SELF-CLOSING THERMAL AND ELECTRICAL FIRE PROTECTION SHEATH
A self-closing thermal and electrical fire protection sheath (1) having a substantially tubular shape when not subjected to biasing forces, such that the longitudinal edges (2, 3) overlap to define an opening for the insertion of cables (4), tubes or the like into the sheath (1), wherein the sheath...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A self-closing thermal and electrical fire protection sheath (1) having a substantially tubular shape when not subjected to biasing forces, such that the longitudinal edges (2, 3) overlap to define an opening for the insertion of cables (4), tubes or the like into the sheath (1), wherein the sheath (1) has a layered structure, with a first layer (5) made up of a fabric braided from fibreglass filaments (7) and plastic monofilaments (8) and a second, outer layer (6), wherein the second layer (6) is made of silicone, the thickness of said second layer (6) being at least 200 microns. The invention also relates to methods for manufacturing said sheath. |
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