FR2993940B1 - Circuit de commande hydraulique avec securite en cas de coupure de commande - Google Patents

Circuit de commande hydraulique avec securite en cas de coupure de commande Download PDF

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Publication number
FR2993940B1
FR2993940B1 FR1257180A FR1257180A FR2993940B1 FR 2993940 B1 FR2993940 B1 FR 2993940B1 FR 1257180 A FR1257180 A FR 1257180A FR 1257180 A FR1257180 A FR 1257180A FR 2993940 B1 FR2993940 B1 FR 2993940B1
Authority
FR
France
Prior art keywords
safety
case
control circuit
hydraulic control
command break
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.)
Active
Application number
FR1257180A
Other languages
English (en)
Other versions
FR2993940A1 (fr
Inventor
Jean Heren
Fabien Roger
Adrien Esposito
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.)
Poclain Hydraulics Industrie
Original Assignee
Poclain Hydraulics Industrie
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 Poclain Hydraulics Industrie filed Critical Poclain Hydraulics Industrie
Priority to FR1257180A priority Critical patent/FR2993940B1/fr
Priority to PCT/EP2013/065532 priority patent/WO2014016304A1/fr
Publication of FR2993940A1 publication Critical patent/FR2993940A1/fr
Application granted granted Critical
Publication of FR2993940B1 publication Critical patent/FR2993940B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • F04B23/06—Combinations of two or more pumps the pumps being all of reciprocating positive-displacement type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/002—Hydraulic systems to change the pump delivery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/10—Other safety measures

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
FR1257180A 2012-07-24 2012-07-24 Circuit de commande hydraulique avec securite en cas de coupure de commande Active FR2993940B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1257180A FR2993940B1 (fr) 2012-07-24 2012-07-24 Circuit de commande hydraulique avec securite en cas de coupure de commande
PCT/EP2013/065532 WO2014016304A1 (fr) 2012-07-24 2013-07-23 Circuit de commande hydraulique avec sécurité en cas de coupure de commande

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1257180 2012-07-24
FR1257180A FR2993940B1 (fr) 2012-07-24 2012-07-24 Circuit de commande hydraulique avec securite en cas de coupure de commande

Publications (2)

Publication Number Publication Date
FR2993940A1 FR2993940A1 (fr) 2014-01-31
FR2993940B1 true FR2993940B1 (fr) 2018-11-09

Family

ID=47424992

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1257180A Active FR2993940B1 (fr) 2012-07-24 2012-07-24 Circuit de commande hydraulique avec securite en cas de coupure de commande

Country Status (2)

Country Link
FR (1) FR2993940B1 (fr)
WO (1) WO2014016304A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3058101B1 (fr) 2016-10-28 2019-06-07 Poclain Hydraulics Industrie Systeme d'assistance a l'entrainement d'un vehicule tout terrain
FR3061092B1 (fr) * 2016-12-22 2019-05-31 Poclain Hydraulics Industrie Dispositif d'assistance hydraulique suiveur d'un engin esclave
DE102020208594B4 (de) * 2020-07-09 2023-02-09 Robert Bosch Gesellschaft mit beschränkter Haftung Hydrostatischer Zusatzantrieb

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4435750C1 (de) * 1994-10-06 1995-12-21 Brueninghaus Hydromatik Gmbh Steuervorrichtung für eine hydrostatische Maschine
DE19724870A1 (de) * 1997-06-12 1998-12-17 Bosch Gmbh Robert Verstellbare hydraulische Arbeitsmaschine
FR2766525A1 (fr) * 1997-12-02 1999-01-29 Poclain Hydraulics Sa Circuit d'alimentation en fluide d'un recepteur equipe de moyens pour soumettre ce recepteur a une loi de pression

Also Published As

Publication number Publication date
FR2993940A1 (fr) 2014-01-31
WO2014016304A1 (fr) 2014-01-30

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