
© Katalyst Marine Ltd. 7
4.Glossary
Port The left side of the vessel (when facing forward).
Starboard The right side of the vessel.
Aft Rearward and inboard.
Fore Forward.
Aft Spar The rear aluminium bar which connects the two
hulls and which has two tri-knob-bolts
approximately 45 centimetres from each end.
Bow The front of the vessel.
Stern The rear part of a sailing vessel, outboard.
Fore Spar The front aluminium bar which connects the two
hulls and which has one tri-knob bolt in the
centre. This bolt secures the keel clamp.
Hull The fibreglass pontoon, which provides buoyancy.
The starboard and port hulls are technically
identical. However, the hull with the steering
cable attached to it is the starboard hull.
Rudder The blade used for steering the vessel.
Gudgeon The part that connects the rudder blade to the
hull and tiller. In the case of the Katalyst it also
houses the mechanism that controls the rudder
aspect. This is either up or kicked up for on land
or approaching the shore or down for when
sailing.
Steering Cable The cable which connects the steering quadrant
and the steering handle bar to the rudders.
Steering Quadrant The bracket which connects the steering handle
bar to the steering cable. This replaces the blokart
front fork.
Complete Tiller This consists of the two tiller shafts, the tiller
cross bar and the flexible connectors between
them.
Sheet The rope or line that is connected to the outer end
of the boom to control the angle of the sail and
thereby, the speed of the vessel.
Windward The direction from which the wind is blowing.
Leeward Opposite to windward, the direction to which the
wind is blowing.