This invention relates to a stair assembly to be arranged in a stairwell opening of an upper floor, comprising: —a girder assembly; —a plurality of steps mounted to the girder assembly; and —a guard structure, wherein the girder assembly is pivotably mountable to the upper floor to pivot about a pivot axis between an operational position, in which the girder assembly extends obliquely downwards, and a hidden position, in which the girder assembly extends horizontally, wherein the moveable guard structure is moveable between an operational position, in which the guard structure extends upwards, and a hidden position, in which the guard structure has moved downwards, and wherein the stair assembly is configured such that when the girder assembly and the guard structure are in their respective hidden positions a person is able to walk over the stair assembly as part of the upper floor.


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    Title :

    A stair assembly, an object and a stair assembly operating method


    Contributors:

    Publication date :

    2021-01-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS , Ausbau von Bauwerken, z.B. Treppen, Fußböden / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT



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