JP2002508042A5 - - Google Patents
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- Publication number
- JP2002508042A5 JP2002508042A5 JP1999553043A JP55304399A JP2002508042A5 JP 2002508042 A5 JP2002508042 A5 JP 2002508042A5 JP 1999553043 A JP1999553043 A JP 1999553043A JP 55304399 A JP55304399 A JP 55304399A JP 2002508042 A5 JP2002508042 A5 JP 2002508042A5
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- JP
- Japan
- 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.)
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/065,273 US6073442A (en) | 1998-04-23 | 1998-04-23 | Apparatus and method for controlling a variable displacement pump |
| US09/065,273 | 1998-04-23 | ||
| PCT/US1999/007739 WO1999054557A1 (en) | 1998-04-23 | 1999-04-14 | Apparatus and method for controlling a variable displacement pump |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002508042A JP2002508042A (ja) | 2002-03-12 |
| JP2002508042A5 true JP2002508042A5 (cg-RX-API-DMAC7.html) | 2006-08-24 |
| JP4494535B2 JP4494535B2 (ja) | 2010-06-30 |
Family
ID=22061556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55304399A Expired - Lifetime JP4494535B2 (ja) | 1998-04-23 | 1999-04-14 | 可変容量形ポンプを制御する装置および方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6073442A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0991823A1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP4494535B2 (cg-RX-API-DMAC7.html) |
| WO (1) | WO1999054557A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1231387A3 (en) * | 2001-02-07 | 2004-01-28 | HydraForce, Inc. | Method and apparatus for controlling fluid pressure in a hydraulically-actuated device |
| JP4223893B2 (ja) | 2002-10-23 | 2009-02-12 | 株式会社小松製作所 | 作業車両の作業機用油圧ポンプの制御方法と制御装置 |
| EP2584181B1 (en) * | 2003-09-02 | 2015-01-21 | Komatsu Ltd. | Method and device for controlling power output of engine for working machine |
| WO2006006600A1 (ja) * | 2004-07-14 | 2006-01-19 | Komatsu Ltd. | 作業車両の作業機用油圧ポンプの制御装置 |
| US7130721B2 (en) * | 2004-10-29 | 2006-10-31 | Caterpillar Inc | Electrohydraulic control system |
| WO2007043290A1 (ja) * | 2005-10-14 | 2007-04-19 | Komatsu Ltd. | 作業車両のエンジンおよび油圧ポンプの制御装置および方法 |
| US7546729B2 (en) * | 2006-12-18 | 2009-06-16 | Caterpillar Inc. | Method and system for limiting torque load associated with an implement |
| JP4941928B2 (ja) * | 2006-12-26 | 2012-05-30 | 日立建機株式会社 | 作業車両のステアリングシステム |
| JP4993575B2 (ja) * | 2006-12-26 | 2012-08-08 | 日立建機株式会社 | 作業車両のステアリングシステム |
| WO2008081843A1 (ja) * | 2006-12-26 | 2008-07-10 | Hitachi Construction Machinery Co., Ltd. | 作業車両のステアリングシステム |
| EP2267230B1 (en) * | 2008-03-21 | 2017-10-11 | Komatsu, Ltd. | Working vehicle, control device for working vehicle, and operating-oil amount control method for working vehicle |
| US8435010B2 (en) | 2010-04-29 | 2013-05-07 | Eaton Corporation | Control of a fluid pump assembly |
| JP6258593B2 (ja) * | 2013-03-25 | 2018-01-10 | 日立建機株式会社 | 作業車両の自動変速装置 |
| US9739273B2 (en) | 2014-05-21 | 2017-08-22 | Caterpillar Inc. | Rotatable component overspeed protection method |
| CN114207296A (zh) * | 2019-07-08 | 2022-03-18 | 丹佛斯动力系统Ii技术有限公司 | 液压系统架构和可用于系统架构中的双向比例阀 |
| GB2609655B (en) | 2021-08-12 | 2025-01-29 | Caterpillar Inc | Axial piston pump controller |
| CN115324150B (zh) * | 2022-08-25 | 2023-09-05 | 江苏徐工工程机械研究院有限公司 | 挖掘装载机控制方法以及挖掘装载机 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4655689A (en) * | 1985-09-20 | 1987-04-07 | General Signal Corporation | Electronic control system for a variable displacement pump |
| US4823552A (en) * | 1987-04-29 | 1989-04-25 | Vickers, Incorporated | Failsafe electrohydraulic control system for variable displacement pump |
| JP2711894B2 (ja) * | 1989-04-28 | 1998-02-10 | 株式会社小松製作所 | 油圧駆動車の可変容量ポンプ制御装置 |
| US5218895A (en) * | 1990-06-15 | 1993-06-15 | Caterpillar Inc. | Electrohydraulic control apparatus and method |
| JP2520771B2 (ja) * | 1990-07-18 | 1996-07-31 | 株式会社小松製作所 | 積み込み作業車両の制御方法及び装置 |
| WO1992004505A1 (fr) * | 1990-09-11 | 1992-03-19 | Hitachi Construction Machinery Co., Ltd. | Systeme de commande hydraulique dans un engin de chantier |
| KR970000491B1 (ko) * | 1991-01-28 | 1997-01-13 | 히다치 겐키 가부시키가이샤 | 유압건설기계의 유압제어장치 |
| US5249421A (en) * | 1992-01-13 | 1993-10-05 | Caterpillar Inc. | Hydraulic control apparatus with mode selection |
| US5267441A (en) * | 1992-01-13 | 1993-12-07 | Caterpillar Inc. | Method and apparatus for limiting the power output of a hydraulic system |
| US5214916A (en) * | 1992-01-13 | 1993-06-01 | Caterpillar Inc. | Control system for a hydraulic work vehicle |
| JPH05256303A (ja) * | 1992-01-15 | 1993-10-05 | Caterpillar Inc | 油圧回路制御装置 |
| US5525043A (en) * | 1993-12-23 | 1996-06-11 | Caterpillar Inc. | Hydraulic power control system |
| US5468126A (en) * | 1993-12-23 | 1995-11-21 | Caterpillar Inc. | Hydraulic power control system |
| US5490384A (en) * | 1994-12-08 | 1996-02-13 | Caterpillar Inc. | Hydraulic flow priority system |
| US5540049A (en) * | 1995-08-01 | 1996-07-30 | Caterpillar Inc. | Control system and method for a hydraulic actuator with velocity and force modulation control |
| EP0796952A4 (en) * | 1995-10-09 | 2000-01-19 | Caterpillar Mitsubishi Ltd | CONTROL DEVICE FOR A CONSTRUCTION MACHINE |
| US5680760A (en) * | 1996-03-28 | 1997-10-28 | Caterpillar Inc. | Hydraulic drive system |
| JP3567051B2 (ja) * | 1996-06-12 | 2004-09-15 | 新キャタピラー三菱株式会社 | 油圧アクチュエータ用の操作制御装置 |
-
1998
- 1998-04-23 US US09/065,273 patent/US6073442A/en not_active Expired - Fee Related
-
1999
- 1999-04-14 EP EP99917371A patent/EP0991823A1/en not_active Withdrawn
- 1999-04-14 WO PCT/US1999/007739 patent/WO1999054557A1/en not_active Ceased
- 1999-04-14 JP JP55304399A patent/JP4494535B2/ja not_active Expired - Lifetime