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rini:thoughts_on_slugs [2009/04/27 06:36]
ben
rini:thoughts_on_slugs [2010/03/06 03:01] (current)
ben
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 ===== Mast ===== ===== Mast =====
  
-The slot for the mast starts approximately ​25in. above the boom.  Lengthening the slot is absolutely required.  ​+The slot for the mast starts approximately ​16in. above the boom.  Lengthening the slot is absolutely required.  ​
  
 Important considerations of any improvement are durability and more importantly- thou shalt do no harm- if the extension causing snagging or other issues it's basically not worth doing. ​ Additionally,​ easy removal (i.e. tool-less) while on the water would be beneficial, but possibly not necessary since there should still be room at the bottom to release a stopper and allow removal of slugs. Removal of the sail may not be the only concern though, if the backup sail is still missing slugs, or the need to bend a storm sail ever arises. Important considerations of any improvement are durability and more importantly- thou shalt do no harm- if the extension causing snagging or other issues it's basically not worth doing. ​ Additionally,​ easy removal (i.e. tool-less) while on the water would be beneficial, but possibly not necessary since there should still be room at the bottom to release a stopper and allow removal of slugs. Removal of the sail may not be the only concern though, if the backup sail is still missing slugs, or the need to bend a storm sail ever arises.
Line 17: Line 17:
  
 http://​www.rigrite.com/​Spars/​MetalMast_Spars/​MetalMast_Mainsail_Gates.html#​MM%20Thumb%20Screw%20Type%20Sail%20Gates%20&​%20Stops ​ - just noted for the convenience of the thumb screws http://​www.rigrite.com/​Spars/​MetalMast_Spars/​MetalMast_Mainsail_Gates.html#​MM%20Thumb%20Screw%20Type%20Sail%20Gates%20&​%20Stops ​ - just noted for the convenience of the thumb screws
 +==== Alternatively - Use of Jacklines ====
 +
 +"​Jacklines are lines that pass through the slide, allowing some distance between the slide and the shackle attached to the luff of the sail.  When the sail is raised completely, the jackline is taught. ​ When the sail is down for reefing, the jackline is loose." ​ Jacklines for the first 3 or 4 slugs may be an option, though the sail stack will still likely sit too high on the boom.
  
 http://​www.blumhorst.com/​potterpages/​Photopoint/​mastgates-jacklines/​mastgate-jackline-album.htm http://​www.blumhorst.com/​potterpages/​Photopoint/​mastgates-jacklines/​mastgate-jackline-album.htm
  
-http://​www.blumhorst.com/​potterpages/​sail-slugs.htm 
- 
-http://​smallcraftadvisor.blogspot.com/​2008/​09/​slugs-are-quite-fast-actually.html 
- 
-Another consideration,​ will the new space introduced by the slugs cause an issue with the halyard- will it pull the head diagonally in towards the mast? 
  
 ===== Slugs ===== ===== Slugs =====
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 Sail height is 7.5m (295 in.)  Sail height is 7.5m (295 in.) 
  
-Recommended spacing is 26-30in. - which means 10-15 slugs total. ​ At a height of 1/2in. per slug, stack height would still only be 7.5" with 15 slugs.+Recommended spacing is 26-30in. - which means 10-15 slugs total. ​ At a height of 1/2in. per slug, stack height would still only be 7.5" with 15 slugs.  Going with small folds/slug spacing might be nice for tighter folds. ​ At 20 slugs, stack height is 10" (25cm).
  
 Cost: 24dkk for pack of two, cheaper online Cost: 24dkk for pack of two, cheaper online
 +
 +Another consideration,​ will the new space introduced by the slugs cause an issue with the halyard- will it pull the head diagonally in towards the mast?
 +
 +http://​www.blumhorst.com/​potterpages/​sail-slugs.htm
 +
 +http://​smallcraftadvisor.blogspot.com/​2008/​09/​slugs-are-quite-fast-actually.html
 +
 +http://​bbs.trailersailor.com/​forums/​macgregorarchives2/​index.cgi/​noframes/​read/​29407 ​ "The easiest is to use the screw on shackles. Since they loop over the bolt rope, there is no stress that would cause the sail to tear - the screw only serves to keep it closed over the rope."
 +
 +http://​video.google.com/​videoplay?​docid=481642104916679158
 +
 +http://​www.sj21fleet1forums.org/​viewtopic.php?​f=7&​t=27
rini/thoughts_on_slugs.1240828617.txt.gz ยท Last modified: 2009/04/27 06:36 by ben