Gland packing

Details Gland packing Gland packing

1986-11-26

1987-11-10

McCamish, Marion C.

Stock material or miscellaneous articles

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

Rod, strand, filament or fiber

57230, 57231, 87 1, 87 6, 87 9, 277230, 428367, 428373, 428374, 428377, 428391, 428408, D06P 700

Patent

active

047057220

ABSTRACT:
A gland packing having increased compressibility, increased allowable limit of twist, increased tensile strength, and excellent serviceability and versatility characteristics is disclosed which comprises a plurality of flexible graphite sheets cut to a width of less than 5 mm and laid in superposed relation to one another, the laid-up cut sheets being covered with a fiber material by knitting or braiding to form a knitting thread, the knitting thread being twisted. Also, a gland packing having a further increased tensile strength is disclosed wherein a plurality of strands of the knitting thread are gathered and twisted or braided. In addition, a gland packing having improved contacting and sealing properties is disclosed wherein the covering fiber material exposed on the surface of the packing is removed at least in part.

REFERENCES:
patent: 4559862 (1985-12-01), Case et al.

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