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junkrig · A forum to discuss the design, building

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  • Members: 1884
  • Category: Boating
  • Founded: Aug 20, 2000
  • Language: English
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Messages 10090 - 10119 of 19135   Oldest  |  < Older  |  Newer >  |  Newest
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10090 sa.figueiredo Offline Send Email Sep 1, 2007
5:41 pm
Cher Bertrand Once again "merci bien". Now I have the complete picture. What is your opinion about the wishbones having the same size of the battens? Do you...
10091 shaunbarrymcmillan
shaunbarrymc... Offline Send Email
Sep 1, 2007
10:20 pm
Hello all: I have been on Mayne Island for a week on vacation; and what a vacation. Being there only confirms that my wife and I will definitely leave...
10092 Tord Eriksson
mr_tord_s_er... Offline Send Email
Sep 3, 2007
8:29 am
Here is a company that has done many interesting things with fibers, CF rods and pneumatics - surely a good way of making battens that can be adjusted in situ,...
10093 ozjunket Offline Send Email Sep 4, 2007
6:25 am
Hi All, New to the forum and very impressed and thankful for the knowledge exchange and help. I am fitting out a GRP version of the Hereshoff 28 here in Oz and...
10094 antoinem01 Offline Send Email Sep 4, 2007
12:43 pm
Slightly off-topic but then....: http://www.towndock.net/shipping/index.html Best regards, Antoine Maartens...
10095 CAPT G Wall Master Ma...
captgeorgewall Offline Send Email
Sep 4, 2007
3:13 pm
I would suggest you email Thomas Colvin directly and ask his opinion on this. He has a lot of experience with AL, and the other issues in your post. My Gaff...
10096 shaunbarrymcmillan
shaunbarrymc... Offline Send Email
Sep 5, 2007
12:19 am
Hello all; I continue to debate/consider the JR as I might well build one in the future. I reviewed the file Aerodynamic junk rigs by Robert Biegler in the...
10097 arne_kverneland_norway
arne_kvernel... Offline Send Email
Sep 5, 2007
7:56 am
Stavanger, 5th. Sep 2007 Hi Shaun The main improvement that I experienced when replacing my flat junk sail with one with hinged battens and later with a...
10098 Norman Lex Hodgkinson
mayandlex Offline Send Email
Sep 5, 2007
10:06 am
Hi well stated Arne we found much the same thing on *Passepatu,* although with hinged battens, but we found that with the hinged battens the aluminium tube...
10099 ozjunket Offline Send Email Sep 5, 2007
3:59 pm
... on ... your ... Thanks, Capt George, I will. Has anyone considered fiberglass flagpoles with a carbon fiber conduit (sailboard mast?) for electronic...
10100 sae140 Offline Send Email Sep 6, 2007
7:34 am
... Hi Arne I wonder if this would be a useful moment to summarise current thinking regarding the optimum configuration using hinged battens ? I'm thinking...
10101 arne_kverneland_norway
arne_kvernel... Offline Send Email
Sep 6, 2007
9:50 am
Stavanger, 6th Sep. 2007 Hello Colin I think the right man to ask for a summary is rather Lex Hodgkinson. He seems to have sailed his "Passepatu" since 1992...
10102 skarv2006 Offline Send Email Sep 6, 2007
11:39 am
... Hi Colin Here are my experience with hinged battens. I used them as long as I had IRIS. First I used two hinges for each batten. One at 1/3 of the batten ...
10103 Gary PIck
hartleyspind... Offline Send Email
Sep 9, 2007
7:35 am
I'm reading a book at the moment called The Voyage of The Golden Lotus by Clifford & Illingworth. Has any one here read it? Incredibly young bloke goes to Hong...
10104 arne_kverneland_norway
arne_kvernel... Offline Send Email
Sep 9, 2007
5:39 pm
Stavanger, 9th Sep 2007. Hi Gary. That book (.. probably just extracts from it...) went as a serial in the JRA newsletter 10 – 16, that is, from 1984-1987!...
10105 Patric Albutat
albutat Offline Send Email
Sep 10, 2007
12:09 am
The war of the bulkheads? Yes, read it and found it to be quite a good read actually. Tough guys those kiwis! Perhaps the most interesting thing (apart from...
10106 Gary PIck
hartleyspind... Offline Send Email
Sep 10, 2007
10:23 am
That really was one huge rudder on Golden Lotus. I'm about 12 pages from the end. As far as blue water cruising goes, it was definitely much more simple back...
10107 Jeffrey Mills
jeffreymills001 Offline Send Email
Sep 12, 2007
3:49 pm
Sailing the dory to Anaconda (Anacapa) Island, and certain peril A serpent-shaped island 15 miles off the Cali. coast, of which I saw last month from 34,000...
10108 De Clarke
de_anander Offline Send Email
Sep 13, 2007
12:11 am
I continue to search for alternatives to industrial Al pipe (just stubborn I guess)... somewhere, can't remember where, I have read (in a real book, not online...
10109 marrsdave Offline Send Email Sep 13, 2007
8:31 am
Looking good, Jeffrey I'm in the process of building a 20ft dory that will also have a single daggerboard but a single junk sail (hull complete, real work to ...
10110 Jeffrey Mills
jeffreymills001 Offline Send Email
Sep 13, 2007
5:04 pm
Thanks for your interest. I'm very glad to be of inspiration. Once the bulk of your labors are over, you can enjoy your accomplishments like no other can. Most...
10111 Matthijs van Kempen
sloepmetballen Offline Send Email
Sep 13, 2007
9:28 pm
What a coincidence: I was looking at the butt end of a stack of pvc pipes (32 mm) for my battens and had exactly the same thought of making a mast this way. In...
10112 De Clarke
de_anander Offline Send Email
Sep 13, 2007
10:44 pm
the answer I got from a mech engr online who has worked with sandwich beams and honeycomb composites was this: I suspect failure in unstayed masts is due to...
10113 Tord Eriksson
mr_tord_s_er... Offline Send Email
Sep 13, 2007
11:36 pm
Yes, I seem to have read the same, somewhere! Wikipedia, maybe?! Or was it PJR?! One way of doing it in modern terms is to have an aluminium mast inside a ring...
10114 Peter Walker
pictonmarina Offline Send Email
Sep 14, 2007
12:18 am
I am very happy with my unstayed masts on my junk rigged 40' steel schooner. the masts are constructed from laminated Douglas Fir. Mainmast is 50' and ...
10115 De Clarke
de_anander Offline Send Email
Sep 14, 2007
12:51 am
thanks for the description of your masts Peter! the design problem I face is undersized partners. they are hellaciously strong weldments, but a bit skimpy on ...
10116 De Clarke
de_anander Offline Send Email
Sep 14, 2007
12:56 am
http://www.deboerarchitects.com/BambooThoughts.html Bamboo is an extremely strong fiber; with twice the compressive strength of concrete and roughly the same...
10117 De Clarke
de_anander Offline Send Email
Sep 14, 2007
1:31 am
There is really no limit to the uses of laminated bamboo. It can be used for chairs and other furniture, plates and utensils. In fact it can be used just like...
10118 shaunbarrymcmillan
shaunbarrymc... Offline Send Email
Sep 14, 2007
1:44 am
Just a question-what is wrong with a schedule 40 alminium mast of sizable or robust (ie slightly over-sized) dimensions? I understand that there are concerns...
10119 Peter Walker
pictonmarina Offline Send Email
Sep 14, 2007
2:48 am
If anyone would like a trip to look at multiple use of laminated bamboo they have only to go to Kunming, capital of the Yunan province in China where there is...
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