DOORS, DOOR LEAVES, METHODS FOR THEIR MANUFACTURING AND MOUNTING

摘要

This invention relates to the domain of construction and is linked to production and installation methods for leaf-doors and door frame structures. The door panels are proposed to be made thinner and of a very high quality wood and in order to ensure proper stiffness to be reinforced from the inside by cross-piece rigidity planks of plain quality wood. The inner layer of the door frame elements shall be done the same way. The installation of doors is made easier as the door block is installed partially assembled and the space between walls and door frames is filled with foamed material.