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US 6,669,144 B2Granted
Access apparatus
AssigneeRav Bariach Security Products Ltd.
InventorEyal Artsiely
Life of this patent
Estimating the term…
Abstract
Access apparatus including an access device including at least one of a door and a window, the access device including at least one openable element; and opening apparatus adapted to open the at least one openable element in a presence of a pressure difference of a predefined magnitude between opposite sides of the access device.
Claims11
Access apparatus comprising:
- a cockpit door comprising at least one vane arranged to move from a closed position to an open position, wherein in said open position said at least one vane is adapted to pass fluid therethrough;
- and
- opening apparatus coupled to said at Least one vane and adapted to move said at least one vane to said open position in a presence of a pressure difference of a predefined magnitude even if said cockpit door is locked.
Dependencies are inferred from the claim text.