication of JPH0362262U publication Critical patent/JPH0362262U/ja
Application granted granted Critical
Publication of JPH071545Y2 publication Critical patent/JPH071545Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Control Of Fluid Gearings (AREA)

Description

【図面の簡単な説明】
第1図は本考案のHST式変速装置の油圧回路
図、第2図は変速レバー7の操作角度を示す図面
、第3図は本考案のHST式変速装置の斜板角度
と吐出圧の関係を示す図面、第4図は本考案のH
ST式変速装置の斜板角度と油圧モータ2の回転
数を示す図面、第5図は従来技術の変速レバー7
の操作角度を示す図面、第6図は従来技術におけ
る斜板角度と油圧ポンプの吐出圧の関係を示す図
面である。 1……油圧ポンプ、2……油圧モータ、3……
閉回路、3a……前進側回路、3b……後進側回
路、4……チヤージポンプ、4a……吐出側回路
、5……オリフイス、5a……絞り回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 油圧ポンプ1と油圧モータ2とを接続する前進
    側回路3aと後進側回路3bよりなる閉回路3と
    、該閉回路3にチヤージポンプ4からの流体を補
    充する補充回路6a,6bとを備えたHST式変
    速装置において、後進側回路3bとチヤージポン
    プ4の吐出側回路4aをオリフイス5を介装した
    絞り回路5aにより連通したことを特徴とするH
    ST式変速装置。
JP1989123217U 1989-10-21 1989-10-21 Hst式変速装置 Expired - Lifetime JPH071545Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989123217U JPH071545Y2 (ja) 1989-10-21 1989-10-21 Hst式変速装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989123217U JPH071545Y2 (ja) 1989-10-21 1989-10-21 Hst式変速装置

Publications (2)

Publication Number Publication Date
JPH0362262U true JPH0362262U (ja) 1991-06-18
JPH071545Y2 JPH071545Y2 (ja) 1995-01-18

Family

ID=31671206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989123217U Expired - Lifetime JPH071545Y2 (ja) 1989-10-21 1989-10-21 Hst式変速装置

Country Status (1)

Country Link
JP (1) JPH071545Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010053953A (ja) * 2008-08-28 2010-03-11 Kubota Corp 作業車

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57144345A (en) * 1981-03-02 1982-09-06 Hitachi Constr Mach Co Ltd Pump control type oil-pressure closed circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57144345A (en) * 1981-03-02 1982-09-06 Hitachi Constr Mach Co Ltd Pump control type oil-pressure closed circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010053953A (ja) * 2008-08-28 2010-03-11 Kubota Corp 作業車

Also Published As

Publication number Publication date
JPH071545Y2 (ja) 1995-01-18

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