Papermaker's fabric constituted by plastic spirals

Details Papermaker's fabric constituted by plastic spirals Papermaker's fabric constituted by plastic spirals

1985-03-22

1986-01-28

Cannon, James C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including grain, strips, or filamentary elements in...

139383A, 139425A, 162348, 162DIG1, 198851, 198853, 428132, 428222, D21F 110, F26B 1308

Patent

active

045670773

ABSTRACT:
A conveyor belt such as a paper-making fabric, said belt being made of spirals (2, 3) assembled together by rods (5) or by imbrication. With a view to reducing the permeability or to changing the surface condition, it has a generally flat member bearing holes or notches (7) which is inserted inside the spirals (2, 3) so as to completely or partially fill the spaces between or inside the spirals.

REFERENCES:
patent: 2621779 (1952-12-01), Harter
patent: 2740615 (1956-04-01), Scholl
patent: 4186566 (1980-02-01), AuYoung
patent: 4308897 (1982-01-01), Westhead
patent: 4345730 (1982-08-01), Leuvelink
patent: 4346138 (1982-08-01), Lefferts
patent: 4362776 (1982-12-01), Lefferts et al.
patent: 4381612 (1983-05-01), Shank
patent: 4395308 (1983-07-01), Dawes
Patent application No. 28,861, filed Sep., 1980, and apparently unpublished.

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