FR1477400A - Set of caps for hydraulic walking support frame with telescopic cantilever extension - Google Patents

Set of caps for hydraulic walking support frame with telescopic cantilever extension

Info

Publication number
FR1477400A
FR1477400A FR59288A FR59288A FR1477400A FR 1477400 A FR1477400 A FR 1477400A FR 59288 A FR59288 A FR 59288A FR 59288 A FR59288 A FR 59288A FR 1477400 A FR1477400 A FR 1477400A
Authority
FR
France
Prior art keywords
caps
support frame
walking support
telescopic cantilever
cantilever extension
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
FR59288A
Other languages
French (fr)
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
Priority to FR59288A priority Critical patent/FR1477400A/en
Application granted granted Critical
Publication of FR1477400A publication Critical patent/FR1477400A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/0206—Hydraulically operated extension devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR59288A 1966-04-27 1966-04-27 Set of caps for hydraulic walking support frame with telescopic cantilever extension Expired FR1477400A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR59288A FR1477400A (en) 1966-04-27 1966-04-27 Set of caps for hydraulic walking support frame with telescopic cantilever extension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR59288A FR1477400A (en) 1966-04-27 1966-04-27 Set of caps for hydraulic walking support frame with telescopic cantilever extension

Publications (1)

Publication Number Publication Date
FR1477400A true FR1477400A (en) 1967-04-14

Family

ID=8607231

Family Applications (1)

Application Number Title Priority Date Filing Date
FR59288A Expired FR1477400A (en) 1966-04-27 1966-04-27 Set of caps for hydraulic walking support frame with telescopic cantilever extension

Country Status (1)

Country Link
FR (1) FR1477400A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3494135A (en) * 1968-08-02 1970-02-10 Hans Joachim Von Hippel Under load advanceable mine roof support

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3494135A (en) * 1968-08-02 1970-02-10 Hans Joachim Von Hippel Under load advanceable mine roof support

Similar Documents

Publication Publication Date Title
CH474635A (en) Telescopic excavator
CH403253A (en) Beam for construction frame
FR1464327A (en) Hydraulic stepping-cycle support frame that can be controlled
FR1332686A (en) Connection for tubular structural elements
FR1477400A (en) Set of caps for hydraulic walking support frame with telescopic cantilever extension
FR1482298A (en) Hydraulic support frame for walking support
FR1372092A (en) Telescopic Vehicle Suspension Kit
FR1545852A (en) Improvements to articulated supports for awnings, tents and other devices
FR1242686A (en) Support frame for galleries
FR1370800A (en) Telescopic umbrella frame
FR1278385A (en) Construction unit assembly for photoelectric devices
FR1519828A (en) Chimney superstructure
FR1482230A (en) Improvements to support struts for mines
FR1299138A (en) Improvements to the means to support loads
FR1344378A (en) Telescopic prop cylinder
BE770179A (en) TELESCOPIC UMBRELLA
FR1467698A (en) Scaffolding support
FR1529079A (en) Hydraulic extension cap for walking support
FR1440889A (en) Hitch for walking support
FR1444415A (en) Walking support for sizes with dip
FR1221469A (en) Articulated support frame for underground excavations
FR1494980A (en) Further development of telescopic umbrella frames
FR1527256A (en) Walking support frame for mining operations
FR1500273A (en) Eclipsable road semi-trailer support stand
FR1328272A (en) Hinge structure