| 摘要 |
A retaining arrangement is provided with at least one light-barrier fastening device for fastening the light-barrier element on the retaining arrangement, and with at least one first door-fastening device, for fastening the retaining arrangement on an element of a first type of door, and also with at least one second door-fastening device for fastening the retaining arrangement on an element of a second type of door, and/or with a floor-fastening/ground-fastening or wall-fastening device, for fastening the retaining arrangement on the floor/ground or a surrounding wall and/or on an element of an undetermined type of door.
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