Tubular felt for grinding use

Details Tubular felt for grinding use Tubular felt for grinding use

1990-07-27

1992-04-07

Cannon, James C.

Stock material or miscellaneous articles

Hollow or container type article

Glass, ceramic, or sintered, fused, fired, or calcined metal...

51400, 51404, 428 349, 428 361, 428234, 428259, B32B 506, B32B 526, B32B 3126, B24D 1102

Patent

active

051027046

ABSTRACT:
A tubular felt useful in the grinding of the panel face of a cathode ray tube is made up of a fabric woven with a non heat-shrinkable warp and a heat-shrinkable weft; a heat-shrinkable batt bonded to the surface of said fabric by needling; and a non heat-meltable, hygroscopic fiber mixed with at least one of the heat-shrinkable weft and heat-shrinkable batt.

REFERENCES:
patent: 2347244 (1944-04-01), Colt et al.
patent: 3324609 (1967-06-01), Stein et al.
patent: 4325998 (1982-04-01), Chapman
patent: 4400418 (1983-08-01), Takeda et al.
patent: 4631098 (1986-12-01), Pithouse et al.
patent: 4816309 (1989-03-01), Hutt et al.
patent: 4841684 (1989-06-01), Hall

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