| 摘要 |
Variable-diameter sealing gasket for coaxial cylinders, and method and tool for manufacturing this seal. Variable-diameter sealing gasket for coaxial cylinders, comprising at least two superimposed coaxial washers 3, 4, 4A made from an elastic material, each formed from self-cutout coaxial annular elements. The means for clamping the coaxial washers comprise: a. rigid washer elements 5A, 5B, 15A, 15B; b. shell elements 42, 43; c. assembly screws 13; and d. tightening cap elements 47, 48 ending in a tightening head. Application especially to seals between a cable and a pipe. <IMAGE>
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