making waves cape town WAVES ARE BEING MADE DOWN SOUTH AT THE CAPE OF STORMS
MONOHULL SAILING WILL NEVER BE THE SAME AGAIN...

Bi-Planar (Monocat) Hull

Implicit to my sailing vessel design is a hard-chined hull that incorporates port and starboard semi-hulls configured one to the other such that each semi-hull is a separate (distinct) planing surface. Hull's configuration is in essence that of a bi-planer monohull. The consequence thereof being that vessel's attitude has to be maintained on an even-keel (either the port or starboard semi-hull) at all times. 'Even-keeling' is achieved by adjustments to traditional devices (steerage, ballast, sails) additionally, new devices (mechanical canting keel, canting rigging and adjustable ballast bulb) further contribute to maintaining one of the semi- hulls (port or starboard) on an 'even-keel'. Hull design incorporates sheer-strakes configured perpendicular to surface of the water thereby generating the lateral resistance required to counter leeward drift.

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Bi-Planar (Monocat) Hull Stern View 1
Bi-Planar (Monocat) Hull Stern View 2
Bi-Planar (Monocat) Hull Stern View 3
Bi-Planar (Monocat) Hull Bow View 1
Bi-Planar (Monocat) Hull Bow View 2 Bi-Planar (Monocat) Hull Underneath View 1 Bi-Planar (Monocat) Hull Underneath View 2
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KEEL
Mechanical Canting Keel
DAGGERBOARDS
HULL
Bi-Planar (Monocat) Hull
Forward-Looking 3D Sonar
Propulsion
Deck and Cockpit
Water-Making
RIGGING
Topmast - Backstay Configuration
Mechanical Canting Mast
BALLAST BULB
Foiled
Compartmentalised
Adjustable
Ballast
FLOW SIMULATION VIDEOS
  CONTACT
The developments described are the subject of South African Patent Numbers 2015/03490 & 2015/03491
Adjustable Ballast Bulb for a Sailing Vessel - Patent Reference No. USA - US 10,322,773 B2 / Belgium, Denmark, France, United Kingdom, Ireland, Netherlands, Norway, Sweden - EP3297905 / Germany - 60 2016 037 150.2 / Italy - 502020000080611
Sailing Vessel - Patent Reference No. US 10,710,685 B2
Sailing Vessel - PCT (Patent Cooperation Treaty) WO 2016/185356
Australian Patent Ballast Bulb Granted - View Here
South African Patent Ballast Bulb Granted - View Here
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