E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
E06B5/12—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against air pressure, explosion, or gas
E06B5/14—Gasproof doors or similar closures; Adaptation of fixed constructions therefor
Landscapes
Engineering & Computer Science
(AREA)
Civil Engineering
(AREA)
Structural Engineering
(AREA)
Bay Windows, Entrances, And Structural Adjustments Related Thereto
(AREA)