Note: There is no limit as to how many crossports may be repaired on a main canopy. Reserve
canopies are another matter. The number and authority to repair crossports on a reserve varies
between manufacturers. Before attempting to repair the crossports of a reserve, first check with the
1.1 Many times, when the crossport is damaged, there is extensive gathering and distortion of the
fabric. Before progressing, smooth out the fabric to reshape the rib as close as possible to its
2.1 The basic idea of the crossport repair is a three-sided patch sewn the same as a standard
French fell seam patch. The fourth side is open and recut to the shape of the crossport
[Figure A]. However, if the damage is extensive enough, it may be advisable to patch the
complete crossport area and then recut the crossport in its original shape with a hot knife.
2.2 Pin the rib to the pin board.
2.3 Mark out the damaged area as you would a standard
patch. Lay the patch material in place and pin.
2.4 Sew the patch in place with a seam 1/16" from the
2.5 Turn the patch over, fold the seam, and sew as a standard
patch [Figure B].
2.6 Lay the repaired rib on a suitable surface and recut the
crossport shape in the exposed edge of the patch material
with the hot knife [Figure C].
3.1 Verify the seams of the patch are even and thread tension is
3.2 Hot knifed edge of the crossport must
be smooth and even.