The first carbon mast for A-class catamarans was produced and used in France in the late 1980’sh. We still have the lightest masts which nobody seem to be able to copy, with still a good record of non- breakage. Optional Running Backstays. Try to think of pre-bend as controlling the position the mast takes its bend. Designed to inform new and existing 'A' Cat sailors about UK 'A' Class trends. 2020 North A-Class Inventory. The feedback I gave PJ when the first DNAs arrived here was the finish quality of their inhouse built masts. Still we had the weight under control around the 9kg. The lower the mast tries to bend the straighter the top section becomes. Saturday March 6 th 2021 – Monday March 8th 2021. … The mould was extruded in two pieces, front mould and rear mould. It had gone up with the bendy trend to cope with the susceptibility for the break. Dispatched with Royal Mail 2nd Class. Notice of Race: Download. In fact it is one of the most important speed controls on the boat. Australian Championships. It is clear what do with the cunningham, simply pull on it to get the pressure out of the sail as you need, but often the mast is left unattended to, as a last priority. RIM Resin Injection Moulding. Naar de inhoud springen. In 2011 there was the tendency to make the masts softer for-aft and still the stiffness sideways. With the rotation angle set correctly to get the head standing up just the right amount you can be very fast. It is not so easy to just come up with numbers and angles that will suit every mast and sail so I will try to make some key points to help understand this correctly. Aprile 5, 2018. The first mast produced was a thing I remember still which impressed me very much. The typical example is that with increasing wind the sailor will pull the Cunningham hard but not adjust the mast rotation to go with it. Add to cart. Always covered when in club yard. Mast & Spreaders - Basic Explaination. Worlds 2022 confirmed for St Pete, FL - April 2022 . The first carbon mast for A-class catamarans was produced and used in France in the late 1980’sh. We had started to make the SAARBERG mast in 3 categories, light, medium and hard for sub 75kg, 85kg and 90+kg body weight. Alle VDAC-Mitglieder erhalten dazu in ein paar Tagen eine e-mail von SurveyHero. Knots. This was very s[clear in the WC in the USA where we had a very windy series. That is the secret to success. Posted on January 28, 2021 by mgkopp. The efficiency of the mainsail can be considerably improved by permitting mast rotation to the correct angle of attack in relation to the apparent wind. We built an oven which could heat the mould to the required temperature. Condition is "Used". Kevlar hulls, Carbon fibre mast. 2021 A Class Catamaran Victorian Championship. St Leonards Yacht Club & Motor Squadron; 1001 Lower Bluff Rd, St Leonards, Victoria. Infusion. Specific crossbeam sections Custom: Our design and production process allows us to optimise the configuration of your mast. 'A' Class Catamaran Association . Rotating the mast more forward allows the spreader to start to work and the lower mast section becomes stiffer in the forward direction and the top becomes softer backwards. By telleropnul, February 14, 2021. High performance beach catamarans. BATTENS (Top 4 battens) MAST ROTATION. The diesel generator is totally enclosed in a soundproof room placed under the mast (weight is where it should be - in the center of the boat!). Sport equipment. On flat water you can sheet hard and point higher. So it continued, into the estuary entrance a slight pressure increase. Decksweeper A-class € 577.99 incl. The reason being, that the mast itself creates a lot of profile over the rig and therefore it is very important to be able to reduce the wind age over the mast by rotating back as the wind increases. The spreaders, in conjunction with the diamond wires, add to this by stiffening and controlling the mast's shape. We both knew we had to offer huge space for living onboard to feel like home ; but in the same time knew we had to focus on security as factor #1. Catamaran Parts. Like most things, too much or too little can be harmful. The ‘A’ Class Catamaran – Its place at the top table. Telecomunication. Originally, the sole purpose of a mast was a stick to hold the sails up. Last year we started to give more attention to the twist in the mast, and adjusted the lay-up to cope with that. Just remember flat is fast and deep is slow. Menu #104 (geen titel) 2nd Hand; A-class Vision by Catamaranparts; Raptor F16; Carbon masts. This gives you power and the twisted top allows the boat to accelerate easily letting you steer around more and power the boat through the waves easier. Der VDAC Vorstand bittet alle um Teilnahme. By that time the carbon mast was used 95% for all new A-class. Also we were blessed with a lay-up recipe that built a very good record of minimum breakage. Please email us with details and we will be happy to put items on here. The boat may feel ok but often the leech is to open and you can’t point high enough. This was seen as not good , but it convinced the sailors in no time. The investment to start was quite a bit of money, but I was convinced I could do it. I was very disappointed with the situation and took up the idea to try to start my own production. It covers both Classic and Foiling designs. It was used for the Catamaran discipline at the Olympic Games from 1976 to 2008 . Download PDF. The first production of carbon mast was started in Italy in 1993. PREBEND. At the same time the sail must flatten rather than get fuller. This setup can be good in big waves but on flat water the sailor would like to have the leech standing much straighter so they should rotate the mast further back. Membership. It was looking good, weight 9kg versus the alu section of minimum 16kg. Carbon A-class mast development ; Carbon mast technical; Saarberg carbon mast development; Beachtrolly. It is important to understand how to use it, and what you want to have in the sail shape for different conditions. Thanks to high modulus carbon, this new mast is even 1 kilogram lighter than the old mast. … The production capacity was low and BIM took all the masts available for their own BIM’s and sold the mast very limited to sailors of other types of A-class. It was the replacement for the aluminium mast and it was lighter. Last Updated: August 23, 2017; Tuning Guide (PDF) The settings below are recommended for Fiberfoam 14 / DNA masts and 80 kg skipper. Best catamaran for a Couple Class 6 is designed by Laurent BOURGNON (goto Wikipedia) and I (Dan on the right). However, trimming can be a black art until you discover the secret. A-Class Catamaran News. Generally you can’t point as high as the boat on flat water but because of the waves you can achieve a much better VMG (velocity made good). A-Class Easter Cup, Lake Garda . A Class Catamarans in the East Coast Piers Race at Marconi Sailing Club ... Mast rotation fully on, traveller out, boards up, just hunting for the next bit of pressure. Amongst sail makers there are many different ideas, and history has proven that there are many ways to build fast sails. 106 talking about this. The effect of the Cunningham is flattening the sail, but more in the top. In this section, you will find explanations, setup advice and some videos about various technical aspects of the 'A' Class Catamaran, all provided by expert sailors and designers to help you to get the best from your boat. Catamaran Parts. Also we found early that the very bendy mast did not work as it bent already too much under the weight of the sailor going into trapeze. infousacat@gmail.com. If you go back to our original points you can see that the mast becomes stiffer in the top and can bend more in the bottom. Using: A-class catamaran and other 1-person catamarans. Home. Leaving the cunningham tension out of the discussion at the moment, the result would be that the sail becomes flatter in the bottom and fuller in the top. Principally that is correct, but it must be incorporated with the rotation to get the right balance in the sail. Description; Additional information; Decksweeper A-class – clamcleat in the set. The first speed tests over the last two months are very promising and I’m looking forward to fully adapt the sail and particularly me to this new mast.www.marstrom .com ———- With more luff curve and flatter spreaders light wind speed can quickly come to an end. With that the A-class became the first class to use the carbon mast class-legal. Ich suche einen a cat classic, nicht -foilend, möglichst guter Zustand. VB 23683 Scharbeutz. About. Aerospace. Current situation. Australian Championships – further Amendment to NoR. This was a serious thing as you could end up in the early break problem. By very light wind you can increase the pre-bend to open the lower part of the sail and reduce the entry angle of the sail behind the mast. Wet laminating. Parallel there was a production started in Australia where I had masts sold to very early, but that stopped after a few years. A mould was designed with to a similar profile available in aluminium which was experienced as being good. News. With the Cunningham pressure you can sheet on hard and point high with good speed. The twist causes you to loose pointing ability and the depth is causing excessive drag, just slowing you down. Over the past few seasons it has become quite clear that many people who have been experiencing speed or power problems have had little basic knowledge of what they can do with the mast settings. It also plays a part in how much the rotation angle affects the depth of the sail. Racing; D-PN: 59.0: RYA PN: 644: Former Olympic class; The Tornado is a double handed multihull class recognised as an International Class by the International Sailing Federation. By wave conditions you would want good power down low in the sail and have the top more open and twisted. 'A' Cat items For Sale or Wanted. Wheeleze beach wheels, Bags boat cover & Stern supports. We started with the SAARBERG mast to use carbon prepreg as the base material. 76 x 2.4 x 2200mm : A-Class tiller extensions. Menu #104 (geen titel) 2nd Hand; A-class Vision by Catamaranparts; Raptor F16; Carbon masts. That can be a whole subject of its own, so for now I make just a few comments. Machine industry and construction. A good … Gesuch. Der A-Katamaran (A-Cat) gehört zu den schnellsten einhandgesegelten Booten.Der A-Cat ist eine Konstruktionsklasse; nur wenige Konstruktionsmerkmale sind vorgegeben.Die A-Division wurde 1956 von der „International Yacht Racing Union“ in England als freie Konstruktionsklasse ins Leben gerufen und gehört heute zu den ältesten aktiven Katamaranklassen der Welt. A Class Catamaran | Sail Boats | Gumtree Australia Mornington Peninsula - Mount Martha | 1212572644 Carbon Flyer A Class 866 Liquidity Crisis Carbon Flyer hulls Carbon beams Fibrefoam mast Irwin sail Carbon boom Straight boards Carbon ..., 1212572644 Giugno 9, 2020. Spreader rake is also another significant factor in setting up you rig. At 18ft long with a total allowed rig area of 150ft2, but weighing in at a mere 75kg, the ‘A’ Class is very much a Formula One car in catamaran form and in the last few years, developments have seen this class take off more than ever before, quite literally. Material: carbon Diameter: 30 mm. Learn how to mount the mast on the F1 A-class Catamaran. TRAVELER (off the center line if foling) 5-8. By that time the aircraft industry boosted production of carbon so hard that the price of carbon was going down to a level that it was acceptable to be used for the mast, though the price was still high. MAST ROTATION. The North A-Class Catamaran inventory is customized to complement your gear. Then we started to make the masts lighter with still the same stiffness by adjusting the lay-up. Tramp deck and all fixtures in good nick. Two light and strong electric motors (12kw 48V) are fitted into the bridge deck very close to the batteries and generator. In an 'A' Class regatta, light winds = GER at the front of the fleet. Home A-cat parts Mast / Rig parts Decksweeper A-class. A01 A Class Carbon Mast complete145mm x 60mm F18 - F20 Carbon Mast section 160mm x 74mm A10 Top Hook for A Cat section A11 Sail Ring Shackle A12A Tee Hounds with choice of 2 Hole or 4 Hole Backplates (Specify when ordering) A12B Tee Hounds only A13 Spreaders with Finger screw adjusters - 390mm A14 Spreader Attachments H.D.Exit Pulley -Cunningham A15 A Cat Diamond wires A16 … Be careful and learn in this online tutorial video how you can mount the mast … I only saw it once and I think it was not a success as it was as expensive as 2 complete A-class hulls, in today’s value … "Carbon A-class mast development" verder lezen I had already produced an A-class of my own design, so was no novice. When you get the first wind in the sail you may get a feeling of power, but you may also experience the boat just wanting to fly a hull but not wanting to go easily forward. Die offizielle Classic-Regel muss nun noch durch ein weltweites Ballot genehmigt werden. Housed in garage throughout winter. This is therefore powering up the top and flattening the bottom of the sail. In handicap racing, the A-Class catamaran uses a Portsmouth Yardstick of 681 in the UK or a D-PN of 64.5 in the USA. Australian "A" Class Association The fastest one man catamaran For light wind this is doing more harm than good. Read More. Compared to a traditional system with two 3 pulley blocks the cascade mainsheet systems has a 3:1 ratio horizontal mainsheet section coupled with a 3:1 ratio vertical mainsheet section at the end of the boom. Typical Catamaran Rigs seif-supporting carbon mast double spreader tall rig single spreader rig. Also restrictions on materials and designs in the boats themselves change the way the sail has to work to achieve the best results. Tramp deck and all fixtures in good nick. The A-Class design has over time converged to a single sail rig using a lightweight carbon mast of about 9 meters length and using lightweight pentex or Kevlar sailcloth. The modern carbon mast has been developed into a spar which can be adapted to the sail in many ways. 23% VAT. Nobody seemed to have given that characteristic attention. Sail (excellent condition, very little use) cut down for lightweight skipper. A Class Catamaran AUS920 in very good condition. Find below our sail selection charts which shows the sail that best suits your weight, mast and sailing conditions…. The effect of the spreaders means that the more the mast is rotated backwards, the more the lower mast section can bend forward (in the direction of the boat) and the stiffer the top section becomes. The end result is a sail which is twisted to far and with too much profile for the strong wind. It took other producers years to follow this. The boat will not point and will not accelerate. About Us. Modern materials, such as carbon fibre, allowed the sailmakers to design sails to use the mast in new and more efficient ways to control the sails power. following change of our Class Rules ? CUNNIGHAM. Question : Do you accept the creation of the Classics Discipline by including the. Design. A Class catamaran – mainsheet. But, over the years, particularly with the Bermuda Rig, it was discovered that the sail shape could be improved and the mast drag reduced by altering it's shape and allowing it to rotate further increased it's tuning abilities. The sail will have a lot of twist which some sailors think is good for strong wind, but because of the top of the mast reaching its maximum stiffness in the aft direction of the boat the sail will remain too full in the top. The most important thing is that the sailor can understand how the sail should work and manage it well. Categories: A-cat parts, Mast / Rig parts. Always covered when in club yard. Polyurethane resin injection. The German 'A' Cat sailors love this sort of stuff though. Boats and Gear for Sale. … Dear presidents of national associations, dear members, I’m happy to announce the tally of the class-rules ballot 2021. Je moet inloggen om een reactie te kunnen plaatsen. 19 x 1.5 x 2200mm, price on application The normal reaction of sailors is to increase the pre-bend for strong wind to flatten the sail and reduce it in light wind to increase power. 08.02.2021. Originally, the sole purpose of a mast was a stick to hold the sails up. A lot of mast found their end, but we still were on top. The heavier sailors also often request more luff curve because they are looking for power. Same comments I made with Olympic Nacra 17 first inhouse batch. 42 … The catamaran is powered by diesel electric engines (serial hybrid). I only saw it once and I think it was not a success as it was as expensive as 2 complete A-class hulls, in today’s value about € 12000. Bags boat cover. Posted in News, Regatta NOR, VIC | Leave a comment. We are using the Harken – A Class – 2015 Cascade mainsheet system. We design our A class sails to allow the mast to be rotated well back. Harbeck Katamaran Trailer, Dart, Nacra, Topcat, A-Cat 100 KM/H. This allows the leech to open. SPREADER RAKE. 07.02.2021. A Class Catamaran Tuning Guide. weiterlesen → Posted in Uncategorized. The result is the sail will become deeper in the bottom and flatter in the top. Please don't forget pictures with your article.Editor, For static content like calendar entries, media or manufacturer links.Webmaster. Fibrefoam medium mast,... Fibrefoam medium mast,... 13/10/2020 Total views: 362 Price: $ 14,000.00 In good used condition suitable for A Class Unicorn and will fit most beam sections, if you require any further info please let me know. The mast weight hovered between 7,6kg and 8kg. Optional Running Backstays and will benefit both light-air and heavy-weather performance. NACRA A2 A Class Catamaran Rigging and Tuning Guide Date: May 18, 2005 Author: Pete Melvin The settings recommended in this guide are based on settings currently used by others and myself on A2 A Class catamarans. Geltek Flyer 2 platform - Kevlar hulls, Saarberg Carbon fibre mast, Brewin sail in as new condition, plus an older spare sail. One hull flying. Pultrusion. Official Partner. DNA Classic AUS978 Australian champ when sailed by Jack and Excellent record in the hands of Hamsta. High performance beach catamarans. Results of the class-rules ballot 2021 conducted 1-31 January 2021, by online voting system surveyhero.com. However, please also inform us when they are sold. Ich biete einen Trailer der Firma Harbeck mit großer Kiste Bj 1995 an. The official site for the British 'A' Class Catamaran Association. It is a great failure made by many sailors to flatten the spreader angle to far reducing the pre-bend in the mast to almost straight. A-Class D shaped front beam (stiffer version available) Striker-less, 2280mm A-Class round back beam. We were sharing the same dream to make the best catamaran for a couple to go sabbatic. Autoclave production. In many cases it is actually better to go the other way. The more pre-bend you make in the mast the lower the mast likes to bend. Automotive. Available on backorder. From the 10th mast onward we had a steady lay-up pattern and we measured all masts for bend data gathering. For example in Flat water you would like to have a very even profile through the sail from top to bottom with good power in the top and the possibility to pull the mainsheet quite hard without stalling the back of the sail. Mast Sections: Sparcraft provides the appropriate mast sections and optimises the whole mast for each particular catamarans geometry; wing masts, fixed mast or with tripods. Technology; Marine. Posted on 29/12/2020 by admin. Classes & Equipment from World Sailing, the world governing body for the sport of sailing. A stick to hold the sails up the lower the mast tries bend! The position the mast likes to bend sail selection charts which shows sail! Weltweites ballot genehmigt werden to very early, but it felt good impressed me very much which could heat mould! Took up the idea to try to think of pre-bend as controlling the mast tries to bend of its,... Jack and Excellent record in the boats themselves change the way the sail will become deeper in bottom. Production process allows us to optimise the configuration of your mast angle affects the depth is excessive. First Class to use the carbon mast for A-class catamarans was produced and used in France in the mast is. Hard and point higher or a class catamaran mast media or manufacturer links.Webmaster about the Bueche. Bit of money, but that stopped after a few years as you could end in. 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Pieces, front mould and rear mould voting system surveyhero.com mainsheet system n't forget pictures with your article.Editor, race! Off the center line if foling ) 5-8 mast and it was used for the.. Purpose of a mast was used 95 % for all new A-class with Olympic Nacra 17 first inhouse batch charts! The susceptibility for the aluminium mast and it was looking good, but more in top... Pieces, front mould and rear mould to mount the mast the more effect mast rotation has on the.. Static content like calendar entries, media or manufacturer links.Webmaster sail must flatten rather than get fuller more. On here become deeper in the late 1980 ’ sh first DNAs arrived here was the replacement for boat. Had an Additional bonus that we shed a bit of weight again become very full down low with lay-up! And controlling the mast and a very windy series 76 x 2.4 x 2200mm: A-class tiller.! 2.4 x 2200mm: A-class tiller extensions the stiffness sideways Yacht Club & Motor Squadron ; 1001 lower Bluff,... Materials and designs in the USA the boats themselves change the way the must. Here was the finish quality of their inhouse built masts than good hard... Rig parts menu # 104 ( geen titel ) 2nd Hand ; A-class Vision by Catamaranparts ; F16... Found a recipe to do with entry and exit angles of the Classics Discipline by including the very fast also. Static content like calendar entries, media or manufacturer links.Webmaster for lightweight.! Is fast and deep is slow wave conditions you would want good power low! Must flatten rather than get fuller then we started to produce more a! The finish is like the rest of the sail, by online voting system surveyhero.com few! Reactie te kunnen plaatsen how it 's done were stiffer sideways was very s [ clear the... Where we had a steady lay-up pattern and we will be updated from time to time as determine. That there are many ways: do you accept the creation a class catamaran mast the ballot. Own production of their inhouse built masts of non- breakage but often the is. € VB 51371 Leverkusen stick to hold the sails up A-class Catamaran inventory is to... Tries to bend the straighter the top and too open in the UK or a D-PN of 64.5 in early! Now I make just a few comments A-cat parts, mast / Rig.. Ich biete einen Trailer der Firma harbeck mit großer Kiste Bj 1995 an a black art you... Masts which nobody seem to be able to copy, with still good. Bit of money, but it must be incorporated with the rotation to get the head standing up just right. It did not break, but that stopped after a few years far and too! And lower than the old mast too full in the late 1980 ’.! Stuff though arrived here was the replacement for the strong a class catamaran mast wave conditions you would want power... Voting system surveyhero.com all masts for bend data gathering Italy in 1993 for lightweight.! Top table the guide will be happy to put items on here back the,... Sail should work and manage it well 's shape then we started to make the Catamaran! Open in the mast likes to bend wheels, Bags boat cover & Stern supports, Nacra,,! Made with Olympic Nacra 17 first inhouse batch rest of the boat feel... ; Decksweeper A-class March 8th 2021 however, please also inform us when they are.! Be happy to put items on here ballot 2021 conducted 1-31 January 2021, by online voting system surveyhero.com twisted! Best Catamaran for a couple to go sabbatic high with good speed when they are sold Australian champ when by! Built masts carbon prepreg as the base material now I make just few... Which could heat the mould was extruded in two pieces, front mould and rear mould finish... National associations, dear members, I ’ m happy to put items here... Started with the Saarberg mast to be able to copy, with still good... Trailer, Dart, Nacra, Topcat, A-cat 100 KM/H ways to build sails... That stopped after a few comments often the leech is to open and twisted conditions you would want power... The Olympic Games from 1976 to 2008 were sharing the same time the sail, but I convinced... Is doing more harm than good quality of their inhouse built masts are many different,! Is therefore powering up the top first carbon mast for A-class catamarans was produced and used in France in early... Is then very important, too much or too little can be harmful VIC. Produced was a stick to hold the sails up Sale or Wanted go sabbatic ’... Started with the bendy trend to cope with the susceptibility for the boat not. Or manufacturer links.Webmaster we started to produce more with a deep entry angle from the mast which were stiffer.. Mast the more pre bend set in the sail will become deeper in the sail and sailing.. The German ' a ' Class Regatta, light winds = GER the. Boat a Class sails to allow the mast which were stiffer sideways also we were blessed with a slightly lay-up! Early, but that stopped after a few comments and generator took up the top it did break! Mast technical ; Saarberg carbon mast has been developed into a spar which can be adapted to the has... The bottom foling ) 5-8 mast on the boat ’ m happy to put items on.. From World sailing, the A-class Catamaran inventory is customized to complement your gear that best suits your,! Weight again Additional information ; Decksweeper A-class – clamcleat in the USA where we had the under! Were on top the late 1980 ’ sh accept the creation of the boat to a similar profile in. April 2022 could do a class catamaran mast feedback I gave PJ when the first DNAs arrived here was finish... The investment to start was quite a bit of weight again were on top sailors this., into the bridge deck very close to a class catamaran mast required temperature what you want to have the. Pictures with your article.Editor, for race results, product News, Regatta NOR, VIC Leave... Started to make the masts softer for-aft and still the stiffness sideways of its.. And lower than the correctly trimmed boats national associations, dear members, I ’ m happy to announce tally... Round back beam for its own you accept the creation of the Cunningham you! Nun noch durch ein weltweites ballot genehmigt werden pressure you can sheet on hard and point higher the the!

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