Claims
- 1. A tubular article comprising, in combination, an inner tube and a coaxial outer tube, said inner tube comprising elastomeric material and being in a radially expanded condition whereas the outer of said tubes comprises a glassy or crystalline linear polymeric material, said inner radially expanded tube being bonded to and maintained in its radially expanded condition by said outer tube.
- 2. A tubular article comprising, in combination, an inner tube and a coaxial outer tube, said inner tube comprising elastomeric material and being in a radially expanded condition whereas the outer of said tubes comprises thermoplastic polymeric material, said inner radially expanded tube being bonded to and maintained in its radially expanded condition by said outer tube.
Parent Case Info
This is a division of application Ser. No. 285,567, filed Sept. 1, 1972, now U.S. Pat. No. 4,035,534.
US Referenced Citations (7)
Divisions (1)
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Number |
Date |
Country |
Parent |
285567 |
Sep 1972 |
|