JPH0312659U - - Google Patents

Info

Publication number
JPH0312659U
JPH0312659U JP7395789U JP7395789U JPH0312659U JP H0312659 U JPH0312659 U JP H0312659U JP 7395789 U JP7395789 U JP 7395789U JP 7395789 U JP7395789 U JP 7395789U JP H0312659 U JPH0312659 U JP H0312659U
Authority
JP
Japan
Prior art keywords
flow side
oil passage
side oil
variable pump
hydraulic motor
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
JP7395789U
Other languages
English (en)
Other versions
JP2563961Y2 (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 JP1989073957U priority Critical patent/JP2563961Y2/ja
Publication of JPH0312659U publication Critical patent/JPH0312659U/ja
Application granted granted Critical
Publication of JP2563961Y2 publication Critical patent/JP2563961Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Control Of Fluid Gearings (AREA)

Description

【図面の簡単な説明】
第1図はこの考案にかかる走行油圧回路図、第
2図はこの考案の他実施例走行油圧回路図、第3
図はかき上げ作業を行つているホイールローダの
側面図、第4図は従来技術の走行油圧回路図であ
る。 2,12,24……主回路、4……可変ポンプ
、8……油圧モータ、9……前進流れ側油路(往
路)、10……後進流れ側油路(復路)、13…
…開閉弁、13,16′……スイツチ、17……
リレー、18……圧力スイツチ、25……パイロ
ツト開閉弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. 可変ポンプと、その可変ポンプからの圧油によ
    り駆動される走行用の油圧モータと、上記可変ポ
    ンプから油圧モータに圧油を供給するための前進
    流れ側油路と、上記油圧モータから可変ポンプに
    圧油を戻すための後進流れ側油路とから主回路が
    構成された走行油圧回路において、前進流れ側油
    路と後進流れ側油路とを開閉弁を介して連結せし
    め、作業車両が傾斜面にてずり落ち後退を行うと
    き、スイツチ操作により前進流れ側油路内の油を
    上記開閉弁を介して後進流れ側油路に流すように
    構成したことを特徴とする作業車両の走行油圧回
    路。
JP1989073957U 1989-06-22 1989-06-22 作業車両の走行油圧回路 Expired - Lifetime JP2563961Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989073957U JP2563961Y2 (ja) 1989-06-22 1989-06-22 作業車両の走行油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989073957U JP2563961Y2 (ja) 1989-06-22 1989-06-22 作業車両の走行油圧回路

Publications (2)

Publication Number Publication Date
JPH0312659U true JPH0312659U (ja) 1991-02-08
JP2563961Y2 JP2563961Y2 (ja) 1998-03-04

Family

ID=31613224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989073957U Expired - Lifetime JP2563961Y2 (ja) 1989-06-22 1989-06-22 作業車両の走行油圧回路

Country Status (1)

Country Link
JP (1) JP2563961Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007170612A (ja) * 2005-12-26 2007-07-05 Kinba Denko Kk 流体圧伝動装置および機械
JP2010236648A (ja) * 2009-03-31 2010-10-21 Kyb Engineering & Service Co Ltd 作業機とその油圧回路

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746654U (ja) * 1980-08-30 1982-03-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746654U (ja) * 1980-08-30 1982-03-15

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007170612A (ja) * 2005-12-26 2007-07-05 Kinba Denko Kk 流体圧伝動装置および機械
JP2010236648A (ja) * 2009-03-31 2010-10-21 Kyb Engineering & Service Co Ltd 作業機とその油圧回路

Also Published As

Publication number Publication date
JP2563961Y2 (ja) 1998-03-04

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term