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
E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
E06B9/26—Lamellar or like blinds, e.g. venetian blinds
E06B9/28—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
E06B9/30—Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
E06B9/32—Operating, guiding, or securing devices therefor
E06B9/325—Immobilising devices preventing raising
Landscapes
Engineering & Computer Science
(AREA)
Structural Engineering
(AREA)
Architecture
(AREA)
Civil Engineering
(AREA)
Operating, Guiding And Securing Of Roll- Type Closing Members
(AREA)