COMMUNICATION CABLE PROTECTION TUBE HAVING FIREPROOF COATING STRUCTURE, AND EQUIPMENT STRUCTURE OF THE TUBE

PROBLEM TO BE SOLVED: To provide a communication cable protection tube reduced in weight, easy in handling, easily installable at a construction site, improved in fireproof performance, and easy in maintenance, and to provide an equipment structure of the tube. SOLUTION: The communication cable prot...

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Bibliographic Details
Main Author SHIMONO SEIICHI
Format Patent
LanguageEnglish
Published 23.06.2005
Edition7
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES
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Summary:PROBLEM TO BE SOLVED: To provide a communication cable protection tube reduced in weight, easy in handling, easily installable at a construction site, improved in fireproof performance, and easy in maintenance, and to provide an equipment structure of the tube. SOLUTION: The communication cable protection tube is characterized by comprising a jacket, composed of an inner cylinder that is coated on a communication cable and has a faucet at its one end and a spigot at the other end, and an outer cylinder that coats the external periphery of the inner cylinder except for the faucet at prescribed intervals by an interval holding member. The tube is also characterized in that the lids are attached to both ends of the outer cylinder; the inside of the jacket is sealed; a water filler port is arranged in the vicinity of one end of the outer cylinder; and an overflow port is arranged in the vicinity of the other end of the outer cylinder. COPYRIGHT: (C)2005,JPO&NCIPI
Bibliography:Application Number: JP20030403410