Method of fabricating flexible curtains of any size

Details Method of fabricating flexible curtains of any size Method of fabricating flexible curtains of any size

1987-07-27

1989-04-25

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156264, 156266, 160 841, 1122621, B32B 3118

Patent

active

048245054

ABSTRACT:
Flexible curtains stiffened at regular intervals by reinforcing bars (9), the curtain being of the type suitable for constituting a goods-handling door, are fabricated with a welding station (5) which is movable along three orthogonal axes, a table (1) having a top (11) optionally fitted with at least one series of brooves (a, b, c, d, e, f; a, g, h, i, f) which are equidistant, and parallel to one of the displacement axes of the welding station, and at least two retaining members (7, 7') which are perpendicular to the grooves, at least one of the members being movable.

REFERENCES:
patent: 1426663 (1922-08-01), Martin
patent: 3487875 (1970-01-01), Shukat et al.
patent: 3617418 (1971-11-01), Miller
patent: 4343667 (1982-08-01), Hollis
patent: 4368770 (1983-01-01), Ulfhielm
patent: 4397347 (1983-08-01), Brabant
patent: 4712598 (1987-12-01), Bonacci et al.
patent: 4718471 (1988-01-01), Kraeutler

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