BE502211A - - Google Patents

Info

Publication number
BE502211A
BE502211A BE502211DA BE502211A BE 502211 A BE502211 A BE 502211A BE 502211D A BE502211D A BE 502211DA BE 502211 A BE502211 A BE 502211A
Authority
BE
Belgium
Prior art keywords
emi
tongue
piece
locking
hat
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE502211A publication Critical patent/BE502211A/fr

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
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/086—Cap joints for obtaining a coal-face free of pit-props or articulated type

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)
  • Vehicle Step Arrangements And Article Storage (AREA)
  • Photographic Developing Apparatuses (AREA)
BE502211D 1950-01-18 BE502211A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV374A DE833937C (de) 1950-01-18 1950-01-18 Kappenverbindung fuer den Strebausbau

Publications (1)

Publication Number Publication Date
BE502211A true BE502211A (enrdf_load_stackoverflow)

Family

ID=7569069

Family Applications (1)

Application Number Title Priority Date Filing Date
BE502211D BE502211A (enrdf_load_stackoverflow) 1950-01-18

Country Status (4)

Country Link
BE (1) BE502211A (enrdf_load_stackoverflow)
DE (1) DE833937C (enrdf_load_stackoverflow)
FR (1) FR1035841A (enrdf_load_stackoverflow)
NL (1) NL74504C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2991099A (en) * 1948-07-08 1961-07-04 Eisenwerk Wanheim G M B H Fa Connecting structure for beams of a roof support or the like

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE977597C (de) * 1950-11-01 1967-06-22 Ludwig Vanwersch Ausbaukappe
DE1097388B (de) * 1952-05-29 1961-01-19 Aloys Vanwersch Kappenverbindung fuer den Strebausbau
DE1188024B (de) * 1952-10-06 1965-03-04 Aloys Vanwersch Kappenverbindung fuer den Strebausbau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2991099A (en) * 1948-07-08 1961-07-04 Eisenwerk Wanheim G M B H Fa Connecting structure for beams of a roof support or the like

Also Published As

Publication number Publication date
FR1035841A (fr) 1953-08-31
NL74504C (enrdf_load_stackoverflow)
DE833937C (de) 1952-03-13

Similar Documents

Publication Publication Date Title
US1485879A (en) Detachable tooth for excavating shovels
BE502211A (enrdf_load_stackoverflow)
US4061349A (en) Auxiliary wheel assembly
EP3002407A1 (fr) Echelle haubanable avec au moins un taquet coinceur
US1679642A (en) Canopy for trucks
US2898066A (en) Rural mail box
US1385311A (en) dupont
US1614818A (en) Folding stand
FR2521504A1 (fr) Dispositif de protection destine a etre fixe a l'arriere d'un chassis de tracteur
FR3094422A1 (fr) Module de fixation pour enceinte
FR2499450A1 (fr) Chevalet de sciage
US1983518A (en) Snow guard
US2797022A (en) Latch type closure for containers
US2838017A (en) Planter attachment
FR3077499B1 (fr) Equipement de sport pour separer deux aires de jeu
CH250865A (fr) Meuble pliant à contre-fiches.
CH147194A (fr) Dispositif de blocage du tablier d'une bascule.
CH129832A (fr) Dossier transportable pour banc.
US1148599A (en) Truck.
CH616834A5 (en) Piece of furniture of adaptable shape in at least two parts, which can be used particularly for furnishing caravans
FR3099049B1 (fr) Dispositif de levage et de transport d’une personne
FR2623546A2 (fr) Appareil pour elever et poser les plaques au plafond
FR3123786B1 (fr) Bagage comprenant deux tronçons pliables entre une configuration déployée d’utilisation et une configuration rabattue de rangement
FR2537639A1 (fr) Supports de planches d'echafaudage et echafaudage ainsi realise avec ces supports
CH105897A (fr) Support démontable.