OPERATION FOR AN OPENING CLOSURE WITH ELECTRONIC CONTROL DEVICE
DE4008443A1
Self-locking worm gear in a high-speed door operator
EP0274656A2
Catch device
DE3633834A1
Closing-edge safeguard for power-operated windows, doors and gates
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Arresting device for a roller blind or the like which can be wound up on an essentially horizontally arranged shaft
DE3402107A1
Drive for doors, especially sliding folding doors
ATA444682A
Catch device for a roller blind, a rolling shutter door or the like
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Drive for a roller shutter door
DE3113043A1
Safety catch on a roller blind shaft
DE2915547A1
Roller blind unrolling block tip levers - swivel into path of bolt turning at high speed, with their stop lever arm pressing against arched running surface
DE2909275A1
Heavy roller shutter or door arresting mechanism - has two offset depressions accommodated inside top of cage housing
