AU2003301976A1 - Double flexible keel - Google Patents

Double flexible keel

Info

Publication number
AU2003301976A1
AU2003301976A1 AU2003301976A AU2003301976A AU2003301976A1 AU 2003301976 A1 AU2003301976 A1 AU 2003301976A1 AU 2003301976 A AU2003301976 A AU 2003301976A AU 2003301976 A AU2003301976 A AU 2003301976A AU 2003301976 A1 AU2003301976 A1 AU 2003301976A1
Authority
AU
Australia
Prior art keywords
double flexible
flexible keel
keel
double
flexible
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU2003301976A
Inventor
Neil Graham Jenkins
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gibbs Technologies Ltd
Original Assignee
Gibbs Technologies Ltd
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 Gibbs Technologies Ltd filed Critical Gibbs Technologies Ltd
Publication of AU2003301976A1 publication Critical patent/AU2003301976A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
    • B60F3/00—Amphibious vehicles, i.e. vehicles capable of travelling both on land and on water; Land vehicles capable of travelling under water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B41/00—Drop keels, e.g. centre boards or side boards ; Collapsible keels, or the like, e.g. telescopically; Longitudinally split hinged keels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
    • B60F3/00—Amphibious vehicles, i.e. vehicles capable of travelling both on land and on water; Land vehicles capable of travelling under water
    • B60F3/003—Parts or details of the vehicle structure; vehicle arrangements not otherwise provided for
    • B60F3/0038—Flotation, updrift or stability devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00—Hulls characterised by their structure or component parts
    • B63B3/14—Hull parts
    • B63B3/38—Keels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • B63B2039/063—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water the foils comprising flexible portions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
    • B63B39/06—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water
    • B63B2039/065—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by using foils acting on ambient water the foils being pivotal about an axis substantially parallel to the longitudinal axis of the vessel
    • 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
    • B63B2231/42—Elastomeric materials
    • B63B2231/44—Rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B32/00—Water sports boards; Accessories therefor
    • B63B32/60—Board appendages, e.g. fins, hydrofoils or centre boards
    • B63B32/64—Adjustable, e.g. by adding sections, by removing sections or by changing orientation or profile

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Transportation (AREA)
  • Body Structure For Vehicles (AREA)
  • Toys (AREA)
  • Tents Or Canopies (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
AU2003301976A 2002-11-13 2003-11-12 Double flexible keel Abandoned AU2003301976A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0226445.5A GB0226445D0 (en) 2002-11-13 2002-11-13 Water craft
GB0226445.5 2002-11-13
PCT/GB2003/004872 WO2004043774A1 (en) 2002-11-13 2003-11-12 Double flexible keel

Publications (1)

Publication Number Publication Date
AU2003301976A1 true AU2003301976A1 (en) 2004-06-03

Family

ID=9947725

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003301976A Abandoned AU2003301976A1 (en) 2002-11-13 2003-11-12 Double flexible keel

Country Status (4)

Country Link
US (1) US20050172878A1 (en)
AU (1) AU2003301976A1 (en)
GB (2) GB0226445D0 (en)
WO (1) WO2004043774A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1992559A1 (en) * 2007-05-15 2008-11-19 Mondo Marine Eng. Srl Stabilizing fin for watercraft
US7784417B2 (en) * 2008-11-13 2010-08-31 Jensen Christian H Sailboat with a canting ballast system
US20120208415A1 (en) * 2009-10-15 2012-08-16 Foilz Pty Ltd Integral foils for surf craft fins
FR3026379B1 (en) * 2014-09-30 2018-01-05 Jean Francois Iglesias PROFILE WING WITH PROGRESSIVE AND SIMULTANEOUS CAMBRIDGE AND INCIDENCE VARIATION

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2980049A (en) * 1958-08-12 1961-04-18 William W Ward Boat hull keel construction
FR1499226A (en) * 1966-07-25 1967-10-27 Boat building by assembly of prefabricated elements
US3516100A (en) * 1968-03-13 1970-06-23 Robert Ellis Automatically adjusting skeg for surfboards
WO1979000151A1 (en) * 1977-09-16 1979-03-22 K Sugden Keels
US4597348A (en) * 1985-06-10 1986-07-01 Otakar Jonas Detachable keel for small boats
US4686923A (en) * 1986-07-25 1987-08-18 Safe Flight Instrument Corporation Sailboat keel having a cantilevered trailing edge flap
US5009178A (en) * 1989-11-14 1991-04-23 Geffken Henry P Self activating keel
US5501169A (en) * 1995-05-26 1996-03-26 Denker; James M. Universal canoe accessory mounting bracket
US5813890A (en) * 1996-09-12 1998-09-29 Benham; Roger A. Pivoting fin with elastic bias
FR2755937B1 (en) * 1996-11-20 1999-02-05 Briand Philippe BARS OF BOATS, DOUBLED IN THE CROSS-SECTIONAL PLAN AND PROVIDED WITH A COMMON FIXING TO THE HULL OF A BOAT
US6453836B1 (en) * 1999-11-29 2002-09-24 Stephen Hampton Ditmore Sailboat keel with a rotatable secondary foil
DE10034980A1 (en) * 2000-07-19 2002-01-31 Juergen Ruck Flexible keel for sailing boat; has at least one tension element anchored on each side in the area of the keel base and supported in area of keel cube by adjustment unit and guided to produce curve

Also Published As

Publication number Publication date
GB0420674D0 (en) 2004-10-20
GB2401583B (en) 2006-05-10
WO2004043774A1 (en) 2004-05-27
US20050172878A1 (en) 2005-08-11
GB2401583A (en) 2004-11-17
GB0226445D0 (en) 2002-12-18

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase