FR1520799A - Perfectionnements aux dispositifs de soutènement par coussins gonflables - Google Patents

Perfectionnements aux dispositifs de soutènement par coussins gonflables

Info

Publication number
FR1520799A
FR1520799A FR97485A FR97485A FR1520799A FR 1520799 A FR1520799 A FR 1520799A FR 97485 A FR97485 A FR 97485A FR 97485 A FR97485 A FR 97485A FR 1520799 A FR1520799 A FR 1520799A
Authority
FR
France
Prior art keywords
support systems
airbag support
airbag
systems
support
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
FR97485A
Other languages
English (en)
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.)
Compagnie Generale des Etablissements Michelin SCA
Original Assignee
Compagnie Generale des Etablissements Michelin SCA
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 Compagnie Generale des Etablissements Michelin SCA filed Critical Compagnie Generale des Etablissements Michelin SCA
Priority to FR97485A priority Critical patent/FR1520799A/fr
Priority to BE710949D priority patent/BE710949A/xx
Priority to GB971868A priority patent/GB1213024A/en
Priority to LU55591D priority patent/LU55591A1/xx
Priority to JP43012980A priority patent/JPS4825975B1/ja
Priority to DE19681608285 priority patent/DE1608285B1/de
Priority to ES351162A priority patent/ES351162A1/es
Application granted granted Critical
Publication of FR1520799A publication Critical patent/FR1520799A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
    • E21D11/157—Laggings making use of fluid cushions, e.g. the fluid containing a hardenable material
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
    • 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)
  • General Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Tents Or Canopies (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Lining And Supports For Tunnels (AREA)
FR97485A 1967-03-03 1967-03-03 Perfectionnements aux dispositifs de soutènement par coussins gonflables Expired FR1520799A (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR97485A FR1520799A (fr) 1967-03-03 1967-03-03 Perfectionnements aux dispositifs de soutènement par coussins gonflables
BE710949D BE710949A (xx) 1967-03-03 1968-02-19
GB971868A GB1213024A (en) 1967-03-03 1968-02-28 Improvements in and relating to load supporting equipment such as for use in mines
LU55591D LU55591A1 (xx) 1967-03-03 1968-03-01
JP43012980A JPS4825975B1 (xx) 1967-03-03 1968-03-01
DE19681608285 DE1608285B1 (de) 1967-03-03 1968-03-01 Aufblasbares Stuetzkissen fuer den Bergbau
ES351162A ES351162A1 (es) 1967-03-03 1968-03-02 Perfeccionamientos en la construccion de colchones de mate-ria alveolar flexible y elastica.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR97485A FR1520799A (fr) 1967-03-03 1967-03-03 Perfectionnements aux dispositifs de soutènement par coussins gonflables

Publications (1)

Publication Number Publication Date
FR1520799A true FR1520799A (fr) 1968-04-12

Family

ID=8626372

Family Applications (1)

Application Number Title Priority Date Filing Date
FR97485A Expired FR1520799A (fr) 1967-03-03 1967-03-03 Perfectionnements aux dispositifs de soutènement par coussins gonflables

Country Status (7)

Country Link
JP (1) JPS4825975B1 (xx)
BE (1) BE710949A (xx)
DE (1) DE1608285B1 (xx)
ES (1) ES351162A1 (xx)
FR (1) FR1520799A (xx)
GB (1) GB1213024A (xx)
LU (1) LU55591A1 (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937025A (en) * 1973-05-02 1976-02-10 Alvarez Calderon Alberto Inflatable envelope systems for use in excavations
DE2923016C2 (de) * 1979-06-07 1986-10-09 Ruhrkohle Ag, 4300 Essen Aus miteinander verbindbaren, mit abbindefähigem Material füllbaren, flexiblen Hüllen bestehender Ausbau zum Ausfüllen von, insbesondere bergmännischen, Hohlräumen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1459136A (fr) * 1965-09-27 1966-04-29 Michelin & Cie Perfectionnements aux coussins de soutènement

Also Published As

Publication number Publication date
JPS4825975B1 (xx) 1973-08-03
DE1608285B1 (de) 1970-06-04
LU55591A1 (xx) 1968-12-05
GB1213024A (en) 1970-11-18
ES351162A1 (es) 1969-06-01
BE710949A (xx) 1968-08-19

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