Method for providing a braking system for heavy vertically moving motor driven industrial doors by compression of elastic tires on tooth-mounted wheels at the movement limit, with improved safety and over-travel prevention
DE19717966A1
Linear lift for handling building goods, e.g. caisson sections
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Window pane element in at least three layers in sandwich formation
DE19700691A1
Folding door with at least two linked door elements
DE4115673A1
Dividing unit for jointed element door - has box-shaped section which is inserted between ribs on flanges between door element walls
DE3909617A1
Run-on securing means for doors
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Drive with blocking device
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AUTOMATIC GATE
DE3320295A1
Drive for folding shutters
DE3320297A1
Device for fastening a window frame
DE3320296A1
Door frame or window frame with a roller shutter
DE3213176A1
Insulating-glass window
DE3118689A1
Process and device for machining the welding bead on door frames or window frames made from plastic profiles
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Roller door lowering motor safety mechanism - has switches on chain links below bottom slat stopping motor if deflected
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Composite door for large rooms or halls - comprising transparent or translucent plastics panels in frames forming superposed, mutually engaging, sections
DE2703512A1
Rolling door for hangar-type building - has slats hung on side conveyor chains and moved into storage space when opened
DE2553214A1
Accidental drop safety device for roller shutter - has oscillating end slat connected element checked at excessive falling speed
DE2522676A1
Intruder resistant automatic roller shutter locking mechanism - with media in guideways and in last slat operating together, and interconnected