Radiant energy – Radiation controlling means – Shields
Patent
1987-04-08
1989-06-06
Berman, Jack I.
Radiant energy
Radiation controlling means
Shields
2505151, G21F 112
Patent
active
048374482
ABSTRACT:
Protective sheath for optical or electrical conductors hardened with respect to X-rays.
It comprises a flexible sheath formed from a resin matrix containing in regularly dispersed powder form at least one metal and/or at least one inorganic compound of a metal, said metal having a high atomic number of at least 47, a covering placed between the optical fibre and the X-ray protection sheath and optionally a mechanical protection sheath made from plastic directly covering the optical fibre.
REFERENCES:
patent: 2162178 (1939-06-01), Marasco
patent: 3039001 (1962-06-01), Park
patent: 3536920 (1970-10-01), Sedlak
patent: 3576387 (1971-04-01), Derby
patent: 3608555 (1971-09-01), Greyson
Patent Abstract of Japan, vol. 8, No. 129.
Bourcereau Jean
Sainte Luce Banchelin Jean
Valy Yves
Aerospatiale - Societe Nationale Industrielle
Berman Jack I.
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