Revolving door for placement in a facade of a building

Movable or removable closures – Plural wings radiate from common pivot; i.e. – revolving

Reexamination Certificate

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Details

C049S506000

Reexamination Certificate

active

07401438

ABSTRACT:
A revolving door for placement in a facade of a building to provide an entrance and exit to the building, comprising a rotation axis and door leaves mounted on the rotation axis, placed between cylinder segment-like shell elements, wherein the shell elements comprise at least one movable wall segment. The movable wall segment either blocks or gives way to an area between the entrance and the exit.

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patent: 3730031 (1989-03-01), None
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patent: 2001-32642 (2001-02-01), None

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