Method of manufacturing a brush seal

Metal working – Method of mechanical manufacture – Prime mover or fluid pump making

Reexamination Certificate

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C156S072000

Reexamination Certificate

active

08535501

ABSTRACT:
A method for manufacturing a brush seal is provided including the steps of: (a) providing fiber; (b) providing a packing material; (c) providing a pair of backing plates; (d) arranging the fiber in a particular arrangement; (e) applying the packing material to selective areas of the arranged fiber; (f) cutting the fibers in bristle sections, wherein each of the bristle sections includes a plurality of bristles and one of the selective areas having applied packing material; (g) stacking the bristle sections, such that the selective areas of applied packing material are aligned between the backing plates; and (h) bonding the backing plates, the bristle sections, and the packing material together.

REFERENCES:
patent: 3839114 (1974-10-01), Schmidt et al.
patent: 3947306 (1976-03-01), Haemer
patent: 4015036 (1977-03-01), Haemer
patent: 4274575 (1981-06-01), Flower
patent: 4358120 (1982-11-01), Moore
patent: 4756536 (1988-07-01), Belcher
patent: 4809990 (1989-03-01), Merz
patent: 5090710 (1992-02-01), Flower
patent: 5106104 (1992-04-01), Atkinson et al.
patent: 5135237 (1992-08-01), Flower
patent: 5183197 (1993-02-01), Howe
patent: 5201530 (1993-04-01), Kelch et al.
patent: 5308088 (1994-05-01), Atkinson et al.
patent: 5335920 (1994-08-01), Tseng et al.
patent: 5351971 (1994-10-01), Short
patent: 5496045 (1996-03-01), Millener et al.
patent: 453-315 (1991-10-01), None

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