Ultra-strong adhesives securing the boards to one side of the velcro, and then free straps for the rest?
*interesting* Vinay On Tue, Sep 14, 2010 at 7:39 PM, Spiral Syzygy <[email protected]>wrote: > Hmm, > > You could bevel the edges, run velcro strips on either side of joints > and use 4 - 6" nylon webbing with velcro on it just like it was tape. > The harness idea is really slick too. The webbing could all be > fastened together, with rivets or something, into one big harness that > holds the structure together and also transfers force to the > tie-downs. It's some labor, for sure, but it could be very worth it. > The design could lend itself to all sorts of board materials too. Then > it could be as simple as having the harnesses manufactured > commercially to bring cost down and keep it simple. The boards could > be whatever is clever for the area you're in. Cut the boards, bevel > the edges, run velcro on the boards and then apply the harness to set > it all up. > > Any thoughts? > > Spiral > > On Tue, Sep 14, 2010 at 1:31 PM, Steve Upstill <[email protected]> wrote: > > In reality, is there any fundamental reason the boards need to be taped > together? I can envision a harness that has six diagonal downward straps > terminating in anchors. With those anchored firmly down, and a belt to go > around the wall tops (plus maybe one for the bottom), what else would you > need? [Pragmatically speaking, you'd probably want to patch-tape the panels > together while you fiddle with the belts, but once it was all cinched up it > would be self-sustaining--especially if you've bevelled your panels.] > > > > On Sep 14, 2010, at 2:26 PM, Spiral Syzygy wrote: > > > >> Velcro isn't an awful idea. I've seen Husky Hang-alls that use velcro > >> and can support many hundreds of pounds. Perhaps a thin wood frame > >> around the foam board would allow for bolting some heavy duty nylon > >> webbing with Velcro to it. It would go up fast, come down fast, be > >> reusable with out dropping $70 on tape everytime you want to put it > >> up. It's a thought for anyone who would be willing to engineer > >> something like this. > >> > >> Spiral > >> > >> On Tue, Sep 14, 2010 at 12:57 PM, Vinay Gupta (Hexayurt Shelter > >> Project) <[email protected]> wrote: > >>> > >>> <grin> > >>> > >>> I couldn't get a hexayurt of that size to work with 2" tape - I'm just > not > >>> that precise a builder! > >>> > >>> Nice work, and I agree that the tape is becoming a weak link. We've > >>> specified "hexayurt tape" before - six inches wide, different glues, > foil > >>> surface and when there was a company that was working with us to do a > >>> commercial edition I thought we would be able to get a run produced. > >>> > >>> That was a few years back, and there's no ongoing commercial > development of > >>> tape right now that I'm aware of. > >>> > >>> But, yes, it's clearly an issue. I don't know what the smart answer is. > >>> Velcro? > >>> > >>> Vinay > >>> > >>> On Mon, Sep 13, 2010 at 2:00 AM, Zippy <[email protected]> wrote: > >>>> > >>>> Hi Y'all, > >>>> > >>>> We had an amazingly successful 2010 on the Playa with our first > >>>> Hexayurt. It really made a difference to our experience. Thanks to > >>>> everyone for sharing all of their great ideas, tips and tricks. > >>>> > >>>> One lesson among many that I came away with and want to share was > >>>> related to tape. I was lucky enough to bump into a veteran hexa- > >>>> yurter this past summer at a local Burn, and he warned me about the > >>>> disadvantages of the 6" bi-filament tape. The fact that it is hard to > >>>> handle, breaks down quickly due to heat, dryness and UV and is very > >>>> expensive, not to mention ugly in terms of its appearance and carbon > >>>> footprint. This drove me to find an alternative. > >>>> > >>>> I began by purchasing a 2" metallic tape, intending only to do my > >>>> panel edges with it, rather than using the bi-filament, which is too > >>>> wide for this purpose anyway. The product was: > >>>> > >>>> Nashua Tape Products - FlexFix Metallic Tape > >>>> 1.89 In. x 120.3 Yd. (48 mm x 110 m) > >>>> ~$11.00/Roll > >>>> > >>>> (Trust me, I don't work for or have affiliations with Nashua!!! I am > >>>> an anti-corporate leftist Burner freak) > >>>> > >>>> It is a very thin, strong, shiny, metallic coated plastic tape that is > >>>> more akin to regular packing tape than duct tape. It has a bit of > >>>> stretch and is very sticky, thus adheres well to a variety of > >>>> surfaces. To give an example of just how durable it is, today I was > >>>> stripping some off my post-Playa yurt, and finished the day with an > >>>> hour long soak in a very hot bath. After my bath, my wife spotted a > >>>> small scrap of tape (1 cm2) that was still adhered to my elbow! > >>>> > >>>> As I became more familiar with the product, I debated whether it could > >>>> be used for the structural joints. I did some test fitting beforehand > >>>> and the joints felt strong so I decided to take the chance, but took > >>>> the 6" bi-filament along as backup, just in case. I did use the 6" > bi- > >>>> filament tape for the main final roof joint only, due to the ease at > >>>> which it can be strung over the structure with two people. > >>>> > >>>> We had early arrival, and set up the yurt only moments before the rain > >>>> storm hit at noon on Saturday. I put a guy-line at each of the 6 > >>>> corners, and had only taped the exterior seams. We were at 5:30 and C > >>>> and the wind was very strong. I watched the poor yurt from a distance > >>>> while I helped rescue our neighbors who had been caught mid-stride > >>>> erecting their carport, not knowing whether it would hold up to the > >>>> blast or not. Well, it did hold up, and after about a 45 minutes of > >>>> pretty intense winds and rain, I realized one vertical wall joint > >>>> hadn't even been taped. My wife had been inside the entire time and > >>>> she said it was pretty scary, as the walls and roof panels had been > >>>> flexing considerably under the wind load (1" R-MAX). > >>>> > >>>> After that I decided to tape all of the seams on the interior as well, > >>>> and once done, I never looked back. The yurt was solid as a rock with > >>>> two inch tape! No messy degraded 6" tape to deal with, and super easy > >>>> to cut apart at the end of the week with a blade. The only difficult > >>>> joint on the whole structure was the center roof joint that we taped > >>>> with bi-filament tape, which was peeling and bubbling due to the heat > >>>> and dryness. > >>>> > >>>> I am motivated to share the experience and encourage more people to > >>>> consider going this route. Now, obviously there is risk, as the shear > >>>> strength and strength of adhesion (due to smaller surface area) is > >>>> unlikely to be as high as the 6" bi-filament tape. However, although > >>>> there is no reasonable way to analyze such things on paper, and one > >>>> success story does not mean anything, I was very impressed with this > >>>> material. And, another thing I confirmed is that this material can > >>>> stand up to rain with no trouble. > >>>> > >>>> In the past 8 years on the Playa, I have experienced larger storms, > >>>> but Saturday's storm was formidable, and I feel confident my yurt > >>>> could have handled much, much more than it did once I taped both > >>>> sides. I'm a civil engineer in the default world, and I'll be > >>>> returning to the Playa with this 2" tape (yeah okay ... I'll bring the > >>>> 6", just in case ;)) > >>>> > >>>> CAVEAT! > >>>> > >>>> I beveled all of my joints and created a very tight, well-fitting, > >>>> structure. This takes time and diligence and using 2" tape absolutely > >>>> depends on this kind of accurate construction. If you have squared > >>>> panel edges and rough construction skills, I'd stick with 6" Tape! > >>>> > >>>> Advantages: > >>>> > >>>> Much cheaper > >>>> Much thinner, thus less buildup on yurt and long term maintenance > >>>> Much prettier > >>>> Much easier to cut during installation and teardown > >>>> Much easier to handle, to avoid wrinkles and folds > >>>> Much less material expended, therefore more environmentally friendly > >>>> Holds up much better under UV, heat and the dryness of the Playa > >>>> > >>>> Disadvantages: > >>>> > >>>> Can not be used to span errors in construction > >>>> Probably has lower strength of adhesion due to smaller surface area > >>>> VERY probably has lower shear strength than bi-filament tape. > >>>> > >>>> Hope this helps someone! > >>>> > >>>> -- > >>>> You received this message because you are subscribed to the Google > Groups > >>>> "hexayurt" group. > >>>> To post to this group, send email to [email protected]. > >>>> To unsubscribe from this group, send email to > >>>> [email protected]<hexayurt%[email protected]> > . > >>>> For more options, visit this group at > >>>> http://groups.google.com/group/hexayurt?hl=en. > >>>> > >>> > >>> > >>> > >>> -- > >>> Vinay Gupta > >>> Free Science and Engineering in the Global Public Interest > >>> > >>> http://hexayurt.com - free/open next generation human sheltering > >>> http://hexayurt.com/plan - the whole systems, big picture vision > >>> > >>> "In the midst of winter, I finally learned that there was in me an > >>> invincible summer" - Albert Camus > >>> > >>> Twitter/Skype/Gizmo/Gtalk/AIM: hexayurt > >>> UK Cell : +44 (0) 7500 895568 / USA VOIP (+1) 775-743-1851 > >>> > >>> -- > >>> You received this message because you are subscribed to the Google > Groups > >>> "hexayurt" group. > >>> To post to this group, send email to [email protected]. > >>> To unsubscribe from this group, send email to > >>> [email protected]<hexayurt%[email protected]> > . > >>> For more options, visit this group at > >>> http://groups.google.com/group/hexayurt?hl=en. > >>> > >> > >> -- > >> You received this message because you are subscribed to the Google > Groups "hexayurt" group. > >> To post to this group, send email to [email protected]. > >> To unsubscribe from this group, send email to > [email protected]<hexayurt%[email protected]> > . > >> For more options, visit this group at > http://groups.google.com/group/hexayurt?hl=en. > >> > > > > -- > > There is something fascinating about science. One gets such wholesale > returns of conjecture out of such a trifling investment of fact. > > -- Mark Twain > > > > > > -- > > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > > To post to this group, send email to [email protected]. > > To unsubscribe from this group, send email to > [email protected]<hexayurt%[email protected]> > . > > For more options, visit this group at > http://groups.google.com/group/hexayurt?hl=en. > > > > > > -- > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<hexayurt%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/hexayurt?hl=en. > > -- Vinay Gupta Free Science and Engineering in the Global Public Interest http://hexayurt.com - free/open next generation human sheltering http://hexayurt.com/plan - the whole systems, big picture vision "In the midst of winter, I finally learned that there was in me an invincible summer" - Albert Camus Twitter/Skype/Gizmo/Gtalk/AIM: hexayurt UK Cell : +44 (0) 7500 895568 / USA VOIP (+1) 775-743-1851 -- You received this message because you are subscribed to the Google Groups "hexayurt" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/hexayurt?hl=en.
