Shutters/ Movable Grilles TRIZ Cases
- Battery Powered Roller Blind Winding Shaft Design
A battery powered roller blind winding shaft integrates the motor and control board inside the reel means for simplified maintenance.
- Roller Shutter Box Composite Profile Thermal Insulation
A roller shutter box uses composite profiles with insulating strips to create a continuous thermal barrier.
- Apron Folding Limit Mechanism for Roller Shutters
A retractable stop locks within a support structure to secure the apron position.
- Screw-on Profile Section for Roller Shutter End Bar Sealing
U-shaped screw-on profile with outward locking legs covers roller shutter end bars.
- Dual-Function Roller Shutter Profile for Wall Mounting and Cover
A roller shutter box profile integrates wall attachment hooks with a smooth cover panel surface.
- Blind Apparatus Under-Structure for Adjustable Screen Length
Rotatable first bar and wrench plug adjust screen length to match window dimensions, preventing wrinkles from full unrolling.
- Pressed Concrete Shutter Box with Embedded Profile
An embedded U-shaped groove in a pressed concrete shutter box connects to a dynamic profile, preventing junction cracks from differential expansion.
- Roller-Shutter Door Wear Shields and Removable Radius Guides
Sacrificial wear shields protect coated slats from seal friction while removable radius guides enable field servicing of roller-shutter door components.