BE809758R - Dispositif d'obturation a ouverture et fermeture automatiques - Google Patents

Dispositif d'obturation a ouverture et fermeture automatiques

Info

Publication number
BE809758R
BE809758R BE139819A BE139819A BE809758R BE 809758 R BE809758 R BE 809758R BE 139819 A BE139819 A BE 139819A BE 139819 A BE139819 A BE 139819A BE 809758 R BE809758 R BE 809758R
Authority
BE
Belgium
Prior art keywords
shutter device
automatic opening
closing shutter
closing
automatic
Prior art date
Application number
BE139819A
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.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of BE809758R publication Critical patent/BE809758R/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/20—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/2018—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure
    • B65D47/2031—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure the element being formed by a slit, narrow opening or constrictable spout, the size of the outlet passage being able to be varied by increasing or decreasing the pressure
    • B65D47/2037—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure the element being formed by a slit, narrow opening or constrictable spout, the size of the outlet passage being able to be varied by increasing or decreasing the pressure the element being opened or closed by actuating a separate element which causes the deformation, e.g. screw cap closing container slit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
BE139819A 1973-09-17 1974-01-15 Dispositif d'obturation a ouverture et fermeture automatiques BE809758R (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1341873A CH583645A5 (it) 1973-09-17 1973-09-17

Publications (1)

Publication Number Publication Date
BE809758R true BE809758R (fr) 1974-07-15

Family

ID=4392252

Family Applications (1)

Application Number Title Priority Date Filing Date
BE139819A BE809758R (fr) 1973-09-17 1974-01-15 Dispositif d'obturation a ouverture et fermeture automatiques

Country Status (3)

Country Link
BE (1) BE809758R (it)
CH (1) CH583645A5 (it)
ZA (1) ZA739712B (it)

Also Published As

Publication number Publication date
CH583645A5 (it) 1977-01-14
ZA739712B (en) 1974-11-27

Similar Documents

Publication Publication Date Title
FR2444620B1 (fr) Sac a dispositif de fermeture
BE824714A (fr) Dispositif a clapet d'obturation pare-feu ou a ouverture de desenfumage
FR2297980A1 (fr) Charniere a fermeture automatique
BE834665A (fr) Fermeture a curseur avec des moyens d'ouverture d'urgence
DK383477A (da) Anordning til aabning og lukning af en port
JPS5296019A (en) Device for opening or closing camera shutter
DK152025C (da) Bomaggregat med automatisk aabne- og lukkemekanisme
BE809758R (fr) Dispositif d'obturation a ouverture et fermeture automatiques
BE809745A (fr) Dispositif d'obturation a ouverture et fermeture automatiques
PL209492A1 (pl) Urzadzenie do otwierania i zamykania drzwi
FR2333268A1 (fr) Dispositif pour la fermeture et l'ouverture de cassettes photographiques
CH502239A (fr) Dispositif d'obturation de l'orifice d'un récipient
BE822081A (fr) Dispositif de fermeture a piece de monnaie
BE859116A (fr) Dispositif d'ouverture et de fermeture de portes
DD139120A1 (de) Greifzange mit automatischem oeffnungs-und schliessmechanismus
CH452389A (fr) Dispositif d'ouverture et de fermeture d'un volet de fenêtre, notamment d'un volet à battant
JPS5346147A (en) Opening and closing device for automatic door
JPS5265956A (en) Opening and closing device for shutters
JPS52118928A (en) Device for opening closing floodgate
JPS5338141A (en) Opening and closing device for shutter
CH557466A (fr) Dispositif d'ouverture et de fermeture d'une porte coulissante.
BE848623A (fr) Dispositif pour la fermeture et l'ouverture de cassettes photographiques,
JPS5316450A (en) Automatic door closing device
FR1483959A (fr) Dispositif de fermeture et d'ouverture de fenêtre
JPS5290146A (en) Automatic door opening and closing device