Method for making a fire-proof passage and passage obtained thereby
First Claim
1. Method for passing through a wall or ceiling with elements such as electric cables, ducts, pipes, etc., whereby said wall has at least one passage opening for said elements, which comprises making use of a cushion which is fire-resistant, at least a portion of one surface of said cushion is covered with a fire-proof compound, said opening is closed with said cushion, a flange from fire-resisting material is arranged against at least one cushion surface for each element or element group, in such a way as to surround the element or element group, and the hollow space remaining inside the flange is filled with a fire-proof material.
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Abstract
There is described a method for passing through a wall or ceiling with elements such as electric cables, ducts, pipes, etc., whereby said wall has at least one passage opening for said elements or such an opening is made in said wall, which comprises making use of a cushion which is fireresistant enough, at least one surface of said cushion is covered with a fire-proof compound, said opening is closed with said cushion, a flange from fire-resisting material is arranged against at least one cushion surface for each element or element group, in such a way as to surround the element or element group, and the hollow space remaining inside the flange is filled with a fire-proof material.
29 Citations
25 Claims
- 1. Method for passing through a wall or ceiling with elements such as electric cables, ducts, pipes, etc., whereby said wall has at least one passage opening for said elements, which comprises making use of a cushion which is fire-resistant, at least a portion of one surface of said cushion is covered with a fire-proof compound, said opening is closed with said cushion, a flange from fire-resisting material is arranged against at least one cushion surface for each element or element group, in such a way as to surround the element or element group, and the hollow space remaining inside the flange is filled with a fire-proof material.
- 18. Passage for the fire-proof passing of elements such as electric cables, ducts, pipes, etc., which comprises a cushion from fire-proof material which is coated with a fire-resisting compound, a number of openings provided in said cushion, and at least one flange of fire-proof material coated with fire-resisting compound, said flange being positioned against said cushion, and fire-proof material for filling the space between said flange and the elements.
Specification