FR1075793A - étançon hydraulique - Google Patents

étançon hydraulique

Info

Publication number
FR1075793A
FR1075793A FR1075793DA FR1075793A FR 1075793 A FR1075793 A FR 1075793A FR 1075793D A FR1075793D A FR 1075793DA FR 1075793 A FR1075793 A FR 1075793A
Authority
FR
France
Prior art keywords
hydraulic prop
prop
hydraulic
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
Other languages
English (en)
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.)
EISENWERK WANHEIM GmbH
Original Assignee
EISENWERK WANHEIM 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 EISENWERK WANHEIM GmbH filed Critical EISENWERK WANHEIM GmbH
Application granted granted Critical
Publication of FR1075793A publication Critical patent/FR1075793A/fr
Expired 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
    • E21D15/50—Component parts or details of props
    • E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
    • E21D15/512—Arrangement of valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
    • B65H63/06—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package responsive to presence of irregularities in running material, e.g. for severing the material at irregularities ; Control of the correct working of the yarn cleaner
    • B65H63/061—Mechanical slub catcher and detector
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Textile Engineering (AREA)
  • Quality & Reliability (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Pens And Brushes (AREA)
  • Check Valves (AREA)
FR1075793D 1952-04-26 1953-04-08 étançon hydraulique Expired FR1075793A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEE5389A DE922525C (de) 1952-04-26 1952-04-26 Hydraulischer Grubenstempel

Publications (1)

Publication Number Publication Date
FR1075793A true FR1075793A (fr) 1954-10-20

Family

ID=6688673

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1075743D Expired FR1075743A (fr) 1952-04-26 1953-03-20 Perfectionnements aux dispositifs pour la préparation des fibres textiles
FR1075793D Expired FR1075793A (fr) 1952-04-26 1953-04-08 étançon hydraulique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1075743D Expired FR1075743A (fr) 1952-04-26 1953-03-20 Perfectionnements aux dispositifs pour la préparation des fibres textiles

Country Status (4)

Country Link
BE (1) BE519073A (fr)
DE (1) DE922525C (fr)
FR (2) FR1075743A (fr)
GB (1) GB780475A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB746862A (en) * 1953-09-04 1956-03-21 Dowty Hydraulic Units Ltd Improvements in hydraulic pit props
BE558743A (fr) * 1956-07-05
DE1078516B (de) * 1956-07-17 1960-03-31 Bwg Bergwerk Walzwerk Nachgiebiger hydraulischer Grubenstempel
DE1216057B (de) * 1959-03-05 1966-05-05 Bosch Gmbh Robert UEberdruckventil
DE1094067B (de) * 1958-06-25 1960-12-01 Bwg Bergwerk Walzwerk UEberdruckventil, insbesondere fuer hydraulische Grubenstempel
DE1191777B (de) * 1962-03-21 1965-04-29 Salzgitter Maschinen Ag Hydraulischer Ausbaurahmen fuer Strebabbaue unter Tage

Also Published As

Publication number Publication date
GB780475A (en) 1957-08-07
FR1075743A (fr) 1954-10-19
BE519073A (fr) 1953-04-30
DE922525C (de) 1955-01-17

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