DE1230390B - Hydraulischer Grubenstempel - Google Patents

Hydraulischer Grubenstempel

Info

Publication number
DE1230390B
DE1230390B DEG34969A DEG0034969A DE1230390B DE 1230390 B DE1230390 B DE 1230390B DE G34969 A DEG34969 A DE G34969A DE G0034969 A DEG0034969 A DE G0034969A DE 1230390 B DE1230390 B DE 1230390B
Authority
DE
Germany
Prior art keywords
pressure
piston
vessel
unit
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.)
Pending
Application number
DEG34969A
Other languages
German (de)
English (en)
Inventor
Dipl-Ing Karl Maria Groetschel
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.)
KARL MARIA GROETSCHEL DIPL ING
Original Assignee
KARL MARIA GROETSCHEL DIPL ING
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
Priority to BE632029D priority Critical patent/BE632029A/xx
Application filed by KARL MARIA GROETSCHEL DIPL ING filed Critical KARL MARIA GROETSCHEL DIPL ING
Priority to DEG34969A priority patent/DE1230390B/de
Priority to GB2004464A priority patent/GB1037915A/en
Priority to GB2004364A priority patent/GB1037914A/en
Priority to GB2004664A priority patent/GB1037916A/en
Priority to GB372963A priority patent/GB1037911A/en
Priority to FR933916A priority patent/FR1354734A/fr
Priority to US279168A priority patent/US3145964A/en
Publication of DE1230390B publication Critical patent/DE1230390B/de
Pending 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)
  • Press Drives And Press Lines (AREA)
  • Actuator (AREA)
DEG34969A 1962-01-29 1962-05-12 Hydraulischer Grubenstempel Pending DE1230390B (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE632029D BE632029A (id) 1962-05-12
DEG34969A DE1230390B (de) 1962-05-12 1962-05-12 Hydraulischer Grubenstempel
GB2004464A GB1037915A (en) 1962-05-12 1963-01-29 Improvements relating to roof supports for mine workings
GB2004364A GB1037914A (en) 1962-05-12 1963-01-29 Improvements relating to roof supports for mine workings
GB2004664A GB1037916A (en) 1962-05-12 1963-01-29 Improvements relating to roof supports for mine workings
GB372963A GB1037911A (en) 1962-01-29 1963-01-29 Improvements relating to roof supports for mine workings
FR933916A FR1354734A (fr) 1962-05-12 1963-05-07 Dispositif pour l'augmentation supplémentaire de la charge de mise en place d'étançons hydrauliques de mines
US279168A US3145964A (en) 1962-05-12 1963-05-09 Hydraulic mine prop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG34969A DE1230390B (de) 1962-05-12 1962-05-12 Hydraulischer Grubenstempel

Publications (1)

Publication Number Publication Date
DE1230390B true DE1230390B (de) 1966-12-15

Family

ID=7125057

Family Applications (1)

Application Number Title Priority Date Filing Date
DEG34969A Pending DE1230390B (de) 1962-01-29 1962-05-12 Hydraulischer Grubenstempel

Country Status (3)

Country Link
US (1) US3145964A (id)
BE (1) BE632029A (id)
DE (1) DE1230390B (id)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1290109B (de) * 1967-10-21 1969-03-06 Gewerk Eisenhuette Westfalia Stempel fuer den Ausbau bzw. zur Abspannung im Streb/Streckenuebergang

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3236489A (en) * 1964-04-03 1966-02-22 Globe Pneumatic Engineering Co Power operated screw jacks
DE1226972B (de) * 1964-10-20 1966-10-20 Gewerk Eisenhuette Westfalia Hydraulischer Doppel-Teleskopstempel
DE1960807C3 (de) * 1969-12-04 1979-02-01 Hippel Geb. Weiss, Sophie Von, 7771 Oberstenweiler Schildausbaugestell
US4082657A (en) * 1976-01-19 1978-04-04 Gage Ernest L Separator apparatus
AT360466B (de) * 1979-03-14 1981-01-12 Voest Alpine Ag Ventilanordnung fuer die steuerung des hubes eines teleskopisch ausfahrbaren stempels
JPS60219395A (ja) * 1984-04-16 1985-11-02 株式会社　イセキ開発工機 管推進装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1070316A (fr) * 1952-02-05 1954-07-22 Coal Industry Patents Ltd Support de toit pour mines
AT195875B (de) * 1955-11-16 1958-02-25 Bochumer Eisen Heintzmann Strebausbau für den untertägigen Abbaubetrieb
AT202953B (de) * 1957-01-25 1959-04-25 Beien Maschfab Hydraulisch-pneumatische Stützvorrichtung, insbesondere Grubenstempel
DE974823C (de) * 1955-05-28 1961-05-18 Gewerk Eisenhuette Westfalia Wandernder Grubenausbau

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US762627A (en) * 1904-01-21 1904-06-14 Ferdinand Fink Fluid-pressure motor.
US2473687A (en) * 1945-10-09 1949-06-21 Westinghouse Air Brake Co Fluid pressure relay valve mechanism
DE918561C (de) * 1951-08-08 1954-09-30 Arthur Hamel Hydraulischer Grubenstempel
DE960463C (de) * 1952-10-08 1957-03-21 Albert Ag Chem Werke Verfahren zur Herstellung von 2, 4, 6-Trimethylolphenolen
US2754804A (en) * 1954-01-15 1956-07-17 Goodman Mfg Co Automatic feed pressure control for telescopic stoper leg
NL250626A (id) * 1959-04-24
DE1125863B (de) * 1961-06-19 1962-03-22 Gewerk Eisenhuette Westfalia Hydraulischer Stempel, insbesondere fuer Abspannungszwecke

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1070316A (fr) * 1952-02-05 1954-07-22 Coal Industry Patents Ltd Support de toit pour mines
DE974823C (de) * 1955-05-28 1961-05-18 Gewerk Eisenhuette Westfalia Wandernder Grubenausbau
AT195875B (de) * 1955-11-16 1958-02-25 Bochumer Eisen Heintzmann Strebausbau für den untertägigen Abbaubetrieb
AT202953B (de) * 1957-01-25 1959-04-25 Beien Maschfab Hydraulisch-pneumatische Stützvorrichtung, insbesondere Grubenstempel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1290109B (de) * 1967-10-21 1969-03-06 Gewerk Eisenhuette Westfalia Stempel fuer den Ausbau bzw. zur Abspannung im Streb/Streckenuebergang

Also Published As

Publication number Publication date
BE632029A (id)
US3145964A (en) 1964-08-25

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