JP2019056464A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2019056464A5 JP2019056464A5 JP2017182500A JP2017182500A JP2019056464A5 JP 2019056464 A5 JP2019056464 A5 JP 2019056464A5 JP 2017182500 A JP2017182500 A JP 2017182500A JP 2017182500 A JP2017182500 A JP 2017182500A JP 2019056464 A5 JP2019056464 A5 JP 2019056464A5
- Authority
- JP
- Japan
- Prior art keywords
- main valve
- pilot
- flow path
- valve
- chamber
- 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
Links
- 238000006073 displacement reaction Methods 0.000 claims description 50
- 239000012530 fluid Substances 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 11
- 230000001276 controlling effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 230000004043 responsiveness Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017182500A JP6822930B2 (ja) | 2017-09-22 | 2017-09-22 | 流量制御弁 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017182500A JP6822930B2 (ja) | 2017-09-22 | 2017-09-22 | 流量制御弁 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019056464A JP2019056464A (ja) | 2019-04-11 |
| JP2019056464A5 true JP2019056464A5 (enExample) | 2020-03-05 |
| JP6822930B2 JP6822930B2 (ja) | 2021-01-27 |
Family
ID=66106084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017182500A Active JP6822930B2 (ja) | 2017-09-22 | 2017-09-22 | 流量制御弁 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6822930B2 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7139297B2 (ja) * | 2019-09-25 | 2022-09-20 | 日立建機株式会社 | 流量制御弁 |
| CN113418024B (zh) * | 2021-06-16 | 2022-10-14 | 太原理工大学 | 一种电液比例节流流量复合控制方向阀 |
| CN113606213A (zh) * | 2021-08-12 | 2021-11-05 | 浙江苏强格液压股份有限公司 | 一种补偿阀 |
-
2017
- 2017-09-22 JP JP2017182500A patent/JP6822930B2/ja active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3916559B2 (ja) | 圧力補償型流量制御装置を備えた油圧制御バルブシステム | |
| JP5297187B2 (ja) | 圧力補償装置を有する油圧システム | |
| JP2009174714A (ja) | 分離型圧力補正装置を備えた油圧制御弁システム | |
| JP6001846B2 (ja) | 油圧制御装置、及びそれを備える建設機械 | |
| JP6730798B2 (ja) | 油圧駆動装置 | |
| US20190219177A1 (en) | Directional valve comprising a damping system for controlling a torque motor of a construction machine | |
| WO2018117029A1 (ja) | 油圧ショベル駆動システム | |
| JP4981169B2 (ja) | 個別圧力バランスと降下ブレーキ弁とを備えた弁装置 | |
| CN101688546A (zh) | 具有外部压力补偿器的液压系统 | |
| JP2019056464A5 (enExample) | ||
| CN113544390B (zh) | 流量控制阀 | |
| JP6196567B2 (ja) | 建設機械の油圧駆動システム | |
| JP6822930B2 (ja) | 流量制御弁 | |
| JP6038509B2 (ja) | 圧力補償弁とこの圧力補償弁と一体化した油圧制御弁並びに油圧制御弁を搭載した建設機械 | |
| JP2014501363A (ja) | 流量制限器を備える独立絞り弁 | |
| US10273983B2 (en) | Working machine control system and lower pressure selection circuit | |
| JP6836487B2 (ja) | 制御弁 | |
| JP4933299B2 (ja) | 建設機械の油圧制御装置 | |
| KR100621972B1 (ko) | 건설중장비용 유량 가변제어장치 | |
| JP7360858B2 (ja) | 流体制御装置及び建設機械 | |
| JP5004665B2 (ja) | ピストンポンプの油圧回路 | |
| JP2010065733A (ja) | 作業機械の油圧制御回路 | |
| US12372157B2 (en) | Valve device | |
| JP7604716B2 (ja) | 流量制御弁 | |
| JP4791823B2 (ja) | ロードセンシング方式の油圧制御装置に用いられる油圧制御弁 |