Abstract: This invention relates to a door such as a balcony or patio door, featuring a threshold which, to accommodate handicapped traffic, is partly retractable, automatically dropping from its normal base position into its transit position, while by the actuation of a control mechanism it is restorable from the transit position to its normal base position, in a manner whereby in its transit position it permits unimpeded passage for handicapped persons from the inside to the outside and vice versa.

Abstract: The invention relates to a window, door, facade element or conservatory whose insulating glass pane (3) is bonded to the casement frame (1) on the base (1a) of which an all-round sealing lip is provided, projecting to the front side of the insulating glass pane and which may have a predetermined fold with which the holding space (1b) for the adhesive (1c) is limited.