DE2639225C2 - Rohrbruchsicherung - Google Patents

Rohrbruchsicherung

Info

Publication number
DE2639225C2
DE2639225C2 DE19762639225 DE2639225A DE2639225C2 DE 2639225 C2 DE2639225 C2 DE 2639225C2 DE 19762639225 DE19762639225 DE 19762639225 DE 2639225 A DE2639225 A DE 2639225A DE 2639225 C2 DE2639225 C2 DE 2639225C2
Authority
DE
Germany
Prior art keywords
piston
line
closing
pressure
space
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.)
Expired
Application number
DE19762639225
Other languages
German (de)
English (en)
Other versions
DE2639225A1 (de
Inventor
Heinz-Dieter 1000 Berlin Nagel
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.)
Inventio AG
Original Assignee
Inventio 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
Application filed by Inventio AG filed Critical Inventio AG
Publication of DE2639225A1 publication Critical patent/DE2639225A1/de
Application granted granted Critical
Publication of DE2639225C2 publication Critical patent/DE2639225C2/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/028—Safety devices separate from control system in case of power failure, for hydraulical lifts, e.g. braking the hydraulic jack
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/1022—Fluid cut-off devices automatically actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Safety Valves (AREA)
  • Types And Forms Of Lifts (AREA)
DE19762639225 1975-09-12 1976-08-31 Rohrbruchsicherung Expired DE2639225C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1186875A CH610868A5 (en) 1975-09-12 1975-09-12 Pipe-burst safety device arranged directly at the outlet of the cylinder of a hydraulic lift

Publications (2)

Publication Number Publication Date
DE2639225A1 DE2639225A1 (de) 1977-03-24
DE2639225C2 true DE2639225C2 (de) 1983-12-08

Family

ID=4377662

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762639225 Expired DE2639225C2 (de) 1975-09-12 1976-08-31 Rohrbruchsicherung

Country Status (5)

Country Link
CH (1) CH610868A5 (enExample)
DE (1) DE2639225C2 (enExample)
FR (1) FR2323947A1 (enExample)
GB (1) GB1506368A (enExample)
IT (1) IT1072771B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2928737C2 (de) 1979-07-17 1987-01-02 Mannesmann AG, 4000 Düsseldorf Hydraulische Steuerung mit einer Rohrbruchsicherung für einen Positionszylinder insbesondere für eine angetriebene Strangführungsrolle in Stranggießanlagen
FR2491461B1 (fr) * 1980-10-03 1985-08-23 Roussel Uclaf Nouveaux derives de l'acide cyclopropane carboxylique, leur procede de preparation et leur application a la preparation de compositions parfumantes
DE3136535A1 (de) * 1981-09-15 1983-03-31 Mannesmann Rexroth GmbH, 8770 Lohr Als rohrbruchsicherung dienendes ventil
CN108100801A (zh) * 2018-01-04 2018-06-01 桐城市靖伦塑料有限公司 液压电梯安全防护装置
CN110594590B (zh) * 2019-09-23 2023-04-07 天津市正方科技发展有限公司 一种原油输送管道超压自闭保护装置
CN111498637B (zh) * 2020-05-09 2021-06-29 西安外事学院 一种电梯的安全防护装置
CN113653949B (zh) * 2021-09-23 2023-01-31 西南石油大学 一种防止输油管道停输时阀室误关断的参数识别方法
CN114234053B (zh) * 2021-12-20 2024-07-09 中国石油天然气股份有限公司 一种含压缩机输气干线阀室自动截断条件识别方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2056026A1 (de) * 1970-11-13 1972-05-31 Stahl Aufzuege Fangventil für hydraulische Aufzüge

Also Published As

Publication number Publication date
FR2323947B1 (enExample) 1982-04-23
GB1506368A (en) 1978-04-05
CH610868A5 (en) 1979-05-15
IT1072771B (it) 1985-04-10
FR2323947A1 (fr) 1977-04-08
DE2639225A1 (de) 1977-03-24

Similar Documents

Publication Publication Date Title
DE2547912C3 (de) Hydraulischer Unterbrecher
DE2928737C2 (de) Hydraulische Steuerung mit einer Rohrbruchsicherung für einen Positionszylinder insbesondere für eine angetriebene Strangführungsrolle in Stranggießanlagen
DE2639225C2 (de) Rohrbruchsicherung
DE2759263C3 (de) Überwachungssystem für hydraulisch betriebene Armaturen
DE2141000B2 (de) Vorrichtung zur Überwachung eines unter Druck stehenden Flüssigkeitssystem
DE2707630A1 (de) Elektronisch gesteuerte rohrbruchsicherung
AT350229B (de) Rohrbruchsicherung
DE2447964B2 (de) Verfahren und Vorrichtung zum Druckgießen mit einer horizontalen Kaltkammermaschine
DE2308333A1 (de) Regelventil
DE2714723B1 (de) Druckluftbremse fuer Schienenfahrzeuge
DE3015411A1 (de) Stempelsteuerung
DE2456182C3 (de) Hydraulische Dämpfungseinrichtung für Fahrwerksbremsen, insbesondere für Gießkräne
AT404065B (de) Startventil für pneumatische anlagen
DE2401101C3 (de) Steuerschieber-Vorrichtung zur allmählichen Steigerung des Flüssigkeitsdrucks in einer hydraulischen Steuerleitung für ein Gangschalt-Getriebe
DE3224955C2 (de) Proportionalventil
DE964508C (de) Dreidrucksteuerventil fuer Druckluftbremsen, insbesondere von Schienenfahrzeugen
EP0037125A1 (de) Vorrichtung zum Pressgiessen von Metallen und Legierungen
DE627300C (de) Sicherheitsvorrichtung
DE910552C (de) Steuervorrichtung fuer druckluftbetriebene Geraete, insbesondere Druckluftbremsen
DE1917237C3 (de) Vorrichtung in einem hydraulischen Arbeitssystem
DE2735607A1 (de) Steuerungsvorrichtung fuer absperrklappen
EP3464165B1 (de) Anlage und verfahren zur abgabe von flüssigkeit aus einem tankwagen
DE2523184A1 (de) Vorrichtung zum gleichmaessigen verschieben mehrerer hydraulischer stempel
DE678116C (de) Steuervorrichtung fuer hydraulische Aufzuege
DE2652111C2 (enExample)

Legal Events

Date Code Title Description
8101 Request for examination as to novelty
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee