GB2390349A - Sailing vessel with multiple sprits - Google Patents

Sailing vessel with multiple sprits Download PDF

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Publication number
GB2390349A
GB2390349A GB0215202A GB0215202A GB2390349A GB 2390349 A GB2390349 A GB 2390349A GB 0215202 A GB0215202 A GB 0215202A GB 0215202 A GB0215202 A GB 0215202A GB 2390349 A GB2390349 A GB 2390349A
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United Kingdom
Prior art keywords
sprite
protrusions
multitudinous
support
craft
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GB0215202A
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GB0215202D0 (en
Inventor
William Francis Pentecost
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Individual
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Individual
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Publication date
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Priority to GB0215202A priority Critical patent/GB2390349A/en
Publication of GB0215202D0 publication Critical patent/GB0215202D0/en
Publication of GB2390349A publication Critical patent/GB2390349A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H9/00Marine propulsion provided directly by wind power
    • B63H9/04Marine propulsion provided directly by wind power using sails or like wind-catching surfaces
    • B63H9/08Connections of sails to masts, spars, or the like
    • B63H9/10Running rigging, e.g. reefing equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H9/00Marine propulsion provided directly by wind power
    • B63H9/04Marine propulsion provided directly by wind power using sails or like wind-catching surfaces
    • B63H9/08Connections of sails to masts, spars, or the like

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

A sailing vessel 1 has a rigging system which incorporates at least two sprits or spars 3 extending from the vessel. The sprits are joined by a connecting member 4. During sailing the tack of at least one sail 39 is attached to the connecting member for lateral movement to allow movement of the tack with respect to the vessel. The tack may be attached to a sliding member (38, fig 13) which runs along a track (11, Fig 13) provided on the connecting member. The position of the tack in relation to te vessel may be controlled by lines (6, Fig 13) which run from the sliding member to the cockpit of the vessel. The vessel may be provided with a pair of sprits extending from the bow 7 of the vessel and a pair extending from the stern 8 of the vessel, with a connecting member extending between each of the pairs of sprits.

Description

BOWSPRITS
The present invention relates to an improved bowsprit system, stern sprite, protrusions and sail control for watercraft.
Fixed and extending bowsprits are well known features of older sailing craft and have become popular again with the use of gennakers in modern racing dinghies and sailboats. The bowsprit extends forward of the bow and acts as an attachment point for sails or sailing equipment. There are also bowsprits, which move from side to side, which is usually done when the craft is sailing down wind to give more effect to gennakers or other sails. Stern sprite have also been used for some time in older sailing ships. Single bow bulbs lying substantially below the water line have been used on displacement craft for some time. Nets have been used with single bowsprits and between decks of multihull crap.
The problem with the present sail system is that the gennacker or other sails are still not flying across the beam of the craft enough to take full effect from wind from astern. The gennacker is also less and less useful as the craft sails more into the wind from a broad reach. Single fixed bow bulbs on displacement craft do not capture the bow wave under the boat, nor do they increase water line at the stern. Single sprite or single level splits do not offer the diversity of applications of multiple and multiple level sprite.
According to the present invention there is provided two or more fixed or extending sprite attached to a watercraft or able to be extended from a
Rousing in the hull or extended by hinging out from the crabs. The sprite may be provided with a connecting member so that a sail attached to the connecting member can be moved side to side in relation to the beam of the boat. This means the sail can be moved more widely across the boat than with a conventional system sail setting system so as to catch more wind when sailing before the wind or on a Broad Reach. When sailing on a Reach or into the wind the angle of the sail connected to the extending bowsprits can be angled to give advantages in power and lift from the sail. There is a particular beneficial effect possible when sailing Close Hauled or on a Reach when the angle of the sail from the mast or masts to the control system means the sail is at such an angle that it is slightly horizontal in its set to help give more lift.
Where the bowsprits protrude to a higher plane than the deck level the extra lid benefits of the more horizontal set of the gennacker or other sails may be accented. There is also a benefit in that larger fore sails can be made to work more effectively with standard boom systems and with through mast swing boom systems, both enhancing their effect by acting as a more adjustable parallel sail on a reach or close hauled and by increasing the effective sail area sailing a wider goose wing before the wind and on a broad reach. There may also be multiple and multiple level stern sprite, which have a profusion of practical uses some of which are mentioned below. There may also be protrusions or sprite at various levels in relation to the waterline which function together in some applications. The sprite and protrusions near the waterline can increase the effectiveness of the crabs by influencing water flow, adding stability and buoyancy.
Optionally the multiple sprite may be fixed.
Alternatively the multiple sprite or protrusions may be extendable
Typically the extendable multiple sprite will have housings largely within the hull of the craft.
Typically the control lines for the sail will run out each bowsprit, feed through an attachment or hole from which they angle across and meet each other at the sail or sail control.
Optionally there is one or more connecting members between the multiple sprite at each end of the craft, along which attachments for controlling the sails' position may be fixed or move along the connecting member or members. Optionally the connecting member or members between bowsprits, or bowsprits and bows, stern sprite, and other protrusions will be curved.
Optionally any track running along the connections or deck may be curved.
Optionally any track may be curved on the horizontal plan and /or vertical plan. Typically the attachment that moves along the connecting member or members between the bows and /or sprite, will have its own control lines fed from the attachment toward the bowsprits and back into the boat.
Optionally there are both the control lines for the sail or sails and for attachments, which move along the connecting members between the sprite and / or bows.
Optionally the connecting member or members between the sprite will be rope or flexible material.
Optionally the connecting member or members between the sprite and / or bows may be a resilient substance.
Optionally the fixed or extending sprite may not be parallel to each other.
Optionally the forward ends of the fixed or extending sprite may protrude outside the beam of the craft.
Optionally the sprite may swing or swivel on one or more planes.
Optionally there may be multiple sprite at different heights at or above the waterline. Optionally the sprite extend or protrude higher than the deck level.
Optionally the control systems with connecting members, attachments and runners, slides or tracks and control lines are attached between the hulls or on the deck of a multihull crap.
Optionally the housing of the multiple bowsprits will extend forward to a line near the bow.
Optionally the housing of the multiple bowsprits will extend forward and have a connection between them and the bow.
s Optionally there will be beam sprite out toward the beam from the bow and / or stern.
Optionally there will be beam sprite from the bow and / or stern to each side which form attachment points for lines, anchors, anchor equipment, tracking, stays, netting, ladders Optionally connecting member or members between multiple bowsprits, aft sprite and protrusions are aerodynamic in profile.
Optionally connecting members between multiple bowsprits, aft sprite and protrusions may be housings.
Typically the control lines connected to a sail will be to the tack of the sail or tack strop.
Optionally the control systems for moving the tack of the sail run across the deck area.
Optionally the control systems for tack of the sail are on runners or tracks or slides attached to the decks or protrusions from the deck area.
Optionally the control systems, tracks, runners and / or slides are fitted diagonally in relation the bow to stern line.
Optionally the control systems for cleat of the sail are on curved runners or tracks or slides or fixing points attached to the decks or protrusions from the deck area.
Typically the curved tracks, slides or runners on the contours, protrusions, decks or protrusions from the decks will be at such a radius that connections fixed from them to a mast will not have to be shortened or lengthened as the runner, slide, track or bottom end is moved around the runner, track or slide.
Optionally double or multiple extensions being either fixed or extending may protrude Tom the aft of the boat and be called stern sprite.
Optionally double or multiple extensions being either fixed or extending protrude from the aft of the boat in a generally horizontal position.
Optionally the stern sprite may not be parallel to each other.
Optionally the an end of the stern sprite may extend outside the beam of the boat. Optionally there are beam sprite and extending beam sprite extending from the sides of the boat Optionally there are beam sprite and extending beam sprite extending from the sides of the boat on the forward section Optionally there are beam sprite and extending beam sprite extending from the sides of the boat and support seating with back rests.
Optionally there are beam sprite and extending beam sprite extending from the sides of the boat that hold seating with back support and /or wind breaks.
Optionally the seats with back support and / or windbreaks may fold outside the beam of the boat from within the beam on the boat Optionally there are beam sprite extending from the sides of the boat for attaching control lines for sails.
Optionally bowsprits, stern sprite and beam sprite and protrusions may extend telescopically. Optionally the multiple bowsprits or stern sprite or protrusions may be support for netting.
Optionally the multiple bowsprits or stern sprite or protrusions may support safety devices.
Optionally the multiple bowsprits or stern sprite or protrusions may support ladders. Optionally the multiple bowsprits or stern sprite or protrusions may support a container or containers for ladders or safety equipment with or without quick release mechanisms.
Optionally support for the containers for ladders and safety equipment may be on other parts of the craft.
Optionally the multiple bowsprits or stern sprite or protrusions may be support for devices to tilt or turn propulsion units.
Optionally the multiple bowsprits or stern sprite or protrusions may be support storm and stay sails.
Optionally the multiple bowsprits or stern sprite or protrusions may be support storm and sea anchors.
Optionally the multiple bowsprits or stern sprite or protrusions may be support safety lines and floating safety lines.
Optionally the multiple sprite or protrusions may support a scoop.
Optionally the multiple bowsprits or stern sprite or protrusions may be support net scoops to pick up a man overboard or persons in the water generally. Optionally the multiple sprite may support anchors.
Optionally the multiple sprite or protrusions may support anchor controls.
Optionally the multiple sprite or protrusions may support systems for recovering objects from the water.
Optionally the multiple bowsprits or stern sprite or protrusions may support a sectioned off bathing area.
Optionally the multiple sprite or protrusions may support winches.
Optionally the multiple bowsprits or stern sprite or protrusions may support a tender.
Optionally the multiple bowsprits or stern sprite or protrusions may support connections to a tender.
Optionally the multiple bowsprits or stern sprite may support a towing system for a tender.
Optionally the multiple bowsprits or stern sprite or protrusions may support lining systems for tenders.
Optionally the multiple bowsprits or stern sprite or protrusions may support systems to aid fishing.
Optionally the multiple bowsprits or stern sprite or protrusions may support sail control systems.
Optionally the multiple bowsprits or stern sprite or protrusions may support walkways Optionally the multiple bowsprits or stern sprite or protrusions may support a platform. Optionally the multiple bowsprits or stern sprite or protrusions may support a windbreak and / or spray and water break.
Optionally the multiple bowsprits or stern sprite or protrusions may support extra seating or sleeping areas.
Optionally there is a pole or extending pole attached part way up the mast that can swing out either side of the boat to act as a brace for the clew of a sail or the sheet attached to the clew.
Optionally there are poles or extending poles attached the deck of a boat to act as a brace for the clew of a sail or the sheet attached to the clew.
Optionally the poles or extending poles may slide along or up and down runners where they are attached to the mast or deck.
Optionally the poles or extending poles may have fastenings to restrict sliding where they attach to the sail clew or sheet.
Optionally the housing for the fixed or extending bowsprits and stern sprite may form part of the hull andfor deck structure.
Optionally the housing for the fixed or extending bowsprits and stern sprite may act as ducts for cables and control lines.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to extend the waterline of the craft.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to increase the stability of the craft.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to break wave slam.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to trim the craft.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to protect the propeller area of a craft.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to support mechanisms to drive the craft.
Optionally the multiple fixed or extendable sprite with or without connecting members may support water jets.
Optionally the multiple fixed or extendable sprite with or without connecting members may support propellers.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to support wind or wave generators for electricity.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to support skirts.
Optionally the multiple fixed or extendable sprite with or without connecting members may be used to support mechanisms to harness wind or wave power. Optionally the multiple fixed or extendable sprite with or without connecting members may be used to house mechanisms harnessing wind or wave power.
Optionally the multiple fixed or extendable sprite with or without connecting members may be flexibly connected to the crap and have buoyancy attached and / or built in.
Optionally the multiple fixed or extendable sprite with or without connecting members may extend below the water line.
Optionally a there may be a single sprit with extensions to ward either side of the crap.
Optionally the single sprit with extensions may be "T'' shaped..
Optionally the single sprit with extensions may be "Y" shaped.
A specific embodiment of the invention will now be described by way of example with reference to the accompanying drawing in which: Figure 1 shows a side view of a hull with both bow and an sprite.
Figure 2 also shows a side view of a hull with bow and aft sprite with various attachments. Figure 3 shows a side view of a boat with 3 fore sails set to work together.
Figure 4 shows a boat from above with fore and an sprite with connecting members. Figure 5 shows a boat from above with a through boat housing joining the fore and an sprite.
Figure 6 shows a boat from above with three forward sprite and a 4 mast system. Figure 7 shows a boat from the side with platforms on the fore and aft sprite.
Figure 8 shows a boat from the side with bowsprits at raised and deck levels and rear sprite with the raised rear sprite bearing a seat and the sprite below the water level bearing a propeller.
Figure 9 shows a boat from the side with bowsprits with the one at or near the waterline supporting a hydrofoil. The waterline stern sprite are supporting a hydrofoil and deck level stern sprite supporting safety equipment.
Figure 10 shows a side view of a boat with sprite at a level around half way between the water level and deck level or about the tunnel in a tunnel hulled craft. Figure 1 1 shows a section of a double sprit from above with connecting member with control lines and connection to the tack of the sail.
Figure 12 shows a section of a connecting member and attachment with sail controls. Figure 13 illustrates a section of connecting member with track and sail controls. Figure 14 shows a bow view of a craft with bowsprits and 2 foresails working together with the tacks drawn out to the starboard.
Figure 15 shows a view of a boat from above with bowsprits and connection member. Figure 16 shows a craft from above with bowsprits and connecting member with a foresail with the tack drawn out to starboard.
Figure 17 shows a craft from above with bowsprits and connecting member where the connecting member and track extend beyond the bowsprits to and beyond the beam of the craft. There is also shown sprit housing with a connecting member to the bow also extends beyond the sprite and outside the beam of the boat. There is a foresail with its connected to the bow transverse track with its tack is out to starboard.
t4 Figure 18 shows a craR from above with bow and aft sprite with connecting members with warps extending form them. There is a deck track with the tack of the sail drawn out to starboard.
Figure 19 shows a craft from above with bowsprits and connecting member with a foresail with its tack drawn across to port to work together with a through mast swing boom.
Figure 20 shows a craflc from above with a foresail with its tack drawn to starboard to work better with the main and jib in down wind goose wing formation. Figure 21 shows a craft from above with bow and aft sprite supporting netting and walkways.
Figure 22 shows a craft from above with bow and aft sprite supporting basins.
Figure 23 shows a craft from above with 3 independent bowsprits and an sprite with netting covering propellers.
Figure 24 shows a craft from above with curved tracks on the bowsprits and connector with curved track and curved track on deck.
Figure 25 shows a craft from above with bowsprits protruding outside the beam of the boat supporting a curved track, a straight bow transverse track and diagonal on deck tracks.
Figure 26 shows a craft from above with curved tracking both for and aft.
Figure 27 shows a craft Mom above with splayed beam sprite supporting curved tracks crossing the bow and the deck.
Figure 29 show a trimaran from above with bowsprits on the outer hulls supporting curved tracks, which cross the bow and deck of the central hull.
Figure 30 show a catamaran from above with bowsprits and connecting member and a curved track and another curved track between the bows.
Figure 31 shows a cross section of an aerofoil connecting member.
Figure 32 shows a craft from the bow or stern with multi level sprite near deck level and water level.
Figure 33 shows a craft from the bow or stern with sprite near deck level and adjacent to a tunnel.
Figure 34 show a craft from the bow or stern with sprite near deck level and also at or near the water line.
Figure 35 shows a craft from the bow or stern with sprite at deck level and at or near water level.
Figure 36 shows a craft from the bow or stern with sprite at or near the deck level and also water level.
Figure 37 show a craft from the bow or stern with sprite at or near the deck level and within the contour of a tunnel and at or near the waterline at the sides of the tunnel.
Figure 38 shows a hull from above with a "T" shaped sprit.
Figure 39 shows a hull from above with a "Y" shaped sprit Figure 40 shows a hull from above with a "V" shaped sprit.
Figure 41 shows a hull from above with a curved sprit.
In the Drawings the numbers indicate the following: - 1 Hu11,2 Tunnel, 3 Sprit, 4 Connecting Member, 5 Waterline, 6 Control Line, 7 Bow, 8 Stern, 9 Wetted area when boat is at rest, 10 Contours, 1 1 Track, Runner, or Slide, 12 Through Mast Swing Boom, 13 Catamaran, 14 Trimaran, 15 Housing or Casing, 16 Safety Device, 17 Sleeping Place, 18 Seating, 19 Clew, 20 Luff, 21 Winch, 22 Ladder, 23 Sheave, 24 Mooring lines, 25 Wind Generator, 26 Propeller, 27 Hydrofoil, 28 Mast, 29 Through Boat Housing, 30 Net, 31 Mooring or Towing Warp, 32 Clip, 33 Aerofoil Connecting Member, 34 Platform, 35 Walkway, 36 Basin, 37 Attachments, 38 Blocks, 39 Sail, 40 Quick-Release Mechanism Referring to the drawing there is provided a hull (1) with sprite (3) which extend from the hull. The sprite are joined by connecting members (4) which
may support straight or curved tracks, runners or slides (11) which in turn support attachments (37) or blocks (38) and sheaves which are controlled by lines (6) which in turn feed lines (6) to control the sails (39) The sprite (3) may be supports for Housings or Casings (15), Safety Devices (16), Sleeping Places (17), Seating (18), Winches (21), Ladders (22), Sheaves (23), Mooring Lines (24), Wind Generators (25), Propellers (26) Hydrofoils (27), Nets (30), Towing Lines (31), Platforms (34), Walkways (35), Basins (36), Attachments (37), Blocks (38). Sprits (3) on or near the water line may be so shaped as to break waves, divert water, and or increase the water line length ofthe craft. The sprite (3) may help stability, trim and buoyancy to the crap. Where a sprit (3) extends forward from the bow at or near the water line it will tend to divert water meeting it. Asymmetric shaped sprite may be used to divert water outside a tunnel as in Fig.37 or a craft the beam of the craft Fig. 9, 32, 34, 35, 36 37. Sprits may be positioned as in Fig. 9,32,34, 36,37 deflect waves so as to decrease the wetted surface on the boat and decrease wave slam.

Claims (69)

1' Claims
1 On watercraft and sand or ice yachts, two or a multitude of sprite or protrusions with connections between them for lateral movement of the tack of a sail, support for other sail controls and support for features such as platforms, neKing, games platforms, walkways, seating, safety equipment, ladders and generators.
2 Two or a multitude of bow sprite as above wherein there is between the sprite a connecting member incorporating a sliding member which has connections to the tack of the sail.
3 Two or more connected bow sprite with a sliding member which can be moved back and forward in a generally port to starboard direction.
4 A sliding member as in Claim 3 which has control lines running along the connecting member between the sprite and back into boat.
A sliding member as in the previous claims through which run a control line or lines attached to the clew of a sail allowing the clew to be let out or hauled in.
6 A connecting member between the sprite as is the previous Claims wherein the connecting member is a line.
7 A connecting member between the sprite as in any of the preceding Claims wherein the connecting member is a rod.
8 A connecting member between the sprite as in any of the preceding Claims wherein the connecting member incorporates a track.
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9 A sliding member as in any of the preceding Claims wherein the sliding member is a ring.
10 A sliding member as in any of the preceding Claims wherein the sliding member is a track fitting.
11 A track as in any of the preceding Claims wherein the track curves between a multiplicity of sprite.
12 A rnonohull boat with two or more sprite as in the previous Claims extending forward and out from the bows in a starboard and port direction with the forward tips of the sprite being within the beam of the boat.
13 Sprits as is Claim 12 in which the tips of the sprite extend outside the beam of the boat so that the forward tips of the sprite are further apart than the base of the sprite at the boat.
14 Sprits as in any of the preceding claims that extend from the bows of tunnel hull craft or multihull craft.
15 One or more sprite as claimed in the preceding Claims in which the sprit or sprite are STY shaped
16 One or more sprite as claimed in the preceding Claims in which the sprit or sprite are use shaped.
17 Sprits as claimed in any of the preceding Claims in which the sprite may swivel on one or more planes.
18 Tracks or control lines connected to the clew of a sail as in any of the preceding claims in which they are substantially on the deck of the craft.
Iq
19 Two or more sprite extending from the aft section of the craft near or above gunnel height.
20 Two or a multitude of sprite or extensions protruding forward from the bows of a craft at or near the waterline.
21 Two or a multitude of sprite or extensions protruding aft from the stem of a craft at or near the waterline.
22 Two or more sprite or extensions positioned on the bow on each side of the tunnel or tunnels in a tunnel hulled craft at or near the waterline.
23 The sprite as Claimed in 22 being shaped and positioned to influence water flow at or near the tunnel mouth.
24 The two or more sprite or extensions as claimed in Claim 21 being shaped and positioned to influence water flow at the stern of the craft.
25 The two or multitudinous sprite or protrusions at or near the waterline as in Claim 20 and 21 wherein the sprite or protrusions support one or more hydrofoils
26 The two or multitudinous sprite or protrusions at or near the waterline as in Claim 20 and 21 wherein the sprite or protrusions support water driven electricity generators.
27 Sprits or protrusions extending from the beam of the craft at between a 70 degree and 110 degree to the keel line of the crag.
28 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support platforms.
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29 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support netting.
30 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support ladders.
31 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form support safety equipment.
32 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form housing and support for safety equipment.
33 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form support for games platforms.
34 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form support for housing for quick release safety equipment
35 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form support for seating.
36 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form support for propulsion equipment.
37 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form support for water jets.
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38 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions form support and support control systems for sails.
39 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions may support a scoop for helping recover a man overboard.
40 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions net scoops for man overboard and games.
41 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support turning devices.
42 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support trim devices
43 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support sea anchors.
44 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support anchor controls
45 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support one or a multitude of anchors.
46 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein me sprite or protrusions systems for recovering objects from the water.
47 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support a sectioned of bathing area.
48 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support a tender.
49 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support winches
50 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions multiple connections to tow a tender.
51 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions may support a tender.
52 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein me sprite or protrusions support a lifting system for a tender.
53 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support walkways.
54 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support windbreaks.
55 The two or multitudinous sprite w protrusions as in any one of the preceding Claims wherein the sprite or protrusions support water or spray breaks.
56 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support sleeping areas.
57 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions are arranged to extend the waterline of the craft.
58 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions are arranged to increase the stability of the craft.
59 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support boarding devices.
60 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions may be arranged and support protection for one or more propellers.
61 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support drive mechanisms.
62 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support wheels.
63 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support devices for raising and lowering wheels.
64 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support fixings for conversion to an ice or sand yacht.
65 The too or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions support housing for buoyancy.
66 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions are fixed.
67 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions are extendable.
68 The two or multitudinous sprite or protrusions as in any one of the preceding Claims wherein the sprite or protrusions are telescopic.
69 The two or multitudinous sprite or protrusions as described herein with reference to Figures 1 to 41 in the accompanying drawings n_r
GB0215202A 2002-07-02 2002-07-02 Sailing vessel with multiple sprits Withdrawn GB2390349A (en)

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GB0215202D0 GB0215202D0 (en) 2002-08-14
GB2390349A true GB2390349A (en) 2004-01-07

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GB0215202A Withdrawn GB2390349A (en) 2002-07-02 2002-07-02 Sailing vessel with multiple sprits

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2014547A1 (en) * 2007-07-13 2009-01-14 Jürg Schneeberger Pivotable bowsprit
FR2944257A1 (en) * 2009-04-09 2010-10-15 William Gruet MOTOR VEHICLE WITH VEIL
DE102011007934A1 (en) * 2011-01-03 2012-07-05 Oliver Schwan Spinnaker boom for e.g. sports catamaran, has spars rotatably articulated at end relative to hulls of boat and connected together at another end, where mounting arrangement is provided in connecting region for neck of headsail

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2499932A1 (en) * 1980-12-22 1982-08-20 Kauffmann Albert Mast for sailing ship - uses masts offset from longitudinal ship axis and connected by spars at head
US4584957A (en) * 1984-01-16 1986-04-29 Belvedere Mark S Multi-hull sailing vessel with variable lift

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2499932A1 (en) * 1980-12-22 1982-08-20 Kauffmann Albert Mast for sailing ship - uses masts offset from longitudinal ship axis and connected by spars at head
US4584957A (en) * 1984-01-16 1986-04-29 Belvedere Mark S Multi-hull sailing vessel with variable lift

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2014547A1 (en) * 2007-07-13 2009-01-14 Jürg Schneeberger Pivotable bowsprit
FR2944257A1 (en) * 2009-04-09 2010-10-15 William Gruet MOTOR VEHICLE WITH VEIL
EP2239193A3 (en) * 2009-04-09 2012-06-13 M. William Gruet Sail-powered vehicle
DE102011007934A1 (en) * 2011-01-03 2012-07-05 Oliver Schwan Spinnaker boom for e.g. sports catamaran, has spars rotatably articulated at end relative to hulls of boat and connected together at another end, where mounting arrangement is provided in connecting region for neck of headsail

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