DE3541871C2 - - Google Patents

Info

Publication number
DE3541871C2
DE3541871C2 DE19853541871 DE3541871A DE3541871C2 DE 3541871 C2 DE3541871 C2 DE 3541871C2 DE 19853541871 DE19853541871 DE 19853541871 DE 3541871 A DE3541871 A DE 3541871A DE 3541871 C2 DE3541871 C2 DE 3541871C2
Authority
DE
Germany
Prior art keywords
pit
stamp
valve
setting
punch
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.)
Revoked
Application number
DE19853541871
Other languages
German (de)
English (en)
Other versions
DE3541871A1 (de
Inventor
Kurt 7701 Hattingen De Faust
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.)
SAARBERG HYDRAULIK GMBH, 66540 NEUNKIRCHEN, DE
Original Assignee
Ecker Maschinenbau & Co Kg 6680 Neunkirchen De 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 Ecker Maschinenbau & Co Kg 6680 Neunkirchen De GmbH filed Critical Ecker Maschinenbau & Co Kg 6680 Neunkirchen De GmbH
Priority to DE19853541871 priority Critical patent/DE3541871A1/de
Publication of DE3541871A1 publication Critical patent/DE3541871A1/de
Application granted granted Critical
Publication of DE3541871C2 publication Critical patent/DE3541871C2/de
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Burglar Alarm Systems (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
DE19853541871 1985-11-27 1985-11-27 Satz hydraulischer grubenstempel Granted DE3541871A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853541871 DE3541871A1 (de) 1985-11-27 1985-11-27 Satz hydraulischer grubenstempel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853541871 DE3541871A1 (de) 1985-11-27 1985-11-27 Satz hydraulischer grubenstempel

Publications (2)

Publication Number Publication Date
DE3541871A1 DE3541871A1 (de) 1987-06-04
DE3541871C2 true DE3541871C2 (enrdf_load_stackoverflow) 1993-01-21

Family

ID=6286952

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853541871 Granted DE3541871A1 (de) 1985-11-27 1985-11-27 Satz hydraulischer grubenstempel

Country Status (1)

Country Link
DE (1) DE3541871A1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8808519U1 (de) * 1988-07-04 1989-11-02 Heiliger, Martha-Catharina, 5166 Kreuzau Hydraulischer Stahlgrubenstempel
UA76320C2 (en) * 2004-09-13 2006-07-17 Do State Scient Res Designing Hydro-stand of section of mechanized timbering

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1191776B (de) * 1962-04-09 1965-04-29 Kloeckner Werke Ag Hydraulischer Grubenstempel
DE1983020U (de) * 1964-11-14 1968-04-11 Hermann Schwarz K G Druckmittelbetriebener grubenstempel.
DE3328552A1 (de) * 1983-08-08 1985-02-28 Ecker Maschinenbau GmbH, 6680 Neunkirchen Verlaengerungssatz fuer einen hydraulischen grubenstempel

Also Published As

Publication number Publication date
DE3541871A1 (de) 1987-06-04

Similar Documents

Publication Publication Date Title
DE3323332C2 (enrdf_load_stackoverflow)
EP1072554B1 (de) Kran mit einem Teleskopausleger
DE19744328C1 (de) Seitenstrebe für den Unterlenker eines Traktors
DE69102384T2 (de) Teleskopzylinder.
DE1292604B (de) Hydraulischer Grubenstempel
DE3541871C2 (enrdf_load_stackoverflow)
DE2437199A1 (de) Verfahren und vorrichtung zum verbinden der enden von bewehrungsstaeben
DE3935787A1 (de) Presse, insbesondere spindelpresse, und verfahren zum betreiben einer presse
DE2854188A1 (de) Hydraulische verstellvorrichtung, insbesondere an der dreipunktaufhaengevorrichtung von schleppern
DE1230390B (de) Hydraulischer Grubenstempel
DE3328552C2 (enrdf_load_stackoverflow)
DE3933076C1 (en) Vertical press for forge - has double-action piston which can be withdrawn when end plate is removed
DE4441778C2 (de) Ausbaustempel mit einem Druckflüssigkeitsfilm zwischen der Außenwand des Kolbens und der Innenwand des Außenstempels
DE8714724U1 (de) Vorrichtung zum Auswechseln von Rohren
DE2220452A1 (de) Vorschubeinrichtung zum ruecken von strebfoerderern mit daran laengsgefuehrten gewinnungsmaschinen
DE2702170C3 (de) Pneumatischer Bohrhammer
DE3135991C2 (enrdf_load_stackoverflow)
DE2126314B2 (de) Hydraulischer doppelstuetzstempel fuer den bergbau
DE2622886B2 (de) Führungseinrichtung für ein Schildausbaugestell
DE3933079C1 (en) Forge press cylinder maintenance - with piston rod end pushed into cylinder to give access to piston rod seals
DE587344C (de) Vorrichtung zur Herstellung von Betonpfaehlen im Erdboden
DE2311359C3 (de) Stabilisator für Bohrstränge
DE970492C (de) Druckminderungsventil fuer einen hydraulisch betaetigten Grubenstempel
DE867798C (de) Metallbearbeitungspresse
DE3328551C2 (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: ECKER MASCHINENBAU GMBH & CO KG, 6680 NEUNKIRCHEN,

8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: SAARBERG HYDRAULIK GMBH, 66540 NEUNKIRCHEN, DE

8331 Complete revocation