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Re: Mast tabernacle photo anyone?

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  • dnjost
    I do like the folding type, but the slot would work just as well, providing a proper boot could be fitted. A little creative canvas work would solve the
    Message 1 of 5 , Mar 16, 2011
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      I do like the folding type, but the slot would work just as well, providing a proper boot could be fitted. A little creative canvas work would solve the issue.

      David Jost

      --- In bolger@yahoogroups.com, "Andrew" <a.c.l.yen@...> wrote:
      > David,
      > This is my understanding of the various Chebacco mast step designs drawn
      > by PBF:
      > * Original #540 had a slot in cabin top through which mast was
      > stepped then raised to vertical. Slot sealing arrangement required.
      > * Glass house version (BWAOM p227) had two parallel posts between
      > which the mast was erected. two cleats, one higher on front and one
      > lower on the rear face assist raising the mast and act as the mast
      > partner once erected.
      > * Chebacco 25 has a similar arrangement minus the rear cleat - the
      > function of the rear cleat being filled by the bulkhead behind the posts
      > (BWAOM p231)
      > * Cruising Chebacco conversion (October '97) will probably interest
      > you most. It had a true tabernacle to allow the mast to fold over the
      > roof of the "doghouse". The posts are arranged in a "C" section, with 2
      > 1/4" x 4" fir posts and a 1 1/2" thick board of plywood on the rear face
      > to hold them apart. The forward face is open and the mast swings into
      > this space. The pivot pin is 1" stainless steel. The boom gooseneck is
      > mounted to the plywood on the posts rather than the mast, this allows
      > the sail to be lowered and the mast to be lowered on top of the furled
      > sail. The toe of the mast (or heel or foot ... [:-?] ) is held in place
      > with an arrangement of turnbuckles on either side. I'll try to scan
      > something and put it in the "Rigs, rigging and sails" files folder for
      > you.
      > * Raised Deck Chebacco had a slot top cabin and the mast was raised
      > by inserting the foot into the step near the keel and walking the mast
      > up, walking through the cabin slot. Once erect the mast was held up
      > with an ingenious arrangement of levers and turnbuckle that was designed
      > to be easy to use, secure yet would not jam.
      > Regards,
      > Andrew--- In bolger@yahoogroups.com, BruceHallman <hallman@> wrote:
      > >
      > > On Sun, Mar 13, 2011 at 4:27 PM, dnjost davidjost@ wrote:
      > > >
      > > >
      > > >
      > > > I am begin to ruminate on the next project and am strangely drawn to
      > the Chebacco. Does anyone have a decent photo and description of the
      > tabernacle on a chebacco 20. I read all of the Chebacco Newsletters and
      > saw a couple of examples but the photos left a lot of information out.
      > > >
      > > > David Jost
      > > >
      > >
      > >
      > > I just looked at all three MAIB articles on Chebacco and none has a
      > > tabernacle that I can see. It would be possible to fit a "standard"
      > > tabernacle for the mainmast, I am guessing these are owner mods you
      > > are seeing in the photos. Also, I have a hunch that striking and
      > > raising the mast is not all that hard to do without a tabernacle.
      > > But, if you had a regular bridge you needed to fit underneath, it
      > > might be a welcome feature.
      > >
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