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10th July 2010, 03:03 PM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Urethane Kayak Skin
Here is the link to the skin material used by First Light Kayaks Folding Kayaks by FirstLight if anyone wants to follow it up. Haven't seen many reviews of their kayaks, so not sure how good it is,...
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3rd July 2010, 09:14 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Pultruded versus wound mandrel carbon tube
Hi Chuck, interesting to read your comments. My carbon tubes were made by C-Tech in Auckland, New Zealand. They are mandrel wound pre-preg carbon with a Young's modulus of about 95GPa. I have been...
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2nd July 2010, 09:29 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Hi Chuck - good to see the close up pictures of...
Hi Chuck - good to see the close up pictures of the skin on your kayak. I'm definitely interested in alternatives to the PVC, will have to look at a source of the hyperlon - problem down her is...
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29th June 2010, 01:04 PM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Hi Chuck, good to hear our thoughts. As far as...
Hi Chuck, good to hear our thoughts. As far as posting pictures goes, there are two ways.
If the picture is already on the WWW somewhere (for example if you've put it up on Flickr or similar,... -
27th June 2010, 11:14 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Hi Chuck, thanks for the comments. I re...
Hi Chuck, thanks for the comments.
I re -read my comment about your design and it came across as dismissive of your efforts, for which I apologise, it wasn't my intention at all. It's a very... -
21st June 2010, 01:10 PM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Hi Bill, I've posted some pictures of a mock-up...
Hi Bill, I've posted some pictures of a mock-up of the marine ply frame/HDPE corner concept on my Flickr photoset:
http://farm5.static.flickr.com/4027/4718622577_15e54ab673.jpg
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19th June 2010, 10:59 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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WOODEN Cockpit coaming
Have added some more pictures of the cockpit coaming and associated construction to my flickr page:
Folding Sea Kayak - a set on Flickr
Will tidy it up with a few more comments and order when I... -
19th June 2010, 09:37 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Yes, wood can hold it's own against the high tech...
Yes, wood can hold it's own against the high tech composites because it is a high tech composite - Of cellulose and lignin, with some engineering at cellular level that the human engineers can only...
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16th June 2010, 11:03 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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As you're now using some wood in the kayak, I...
As you're now using some wood in the kayak, I guess that means we can continue to discuss it here!
A couple of issues: HDPE corners need to be both sides of the ply so things hold together. As the... -
16th June 2010, 09:48 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Hi Scott, these are the people who made up the...
Hi Scott, these are the people who made up the carbon tube for my kayak:
C-Tech Carbon Tube - Round - www.carbon-tube.com
As you can see, about NZ$40 per metre which is a lot better than your... -
6th June 2010, 07:42 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Pictures on Flickr
Hi Everyone, I'm just figuring getting a photoset of the kayak construction up on Flickr. I might end up linking to the individual photos here with some more description/information, but in the...
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5th June 2010, 12:22 PM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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What I mean to say is I believe you could build...
What I mean to say is I believe you could build the folding version to the same rocker as the hard-shell version on the strong back, be prepared to put some cords/straps lengthways at deck level to...
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5th June 2010, 10:55 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Bufflehead Folder
Hi Brian, I'd approach that particular problem by just ignoring it.
Most of Tom's designs have little rocker, but that's inherent in the style of the design and use. They're not designed to do... -
3rd June 2010, 07:54 PM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Hi Bill, you mention using "HDPP ex industrial...
Hi Bill, you mention using "HDPP ex industrial cutting mat" Do you mean high density polypropylene, or is the last P a typo? I'd be dubious about using polypropylene for the cross frames, I had a...
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2nd June 2010, 10:48 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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"Determination and self belief"
Hi Brian, good to hear from you. "Determination and self belief" - maybe, but I also had a fair idea of what I didn't know, and the journey I'd have to take to get there.
One big plus of the... -
31st May 2010, 09:37 PM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Hi Bill, I agree that the Sea Otter design...
Hi Bill,
I agree that the Sea Otter design would serve your needs well. My design was the result of a long process and ideas I wanted to try out, and I'm happy with the result, but if you got... -
31st May 2010, 09:13 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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Total surface area
anewhouse:
I just checked the numbers on total hull surface area, it's 4.74 m2
Multiply the hull and deck areas by the respective g/m2 and it comes out at 2.53 kg, add about another 500g for... -
31st May 2010, 08:33 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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More details on construction
Thanks for the interest.
Skin is 600g/m2 on the hull, 400g/m2 on the deck. There are zips most of the length of the front and rear deck, the assembled frame goes in through the rear zip opening... -
30th May 2010, 11:04 AM
Thread: 10 kg Folding Sea Kayak
by IanHowick- Replies
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10 kg Folding Sea Kayak
I'm not sure if it counts as a "wooden boat", but some of it is wood, and I'm planning to replace more of the HDPE with wood to make it lighter.
The beginning of the idea was to make a full size,...