ATE315729T1 - Hydraulisch gesteuertes ventil mit mindestens einem hydraulischen antrieb - Google Patents

Hydraulisch gesteuertes ventil mit mindestens einem hydraulischen antrieb

Info

Publication number
ATE315729T1
ATE315729T1 AT04738137T AT04738137T ATE315729T1 AT E315729 T1 ATE315729 T1 AT E315729T1 AT 04738137 T AT04738137 T AT 04738137T AT 04738137 T AT04738137 T AT 04738137T AT E315729 T1 ATE315729 T1 AT E315729T1
Authority
AT
Austria
Prior art keywords
control
hydraulic drive
hydraulically controlled
controlled valve
sub
Prior art date
Application number
AT04738137T
Other languages
English (en)
Inventor
Josef Zuercher
Hansruedi Brand
Original Assignee
Bucher Hydraulics Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=33315353&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE315729(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bucher Hydraulics Ag filed Critical Bucher Hydraulics Ag
Application granted granted Critical
Publication of ATE315729T1 publication Critical patent/ATE315729T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/003—Systems with load-holding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/008—Reduction of noise or vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valve Device For Special Equipments (AREA)
  • Servomotors (AREA)
  • Sliding Valves (AREA)
  • Safety Valves (AREA)
  • Actuator (AREA)
AT04738137T 2003-08-27 2004-08-10 Hydraulisch gesteuertes ventil mit mindestens einem hydraulischen antrieb ATE315729T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH14652003 2003-08-27

Publications (1)

Publication Number Publication Date
ATE315729T1 true ATE315729T1 (de) 2006-02-15

Family

ID=33315353

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04738137T ATE315729T1 (de) 2003-08-27 2004-08-10 Hydraulisch gesteuertes ventil mit mindestens einem hydraulischen antrieb

Country Status (6)

Country Link
US (1) US20060011875A1 (de)
EP (1) EP1540191B1 (de)
JP (1) JP2006515661A (de)
AT (1) ATE315729T1 (de)
DE (2) DE20314232U1 (de)
WO (1) WO2005021978A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5666202B2 (ja) * 2010-08-20 2015-02-12 太平電業株式会社 油圧ジャッキの回路構造
CN103291980A (zh) * 2013-06-09 2013-09-11 山东派克诺尔机器有限公司 气控液压单向阀
CN106438536B (zh) * 2016-08-30 2018-04-27 北京精密机电控制设备研究所 一种可扩展高可靠液压锁
BR112019005050A2 (pt) * 2016-09-21 2019-06-18 Knorr Bremse Systeme Fuer Nutzfahrzeuge Gmbh válvula de pressão mínima para um compressor de parafuso para um veículo, especialmente um veículo utilitário
CN106545546B (zh) * 2017-01-12 2018-08-14 河南平芝高压开关有限公司 具有缓冲功能的工作缸及使用该工作缸的液压操动机构
DE102018104209C5 (de) 2018-02-23 2023-11-30 Hennecke Gmbh Komponentenmischdüse
CN111397894A (zh) * 2020-04-24 2020-07-10 刘勇 一种换挡定压阀污染耐受性能试验系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2361881A (en) * 1942-10-10 1944-10-31 Gen Electric Relief valve
IT1118648B (it) * 1979-05-18 1986-03-03 Chs Cinotto Giuseppe Hydraulic Dispositivo di sicurezza per circuiti idraulici particolarmente di scavatrici sollevatori e simili
IT1207907B (it) * 1979-07-11 1989-06-01 Oil Control Spa Valvola perfezionata a sbloccaggiooleodinamico bilanciata in particolare per consentire comandi in serie ad elevata pressione a piu azionatori idraulici
DE3247420A1 (de) * 1982-12-22 1984-07-05 Mannesmann Rexroth GmbH, 8770 Lohr Hydraulisch entsperrbares rueckschlagventil
DE3331977A1 (de) * 1983-09-05 1985-04-04 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Sitzventil zum steuern des durchflusses eines stroemenden mediums durch ein rohrstueck
ATA287686A (de) * 1986-10-29 1988-05-15 Voest Alpine Ag Schaltventil
DE3729961C1 (de) * 1987-09-07 1988-12-08 Heilmeier & Weinlein Schaltventil mit hydraulischer Selbsthaltung
JP3617841B2 (ja) * 1996-02-28 2005-02-09 ブーヘル・ヒドラウリクス・アクチェンゲゼルシャフト 負荷保持制動弁
DE50203452D1 (de) * 2001-03-21 2005-07-28 Bucher Hydraulics Gmbh Wegeventil

Also Published As

Publication number Publication date
WO2005021978A1 (de) 2005-03-10
JP2006515661A (ja) 2006-06-01
DE20314232U1 (de) 2004-10-21
US20060011875A1 (en) 2006-01-19
EP1540191A1 (de) 2005-06-15
DE502004000243D1 (de) 2006-04-06
EP1540191B1 (de) 2006-01-11

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee
RZN Patent revoked