Rigging Small Sailboats
Glossary
Page 2
BACKSTAY -The wire that
supports the mast from the aft side, running from the
masthead to the aft end of the boat.
BATTENS-Thin semi-rigid
strips of wood or synthetic material inserted into pockets in
the sail in order to maintain the shape of the sail.
BATTEN POCKETS-Pockets sewn
in the sail that receive the battens.
BECKET-A fitting on a block
for splicing or tying off the end of a line, or to receive a
fitting.
BELAY, TO-To belay means to
stop and secure a line so it won't move.
BEND, TO-To bend is to fasten
something; specifically, to fasten or attach the sails to the
spars and rigging.
BLOCK-A wood, metal, or
synthetic casing containing one or more pulleys or
sheaves.
BOLT ROPE-A length of rope
sewn along the length of the luff, and sometimes the foot of
a sail, for fitting it into the groove of the spars.
BOOM-The pivoting horizontal
"pole" attached to the aft side of the mast to
control the foot of the sail.
BOOM BAIL-A
"U"-shaped strap wrapped around the lower portion
of the boom to which fittings can be attached.
BOOM CRUTCH-A vertical
support to hold up the boom when the sails are furled or when
hoisting the mainsail in order to keep the boom in
position.
BOOM VANG-A tackle used to
pull the boom down in order to control the shape of the sail
and movement of the boom.
BRIDLE-A line secured at each
end with attachment or control taken at the middle.
BRUMMEL HOOK-A patented hook
used in pairs to join or connect two objects, usually lines
to other lines or to sails.
BULLET BLOCK-A small block
with a single sheave and no shackle.
CAM CLEAT-A fitting used to
belay a line utilizing two pivoting serrated cams that allow
for immediate adjustment.
CAT RIG-A sail rig with a
single mast well forward and a single sail attached to the
aft side of the mast.
CENTERBOARD-A vertical plate
sticking out the bottom of the boat that pivots up and down
about the centerboard pin.
CENTERBOARD PENNANT-The line
used to raise and lower the centerboard.
CENTERBOARD PIN-A bolt or rod
that secures the centerboard to the centerboard trunk and
allows the board to pivot up and down.
CENTERBOARD TRUNK-The casing
in boat that houses the centerboard.
CHAINPLATE-Metal strap
connected to the hull to which the shrouds are attached in
order to distribute the strains set up in the rigging to the
boat.
CHAINPLATE COVER-A plate used
to cap the area of the deck where the top of the chainplate
protrudes.
CHEEK BLOCK-A block with a
base that is fastened to a surface, such as a deck. The
sheave of the block is usually parallel with this base.
CLEAT-A fitting to which a
line can be belayed.
CLEW-The lower aft corner of
the sail, usually fitted with a cringle for the
outhaul.
CLEW OUTHAUL-Any device or
fitting used to adjust and secure the clew of the mainsail.
Sometimes referred to as the "boom outhaul".
CLEVIS PIN-A pin used to
close the opening of a shackle or clevis.
COAMING PULLEY-See SHEAVE
BOX.
CRINGLE-A metal ring or
grommet around a hole in the sail for reinforcement.
CUNNINGHAM-A line device or
cringle located several inches above the tack of the sail and
used with a downhaul to control the tension along the luff
and hence the shape of the sail. Primarily used in
competition craft.
DAGGERBOARD-A vertical plate
that sticks out the bottom of the boat by sliding up and down
within the daggerboard trunk.
DAGGERBOARD TRUNK-The case or
the housing in the boat for the daggerboard.
DEADEYE-An eye fitting which
secures the "deadend" (knotted or spliced) or
standing end of a line.
DIAMOND SPREADER; STAY-An
intermediate spreader and stay arrangement to reinforce the
mast, with the configuration forming a "diamond"
shape. The stays do not attach to the boat, only to the
mast.
DOWNHAUL-Any line designed to
haul down something, for example the downhaul used to pull
down on the gooseneck when on a slide, or a
"Cunningham".
EYE STRAP-A metal strap
fitting shaped to form an "eye" which can be used
to secure a fitting or line.
FAIRLEAD-Any fitting used to
guide or change direction of a line, giving it a "fair
lead" in its travel. Fairleads pre vent chafing as
well.
FIDDLE BLOCK-A block with two
sheaves, one above the other, one usually being smaller than
the other. It resembles a "fiddle".
FOOT-The lower portion of the
sail.
FORESTAY-The wire that
supports the mast from the forward side, running from the top
or near the top of the mast to the forward point of the hull.
Also used to support the luff of the jib on sloop rigs.
GENOA ("jenny")-A
large oversize jib sail that overlaps the mainsail.
"GO FASTER"-See
BOOM VANG.
GOOSENECK-The fitting used to
attach the boom to the mast and which permits the boom to
pivot, usually by a universal joint-type action. The
gooseneck can also be used to secure the tack of the
sail.
GUDGEONS-Eye fittings used on
the aft end of the boat (or sometimes on the rudder) to
receive the pintles in order for the rudder to pivot.
HALYARDS-The lines used to
raise and lower the sails. External halyards are located
outside the mast; internal halyards pass through the inside
of a hollow mast.
HALYARD HOOK-A restraining
fitting used with wire rope halyards that have ball joint
fittings in order to lock and belay the ball joint at a
predetermined position.
HANKS-Clip or snap fittings
sewn into the luff of the jib for attaching the sail to the
stay.
HEAD-The top corner of the
sail.
HEADBOARD-The reinforcing
member sewn into the sail at the head, usually fitted with a
cringle.
HEAD SAIL-Any sail forward of
the mast, such as the jib.
"HIKING STICK"-See
TILLER EXTENSION.
HOUND-A wraparound strap-type
mast fitting used to secure stays and other fittings to the
mast.
HYFIELD LEVER-A lever
actuator with scissors action for adjusting tension on stays,
halyards, etc. Usually used with competition craft.
INSIGNIA-The decal or emblem
sewn into the sail to graphically portray the class or design
of a boat. Sometimes in combination with a number which
identifies the registry of the particular boat in the class
organization.
JAM CLEAT-Any cleat into
which a line can be "jammed" in order to belay it,
as opposed to a cleat, which must have the line
"turned" or wrapped around it.
JIB-The sail located forward
of the mast. Sometimes called the "headsail".
JIB HALYARD BLOCK-A block
used on jibhead rigs to change direction of the jib halyard
near the head of the jib when it is raised.
JIBHEAD RIG-A sloop rig where
the forestay does not reach to the masthead.
JIB SHEET-The line used to
control the jib.
JUMPER STAY; STRUT-An
arrangement used on jibhead rigs to reinforce the forward
side of the mast at the top. The stay does not attach to the
boat only to the mast.
"KICKING STRAP"-See
BOOM VANG.
LATEEN RIG, SAIL-A sail rig
with an unsupported mast, usually short, with a triangular
shaped sail attached to one or two "booms". The
upper boom is usually called a "yard". The sail is
not attached to the mast.
LEECH-The aft portion of the
sail.
LEEWARD-Pronounced
"loo-erd". Downwind, or away from the direction
which the wind is coming.
LINE-A length of rope or wire
rope performing some function in the boat.
LOOSE FOOTED-A mainsail
attached to the spars only at the tack and clew in the foot
portion so that the foot can form freely to the wind.
LUFF-The forward portion of
the sail.
MAINSAIL-The "main
sail" on the boat, or one located on the aft side of the
mast.
MAINSHEET-The line used to
control the mainsail, indirectly through controlling the boom
position.
MAST-The vertical spar used
to support the sails.
MASTHEAD-The top of the
mast.
MASTHEAD RIG-A sloop rig
where the forestay reaches to the masthead.
MAST RAKE-The angle the mast
makes from vertical when viewed in profile. A mast set
exactly vertical has no rake.
MAST STEP-The fitting or
receptacle that receives the base of the mast to secure it in
position.
NICOPRESS-A patented method
used to form an eye splice in wire rope by the use of special
clamping devices.
PAD EYE-An eye fitting with a
substantial base used to secure fittings such as blocks to
the deck or cabin top.
PINTLES-The "pins"
attached to the rudder (or sometimes to the boat), which fit
into the gudgeons thereby allowing the rudder to pivot.
REEVE, TO-To reeve is to pass
a line through any aperture such as a block or eye. The past
tense is ROVE.
RIG-The configuration of the
spars and sails of a boat.
RIG, TO-To put the spars and
related equipment in position so the boat is ready for
sailing.
RIGGING-Equipment used to
support the spars and manipulate the sails.
ROLLER REEFING-Equipment that
allows the boom to roll thereby furling the sail onto the
boom and reducing sail area, especially in heavy weather.
Reefing means to decrease sail area by folding or furling the
sail.
ROACH-The up and outward
curve in the leech of the sail.
ROPE-Generally, any stranded
or braided cordage.
RUDDER-Device that steers the
boat.
RUDDER STOP-Device that
prevents the rudder from floating up and out of secure it in
position.
RUNNING RIGGING-The lines
that literally "run" or move about the boat for use
in hoisting, lowering, and controlling the sails.
SHACKLE-A
"U"-shaped link with openable pin for connecting or
attaching various components.
SHEAVE-Pronounced
"shiv". A grooved wheel or pulley with axle, used
for example in a block, to prevent line wear and to change
direction of the line.
SHEAVE BOX-A fitting with a
sheave used at the exit point on a spar where internal
halyards pass through.
SHEET-A line used to control
directly or indirectly the trim of a sail.
SHEET LOAD-The direction the
line used for the sheets takes.
SHROUDS-The stays that
support the mast at the sides.
SLOOP-A single masted
sailboat with at least one sail forward of the mast, and one
sail aft of the mast.
SNUBBING WINCH-A small winch
with no handle used to control a sheet.
SPAR-A general term for any
mast, boom, or other "pole" used to spread out the
sails. SPINNAKER
("chute")-The big parachute-shaped sail
located forward of the mast used mostly on competition boats
on courses before the wind.
SPREADERS-Cross members
jutting out sideways from the mast to "spread out"
the shrouds in order to reinforce the mast.
STANDING RIGGING-The fixed
wires and ropes that "stand" or stay in position at
all times when the mast is stepped. The standing rigging
consists of all the stays.
STAYS-The wires that support
the mast and spars.
STAY ADJUSTER-A fitting which
both connects the stay to the boat and allows the length of
the stay to be adjusted. It is different from a turnbuckle in
that the adjustment mechanism consists of a series of holes
with a clevis pin.
STEP, TO-To step the mast
means to put the mast in position on the boat.
STEMHEAD-Literally the head
of the boat at the stem, or the farthest forward point on
deck. Generally considered the point where the forestay
attaches to the hull.
SWAGE-To press a fitting onto
wire rope by the use of cold dies in pairs.
SWIVEL DECK BLOCK-A block
with a base for deck mounting and which allows the block to
swivel to any position and stand vertical in use.
TACK-The lower forward corner
of the sail usually fitted with a cringle. Also means sailing
a zigzag course.
TACKLE-A system of blocks and
rope arranged to decrease the effort required to move a load
or object.
TANGS-Fittings used to secure
stays to the mast.
THIMBLE-A teardrop-shaped
grooved ring in a looped or spliced eye to prevent chafe and
wear in the eye.
TILLER-The handle used to
control the rudder.
TILLER EXTENSION-An
additional handle connected to the forward end of the tiller
by a pivot or universal-type fitting so the helmsman can
control the rudder when hiking outboard on a tack.
TOGGLE-A universal swivel
connector used to reduce bending at the jaws or forks of
swaged fittings on wire rope, such as with stays.
TRACK-A formed metal or
plastic rail used to carry fittings or to allow them to
move.
TRACK SLIDE-A fitting
designed to slide along a track and often to which other
fittings are attached, or which may be connected to a sail
for use in hoisting.
TRAVELER-A line or fitting
which allows the mainsheet tackle to travel or move from one
side of the boat to the other.
TRAVELER BLOCK-A block with
two sheaves and no shackle, one sheave above the other and at
right angles to each other, for use with rope
travelers.
TURNBUCKLES-A fitting that
connects the stay to the boat and allows adjustment by means
of screw threaded barrels.
WHIPPING-The binding agent or
method used on the end of a piece of rope to prevent fraying
and unraveling.
WINCH-A mechanical revolving
drum appliance used to gain power in hauling or pulling in a
line.
WINDWARD-Toward the direction
from which the wind is blowing.
WIRE ROPE-Rope made from
twisted strands of iron or steel.
WORKING SAILS-The sails used
under normal sailing conditions, usually consisting of the
mainsail and the regular or working jib on a sloop rig.
YACHT BRAID-Special braided
rope that is easy on the hands and resistant to kinks and
jamming.
The End
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