Tampilkan postingan dengan label plenty. Tampilkan semua postingan
Tampilkan postingan dengan label plenty. Tampilkan semua postingan

Selasa, 13 Desember 2016

Make Sure to Use Plenty of Epoxy


CrappyGluing
Originally uploaded by OzzyC.
After we cut the excess length off of the rear transom, we decided to test the strength of the epoxy. I figured a drop test would be the best way to get a guage of how strong our gluing job was, and I was concerned with the results.

I dropped the excess from about five feet, to see how well it would hold up to a shock. The results werent good. One of the four layers completely broke away. The second layer, as shown in this picture, split about 2/3 of the way through.

The moral of the story?? Use more glue than we did. In order to compensate for the lack of glue, we are going to reinforce the rear transom with several bronze screws. Were going to use bronze screws because they wont corrode over time.
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Rabu, 28 September 2016

Engineering Problems A Plenty


Boys Trip 2006 066
Originally uploaded by OzzyC.
As I mentioned yesterday, our first trip was completely uneventful. This is mainly because there was just enough wind to get us from the landing to our campsite, so we cruised to the island, set up camp, ate, and hoped for more wind the following day. Our wish was fulfilled.

After a hearty breakfast of beer and eggs, Greg and I were anxious to continue our experiment and to test our skill as sailors. We did a quick sail in the water immediately next to our camp site, and were soon satisfied that our boat and our skills were solid enough to venture further into the open water.

Being novice sailors, it took us a little bit of time and experimentation to learn the ropes, but we took great pleasure in the new experience... until we heart that first **CRACK**. I dont remember whether it was caused by shallow water, or by actual stress, but our leeboard mount broke. As this picture shows, the leeboard itself held up to the stress, but the frame wasnt quite as strong, flexible, or whatever.

Despite our hobbled watercraft, we were able to limp back to our campsite, which was upwind from us when the malfunction occurred, and fortunately Greg brought plenty of material for repairs. He pulled the leeboard mount and had soon fashioned a repair of glue and screws. On the downside, we had to wait for the glue to cure, so our sailing was finished for the day.

Stay tuned for our continued misadventures.
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Jumat, 06 Mei 2016

Repaired Leeboard


Boys Trip 2006 086
Originally uploaded by OzzyC.
After repairing the leeboard, we again tested our craft for seaworthiness. As you can see in this picture, the repair was fashioned out of a steel brace, hose clamps and a log provided by mother nature. Greg sunk a lag bolt in to the log. We tested things out, and the repair held, but there was yet another problem. By repairing the leeboard in this fashion, the board didnt sit as deeply in the water, effectively eliminating a portion of our ability to tack. We were able to tack one way against the wind, but not the other.

As you can imagine, this necessitated another long arduous paddle back to shore. Fortunately, we were picked up by a pair of boaters who towed our crippled craft back to our campsite for still more repairs.
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Kamis, 17 Maret 2016

Crazy from the Heat


Shaved Hull
Originally uploaded by OzzyC.
Like I said in my last entry, this heats a killer. We started at around 7:30 and put in about 2 and a half hours. What did we accomplish? Unfortunately not too much.

When we did our test fit last weekend, we saw that the bottom panels were about two inches too wide. So this week we (actually it was just Greg) built a jig so we could draw a line along the hull without removing the sides that wed strapped on, and then we ran a circular saw along the length of the bottom panels and shaved off the extra. In short, we finished about 1/2 hour worth of work in about 2 and a half hours.
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