Dear edmond of, the video have been removed from my gallery, i didnt know you would hound me for my one and only video of my cozy, and also after pocketing 20% from the sale of my cozy drawings no worries, im cool to the 5 wonderful gentlemen whove bought my cozy plans, thank you so much for your support, i am only a plane builderhobbyist, not a businessman, it. Aircraft spruce has now created a builder support team for the cozy mark iv homebuilt aircraft they have owned the design rights to since 2004. The forward opening canopy design is available from uli wolter, the designer of the cosy classic modifications. Comes in british, captured german, and bw and two sizes. The plans for the original davenport system are here in pdf format. Cozy mark iv designer, originall y modified rutan longes z to a sidebyside two plus one configuration called the cozy 3. It is a canard pusher design, which is a very efficient platform, and is designed for high speed relatively long distance travel. Dennis rose describes how he built his cozy mark iv diy airplane. Nat puffer, with burts endorsement, scaled the 2 seat tandem long ez to a 3 seat cozy iii, which then evolved to the 4 seat mkiv shown below voyager to the right. Cozy mk iv canard semiscale foam scratch build page 6. Had two eaa technical counselor inspectionsreports, first after completing all bulkheads and the second afte. Aircraft spruce supplies components for a wide variety of homebuilt aircraft and discount pilot supplies. Download the latest dynon skyview operating system. Cozy plans in cad brazil i have been a customer at aircraft spruce for some years now.
It uses the lycoming 0360 180 hp engine, has two rear seats a, thicker wing spar and large winr g area than the cozy 3. The aircraft is built from plans using basic raw materials. They should fit much better than the plans jigs but still follow the plans jigging method. Aircraft spruce is the only company authorized to sell cozy mark iv plans. I then blew air into the 14 id tube until the column of water rose to the 18 inch mark. Sam senmounnareth painted my cozy mark iv airplane. It is not a kit aircraft, though many small parts are available prefabricated. Cozy mark iv the cozy mk iv is a highperformance, fourseat canard aircraft which is. All cozys are hand built from plans and the network of builders and builderfliers online is very strong. See chapter 22 for a plan to keep from running out of battery power for a thirty minute download. Markets plans and components to construct the cozy mark iii and higherpowered mk iv fourseat canard monoplanes of composite construction, developed from nathan puffers sidebyside twoseat cosy classic, which itself was developed from the rutan longez.
Experimental aircraft, the cozy mark iv, a derivative of. The design was originally marketed by nat puffer and later sold to aircraft spruce and specialty corporation. As of october 6, 2007 this project has been sold to another builder. Cozy mark iv wicks aircraft supply 2000 catalog prices prices current as of november 14, 2000 part no. The cozy plans are the reference for all builders, and should be. Ultracruiser project log by thayne after spending weeks researching hundreds of various home aircraft built airplanes homebuilt i have decided the hummel ultracruiser aircraft is. At any rate, the shape of the wooden insert is significantly different than shown. Besides all the information on this website i created a summary page with all of the details this site documents the planning and construction of cozy mark iv number 824. Blue bird mini servo used for actuating canards, its. Matt and heather jacksons cozy mk iv building the dream. Precision cnc wing jigs are now available for the cozy mk iii. A classic looking 191718 british tank which was arguably, the most important tank in the war to end all wars. Despite the prominent place on kitplanes magazine, this plane is not a kit.
Its scratch built from plans using particular density foams and fiberglass with only a few parts being able to be purchased from vendors. On aug 7, 2006 blonde streak was completely destroyed by fire after an electrical malfunction in the starter circuit. Cozy mark iv four seat, canard, composite, trigear, licensed by rutan coz development corp. My engine is bigger cubic inch wise than the venerated dodge viper engine, so it started there. Download cozy mark iv license agreement download cozy mark iv kit list. As the owner of the design rights for the cozy mark iv and the source for plans and kits, aircraft spruce continues to sell brocks parts. How im building and test flying a cozy mkiv my second homebuilt plane so. Matt and kristens cozy page watch the progress of a cozy mark iv plans built in aircraft construction. Cozy mk iv canard semiscale foam scratch build rc groups. Aircraft spruce purchased the cozy designs cozy iii and cozy mark iv from coz development, and as of january 1, 2004 has the exclusive right to market these designs.
The cosy classic is the european version of cozy iii, changed to a forward opening canopy and other modifications. Canards are made of 2 halfs of 5mm thick soft balsa cad and then sanded down to shape. The download page on solventreducer form pti shows this to be pt1003 ty 1 reducer listed as 0901658. This web page simply describes my personal experience of a cozy mk iv construction project as it progressed from a pile of parts and materials to an airplane that flys at over 200 mph. Plans built homebuilt aircraft aviation construction. Since i got the plans back here in brazil i started scanning and redrawing the plans and translating the building manual to portuguese so people helping me could understand them. Later, deman d for 4 seats led to nats cozy mark iv. The first issue is that the drawing for the wooden reinforcement comes directly from the long ez plans or was it the cozy 3 plans. The 3rd edition of the cozy mark iv plans and construction manuals blue covers were published in february, 2002. If you are interested in learning more about the cozy mark iv. Cozy iv the cozy mark iv is a 4seat aircraft and the successor to. He states that he lowered his approach speed by 10 kts. Obtain your authentic plans only from an authorized source. The hotwire template elevators are cut per the hotwire templates on the plans.
The cozy mark iv is a 200 mph longdistance cruiser that can seat four people that is constructed by aircraft enthusiasts from a set of detailed plans only. Last weekend, russ put the final touches on his cozy mark iv plane a project that he has been working on for 23 years, right around the corner from. The cozy mark iv is a 4seat, single engine, homebuilt light aircraft designed by nat puffer. The plans tell you to compare them to the elevator contour templates after cutting and then sand them to shape taking into account 0. Clean off the teflon pipe thead sealer paste from all of the fittings in the fuel line fittings.
Thank you kristen we did a lot of looking at different designs before deciding on the cozy. This is neither the official cozy site nor even the unofficial cozy site. Mark beduhn supplied these drawings for vortex generators that he installed on both his canard and main wing. If this is your first visit, be sure to check out the faq by clicking the link above. They are designed to work the same way the plans jigs work but were developed by taking cross sections of a 3d wing model in cad.
The instruction manual and plans have chapters, and the first chapter in which you build part of the plane is chapter 4. You need to look ahead to chapter 8 to see where to mark the. I hope you enjoy jeffs and my adventures in building this airplane. Ian douglas has created a dxf file of the cozy mkiv wings. I have started the website at chapter 16 and i will download the chapters fore and aft of that soon. So now i have 3 planes to mess with, and once i get the cozy 4 flying, i am selling my longez and starting a cozy 540 project of my own design too many projects. It uses the lycoming 0360 180 hp engine, has two rear seats a, thicker wing spar and large winr g. Click on the image below to download a pdf showing all the foam parts and how they fit together for the cozy mk iv. I make 2 types of elevator cores for the cozy mk iv, hotwire template elevators and contour template elevators. Cozy mark iv is ready for test flight buffalo rising. Cozy mk iv the process of building an experimental airplane. This site is not intended to suppliment the cozy mark iv plans in any way.
Aircraft spruce already sells plans and kits to homebuilders worldwide for nat puffers cozy mk iv plane, but now they will also be able to offer technical builder support thanks to a collaboration with experienced builder marc zeitlin. In september, 2003 my lovely wife, kristen, ordered a set of plans for the construction of a cozy mark iv as a combined gift for the year. Ive been working on this plane now for about 5 years and i have about 2 12 to go i would guess. I do however appreciate corrections if something here is wrong. Ill organize this by chapter, starting with chapter 4, but first ill show you the spacious quarters my basement in which i started building this plane, and the tools and implements ive. Mark beduhn supplied these drawings for vortex generators that he installed on both his. The cozy is a plans built plane, meaning that you do not order a pile of parts to assemble, you order a stack of plans and a pile of materials. Cozy mark iv 4 place version of puffer cozy plans to be marketed. I changed plans and finished the interior panels, seat props, throttle quadrant console, and the ipf28 cover, ect. Cozy mark iv project for sale the canard zone forums. This site is only intended as a way of documenting my building progress and sharing that progress with the cozy building community. As the owner of the design rights for the cozy mark iv and the source for plans and kits, aircraft spruce wanted to insure that builders would continue to have a source for the former brock parts, and now has the existing inventory in stock.
The only modifications currently planned are to use matco brakes. Openez drawings, revision 5 package the canard zone. Rutan agreed to provide nats company, coz developmen of mesa, t with a license agreement to sell plans that use rutans technology. Rutan agreed to provide nats company, coz development of mesa, with a license agreement to sell plans that use rutans technology.
Welcome to my website documenting the building of a cozy mark iv homebuilt 4place, 200 mph aircraft. I take no responsibility if information gathered here results in accidents or other mishaps. Details of the fire and the events leading up to it as well as the awful pictures are located here. To start viewing messages, select the forum that you want to visit from the selection below.