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BACK PARACHUTE
parachute which is worn on the back.
BACKSTITCH
Used to anchor
a row of stitching by turning the
material and sewing over the stitching
for a short distance.
BACKPAD
A foam-filled pad
placed between the harness and the
wearer which provides comfort
and/or holds the harness in place.
BACK STRAP
A part of the
harness which extends across the
wearer’s back. It may be diagonal,
horizontal, or vertical, and may or
may not be adjustable.
BAG, DEPLOYMENT
container, usually fabric, and usually
enclosed in a parachute pack containing
a parachute canopy.
BAR TACK
A concentrated
series of zigzag-like stitches used to
reinforce points of stress.
BECKET
A piece of tape or
webbing sewn to a parachute or pack
to form a loop through which a cord
or thread may be passed. |
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BEESWAX
A wax, usually
mixed 1:1 with paraffin and heated.
Webbing is dipped into it to prevent
fraying.
BELLYBAND
A reserve tiedown
strap.
BIAS CONSTRUCTION Construction where the warp and
filler threads of the material are at 45
degrees to the centerline of the gore.
BIAS CUT
A diagonal cut
across a piece of fabric. Canopy fabric
may be cut on the bias and assembled
so that both warp and fill threads
run at a 45 degree angle to the vertical
centerline of the gore.
BLOCK CONSTRUCTION
An arrangement of the gores such
that the warp threads are parallel to
the peripheral hem.
BOBBIN
A small spool used to
hold thread. Commonly found in
sewing machines.
BODKIN
A large-eyed needle,
flat or round, and usually blunt, used
to draw tape, ribbon, elastic, or cord
through a loop or hem. Used to pull
pack opening bands through containers. |
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BOLT
A compact package or roll
of fabric.
BREAK TIE
Any tie or tacking
designed to break under a specified
amount of stress.
BREAKAWAY
The jettisoning
of the malfunctioned main parachute
by activating riser releases and
deployment of the reserve parachute.
Also known as cutaway.
BREAKCORD
A thread or
tape tied between parachute components
that is intended to break under
the desired load during deployment.
BRIDLE
A line which attaches
the pilot chute to the apex of the
canopy or to a sleeve or bag.
BUNGEES
Pack opening bands.
BURBLE
The turbulent and
unstable airflow behind a falling
object such as a skydiver in free fall.
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