rudder

Page 1 of 2
  1. aL27jrcf
    Thread

    [newbie]a rudder of a sailboat having entrance-exit holes?

    {27’ junkrig, fibreglass and cedar- almost in final stage for expedition. It is equipped with Yamaha t.9.9 exht. Specifics of model of the boat...
    Thread by: aL27jrcf, May 27, 2025, 14 replies, in forum: Hydrodynamics and Aerodynamics
  2. Jason Rodgers
    Thread

    Fiberglass repair of rudder - no space for bevel

    How would you guys fiberglass a secure repair for the two damaged patches located at the rudder borders, with no space at the edges to grind a...
    Thread by: Jason Rodgers, Nov 12, 2024, 11 replies, in forum: Fiberglass and Composite Boat Building
  3. Robb swe
    Thread

    Rudder vibrations Help

    [ATTACH] [ATTACH] Just took over a good old working boat. I have vibrations and noise from the rudder and is pretty much is in all the boat. Is...
    Thread by: Robb swe, Jul 12, 2024, 17 replies, in forum: Boat Design
  4. Alan Cattelliot
    Thread

    Orcas attacks in Spain. How strong leisure crafts really are ?

    More than 500 interaction events recorded since 2020, 28 damaged ships, three sunken. The spike in aggression towards boats is a recent...
    Thread by: Alan Cattelliot, Jun 16, 2023, 14 replies, in forum: Boat Design
  5. TJ Cameron
    Thread

    Hydrofoil Construction Questions

    I am looking to build flattened V-shaped dagger-board lifting hydrofoils similar in design to the Nacra 17 Olympic foils for a Supercat 20 tall...
    Thread by: TJ Cameron, Jun 4, 2023, 10 replies, in forum: Fiberglass and Composite Boat Building
  6. member 76956
    Thread

    What Characteristics Define a Rudder ?

    I suspect this is not strictly a design question; but, possibly more one of regulation. However, the discussion does enter the realm of design, if...
    Thread by: member 76956, Oct 15, 2022, 19 replies, in forum: Boat Design
  7. James Sullivan
    Thread

    Rudder Construction

    My Tartan 30 is in need of a new rudder. Being that a replacement could run up to $2000, I am inspired to build my own. By the looks of my first...
    Thread by: James Sullivan, Feb 28, 2022, 6 replies, in forum: Sailboats
  8. peteyak
    Thread

    Rudder mount design for small outrigger

    I have a small tacking double-outrigger I'm adapting from a fibreglass surf ski. It uses 40mm OD aluminium round tubes as akas. I'm wanting to...
    Thread by: peteyak, Jan 11, 2022, 13 replies, in forum: Multihulls
  9. Banksy
    Thread

    Advice on dropping a rudder as the seal is rusted out

    I'm new to steel hulls and have a 41' vessel sitting on the hard standing so think it a good opportunity to drop the rudder to make some repairs...
    Thread by: Banksy, Dec 9, 2021, 9 replies, in forum: Metal Boat Building
  10. mitchgrunes
    Thread

    Can a rudder produce a strong turning force on a sea kayak; other wave-fighting recommendations?

    Does a rudder only provide a slight turning force that helps a little, or can it provide a strong turning force comparable to the strongest...
    Thread by: mitchgrunes, Jun 18, 2021, 12 replies, in forum: Boat Design
  11. Claudio Valerio Parboni
    Thread

    Twin Rudder lead and sizing?

    Dear All, I am currently facing the task of sizing a twin rudder system for a sailing yacht. My current method has been to heel the boat at an...
    Thread by: Claudio Valerio Parboni, Jun 8, 2021, 0 replies, in forum: Hydrodynamics and Aerodynamics
  12. Alfie
    Thread

    Rudder for Thames barge hardware etc.

    Hi all, I'm making a rudder for a newly acquired replica steel Thames sailing barge built in 1992. It's been on the hard for a few years, and the...
    Thread by: Alfie, Mar 12, 2020, 13 replies, in forum: Boat Design
  13. KHeron
    Thread

    Harmonic 24 rudder

    Hey, Our rudder broke off in a storm, does anyone have the dimensions for a Wagstaff Harmonic 24 rudder? Thanks, Kat
    Thread by: KHeron, Dec 13, 2018, 0 replies, in forum: Boat Design
  14. richp10
    Thread

    Balanced rudder with full skeg?

    Hi, I need to rebuild my rudder and skeg and was considering changes. Currently it is a half skeg with a horn balanced rudder. I *might* just...
    Thread by: richp10, Oct 10, 2018, 27 replies, in forum: Boat Design
  15. Rikki
    Thread

    Parting OUT 76 Ranger 23 tall option and cradle.

    Parting OUT 76 Ranger 23 tall option Any ideas on this topic give me a call. 774-275-1580 or Email adamsrichardlee@gmail.com It's in Worcester...
    Thread by: Rikki, Oct 6, 2017, 0 replies, in forum: Marketplace
  16. Mikael Moge
    Thread

    Length of rudder post

    Hi I am building a high aspect spade rudder in foam/GRP for my 33 ft sailing boat. The blade is around 1.6m long (5 feet 2 in). Is there any rule...
    Thread by: Mikael Moge, Oct 2, 2017, 8 replies, in forum: Boat Design
  17. Erik S Frampton
    Thread

    Pearson Coaster and Wanderer

    Dear Sailors and Designers, I am strongly considering purchase of either a Wanderer or a Coaster. I spent a whole day in moderate wind on the...
    Thread by: Erik S Frampton, Jul 24, 2017, 10 replies, in forum: Boat Design
  18. Karsten
    Boat Design Gallery

    Bondi 36 rudder blade

    The rudder blade of the Bondi 36. The stock was laminated around a CNC machined foam core. The core was geometrically the most complicated part of...
    Uploaded by: Karsten, Jul 27, 2014, 0 comments, in album: Member Album by Karsten
  19. Cacciatore
    Boat Design Gallery

    Horn rudder for tanker

    Span 8.6 m Chord max 5.6 m Stock diameter 0.53 m NACA 0019
    Uploaded by: Cacciatore, May 28, 2009, 0 comments, in category: Gallery of Student Design Work
  20. xrudi
    Boat Design Gallery

    Hydraulic Rudder Cylinder

    Hydraulic steering cylinder produced in stainless steel 316. The exposed shaft can be protected by a gater to avoid barnacle growth on the...
    Uploaded by: xrudi, Nov 29, 2008, 0 comments, in category: Propulsion
Showing results 1 to 20 of 27
Page 1 of 2