ES518381A0 - Perfeccionamientos en un estemple telescopico hidraulico de tres escalones, especialmente para una entibacion progresiva subterranea. - Google Patents

Perfeccionamientos en un estemple telescopico hidraulico de tres escalones, especialmente para una entibacion progresiva subterranea.

Info

Publication number
ES518381A0
ES518381A0 ES518381A ES518381A ES518381A0 ES 518381 A0 ES518381 A0 ES 518381A0 ES 518381 A ES518381 A ES 518381A ES 518381 A ES518381 A ES 518381A ES 518381 A0 ES518381 A0 ES 518381A0
Authority
ES
Spain
Prior art keywords
stemple
flooring
underground
progressive
hydraulic telescopic
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.)
Granted
Application number
ES518381A
Other languages
English (en)
Other versions
ES8308964A1 (es
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia 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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of ES518381A0 publication Critical patent/ES518381A0/es
Publication of ES8308964A1 publication Critical patent/ES8308964A1/es
Expired legal-status Critical Current

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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Transmission Devices (AREA)
ES518381A 1981-12-21 1982-12-20 Perfeccionamientos en un estemple telescopico hidraulico de tres escalones, especialmente para una entibacion progresiva subterranea. Expired ES8308964A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813150643 DE3150643A1 (de) 1981-12-21 1981-12-21 Hydraulischer teleskopstempel, insbesondere fuer einen untertaegigen schreitausbau, wie vor allem schildausbaugestelle

Publications (2)

Publication Number Publication Date
ES518381A0 true ES518381A0 (es) 1983-10-01
ES8308964A1 ES8308964A1 (es) 1983-10-01

Family

ID=6149332

Family Applications (1)

Application Number Title Priority Date Filing Date
ES518381A Expired ES8308964A1 (es) 1981-12-21 1982-12-20 Perfeccionamientos en un estemple telescopico hidraulico de tres escalones, especialmente para una entibacion progresiva subterranea.

Country Status (8)

Country Link
US (1) US4523512A (es)
AU (1) AU557117B2 (es)
BE (1) BE895421A (es)
DE (1) DE3150643A1 (es)
ES (1) ES8308964A1 (es)
FR (1) FR2518640B1 (es)
GB (1) GB2112069B (es)
ZA (1) ZA829330B (es)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3325746C1 (de) * 1983-07-16 1985-04-11 Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum Stempel für Ausbaugestelle
DE3539337A1 (de) * 1985-11-06 1987-05-21 Dornier Gmbh Druckmittelbetaetigbare stelleinrichtung zur einstellung aufeinanderfolgender schaltschritte
DE3622424A1 (de) * 1986-07-03 1988-01-14 Montan Hydraulik Gmbh & Co Kg Zweistufiger teleskopzylinder
DE3816092C2 (de) * 1987-05-28 1996-12-05 Noell Serv & Maschtechn Gmbh Hydraulischer Hubzylinder
IT1211191B (it) * 1987-07-10 1989-10-12 Op Pagliero S P A Perfezionamento relativo ai martinetti idraulici pluristadi coassiali azionabili telescopicamente in contemporaneita
US5026218A (en) * 1989-11-16 1991-06-25 Joy Technologies Inc. Temporary roof support cylinder
US5193785A (en) * 1990-09-19 1993-03-16 Mcvaugh Arthur K Extensible boom mechanism for use with mobile cable salvage apparatus
US5249502A (en) * 1992-01-13 1993-10-05 Mijo Radocaj Double action, dual speed and force hydraulic actuators
WO1993015291A1 (en) * 1992-02-03 1993-08-05 Tagawakougyou Co., Ltd. Crusher for concrete structure
US5613418A (en) * 1992-03-25 1997-03-25 Man Gutehoffnungshutte Aktiengesellschaft Multiple-stage hydraulic cylinder
DE19647943C1 (de) * 1996-11-20 1998-06-18 Dbt Gmbh Hydraulischer Doppelteleskopstempel
US6116140A (en) * 1998-04-06 2000-09-12 Grove U.S. L.L.C. Telescoping system with multi-stage telescopic cylinder
GB2357806A (en) * 1999-12-02 2001-07-04 Trevor John Honour Load bearing props
US6860470B2 (en) * 2002-11-22 2005-03-01 The Boeing Company Pneumatic monopod hoist
GB2397287A (en) * 2003-01-18 2004-07-21 Bamford Excavators Ltd Working arm for a machine
US7231740B2 (en) * 2003-03-19 2007-06-19 Wenger Corporation Modular stage prop
US9505495B2 (en) 2011-08-30 2016-11-29 Marvin Engineering Co., Inc. Aircraft store ejector system
US9090347B2 (en) 2011-08-30 2015-07-28 Marvin Engineering Co., Inc. Aircraft store ejector system
US8985699B2 (en) * 2013-03-14 2015-03-24 Seneca Industries Inc. Mining methods and equipment
US20140291085A1 (en) * 2013-03-30 2014-10-02 Ronald Scott Bandy Segmented Air Shock
US20150210518A1 (en) * 2014-01-27 2015-07-30 Chung-Yi Yang Anti-overpressure double-acting threaded jack
JP2017165116A (ja) * 2016-03-14 2017-09-21 株式会社ショーワ 船舶推進機用トリム・チルト装置、船舶推進機
AU2016222477A1 (en) * 2016-09-02 2018-03-22 Mgw Engineering Pty Ltd Apparatus for supporting an explosive device
CN111230529A (zh) * 2020-03-18 2020-06-05 苏州宝优际科技股份有限公司 平衡夹具
CN113107555B (zh) * 2021-04-27 2023-01-31 山东安益矿用设备股份有限公司 一种煤矿掘进临时支护装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US165472A (en) * 1875-07-13 Improvement in elevators
US2517153A (en) * 1946-08-16 1950-08-01 Gar Wood Ind Inc Telescopic power down hoist
US2933070A (en) * 1958-08-12 1960-04-19 Rheinstahl Siegener Eisenbahnb Double-acting hydraulic jack
NL250626A (es) * 1959-04-24
BE607500A (es) * 1960-09-02
GB977800A (en) * 1962-08-21 1964-12-16 Electro Hydraulics Ltd Improvements in or relating to mine roof supports
GB1045302A (en) * 1963-03-14 1966-10-12 Electro Hydraulics Ltd Hydraulically operated roof supports
FR1365193A (fr) * 1963-08-06 1964-06-26 Yale & Towne Mfg Co Vérin élévateur télescopique
GB1114927A (en) * 1964-09-10 1968-05-22 Dowty Mining Equipment Ltd Fluid-pressure-operated telescopic prop assembly
DE1240743B (de) * 1965-02-17 1967-05-18 Toussaint & Hess Gmbh Hydraulischer Kolbenantrieb mit Teleskopkolben
DE1932212U (de) * 1965-03-05 1966-02-10 Gewerk Eisenhuette Westfalia Doppelt ausfahrbarer hydraulischer grubenstempel.
FR1441870A (fr) * 1965-07-01 1966-06-10 Toussaint & Hess Gmbh Commande hydraulique pour pistons télescopiques
GB1204812A (en) * 1968-10-23 1970-09-09 Wild A G & Co Ltd Improvements in or relating to telescopic hydraulic mine roof chocks
DE2001809C3 (de) * 1970-01-16 1974-04-25 Kloeckner-Werke Ag, 4100 Duisburg Hydraulischer Doppelteleskopstempel
DE2032455A1 (de) * 1970-07-01 1972-01-05 Rheinische Stahlwerke, 4300 Essen Hydraulischer Grubenstempel mit zwei ausfahrbaren Teleskopstufen
AT308646B (de) * 1971-08-10 1973-07-10 Zellinger Ing Hans Hydraulischer Stufenkolbentrieb für eine Kolbenpresse
DE2319344A1 (de) * 1973-04-17 1974-11-07 Jungheinrich & Co Maschf Doppeltwirkende teleskop-zylinderkolbenvorrichtung
GB1526563A (en) * 1977-06-17 1978-09-27 Davy Loewy Ltd Fluid operable piston-cylinder device
US4191092A (en) * 1977-11-16 1980-03-04 Cascade Corporation Telescopic ram
DE2900015A1 (de) * 1979-01-02 1980-07-10 Benteler Werke Ag Gleichgang-teleskop-zylinder

Also Published As

Publication number Publication date
FR2518640A1 (fr) 1983-06-24
ZA829330B (en) 1983-09-28
DE3150643A1 (de) 1983-06-30
AU557117B2 (en) 1986-12-04
GB2112069A (en) 1983-07-13
AU9166982A (en) 1983-06-30
ES8308964A1 (es) 1983-10-01
US4523512A (en) 1985-06-18
FR2518640B1 (fr) 1986-07-11
BE895421A (fr) 1983-04-15
GB2112069B (en) 1985-02-20
DE3150643C2 (es) 1989-09-21

Similar Documents

Publication Publication Date Title
ES518381A0 (es) Perfeccionamientos en un estemple telescopico hidraulico de tres escalones, especialmente para una entibacion progresiva subterranea.
MX157089A (es) Mejoras en una estructura de manguera,adecuada para transportar fluidos
ES521907A0 (es) Una disposicion de control de flujo para pozos marinos.
MX157747A (es) Mejoras a sistema de bombeo para pozos de petroleo
ES269684Y (es) Un piston adaptado para ser utilizado en una instalacion neumatica, hidraulica o hidroneumatica.
ES517598A0 (es) Una disposicion protectora de seguro para un candado.
IT8023004A0 (it) Apparato idraulico di perforazione.
IT8322760A0 (it) Valvola idraulica di interruzione di flusso.
ES515918A0 (es) Perfeccionamientos en un mecanismo de embolo alternativo hidraulico para explotaciones subterraneas.
NL190925C (nl) Boorgereedschap.
NO159815C (no) Anordning for boring av sideveggkjerne.
ES518614A0 (es) Una disposicion de conversion de datos para usarse en un sistema de facsimil.
ES295782Y (es) Una disposicion de acoplamiento para un dispositivo.
ES517462A0 (es) Perfeccionamientos en los sistemas hidraulicos para herramientas y similares.
ES516638A0 (es) Un disp0sitivo de control numerico con computador para una plegadora hidraulica-mecanica.
NL192089B (nl) Snijwerk voor een documentenvernietigingsinrichting voorzien van afstrijkorganen.
ES269825Y (es) Herramienta para la colocacion de anclajes de tornillo dentro de una pared.
ES516793A0 (es) Una disposicion de cilindro-piston, especialmente adecuada para el empleo en un acumulador.
ES263652Y (es) Gato hidraulico.
ES272911Y (es) Un tornillo perforador.
ES521807A0 (es) Disposicion de control hidraulica para explotaciones mineras subterraneas.
AU2274083A (en) Hydraulic controls for raise drilling rig
FR2672948B1 (fr) Perfectionnements apportes aux dispositifs antivibratoires hydrauliques.
MX9102274A (es) Herramienta para demolicion movil de trabajo pesado.
IT8321706A0 (it) Dispositivo di spostamento per un utensile.