[Rhodes22-list] Lifting Frame - very interested!

[Robert Skinner]

Michael - Please post pix and bill of materials.
This kind of a rig is really useful when it is set up
right, and a killer if done wrong.  Your experience
is worth a great deal.

Many thanks for the offer of info,
/Robert Skinner
----------------------------------------------------
"Michael D. Weisner" wrote:
> 
> Art,
> 
> I will dig up my photos of my own lifting rig (or make some new ones in the
> spring) to show you how I have safely lifted my R22 off the trailer for
> bottom painting for the last 20 years.  I generally leave the trailer under
> the boat while painting, for my own comfort, but she has never fallen.
> 
> The lifting system requires 2 12'-4x4s, 3 8'-4x4s, 2 8'-2x6s, a 20' tow
> chain w/hooks (2-ton test), 1 chain coupler (or bolt) , 5 10"-1/2" carriage
> bolt/nut/washer, 4 5"-1/2" carriage bolt/nut/washer, 1 2-ton and 1 1-ton
> "come along" winches.  The entire assembly can be purchased from Home Depot
> for about $200.  Basically, the 2 12' 4x4 are assembled into an "A", bolted
> through by a 10" bolt at the top and placed around the front of the trailer,
> over the bow pulpit.  A cut length of the chain is looped around the top of
> the "A", at the vertex, connected to the 2-T winch to the bow lift eye
> (protect the bow and rub rail from damage.)  The 8' 4x4s are assembled into
> a "Pi shape" with cross bracing using the 2x6 materials.  The ends of the
> tow chain are hooked into the stern lift eyes and attached to the cross
> piece of the "Pi."  To lift the stern, I lower the front of the trailer to
> the ground and shorten the stern chains to just connect.  Then, when I jack
> up the front of the trailer, the stern "lifts" off the trailer.  Next, I
> lift the bow with the come along and presto she is off the trailer.  The
> second come along is to stabilize the stern "Pi frame" so that the lifting
> frame does not shift forward, since the frames are erected slightly tilted
> towards the boat.
> 
> If you are interested, I will post pix, a drawing and bill of materials.
> 
> Mike
> s/v Shanghai'd Summer