Society of Automotive
The part of the harness
positioned under the seat of the
The thread used
in sealing a parachute.
A cutting instrument
with two opposing blades.
press used for compressing lead seals
to seal arachutes in accordance with
14 CFR subsection 65.133.
A small tool
used for picking or cutting threads in
diagonal or horizontal seams which
join the section of each gore.
extending from the skirt to the apex,
joining two gores. A portion of the
suspension lines may be concealed in
the tube formed by the radial seam.
Where two pieces of
fabric are joined together.
Damage to fabric or lines
by heat generated through rubbing.
The melting of webbing, fabric or
line of nylon to prevent fraying.
positioned below the back of
the wearer. Forms part of the seat
cushion in the aircraft.
Any one of the
pieces of cloth which, when assembled,
form one gore of a parachute
canopy. Also known as a panel.
The edge of
cloth which is so woven as to prevent
An individual certified
by the FAA to pack and maintain
parachutes. A journeyman
level classification of parachute
metal or wood device used to
hold suspension lines at the canopy
skirt after separation into groups during
SEWING MACHINE KNEE
A knee operated mechanism
which lifts the presser foot of a
The uprise is the
upright part of the head (generally
located on the right side of the head)
that houses a portion of the moving
parts that transmit motion through
mechanical shafts and linkages to the
mechanisms in the base of the
machine with a mechanically driven
needle used for sewing.
design outlined in drawings for joining
elastic cord comprised of continuous
strands of rubber encased in a braided
cover. Used today primarily for
Safety Stow® loops on free bags.
force exerted on the canopy by inflation.
This maximum force may be the
snatch force or it may be the opening
force developed during inflation
of the canopy. Follows the snatch
A parachute packing
tool. A rectangular bag filled with
shot and used to hold folded gores in
position during packing.
part of the harness webbing which
crosses the wearer’s back diagonally
between the shoulder blades and the
A fabric extension
on each of the long sides of the pack
which fold over to enclose the
A fiber produced by the silk
SINGLE POINT RELEASE
A harness release which has a single
closure such as the T-10 type; also, a
canopy release system operated by
one hand or action.
A machine zigzag
stitch from left to right to left, etc.
Also known as a 304 stitch.
The reinforced hem forming
the eriphery of a canopy.
A popular name
for sport parachuting.
A type 6 deployment
device. A short sleeve configuration
used on ram-air parachutes.
A tapered, fabric tube
in which the canopy is placed to control deployment. A deployment
A reefing device usually
for ram-air canopies. Comprised
of a fabric panel with grommets at the
corners through which pass the suspension
lines of the canopy.
A fabric imperfection.
A hook-shaped, springloaded
snap which snaps over a Dring
to connect two webbings.
SNAP, HARNESS, EJECTOR
A harness snap that
attaches to the V-ring to secure two
parts of the harness together. An ejector
arm expels the V-ring when the
finger-grip lever is pulled outward.
produced on the load when the parachute
assembly fully strings out and
becomes suddenly accelerated to the
same speed as the load. Comes just
prior to opening shock.
Slow opening of a
SPIRAL VANE PILOT
A pilot chute with a
cone-shaped, cloth-covered coil
spring used in free-type parachute
The process of joining
together, as the interweaving of
strands, overlapping and stitching of
part of a harness which has independent
leg straps; no saddle cross strap.
The making of premeditated parachute
jumps for pleasure.
A skydiving harness
and container system.
A knot in
which the terminal and standing parts
are together and parallel to each
gliding or ram-air canopy, having a
square or rectangular shape.
A sewing machine table.
STATIC LINE SYSTEM
parachute system which is attached
to the aircraft with a line and tomatically
deploys the parachute.
The webbing components
of a harness.
The ball or other
device used at the end of a ripcord to
secure the cable to the handle.