Fittings for installations access in false ceilings or laminated plaster ceilings (Machine-translation by Google Translate, not legally binding)

Access hatch for installations applicable to false ceilings or laminated gypsum ceilings, of the type that, intended to be used as a record opening to access the elements of the different facilities, such as electricity, air conduction, etc., which are normally hidden between the floors and the false ceilings, is essentially constituted by a frame (2), preferably quadrangular, and a cover (8) practicable, characterized by the fact that it is made of water-resistant material resistant to moisture and does not corrosión-resistant, in which said frame (2) is formed by mutual coupling of respective slats, suitably fixed with water-repellent adhesives or adhesives and special assembly clamps (5), said frame (2) being double, that is composed of two frames, one interior (3) and one exterior (4); wherein the inner frame (3) is screwed into the upper part of the sheet (6) of laminated plaster, forming the false ceiling in which the trapdoor (1) is installed; and in that under said interior frame (3) the outer frame (4) is coupled, of similar dimensions but slightly smaller, which is flush with the plasterboard (6) at its bottom and view, presenting said external frame ( 4) a recess (7) specially designed to absorb tape and paste or special anti-cracking paste, which makes the connection with the plasterboard (6) in which it is installed is perfect. (Machine-translation by Google Translate, not legally binding) 1. Trampilla de acceso para instalaciones aplicable en falsos techos o techos de yeso laminado, del tipo que, destinado a ser utilizada como apertura de registro para acceder a los elementos de las distintas instalaciones, tales como de electricidad, conducción de aire, etc., que normalmente quedan ocultas entre los forjados y los falsos techos, está esencialmente constituida por un marco (2), preferentemente cuadrangular, y una tapa (8) practicable, caracterizada por el hecho de estar confeccionada con material hidrófugo resistente a la humedad y no alterable a la corrosión, en que dicho marco (2) está configurado mediante el acoplamiento mutuo de respectivos listones, adecuadamente fijados con colas o adhesivos hidrófugos y grapas especiales de ensamblaje (5), siendo dicho marco (2) doble, es decir compuesto por dos marcos, uno interior (3) y otro exterior (4); en que el marco interior (3) se atornilla en la parte superior de la placa (6) de yeso laminado, conformante del falso techo en que se instala la trampilla (1); y en que bajo dicho marco interior (3