telescopic mast sailboat

2021/05/21

For example, the user may first pin the section 14a4 to the section 14a3 with the pin 153; next the user may pin the section 14a3 to the section 14a2 with the pin 152; and finally the user may pin the section 14a2 to the section 14a1 with the pin 151. A cable guide which may be in the form of a pair of spaced apart, vertically oriented tabs 36 is preferably provided at or near the top of each of the mast sections, for guiding therebetween a cable 37 that extends from the top of the top-most mast section (here 144) down to a winch 40, which may be located at the bottom of the base section 141, or which may be located remote from the mast by use of a suitably provided pulley system. & Terms of Use. 1. In the last vido it compares to a normal laser. In that case, the base section and the one or more telescopic sections each have internal cavities in fluid communication with each other and with said pump, the cavities being adapted so that fluid pressure therein produced by the pump causes the one or more telescopic sections to telescope apart, thereby causing the collapsible mast to adopt an extended configuration. Designed to withstand, without stays, any sea condition the yacht is designed for. Carbon fibre stages FIG. No need to register unless you would like to participate, although some images will only show if you are registered/logged-in. Click here for fast response from your local sales representative. Internal stiffening system (patent pending) Referring back to FIG. As will be readily appreciated, it is not essential that the entire interior surface area 25a be covered by bearing material. fibra carbono veleros carbonio rotondo veleiro nauticexpo The telescoping portion can be raised sufficiently by pulling on a flexible line or cable to unseat a spring-biased fork that supports the telescoping portion in a raised position, allowing the telescoping portion to be lowered under its own weight into the trunk portion. The integration of both the signal and the anchor lights allow compliant navigation. The following additional features may be provided in any suitable combination. No stays needed. Referring back to FIG. It is to be understood that, while a specific collapsible mast and rigging for a sailboat has been shown and described as preferred, other configurations could be utilized, in addition to those already mentioned, without departing from the principles of the invention. However, the mast rings could be secured more tightly to the mast sections so that they would be able to support the sail if desired. Lights height from deck AMS mast can withstand any weather condition without stays thanks to an internal stiffening system. Preferably, the telescopic sections have cylindrically shaped exterior surfaces, and each mast ring has a circularly shaped portion for fitting around the cylindrically shaped exterior surface of the selected telescopic section. Privacy Policy The use of carbon fiber makes them light, with a modern and pleasant design. With push-button deployment, the telescopic light mast is easy to extend or retract. Electrical cable & Terms of Use. 9 and 10 show the mast 12 in the fully extended configuration so as to highlight a rotational control feature of the invention. Weather conditions A patent pending stiffening system makes the mast rigid once completely open. 1 shown attached to a cut-away portion of the mast of FIG. It is advantageous to use oil as the hydraulic fluid and allow for some leakage, however, so that the sliding surfaces that are exposed to the elements when the mast is in its extended configuration have a light coating of oil to help resist corrosion. So it is important that the mast ring 24 not damage the sliding surfaces around which it is fitted. For reasons to be discussed below, the mast ring 24 is loosely fitted to a mast section so that the mast ring can rotate about the mast section, and so that it can slide up and down on the mast section. The mast 12 has a fixed base section 141 and one or more telescopic sections 14n (the minimum value of n being 2) supported by the base section. 3, for example. The bearing material may be applied to the surface 25a as a coating or attached thereto as a preform by use of inset fasteners or adhesives. Go to the Advanced Mechanical Solutions website for more information, See all of Advanced Mechanical Solutionss catalogs, See all Advanced Mechanical Solutions products. 6 shows a sail 28 that has been provided with grommets 30 according to the invention. Quickly deployed at the touch of a button, they extend to a height of up to 10 metres. Preferably in addition, the cavities are capable of being in fluid communication with the holding tank by operation of a valve. Returning to FIG. The mast sections are preferably formed of a corrosion resistant material. Pre preg epoxy carbon fibre. The terms and expressions which have been employed in the foregoing specification are used therein as terms of description and not of limitation, and there is no intention in the use of such terms and expressions to exclude equivalents of the features shown and described or portions thereof, it being recognized that the scope of the invention is defined and limited only by the claims which follow. AMS telescopic lightmast FIG. Waterproof housing FIG. 5 shows the mast ring in place around one of the mast sections 14. FIG. generation, <- Previous Patent (Methods and systems ). 11. We produce carbon fiber masts, installed flush with the bridge inside a waterproof housing and integrated into the structure. Preferably, respective interior surfaces of the circularly shaped portions of the mast rings each have a polymeric bearing material for making contact with the selected telescopic section. The top-most mast section, here 144, is preferably hollow as shown to minimize weight, but this is not essential. 1, for the purpose of maximally collapsing the sail 28, to facilitate wrapping it in a shroud for road transport. FIG. Lights orientation 1 is an isometric view of a sailboat with a collapsible mast and rigging according to the invention, including a telescopic mast and a plurality of mast rings for connecting a sail to the mast.

Aluminum or stainless steel are some examples of preferred metal materials, and plastic materials could be used. On the other hand, the loose fitting mast rings allow the sail to rotate about the mast, and this is believed to be desirable to allow the leading edge of the sail to better align itself with the wind-stream than the current methods for mounting a sale to a mast, by which the leading edge of the sail is installed as a tongue into a groove in the mast, allows. The mast ring has a ring-shaped portion 25 for surrounding the mast section, and a sail-attachment portion 26 for attaching to the sail.

Since the base section is mounted to the sailboat, the telescoping sections are thereby likewise constrained to remain at a substantially fixed azimuthal orientation relative to the boat. IP55 electric switchboard for local operation provided with programmable logic controller and configured for remote operation from the wheelhouse or other location. 1, a connector 42 for guy cables 40 is preferably provided at the top-most telescopic section 14n for anchoring the mast against bending forces in the standard manner; and a connector 43 for guy cables 41 is provided at about half-mast. Clear carbon look glossy or matt, or painted in a RAL or custom colour. CQuips telescoping two and three stage light masts are the ultimate solution for yachts which are 50 metres or longer. Telescopic stages material The system is totally sealed. FIG. 400kg with Aluminium housing and actuator. If this is your first visit, be sure to FIG. For powering the collapsible mast, a hydraulic fluid pump may be provided. 5, the grommets 30 provide through-holes to be captured between tabs 32 (32a, 32b) of the sail-attachment portion 26 of the mast ring 24 that, preferably, have corresponding holes so that a bolt 33 and lock-nut 34 can be used to fasten the sail to the mast ring. 11 is a side elevation of the mast and mast rings of FIG. Each AMS telescopic light mast is completely designed and tailored to meet the customer's requirements. Many alternative configurations of the cable guide could be used. Each mast section is closely toleranced to mate with seals (not shown) incorporated into the mast section into which it is received to prevent leakage of the hydraulic fluid such as might otherwise occur at the interface between the sections 141 and 142 indicated as A in FIG. Sub Carbon Surfer Masts on Cat or Dinghy. FIG. Preferably, there are a plurality of mast rings, each mast ring has a sail attachment portion for attaching the mast ring to the sail of the sailboat, and a ring-shaped portion for fitting around a selected one of the telescopic sections and, thus fitted, sliding on the outer surface thereof, and each mast ring has a circularly shaped portion for fitting around the cylindrically shaped exterior surface of the selected telescopic section. 7 is an isometric view of an alternative mast ring according to the invention, illustrating a manner of attaching the sail of the sailboat thereto. Compact and concealed storage means it is flush to the deck when retracted, which frees up valuable space when the light mast isnt needed. The WoodenBoat Forum is sponsored by WoodenBoat Publications, publisher of WoodenBoat magazine. With reference to FIG. Alternatively, as noted previously, it may be desirable to fit the base section into the keel, and as will be readily appreciated by persons of ordinary mechanical skill, there are many ways this could be done. A ring-shaped portion 25a may be formed of steel rod that is dipped in a lubricious coating material. 2 shows such a mast 12a, with a base mast section 14a1 and three telescopic mast sections 14a1 14a4 pinned, respectively, by use of pins 151-153, to the adjacent mast section therebeneath, which the user manually inserts through corresponding holes in the mast sections. Telescopic masts are supplied as ready-to-use products, with an electrical panel and a hydraulic unit. Finally, FIG. 7 showing the sail of the sailboat attached thereto. The electrical cable is completely hidden inside t he system (patent pending). 1 combined with a schematic view of a fluid holding and pumping system for extending and collapsing the mast. For use as a mast and rigging for a sailboat, a collapsible mast is provided having a base section and one or more telescopic sections, along with a plurality of mast rings. The connector 42 may be rigidly attached at the top of the top-most telescopic section 14an, but the connector 43 has a ring-shaped portion like the that of the mast rings 24, so that it can be attached to its mast section in like manner and therefore so that it can slide on the mast section the same as a mast ring. It is to be understood that this summary is provided as a means of generally determining what follows in the drawings and detailed description and is not intended to limit the scope of the invention. All rights reserved. Navigation lights No stays needed. With the mast in its extended configuration, the connector 43 is normally supported by the junction between two adjacent mast sections, e.g., where the connector 43 is fitted around the mast section 143, it is supported by the ledge defined by the larger diameter mast section 142 immediately below. The pump has an inlet and an outlet, and preferably a fluid holding tank is provided in fluid communication with the inlet. FIG. KEY ADVANTAGES Multiflex RR 181 cable. FIG. The telescopic light masts designed and built by AMS are unique in both functionality and aesthetics to match with a 50m+ luxury yacht exterior design. but basic study on telescopic masts is now completed it say's.. http://au.groups.yahoo.com/group/harryproa/photos/album/1947136348/pic/list?order=ordinal, http://au.groups.yahoo.com/group/harryproa/?yguid=312404726, (You must log in or sign up to reply here.). In a small sailboat, such as where the mast may be about 20 feet or less in length when fully extended, the mast will generally be light enough that it can be raised, section by section, by hand, even considering the weight of the sail and the tension of the rigging. They are composed by three carbon fibre stages and, when not in use, they can be fully retracted into a compact, watertight housing, disappearing into the deck for flush use on a helideck or aesthetic reasons. 11, when the mast is collapsed, the connector 43 collapses with the mast rings, and the guy cables 40 and 41 become slackened, along with the sail. We have the experience and expertise to create bespoke equipment solutions. Operating voltage: 400Vac, 50Hz. Alternatively, it could be supported at an intermediate position by use of another cable supported by the connector 42, analogous to the cable 50. The material preferably has a low density but it should also be sufficiently strong to withstand internal fluid pressures of 30-60 psi (for example, if a mast section diameter is 3 inches (area about equal to 28 square inches) and the weight the mast section must support (with the sail and all rigging attached) is 1000 pounds, the fluid pressure would need to be about 35 psi, the required fluid pressure being greater for decreasing mast section diameters. 114/90, 114/108, 114/11, 114/112, 114/113, 114/111, Click for automatic bibliography However, many alternative mounting arrangements can be used. completely open and the electrical cable, that is completely hidden inside the system, eliminating the external cable winder. 5 is an isometric view of one of the mast rings of FIG. A patent pending stiffening system makes the mast rigid once completely open. Various lighting configurations are available, including Lopolight and Aqua Signal. It is frequently required to take down the mast of a sailboat, for trailering the sailboat or for passing the sailboat underneath a low bridge. When closed, the mast remains completely hidden under the level of the bridge, while when open it can withstand any weather condition without the use of stays. Boat Design Net does not necessarily endorse nor share the view of each individual post. A collapsible mast and rigging for a sailboat. 9. FIG. Paint finish To get WoodenBoat delivered to your door or computer, mobile device of choice, etc, click WB Subscriptions. A latch 27 of a sail-attachment portion 26a as shown in FIG.

They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. In a small sailboat that is about 14 feet in length, the mast is about 20 feet in height when fully extended; but the sailboat may be of any size, and the mast may be of any height. You will need to register Expertly designed for maximum strength with minimum weight for easy handling. FIG. FIG. Both features are pretty innovative and under patent approval. If the sailboat has a deep keel, it may be desirable to build the non-collapsible base section 141 into the keel to allow for a maximum degree of lowering of the mast. The foot 13 may be welded, bolted, or otherwise fastened directly to a suitably strong, metal surface of the sailboat such as the deck or hull, or it may be fastened to plates or brackets attached to the sailboat. Wellington, Auckland 1060, New Zealand. No. 6,000,354 proposes a telescoping mast, having a base or trunk portion supporting a telescoping portion. Standard version weight The electrical cable is completely hidden inside the system (patent pending). AMS hydraulically operated light masts quickly deploy or retreat at the touch of a button. 7 and 8 show an alternative mast ring 24a and its manner of attachment to the sail 28. For example, where the sailboat is formed of fiberglass, the foot 13 may be fastened to a flat metal plate originally embedded in the fiberglass or glassed in later. 7 is spring-biased to remain closed and thereby retain the sail via the grommet 30 as shown in FIG. The foot 13 is preferably formed of a strong corrosion resistant metal, such as stainless steel or aluminum, and where the mast is also formed of metal, the foot 13 is preferably formed of the same metal to avoid creating a galvanic potential. 39 Vestey Drive, Mt. check out the FAQ. From the waterproof box, installed on the mast bottom, through a sealed cable transit device, ready to be connected to the on-board supply. 2, the base section of any mast 12 according to the invention typically has a foot 13 to which the base section is attached.

A sailboat is also disclosed having a collapsible mast mounted thereto, the collapsible mast having a base section and one or more telescopic sections, wherein the telescopic sections have cylindrically shaped exterior surfaces. Thus the four mast rings referenced as 241 can be caused to slide vertically upwardly by the user independently of the remaining mast rings 242-244 sliding vertically downwardly as a result of the collapse of the mast. The foot 13 is shown as a flat plate for mounting to a flat, level surface, but it should be understood that the foot 13 could have any configuration or orientation appropriate for anchoring the mast to the sailboat.

If required, the switchboard can be provided with a configuration for a 24Vdc auxiliary power supply (e.g. from the on-board batteries) in order to keep the mast status signals active when the yacht is laid up. Each mast ring has a sail attachment portion for attaching the mast ring to the sail of the sailboat, and a ring-shaped portion for fitting around a selected one of the telescopic sections and, thus fitted, sliding on the outer surface thereof. 6 is side elevation of the sail of FIG. Mast open, mast closed, waterproof box flooded. Selling/self promotion postings are verboten on the Forum. 11 also shows an optional upward adjustment of the boom 44 relative to its position in FIG. This is a difficult task requiring above average skill. An electrically driven version has been designed and is available on request. Operating system 1. http://inflatedwingsails.com/en/category/video-en/, Tools / Materials / Techniques / Products.

No catalogs are available for this product. 10 is a side elevation of the mast of FIG.

To advertise, take a look at WoodenBoat Advertising, or use your Google Adwords account if you want to advertise on the Forum. 4 is an isometric view of one of the mast rings of FIG. Privacy Policy

FIG. The diameters of the base and telescopic sections 14 are exaggerated for illustrative purposes. As is standard practice in the art of hydraulics, the exterior surfaces of the telescopic sections are cylindrical, as are the interior surfaces of the base section and each of the telescopic sections that supports another telescopic section; that is, all sliding surfaces are cylindrical. Smart design features require minimal attachment points to the deck and hull structure allowing flexibility with your configuration and available space. Discussion in 'Sailboats' started by yipster, Apr 25, 2012. One problem with the rigging proposed in the '354 patent is that the sail remains extended in the lowered position and so remains capable of being blown about when that is not desired.

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