JP2015206420A - 建設機械の油圧駆動装置 - Google Patents

建設機械の油圧駆動装置 Download PDF

Info

Publication number
JP2015206420A
JP2015206420A JP2014087721A JP2014087721A JP2015206420A JP 2015206420 A JP2015206420 A JP 2015206420A JP 2014087721 A JP2014087721 A JP 2014087721A JP 2014087721 A JP2014087721 A JP 2014087721A JP 2015206420 A JP2015206420 A JP 2015206420A
Authority
JP
Japan
Prior art keywords
pressure
valve
oil
pump
valves
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
JP2014087721A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015206420A5 (enExample
Inventor
和繁 森
Kazushige Mori
和繁 森
高橋　究
Kiwamu Takahashi
究 高橋
圭文 竹林
Keifumi Takebayashi
圭文 竹林
夏樹 中村
Natsuki Nakamura
夏樹 中村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co Ltd
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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP2014087721A priority Critical patent/JP2015206420A/ja
Publication of JP2015206420A publication Critical patent/JP2015206420A/ja
Publication of JP2015206420A5 publication Critical patent/JP2015206420A5/ja
Pending legal-status Critical Current

Links

Images

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP2014087721A 2014-04-21 2014-04-21 建設機械の油圧駆動装置 Pending JP2015206420A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2014087721A JP2015206420A (ja) 2014-04-21 2014-04-21 建設機械の油圧駆動装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014087721A JP2015206420A (ja) 2014-04-21 2014-04-21 建設機械の油圧駆動装置

Publications (2)

Publication Number Publication Date
JP2015206420A true JP2015206420A (ja) 2015-11-19
JP2015206420A5 JP2015206420A5 (enExample) 2016-09-01

Family

ID=54603370

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014087721A Pending JP2015206420A (ja) 2014-04-21 2014-04-21 建設機械の油圧駆動装置

Country Status (1)

Country Link
JP (1) JP2015206420A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019027056A (ja) * 2017-07-26 2019-02-21 住友建機株式会社 ショベル
JP2020147963A (ja) * 2019-03-12 2020-09-17 株式会社日立建機ティエラ 建設機械
CN112955667A (zh) * 2018-10-24 2021-06-11 沃尔沃建筑设备公司 用于控制作业机械的液压系统的方法
JP2021156400A (ja) * 2020-03-27 2021-10-07 住友建機株式会社 ショベル
CN114060337A (zh) * 2021-11-25 2022-02-18 广东精铟海洋工程股份有限公司 一种双环梁液压插销升降装置的液压控制系统
CN115649406A (zh) * 2022-09-21 2023-01-31 武汉船用机械有限责任公司 一种螺旋桨位置液压调节系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57201434A (en) * 1981-06-02 1982-12-09 Kobe Steel Ltd Oil-pressure circuit for hydraulic shovel
JPS6425504U (enExample) * 1987-08-07 1989-02-13
JPH02212603A (ja) * 1989-02-14 1990-08-23 Toshiba Mach Co Ltd 油圧回路
JP2009014122A (ja) * 2007-07-05 2009-01-22 Hitachi Constr Mach Co Ltd 建設機械の油圧駆動装置
JP2014031827A (ja) * 2012-08-02 2014-02-20 Hitachi Constr Mach Co Ltd 建設機械の油圧回路システム
JP2015215059A (ja) * 2014-05-12 2015-12-03 日立建機株式会社 圧力制御弁および作業機械

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57201434A (en) * 1981-06-02 1982-12-09 Kobe Steel Ltd Oil-pressure circuit for hydraulic shovel
JPS6425504U (enExample) * 1987-08-07 1989-02-13
JPH02212603A (ja) * 1989-02-14 1990-08-23 Toshiba Mach Co Ltd 油圧回路
JP2009014122A (ja) * 2007-07-05 2009-01-22 Hitachi Constr Mach Co Ltd 建設機械の油圧駆動装置
JP2014031827A (ja) * 2012-08-02 2014-02-20 Hitachi Constr Mach Co Ltd 建設機械の油圧回路システム
JP2015215059A (ja) * 2014-05-12 2015-12-03 日立建機株式会社 圧力制御弁および作業機械

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019027056A (ja) * 2017-07-26 2019-02-21 住友建機株式会社 ショベル
JP6999320B2 (ja) 2017-07-26 2022-01-18 住友建機株式会社 ショベル
CN112955667A (zh) * 2018-10-24 2021-06-11 沃尔沃建筑设备公司 用于控制作业机械的液压系统的方法
US12000112B2 (en) 2018-10-24 2024-06-04 Volvo Construction Equipment Ab Method for controlling a hydraulic system of a working machine
JP2020147963A (ja) * 2019-03-12 2020-09-17 株式会社日立建機ティエラ 建設機械
JP2021156400A (ja) * 2020-03-27 2021-10-07 住友建機株式会社 ショベル
JP7460423B2 (ja) 2020-03-27 2024-04-02 住友建機株式会社 ショベル
CN114060337A (zh) * 2021-11-25 2022-02-18 广东精铟海洋工程股份有限公司 一种双环梁液压插销升降装置的液压控制系统
CN114060337B (zh) * 2021-11-25 2023-05-30 广东精铟海洋工程股份有限公司 一种双环梁液压插销升降装置的液压控制系统
CN115649406A (zh) * 2022-09-21 2023-01-31 武汉船用机械有限责任公司 一种螺旋桨位置液压调节系统

Similar Documents

Publication Publication Date Title
JP5996778B2 (ja) 建設機械の油圧駆動装置
JP6200498B2 (ja) 建設機械の油圧駆動装置
JP5669448B2 (ja) 掘削機用油圧駆動システム
KR101088753B1 (ko) 굴삭기용 유압구동 시스템
JP6005088B2 (ja) 建設機械の油圧駆動装置
CN106104012B (zh) 挖土机
JP2015206420A (ja) 建設機械の油圧駆動装置
JP2014031827A (ja) 建設機械の油圧回路システム
WO2014021015A1 (ja) 建設機械の油圧駆動装置
JP6082690B2 (ja) 建設機械の油圧駆動装置
JP2015206420A5 (enExample)
JP6663539B2 (ja) 油圧駆動装置
JP2016061387A5 (enExample)
JP7121642B2 (ja) 流体圧制御装置
JP2015110981A5 (enExample)
JP2015172400A (ja) ショベル
JP4933299B2 (ja) 建設機械の油圧制御装置
JP6580301B2 (ja) ショベル
JP2012021311A (ja) 建設機械の油圧駆動装置
JP2015172396A (ja) ショベル
JPH1018357A (ja) 油圧機械の油圧再生回路
JP7121641B2 (ja) 流体圧制御装置
JP2015172397A (ja) ショベル
JP2015172399A (ja) ショベル
JP2015172398A (ja) ショベル

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20160714

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20160714

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20170529

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20170606

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20171205