Boomin Beaver Helicopter tug!

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  • bigdave
    Junior Member
    • Feb 2003
    • 3596

    Boomin Beaver Helicopter tug!

    Well if that title did not get your attention nothing will.

    Well in my ultimate quest for the best rescue tug I have yet another master plan.
    (Cue the evil laughter)
    Although my Toot 14" logging tug worked out great and is extremely maneuverable.
    It kind of morphed into a pulling tug.
    I want something even smaller and more maneuverable.
    My answer is I hope, a 12" version of a 14' Bronc tug.
    That would make the scale 1/14.
    Odd scale but since I am building more for size and function it is not a problem for me.

    I have always wanted to build a Bronc as I think they are so homely they are cool!
    Now where most Bronc's are driven by a Z drive in the bow. (Front wheel drive)
    My plan is to use another drive system I have always wanted to try, a Voith eggbeater type.
    I acquired an old Graupner unit a few years ago for another project but I want to use this system in pace of the Z drive.
    I also will be using a bow thruster mounted in the stern.
    So I guess it will be a stern thruster.
    This should give helicopter like maneuverability.
    The Voith will move the tug just like the main rotor of a heli as the Voith is just like a swash plate in the way it works.
    The stern thruster will work just like a tail rotor.
    I will set up the radio the same way.
    In a normal Voith set up two drive units are used so the boat can spin.
    But using the stern thruster like a tail rotor should do the same thing.
    I am in the design stage now.
    I found a set of plans I like.
    I plan to construct the hull similar to how the real one is made, but where 1/4" sheet steel is used I will be substituting sheet fiberglass.
    Great stuff that I get from McMaster in different sizes and thicknesses.

    The tug is called the Boomin Beaver! I love it!
    Hopefully I have it all worked out. Time will tell. BD.
    sigpic"Eat your pudding Mr Land"
    "I ain't sure it's pudden" 20K
  • bigdave
    Junior Member
    • Feb 2003
    • 3596

    #2
    Re: Boomin Beaver Helicopter tug!

    Here is a photo of the tug.
    sigpic"Eat your pudding Mr Land"
    "I ain't sure it's pudden" 20K

    Comment

    • bigdave
      Junior Member
      • Feb 2003
      • 3596

      #3
      Re: Boomin Beaver Helicopter tug!

      Here are some photos.
      I designed and made a stern thruster.
      I also have a photo of the Voith drive.
      Then a photo of the drive parts sitting on a full sized plan of the tug. BD.






      sigpic"Eat your pudding Mr Land"
      "I ain't sure it's pudden" 20K

      Comment

      • seahorse
        SubCommittee Member
        • Mar 2005
        • 320

        #4
        Re: Boomin Beaver Helicopter tug!

        Hey BD, what's new with the Beav?

        Comment

        • bigdave
          Junior Member
          • Feb 2003
          • 3596

          #5
          Re: Boomin Beaver Helicopter tug!

          Well!
          I have been sidetracked of late.
          I do have the parts cut out for the hull and need to get it assembled.
          How's this.
          It will be at the next fun run.
          Hopefully running but for show and tell at least. BD.
          sigpic"Eat your pudding Mr Land"
          "I ain't sure it's pudden" 20K

          Comment

          • seahorse
            SubCommittee Member
            • Mar 2005
            • 320

            #6
            Re: Boomin Beaver Helicopter tug!

            so many kits, so little time , just checking in to see how the Beav was doing! Looking forward to the show and tell !

            Comment

            • bigdave
              Junior Member
              • Feb 2003
              • 3596

              #7
              Re: Boomin Beaver Helicopter tug!

              OK.
              I am actually doing some more work on the Beav.
              Here are the upper and lower hull parts made from 1/8" sheet fiberglass.
              They are held together with carbon tubes for alingment. Then the side skin made from 1/32" sheet fiberglass is wrapped around.
              This makes for a very easy to build and strong hull.







              sigpic"Eat your pudding Mr Land"
              "I ain't sure it's pudden" 20K

              Comment

              • seahorse
                SubCommittee Member
                • Mar 2005
                • 320

                #8
                Re: Boomin Beaver Helicopter tug!

                looking good Wally !

                Comment

                • bigdave
                  Junior Member
                  • Feb 2003
                  • 3596

                  #9
                  Re: Boomin Beaver Helicopter tug!

                  Tanks!
                  Here is a video of the Voith drive working on the bench.
                  sigpic"Eat your pudding Mr Land"
                  "I ain't sure it's pudden" 20K

                  Comment

                  • Larry Kuntz
                    SubCommittee Member
                    • Feb 2003
                    • 491

                    #10
                    Re: Boomin Beaver Helicopter tug!

                    One word fits that video of the Voith BD:
                    "What goes down does not always come back up"

                    Comment

                    • bigdave
                      Junior Member
                      • Feb 2003
                      • 3596

                      #11
                      Re: Boomin Beaver Helicopter tug!


                      Larry running Li'l Chica
                      sigpic"Eat your pudding Mr Land"
                      "I ain't sure it's pudden" 20K

                      Comment

                      • salmon
                        Treasurer
                        • Jul 2011
                        • 2327

                        #12
                        Re: Boomin Beaver Helicopter tug!

                        Very cool Dave! I am amazed at the turning ability.
                        If you can cut, drill, saw, hit things and swear a lot, you're well on the way to building a working model sub.

                        Comment

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