CH57928A - Device for closing and opening a two-leaf roller door - Google Patents

Device for closing and opening a two-leaf roller door

Info

Publication number
CH57928A
CH57928A CH57928A CH57928DA CH57928A CH 57928 A CH57928 A CH 57928A CH 57928 A CH57928 A CH 57928A CH 57928D A CH57928D A CH 57928DA CH 57928 A CH57928 A CH 57928A
Authority
CH
Switzerland
Prior art keywords
closing
opening
leaf roller
roller door
door
Prior art date
Application number
CH57928A
Other languages
French (fr)
Inventor
Henri Dufour
Rodolphe Ledermann
Original Assignee
Henri Dufour
Rodolphe Ledermann
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 Henri Dufour, Rodolphe Ledermann filed Critical Henri Dufour
Publication of CH57928A publication Critical patent/CH57928A/en

Links

CH57928A 1912-05-17 1912-05-17 Device for closing and opening a two-leaf roller door CH57928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH57928T 1912-05-17

Publications (1)

Publication Number Publication Date
CH57928A true CH57928A (en) 1913-06-16

Family

ID=4299384

Family Applications (1)

Application Number Title Priority Date Filing Date
CH57928A CH57928A (en) 1912-05-17 1912-05-17 Device for closing and opening a two-leaf roller door

Country Status (1)

Country Link
CH (1) CH57928A (en)

Similar Documents

Publication Publication Date Title
CH57928A (en) Device for closing and opening a two-leaf roller door
FR442450A (en) Device for opening and closing doors
FR18055E (en) Device for opening and closing doors
FR446970A (en) Closing and opening device for windows
FR15848E (en) Closing shutters for windows and patio doors that can be operated from inside the premises
FR450848A (en) Device for closing and opening a metal box with a welded cover
FR381310A (en) Device for automatic opening and closing of a door mounted on a tipping box
FR478121A (en) Devices for opening and closing a valve at specified intervals
FR355012A (en) Mechanism ensuring uniform opening and closing of the leaves of double-leaf doors
FR473502A (en) Improved device for opening and closing the doors of roasters and the like
FR439378A (en) Closing device for hatches or doors, windows and hinged covers
FR323450A (en) Device for opening and closing skylights
FR406570A (en) Door device without hinge can be opened in any direction
FR391769A (en) Door lock that can be opened and closed from both sides
FR464181A (en) Device allowing the gradual opening and closing of counters or doors mounted on hinges
FR453327A (en) Closing device for windows and double-glazed doors
FR424811A (en) Automatic door opening and closing device
CH66081A (en) Closing device for doors and windows
FR460773A (en) Device for automatic opening and closing of door leaves by means of a mobile floor or platform
CH65495A (en) Closing device for double windows and double cross-doors
FR411125A (en) Device for opening and closing the lower shutter doors of vertical chambers or retorts
FR440683A (en) Device for remotely opening and closing doors, windows and other fences
FR449397A (en) Closing device for window shutters
FR437664A (en) Warning device for attempts to open a door
CH57927A (en) Device for maintaining a shutter in different open positions and in closed position