SK136898A3 - Safety circuit - Google Patents

Safety circuit Download PDF

Info

Publication number
SK136898A3
SK136898A3 SK1368-98A SK136898A SK136898A3 SK 136898 A3 SK136898 A3 SK 136898A3 SK 136898 A SK136898 A SK 136898A SK 136898 A3 SK136898 A3 SK 136898A3
Authority
SK
Slovakia
Prior art keywords
safety
valve
switch
control
switching
Prior art date
Application number
SK1368-98A
Other languages
English (en)
Slovak (sk)
Inventor
Wolfgang Britz
Reiner H Hertzig
Original Assignee
Hydac Technology Gmbh
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 Hydac Technology Gmbh filed Critical Hydac Technology Gmbh
Publication of SK136898A3 publication Critical patent/SK136898A3/sk

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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/002—Electrical failure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/16—Trip gear
    • F01D21/18—Trip gear involving hydraulic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Combustion (AREA)
  • Air Bags (AREA)
  • Cookers (AREA)
  • Mechanical Operated Clutches (AREA)
SK1368-98A 1996-04-06 1997-01-17 Safety circuit SK136898A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19613848A DE19613848C2 (de) 1996-04-06 1996-04-06 Sicherheitsschaltung zum Ansteuern eines hydraulischen Antriebes
PCT/EP1997/000189 WO1997038228A1 (de) 1996-04-06 1997-01-17 Sicherheitsschaltung

Publications (1)

Publication Number Publication Date
SK136898A3 true SK136898A3 (en) 1999-02-11

Family

ID=7790686

Family Applications (1)

Application Number Title Priority Date Filing Date
SK1368-98A SK136898A3 (en) 1996-04-06 1997-01-17 Safety circuit

Country Status (8)

Country Link
EP (1) EP0890030B1 (de)
JP (1) JP2000508409A (de)
AT (1) ATE218677T1 (de)
CZ (1) CZ259398A3 (de)
DE (2) DE19613848C2 (de)
DK (1) DK0890030T3 (de)
SK (1) SK136898A3 (de)
WO (1) WO1997038228A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10050542B4 (de) * 2000-10-11 2004-11-04 Preh Gmbh Sicherheitsschaltung gegen eine unerwünschte Inbetriebnahme eines Montageautomaten insbesondere während des Einrichtbetriebes sowie Verfahren zum Zuschalten der Sicherheitsschaltung
DE10343088B4 (de) * 2003-09-17 2006-04-20 Liebherr-Aerospace Lindenberg Gmbh Verfahren zur Überprüfung eines Ventilblocks für einen Verbraucher mit zwei hydraulischen Versorgungssystemen
CN118407947B (zh) * 2024-05-15 2026-03-03 中联重科股份有限公司 恒流量控制阀组、副臂控制模块、整机液压系统和起重机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931533C2 (de) * 1979-08-03 1984-09-13 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Servosteuersystem
JPH063202B2 (ja) * 1986-04-27 1994-01-12 三菱重工業株式会社 電気油圧サ−ボアクチユエ−タの故障中立機構
DE3631104A1 (de) * 1986-09-12 1988-03-24 Rexroth Mannesmann Gmbh Sicherheitsschaltung, insbesondere fuer eine presse
DE4131821C1 (en) * 1991-09-20 1992-08-13 Mannesmann Ag, 4000 Duesseldorf, De Pressure medium safety circuit for boiler lid handling - has extra safety valve coupled to valve system for switching in dependence on pressure threshold value
US5577876A (en) * 1994-02-22 1996-11-26 Clark Equipment Company Hydraulic interblock system
JPH08113197A (ja) * 1994-10-17 1996-05-07 Kawasaki Heavy Ind Ltd 舵取機における油圧制御系統切換回路

Also Published As

Publication number Publication date
EP0890030A1 (de) 1999-01-13
DE19613848A1 (de) 1997-10-09
DE59707427D1 (de) 2002-07-11
WO1997038228A1 (de) 1997-10-16
EP0890030B1 (de) 2002-06-05
CZ259398A3 (cs) 1998-11-11
JP2000508409A (ja) 2000-07-04
DE19613848C2 (de) 1998-04-09
DK0890030T3 (da) 2002-09-23
ATE218677T1 (de) 2002-06-15

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