Pyrotechnical sealing cord

Details Pyrotechnical sealing cord Pyrotechnical sealing cord

1976-03-29

1979-07-03

Lovering, Richard D.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

149 15, 401 1, 403 28, 428 58, 428313, 428913, 428 68, 521 92, B32B 104, B32B 302, B32B 3300

Patent

active

041600622

ABSTRACT:
A pyrotechnical sealing material comprises a heat-foamable synthetic resin capable of being foamed with the aid of a burnable pyrotechnical composition. The sealing material is in the form of a cord having a core made of the pyrotechnical composition and a casing separated from the core by a flexible sheath. The casing is formed from the heat-foamable synthetic resin.

REFERENCES:
patent: 1702206 (1929-02-01), Fritzsche
patent: 2891475 (1959-06-01), Dolan et al.
patent: 3294602 (1966-12-01), Francis et al.
patent: 3320882 (1967-05-01), Schulz
patent: 3551223 (1970-12-01), Deal et al.
patent: 3621559 (1971-11-01), Welsh
patent: 3624237 (1971-11-01), Persson
patent: 3802970 (1974-04-01), Bishop et al.

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