Blowable flexible inner conduit and conduit system

• Main Authors: STEVEN L. BEDINGFIELD, BROADWAY ANDY
• Format: Patent
• Language: Chinese; English
• Published: 07.07.2023
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; LOOMS; METHODS OF WEAVING; TEXTILES; WEAVING; WOVEN FABRICS

The utility model relates to a flexible inner conduit capable of being blown. The flexible inner conduit comprises an outer inner conduit structure and an inner inner conduit structure. The outer inner conduit structure includes at least one outer longitudinal cavity formed from at least one fabric. The inner catheter structure includes at least one inner longitudinal cavity, where each inner longitudinal cavity is located within an outer inner catheter fabric cavity, and the at least one inner longitudinal cavity includes an inflatable tube. The inflatable tube has a wall thickness of less than about 0.5 mm. The inner longitudinal cavities individually have an air permeability of less than about 1 cfm, the outer longitudinal fabric cavities individually have an air permeability of greater than about 100 cfm, and the outer and inner longitudinal fabric cavities together have an air permeability of less than about 1 cfm. 本实用新型涉及可吹制柔性内导管包含外部内导管结构和内部内导管结构。所述外部内导管结构包含由至少一个织物形成的至少一个外部纵向空腔。所述内部内导管结构包含至少一个内部纵向空腔，其中每