INSULATING SHEATH Russian patent published in 2000 - IPC

FIELD: electrical insulation technology. SUBSTANCE: insulating sheath composed of different intertwisted threads has one of threads made of aryl-amide fiber that functions as reinforcing base and other thread is made of metal and serves as screening member. It may be covered or bare metal wire. Reinforcing base may be made in the form of harness of at least two intertwisted aryl-amide threads or it may have several pairs of intertwisted threads of aryl-amide fiber and metal thread, pairs being woven to form band or sheet. Such flexible and light-weight sheath offers screening effect, is resistant to high temperatures up to 600 C, open flame, acids, petroleum products, organic solvents, microbiological factors. EFFECT: improved insulating, mechanical, and thermal characteristics. 5 cl, 1 tbl