WO2004024554A2 - Canot pneumatique de service et de survie - Google Patents

Canot pneumatique de service et de survie Download PDF

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Publication number
WO2004024554A2
WO2004024554A2 PCT/US2003/028777 US0328777W WO2004024554A2 WO 2004024554 A2 WO2004024554 A2 WO 2004024554A2 US 0328777 W US0328777 W US 0328777W WO 2004024554 A2 WO2004024554 A2 WO 2004024554A2
Authority
WO
WIPO (PCT)
Prior art keywords
dinghy
survival
service
canopy
exposure
Prior art date
Application number
PCT/US2003/028777
Other languages
English (en)
Other versions
WO2004024554A3 (fr
Inventor
David Hulbert
Original Assignee
David Hulbert
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by David Hulbert filed Critical David Hulbert
Priority to US10/527,210 priority Critical patent/US20060096518A1/en
Priority to AU2003270633A priority patent/AU2003270633A1/en
Publication of WO2004024554A2 publication Critical patent/WO2004024554A2/fr
Publication of WO2004024554A3 publication Critical patent/WO2004024554A3/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C9/00—Life-saving in water
    • B63C9/02—Lifeboats, life-rafts or the like, specially adapted for life-saving
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
    • B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
    • B63B43/10—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy
    • B63B43/12—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy using inboard air containers or inboard floating members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B5/00—Hulls characterised by their construction of non-metallic material
    • B63B5/24—Hulls characterised by their construction of non-metallic material made predominantly of plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
    • B63B17/02—Awnings, including rigid weather protection structures, e.g. sunroofs; Tarpaulins; Accessories for awnings or tarpaulins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2231/00—Material used for some parts or elements, or for particular purposes
    • B63B2231/40—Synthetic materials
    • B63B2231/50—Foamed synthetic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
    • B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
    • B63B43/10—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H9/00—Marine propulsion provided directly by wind power
    • B63H9/04—Marine propulsion provided directly by wind power using sails or like wind-catching surfaces
    • B63H9/06—Types of sail; Constructional features of sails; Arrangements thereof on vessels

Definitions

  • This invention relates to dinghies, and more particularly to dinghies to be carried or towed by sailboats and powerboats, for use in survival situations and/or for use in tender, service, and other utility applications.
  • a service and survival dinghy comprises a double hull formed of impact resistant polymeric material and defining a bottom compartment containing closed-cell foam for permanent flotation capability and sidewall compartments accessible for storage.
  • the double hull is formed of rotation-molded polyethylene or other suitable plastic.
  • the service and survival dinghy further comprises a sailing rig comprising a mast and sail.
  • the mast and sail are stored between uses within the sidewall compartments.
  • the service and survival dinghy comprises a center seat mounted to be flipped from a centered position to a position toward the bow, thereby to allow a rower more legroom.
  • the service and survival dinghy further comprises beckets mounted to gunwale surfaces.
  • the service and survival dinghy further comprises a removable exposure canopy.
  • the exposure canopy is stored between uses within the sidewall compartments. More preferably, the exposure canopy comprises multiple separate panels.
  • the service and survival dinghy further comprises a transom plate mounted in a recessed space in the stern for mounting an outboard motor.
  • the dinghy is self-draining when empty, with a removable plug.
  • the service and survival dinghy further comprises a multi-use cylinder secured along a gunwale of the dinghy and comprising a cover within which there is disposed a deployable web ladder for boarding the dinghy.
  • a service and survival dinghy of the invention thus offers a higher degree of safety than provided by traditional rigid and inflatable dinghies, and at a reasonable cost, i.e., significantly below the cost of most inflatable life rafts and dinghies.
  • FIG. 1 is a perspective view of a service and survival dinghy of the invention.
  • FIG. 2 is a top plan view of the service and survival dinghy of FIG. 1.
  • FIG. 3 is a side plan view of the service and survival dinghy of FIG. 1.
  • FIG. 4 is a similar side plan of the service and survival dinghy of FIG. 1, with a sail erected and canopy in place.
  • FIG. 5 is a side section view of the service and survival dinghy of FIG. 1, with the sail erected, as in FIG. 4.
  • FIG. 6 is an end section view of the service and survival dinghy of FIG. 1, taken at the line 6-6 of FIG. 2.
  • FIG. 7 is a side section view of the service and survival dinghy of FIG. 1, with the canopy in place and secured, as in FIG. 4.
  • FIG. 8 is a similar side section view of the service and survival dinghy of FIG.
  • FIG. 9 is a side section view of the service and survival dinghy of FIG. 1, with motor and a front portion of the canopy in place as a dodger.
  • FIGS. 10-13 are top plan views of the service and survival dinghy of FIG. 1 showing alternative seating arrangements for use of the dinghy in survival situations.
  • Like reference symbols in the various drawings indicate like elements.
  • FIGS. 1-9 an improved service and survival dinghy 10 of the invention will be described with annotations to specific features and options that may be provided, e.g., in preferred embodiments.
  • the service and survival dinghy 10 of the invention has a double hull 12, consisting of an outer shell 14 and an inner shell 16, both formed of polyethylene composition in a rotation-molding process.
  • the outer surface 18 of each shell 14, 16 is 0.115-inch (2.9 mm) thick UN-stabilized polyethylene, bonded to 0.25-inch (6.35 mm) thick closed-cell polyethylene foam 20 at its inner surface 16. (Rigid polyethylene has five times the impact resistance of an equal thickness of fiberglass.)
  • the bottom region 22 of the double hull 12 is filled with lightweight, closed-cell polyurethane foam 24.
  • the service and survival dinghy 10 has a length, L, e.g.
  • the double hull 12 defines a cubic volume of 19.03 cu. ft. (0.54 m 3 ), with a floor 26 defining a surface area of 16.1 sq. ft. (1.5 m 2 ) (in excess of the 4 sq. ft. (0.37 m 2 ) minimum per person recommended for life rafts).
  • 1,000 lbs. (454 kg) of dead weight are required for total submersion of the service and survival dinghy 10 when the cockpit 28 is filled with water.
  • the boat 10 can support approximately 660 lbs. (300 kg), e.g. four people at 75 kg. each, while maintaining TA inches (2.9 cm) of freeboard.
  • the floor 26 and the upper surfaces 30 of the gunwale 32 are textured for slip- resistance.
  • the gunwale 32 also has trim 34 around the cockpit 28 to reduce the volume of water entering the cockpit.
  • a drainage groove 36 runs the full length, along the center of the floor, from bow to stern, and a gutter 38 runs about the perimeter of the floor. Both spill into a floor well 40 in the stern for collection of cockpit water.
  • boat and equipment weigh about 115 lbs. (52.2 kg) or less, the boat is self- bailing through a drain hole 43, secured by a removable plug 42, located in the floor well 40 in the stern. The water can otherwise be removed from the floor well by periodic bailing.
  • a bow drain hole 45 is also provided.
  • the double hull 12 defines multi-use through-holes 44 that can be used as alternative connection points, e.g. for a sea anchor, for davits, or for multi-use cylinders 46 (described below).
  • Two reinforced, stainless steel towing eyes 48 are mounted in the bow surface, for attachment of a yoke 50, e.g. for attachment of a towline or a sea anchor (not shown).
  • Beckets 52 are provided running along the gunwale 32 on both sides of boat, and a wheel 54 is mounted in lower surface of stem for hauling the boat.
  • the outer shell 14 is available in white and international orange, or one or both shells 14, 16 maybe color-matched, as desired, e.g. to PMS color charts. Regions of the exterior surface 18 of the outer shell 14 are provided with reflective regions 56, making it easier for the dinghy to be seen from other vessels.
  • the upper region 58 of double hull 12 defines two air-filled, watertight storage compartments 60, 62.
  • Six watertight hatches secure access to storage compartments, with two hatches 64, 66 located in the transom 146 and four hatches 68, 70, 72, 74 located through the interior sidewalls 76 in the cockpit 28.
  • a separate cord (not shown) secures each hatch against loss.
  • the hatches are 6! inches (15.9 cm) LD openings, each with a bayonet-secured cover for quick, positive, watertight comiection.
  • a keel 80 runs the length of the boat 10 for effective tracking in the water.
  • the keel 80 also defines two handgrips 82, 84 for leveraging the boat to an upright position in case of capsizes.
  • Grooves 86, 88 running along each side of the bottom of the boat also provide tracking, stiffness, and serve as additional handholds.
  • the cockpit 28 has three seats (bow 90, middle 92 and rear or stem 94).
  • the middle seat 92 for rowing, hinges forward (at 93) to provide more legroom when the boat is carrying passengers or cargo.
  • Pairs of stainless steel oarlock seats 96, 98 are provided at two oarlock positions (forward and rear) for receiving stainless steel oarlocks 100, to work in conjunction with re-positioning of the middle seat.
  • the oars 102 are stored in the storage compartments 60, 62 defined by the double hull 12.
  • an optional sailing rig 103 may be provided, to be stored with the storage compartments 60, 62 of double hull 12.
  • the sailing rig 103 includes a telescoping 8-foot, 6-inch (2.6 m) mast 104, a gaff 106, a sail 108 (with reef points 109), two dagger-boards 110, 112, a rudder 114 and a tiller 116.
  • Dagger-board slots 118, 120 are provided through both sides of hull 12 to accommodate the dagger-boards 110, 112 for sailing.
  • the hull surface defines Bernoulli bumps 119, 121 to restrict water from spraying up through the slots 118, 120 into the cockpit 28.
  • a fitting and brace 122 for stepping the mast 104 is secured to the floor surface 26.
  • the service and survival dinghy 10 in a preferred embodiment, includes an exposure canopy 124, to be erected manually in three sections 126, 128, 130 (canopy spring steel frames or poles 132 are indicated in dashed line in FIG. 2).
  • the exposure canopy 124 has two windows 134, which can be zipped open and closed for ventilation.
  • the middle portion 128 of the canopy 124 and the windows 134 also may be zipped open and closed from inside the cockpit and from outside, for entry, exit, and for access to the sail.
  • the canopy also has additional reflective patches 136 on its outer surface and defines rainwater collection tubes or strips 138.
  • the forward section 126 of the canopy 124 maybe used alone, e.g. as a dodger when operating the boat 10 with the power motor 140.
  • multi-use cylinders 46 e.g. 3-inch (7.6 cm) diameter by 2-foot (61.0 cm) long, are positioned at each side of boat 10, secured with a line 142 that snaps into through holes 44 at the bow and stem.
  • the cylinders 46 can serve as footholds to stand on if the boat 10 capsizes, making it easier to grasp the handholds 82, 84 in the keel 80 while leveraging the boat back to a righted position.
  • the cylinders 46 also act as additional grab lines, as extra stabilizing flotation, and as bumper guards.
  • each cylinder 46 has a cover 47 that maybe removed, e.g.
  • the service and survival dinghy 10 is provided with outboard motor mounts 141 in two sizes, to accommodate both long shaft and short shaft motors.
  • One motor 140 e.g. a 6-hp motor, is mounted in the transom 146, as shown, while another motor not in use (not shown) may be stowed beneath the rear seat 94.
  • the storage compartments 60, 62 in the double hull 12 may also be used for storage of optional equipment, including, e.g. the exposure canopy 124, the sailing rig 103, the oars 102, a sea anchor and/or other safety and general equipment.
  • Optional equipment that might be stored within the storage compartments could further include, e.g., a bailing pump (manual or electric), the yoke 50 for towing or to secure sea anchor, and safety and survival equipment, such as flares, a radio, an EPIRB (signal beacon), a first aid kit, etc.
  • the service and survival dinghy 10 may include an electrical system, including a battery, for powering, e.g. navigational lights, a switch panel for a watertight outlet, e.g. for a spotlight, GPS (global positioning system), interior lights, etc., and to power a light for compass 148.
  • an electrical system including a battery, for powering, e.g. navigational lights, a switch panel for a watertight outlet, e.g. for a spotlight, GPS (global positioning system), interior lights, etc.
  • the service and survival dinghy 10 of the invention is shown with different seating arrangements for passengers in survival mode. These seating arrangements are calculated at 75 kg per person, with the boat and equipment weighing 50 kg.
  • three-person survival seating is shown, with the middle seat 92 employed as a vertical bacl ⁇ est.
  • FIG. 11 shows four-person survival seating, again with the middle seat employed as a vertical backrest.
  • FIG. 12 also shows four- person survival seating, with the middle seat removed.
  • the service and survival dinghy 10 is shown with ten people in quick rescue survival positions, with four people seated in the cockpit, as in FIG. 11, and six people clinging to beckets about the gunwale for flotation assistance.
  • the invention thus provides a dual-function service and survival dinghy 10
  • the service and survival dinghy 10 to be available commercially from Portland Pudgy, h e, of Portland, Maine, under the trademark PORTLAND PUDGY , is designed to address the critical issue of abandoning ship and also to serve as an everyday service dinghy.
  • the dinghy 10 is relatively unsinkable, easily rowed, motored, sailed, and towed, and it provides many life-saving functions, all in a self-contained unit.
  • Sea anchor, exposure canopy 124, oars 102, and sailing rig 103 are all stowed in the large storage compartments 60, 62 in the boat's double hull 12. Additional equipment also can be pre-set in the hull storage compartments.
  • the rudder 114, dagger boards 110, 112, and an extra motor mount 141 stow neatly under the rear seat 94.
  • the service and survival dinghy 10 is designed for many recreational boaters who require a tender, but who want a greater degree of safety than is provided by traditional dinghies. Many recreational boaters have dinghies which when swamped, become non-functioning. Few boaters carry inflatable life rafts. While not duplicating all the functions of the inflatable life raft, the dinghy 10 does have many similar features and surpasses some of them.
  • the service and survival dinghy 10 is proactive and can be sailed, motored, or rowed to land or shipping channels, unlike life rafts, which are completely dependent on outside rescue.
  • the dinghy 10 is relatively unsinkable, rugged, does not need to inflate, and has large watertight storage compartments 60, 62 for survival and other equipment.
  • the dinghy is extremely buoyant, e.g., its double hull 12 is a hard shell 14, 16 of polyethylene bonded to closed-cell polyethylene foam, with the lower portion 22 completely filled with closed-cell polyurethane foam 24, which can support 660 lb. (300 kg), i.e., four people at 75 kg. each, with VA inches (18.4 cm) of free board.
  • the dinghy 10 Even if swamped, the dinghy maintains 1,100 lbs. (500 kg) of buoyancy.
  • the double hull 12 is not subject to puncture, and it is much more rugged and durable than a life raft, which can deteriorate and even disintegrate, and which often needs constant pumping to maintain its buoyancy.
  • the dinghy 10 is swamped and all six watertight storage access hatches 64, 66, 68, 70, 72, 74 are accidentally 5 flooded, it still has 340 lbs. (156 kg) of flotation. All watertight hatch covers are secured to the boat by cords to avoid loss. If water does breach a hatch, it can easily be pumped out.
  • the dinghy 10 is small enough to be carried on deck, and can be quickly launched, thus serving as a life platform, hi addition, the dinghy 10 is easy and fun to sail, extremely stable, reliably unsinkable, and thus a perfect boat for children.
  • the dinghy 10 can also serve as a life float in quick rescue situations, supporting people both in the boat and holding onto beckets 52 on the
  • the dinghy 10 is broad of beam for stability but it is also lightweight and easy to maneuver. It sails beautifully, and rows, motors, and tracks well. The dinghy is easily transportable on the roof of a car, or in the back of most station wagons or vans. Optional equipment, including the conversion kit 103 for sailing, the exposure canopy
  • the service and survival dinghy 10 is durable, rigid, lightweight, and has a very high flotation capability, comparable only to some life rafts and inflatables.
  • the dinghy 10 is different from both the popular rubber inflatable dinghy and the expensive inflatable life raft.
  • the rubber inflatable dinghy tracks poorly, is vulnerable to puncture, is not aesthetically appealing, and is difficult to maneuver.
  • the dinghy 10 does not have all of the features of a sophisticated life raft; however, these rafts are expensive and require costly annual maintenance.
  • life rafts are subject to puncture, and they are designed to be static in the water. Unlike life rafts, the dinghy 10 allows the user to be pro-active in an emergency; it can be rowed, motored, or sailed toward shipping lanes, land and safety.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)

Abstract

L'invention concerne un canot pneumatique à double fonction de service et de survie (10) destiné à être utilisé par exemple comme annexe pour un voilier ou une embarcation à moteur, dont la capacité de flottaison est comparable à celle d'un radeau de sauvetage, conçu et réalisé comme une embarcation légère, rigide, durable, facilement remorquable et facile à déplacer à la rame.
PCT/US2003/028777 2002-09-11 2003-09-11 Canot pneumatique de service et de survie WO2004024554A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US10/527,210 US20060096518A1 (en) 2002-09-11 2003-09-11 Service and survival dinghy
AU2003270633A AU2003270633A1 (en) 2002-09-11 2003-09-11 Service and survival dinghy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40991402P 2002-09-11 2002-09-11
US60/409,914 2002-09-11

Publications (2)

Publication Number Publication Date
WO2004024554A2 true WO2004024554A2 (fr) 2004-03-25
WO2004024554A3 WO2004024554A3 (fr) 2004-04-22

Family

ID=31994031

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2003/028777 WO2004024554A2 (fr) 2002-09-11 2003-09-11 Canot pneumatique de service et de survie

Country Status (3)

Country Link
US (1) US20060096518A1 (fr)
AU (1) AU2003270633A1 (fr)
WO (1) WO2004024554A2 (fr)

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EP2176689A4 (fr) * 2007-08-10 2017-10-11 Exxonmobil Upstream Research Company Sources vibratoires à référence sur le fond pour acquisition en eau peu profonde
WO2012122277A2 (fr) * 2011-03-07 2012-09-13 Spartan Motors, Inc. Carrosserie composite de fourgonnette utilitaire à accès en position debout
CN107933819A (zh) * 2018-01-02 2018-04-20 哈尔滨海映天初科技有限公司 一种方便生产加工制造的实验船体基座
US11358686B2 (en) 2019-08-22 2022-06-14 Benjamin Ely Righting devices for assisting with righting capsized watercraft, and watercraft incorporating such righting devices
US11046398B2 (en) 2019-10-14 2021-06-29 William Eugene Enyart Rotational molded narrow beam catamaran with modular attachments
US11873061B2 (en) 2022-05-12 2024-01-16 James Salmela Lifesaving boat hull handle system
CN115743474A (zh) * 2022-12-19 2023-03-07 万舟救生装备(东台)有限公司 一种水上救援漂浮担架

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US2714387A (en) * 1953-06-16 1955-08-02 Clarence B Meldrum Portable canopy
US3497887A (en) * 1968-08-28 1970-03-03 Raymond E Bureau Jr Lightweight unsinkable boat
US3726245A (en) * 1970-08-03 1973-04-10 Pippin R Watercraft
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US4788926A (en) * 1985-06-28 1988-12-06 Johan Ullman Combined boat fender and emergency ladder
US5074236A (en) * 1990-09-26 1991-12-24 Mac Spenser Canister contained emergency boat ladder
US6129034A (en) * 1998-09-18 2000-10-10 Santa Cruz; Cathy D. Accessory cover for a boat
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Publication number Priority date Publication date Assignee Title
US1191417A (en) * 1915-11-08 1916-07-18 Robert H Gilbert Life-raft.
US2714387A (en) * 1953-06-16 1955-08-02 Clarence B Meldrum Portable canopy
US3497887A (en) * 1968-08-28 1970-03-03 Raymond E Bureau Jr Lightweight unsinkable boat
US3726245A (en) * 1970-08-03 1973-04-10 Pippin R Watercraft
US4161796A (en) * 1977-06-07 1979-07-24 Kransco Manufacturing, Inc. Monolithic polymer foam sailboat hull
US4788926A (en) * 1985-06-28 1988-12-06 Johan Ullman Combined boat fender and emergency ladder
US5074236A (en) * 1990-09-26 1991-12-24 Mac Spenser Canister contained emergency boat ladder
US6129034A (en) * 1998-09-18 2000-10-10 Santa Cruz; Cathy D. Accessory cover for a boat
US6460478B1 (en) * 1999-12-27 2002-10-08 Stanley Wayne Widmer Rotational molded article and method

Also Published As

Publication number Publication date
WO2004024554A3 (fr) 2004-04-22
AU2003270633A1 (en) 2004-04-30
US20060096518A1 (en) 2006-05-11

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