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US 12,286,329 B2Granted
Elevator installation and operating and/or display panel for an elevator installation
AssigneeInventio AG
InventorsChristoph Liebetrau, Alessandro D'Apice
Life of this patent
Estimating the term…
Abstract
A landing door of an elevator system includes a door leaf that is equipped with an integrated operating and/or display panel. In the event of a fire, a printed circuit board of the operating and/or display panel is removed from the door leaf by activation of an ejection device comprising intumescent material and being positioned in the door leaf.
Claims16
An elevator system comprising:
- a door leaf;
- an operating and/or display panel mounted in the door leaf, the operating and/or display panel adapted to at least one of input a control command to the elevator system and display information about the elevator system;
- and
- an ejection device positioned in the door leaf, wherein the ejection device, when activated by heat from a fire, at least partially removes the operating and/or display panel from the door leaf.
1 more element
An operating and/or display panel for an elevator system, the panel comprising:
- a printed circuit board;
- a carrier frame carrying the printed circuit board;
- and
- an intumescent material that moves the printed circuit board relative to the carrier frame and/or moves the printed circuit board and the carrier frame relative to a component of the elevator system when the intumescent material is activated by heat from a fire.
1 more element
A fire-proof flat elevator component comprising:
- an operating and/or display panel mounted in the elevator component, the operating and/or display panel adapted to at least one of input a control command to an elevator system and display information about the elevator system;
- and
- an ejection device positioned in the elevator component, wherein the ejection device, when activated by heat from a fire, at least partially removes the operating and/or display panel from the elevator component.
Dependencies are inferred from the claim text.