JP2021063524A5 - - Google Patents
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- Publication number
- JP2021063524A5 JP2021063524A5 JP2019187103A JP2019187103A JP2021063524A5 JP 2021063524 A5 JP2021063524 A5 JP 2021063524A5 JP 2019187103 A JP2019187103 A JP 2019187103A JP 2019187103 A JP2019187103 A JP 2019187103A JP 2021063524 A5 JP2021063524 A5 JP 2021063524A5
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pump
- hydraulic
- prime mover
- tilting
- discharge
- 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
- 239000010720 hydraulic oil Substances 0.000 claims description 10
- 239000003921 oil Substances 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 7
- 238000003745 diagnosis Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019187103A JP7324114B2 (ja) | 2019-10-10 | 2019-10-10 | 建設機械 |
| PCT/JP2020/037478 WO2021070736A1 (ja) | 2019-10-10 | 2020-10-01 | 建設機械 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019187103A JP7324114B2 (ja) | 2019-10-10 | 2019-10-10 | 建設機械 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021063524A JP2021063524A (ja) | 2021-04-22 |
| JP2021063524A5 true JP2021063524A5 (enExample) | 2022-09-27 |
| JP7324114B2 JP7324114B2 (ja) | 2023-08-09 |
Family
ID=75436815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019187103A Active JP7324114B2 (ja) | 2019-10-10 | 2019-10-10 | 建設機械 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7324114B2 (enExample) |
| WO (1) | WO2021070736A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20250145088A (ko) * | 2023-03-28 | 2025-10-13 | 히다찌 겐끼 가부시키가이샤 | 유압 펌프 상태 감시 장치, 및 유압 구동 장치 |
| CN119163669B (zh) * | 2024-09-20 | 2025-03-25 | 武汉科技大学 | 一种用于液压元件内泄漏检测的阈值转换试验装置及方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3549989B2 (ja) * | 1996-12-10 | 2004-08-04 | 日立建機株式会社 | 油圧作業機の油圧回路装置 |
| JP2000046015A (ja) * | 1998-07-28 | 2000-02-15 | Yutani Heavy Ind Ltd | 油圧回路の自己診断装置 |
| JP5786595B2 (ja) * | 2011-09-27 | 2015-09-30 | ダイキン工業株式会社 | 油圧ユニット |
| JP6712578B2 (ja) * | 2017-09-07 | 2020-06-24 | 日立建機株式会社 | 油圧駆動装置 |
-
2019
- 2019-10-10 JP JP2019187103A patent/JP7324114B2/ja active Active
-
2020
- 2020-10-01 WO PCT/JP2020/037478 patent/WO2021070736A1/ja not_active Ceased
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