WO2005002958A1 - Sports board with interchangeable edge section and connection means therefore - Google Patents
Sports board with interchangeable edge section and connection means therefore Download PDFInfo
- Publication number
- WO2005002958A1 WO2005002958A1 PCT/AU2004/000892 AU2004000892W WO2005002958A1 WO 2005002958 A1 WO2005002958 A1 WO 2005002958A1 AU 2004000892 W AU2004000892 W AU 2004000892W WO 2005002958 A1 WO2005002958 A1 WO 2005002958A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sports board
- edge portion
- main portion
- connection means
- edge
- Prior art date
Links
Classifications
-
- 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
- B63B32/50—Boards characterised by their constructional features
- B63B32/53—Sectionalised boards, e.g. modular, dismountable or foldable boards
Definitions
- the present invention relates to a sports board having an interchangeable edge section.
- the invention has been devised in particular, though not solely, in respect of a surfboard having an interchangeable tail section.
- sports board will be understood to refer to any leisure device designed to travel across a surface, including, but not limited to, a surfboard, sailboard, wakeboard, snowboard, kite- surfing board, sky-surfing board and wave ski.
- edge section shall be taken as comprising any portion of a sports board around the board.
- the performance characteristics of the surfboard such as responsiveness, speed, buoyancy and turning circle, may depend on several parameters, including the density of the material from which that board is made, the size of the board, the active surface area, and the shape of the board.
- the portions of the board which can generally have a profound influence on the performance characteristics can include the nose, rails and tail. It is desirable to be able to vary the performance characteristics of a sports board, according to the skill and experience of the user and/or the conditions. Disclosure of the Invention
- the invention resides in a sports board comprising a main portion and an edge portion, the edge portion being separable from the main portion, the edge portion being engageable with the main portion, a connection means providing the interengagement between the main portion and the edge portion to prevent relative movement between the edge portion and the main portion when engaged, the connection means being able to withstand the forces anticipated to be exerted between the edge portion and main portion during use of the sports board.
- the edge portion is configured to extend along at least a portion of the edge of the main portion.
- a plurality of edge portions are provided which are each capable of being separately engaged with the portion of the edge to provide a capacity for a variation in shape for the sports board.
- connection means comprises a first engagement portion provided on the edge portion, and a second engagement portion provided on the main portion, the first and second engagement portions being capable of said interengagement, the connection means further comprising a fastening means adapted to retain the first and second engagement portions in said interengagement.
- the engagement portions are formed as an integral part of the respective edge portion and main portion.
- the engagement portions are formed as separate elements which are to be incorporated into the respective edge portion and main portion during formation of the main portion and the edge portion.
- the non- engaging faces of the engaging means are provided with and extension portion which is intended in use to become embodied with adjacent edge at least of the main portion or edge portion
- the first and second engagement portions comprise complementary formations at the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged, wherein when the complementary formations are in said interengagement the edge portion and main portion are incapable of relative movement transverse to the plane of the sports board.
- the complementary formations comprise have a tongue- like configuration on one portion and a complementary groove-like configuration on the other portion.
- the complementary formations extend for the full extent of the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged.
- the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged have an extent which is non-linear.
- the configuration of the extent of the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged is symmetrical about the central axis between the main portion and the edge portion.
- the configuration is arcuate.
- the configuration is generally sinusoidal.
- the configuration is defined by a set of interconnected straight edges.
- the fastening means is located in the region of said interengagement.
- the interengageable faces of the engagement portions are formed at least in part to provide the fastening means.
- the fastening means comprises fixings which are engageable with the engaged engagement portions.
- a plurality of fixings can be engaged at spaced locations along the interengaged faces of the engagement portions.
- the edge portion comprises a nose section of the sports board.
- the edge portion comprises a pair of opposed rail sections of the sports board.
- the edge portion comprises a tail section of the sports board.
- the sports board comprises a surfboard.
- the edge portion comprises the tail portion of the surfboard.
- connection means comprising a pair of interengagable portions which are capable of connecting the main portion of a sports board with an edge portion an edge portion where the edge portion is separable from the main portion, the edge portion being engageable with the main portion, the connection means providing the interengagement between the main portion and the edge portion to prevent relative movement between the edge portion and the main portion when engaged, the connection means being able to withstand the forces anticipated to be exerted between the edge portion and main portion during use of the sports board.
- the connection means is configured to extend along at least a portion of the edge of the main portion.
- connection means comprises . a first engagement portion adapted to be mounted on the edge portion, and a second engagement portion adapted to be mounted on the main portion, the first and second engagement portions being capable of said interengagement, the connection means further comprising a fastening means adapted to retain the first and second engagement portions in said interengagement.
- the engagement portions are adapted to be incorporated into the respective edge portion and main portion during formation of the main portion and the edge portion.
- the non-engaging faces of the engaging means are provided with and extension portion which is intended in use to become embodied with adjacent edge at least of the main portion or edge portion
- first and second engagement portions comprise complementary formations at the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged, wherein when the complementary formations are in said interengagement the edge portion and main portion are incapable of relative movement transverse to the plane of the sports board.
- the complementary formations comprise have a tongue-like configuration on one portion and a complementary groove-like configuration on the other portion.
- the complementary formations extend for the full extent of the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged.
- the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged have an extent which is non-linear.
- the configuration of the extent of the faces of the edge portion and the main portion which are to be in abutting relationship when interengaged is symmetrical about the central axis between the main portion and the edge portion.
- the configuration is arcuate.
- the configuration is generally sinusoidal.
- the configuration is defined by a set of interconnected straight edges.
- the fastening means is located in the region of said interengagement.
- the interengageable faces of the engagement portions are formed at least in part to provide the fastening means.
- the fastening means comprises fixings which are engageable with the engaged engagement portions.
- a plurality of fixings can be engaged at spaced locations along the interengaged faces of the engagement portions.
- Figure 1 is an isometric view of the main portion of a surfboard according to the first embodiment
- Figures 2 and 3 are exploded isometric views of the rear portion of a surfboard with an edge portion which is to be applied to the main portion of the surfboard in accordance with the first embodiment
- Figure 4 is an isometric view of the engagement portions according to the first embodiment
- Figure 5 is an exploded view of the rear portion of a surfboard and the second engagement element according to the fourth embodiment
- Figure 6 is an end elevation of the second engagement element according to the fourth embodiment as viewed from the open end of the second engagement element;
- Figure 7 is a schematic isometric view of a surf board and associated tail section according to the fifth embodiment of the invention.
- Figure 8 is a sectional view along line A-A of Figure 7.
- each of the embodiments is directed to a surfboard which has a main portion and a removable tail portion which can be replaced by alternative tail portions to provide for a variation in the configuration of the tail of the surfboard. It is an object of the embodiments to enable a user to vary the tail of the board according to at least some of the conditions which are relevant to the board (e.g. sea conditions, weight and skill of the user) without the need to have a different surfboard for each circumstance. This is achieved by having a removable tail portion which can be replaced by alternative tail portions of a differing configuration.
- the surfboard comprises a main portion 11 and at least one removable tail portion 13.
- the rear end of the main portion of the board is formed with a rear extension 15 having a convex generally V-shaped configuration which is to receive a tail portion 13 having a complementary concave V-shaped configuration whereby the tail portion provides a continuation of the side edges of the surfboard at its rear end.
- the engagement and retention of the tail portion 13 on the rear extension 15 is effected through abutting faces on the rear extension 15 and tail portion 13 which are profiled such that, when they are interengaged, they will prevent relative transverse movement between the tail portion 13 and the rear extension 15.
- the abutting faces are defined by a pair of engagement portions 17 and 19 which are to be engaged with the respective abutting face of the tail portion 13 and rear extension 15 respectively.
- the engagement portions 17 and 19 are formed of a suitable rigid plastics material.
- the engagement portion 17 which is applied to the tail portion 13 is formed with a groove 21 along its length and the other engagement portion 19, which is to be applied to the rear extension 15, is formed with a rib 23 along its length, which is of complementary configuration to the groove 21 of the engagement portion 17 in order that the rib 23 can be snugly received in the groove 21.
- Each engagement portion is intended to be applied to the tail portion 13 and rear extension 15 respectively during manufacture of those components such that they are bonded to the main core of the respective portion.
- the facing layer of fibre-reinforced plastics which is subsequently applied to the respective portion overlaps the junction between the respective engagement portion and the tail portion and rear extension respectively.
- the second engagement portion 19 is formed at its free ends with flange portions 25 which extend laterally outwardly from the ends and which are intended to abut with the cut away face of the main portion 11 of the surfboard at the junction between the main portion 11 and the rear extension 5.
- the engagement portions 17 and 19 are configured on their engaging faces which are to be in engagement with each other such that they will snugly engage with each other and retain the tail portion 13 on the main portion 11 to prevent relative transverse movement therebetween.
- a fastening means is provided between the engagement portions 17 and 19.
- the fastening means comprises a set of apertures 27, on the first engagement portion 17, which are located at each end and at the central portion of the first engagement portion 17.
- the fastening means also comprises a second set of apertures 29 located in the rib 23 of the second engagement portion 19 which are located in correspondence with the first set of apertures 27 on the first engagement portion 17.
- the fastening means further comprises a set of pins or like elements 31 which are receivable through the first and second apertures 27 and 29 when aligned.
- the pins or like elements 31 may be formed as bolts which are threadably engageable with a threaded portion formed on the lower end of the first set of apertures 27 or any other form of pin-like engagement element.
- first engagement portion 17 are provided with axially directed pins 28 while the ends of the second engagement portion are provided with correspondingly located apertures 30 which are intended to receive the pins when the engagement portions are in face to face engagement.
- the interengaged pins and apertures serve in assisting the portions to become engaged and provide the required resistance to movement. If desired additional pins and associated apertures can be located at spaced intervals along the engagement faces to increase the strength and or resistance to movement.
- the second engagement portion 19 is to be applied to the cut-away portion to surround the perimeter of the rear extension 15 and is fixed in position by a suitable adhesive.
- the first. engagement portion 17 will be applied to a blank tail portion in order that the blank tail portion 13 can be applied to the rear extension 15 of the main portion 11 of the surfboard.
- the tail portion 13 will then be applied and fixed in the main portion 11 by utilisation of the fastening means and the main portion 11 and tail portion 13 will be shaped to the desired shape and to provide a continuous surface between the main portion 11 and the tail portion 13 and, in so doing, the flange portions 25 of the second engagement portion 19 are shaped by being cut and/or sanded and/or ground to a shape corresponding to the desired edge of the main portion 11.
- each engagement portion is provided on their non-engaging faces with a flange 29 which extends from the side of the face and for the full length of the face as shown at Figure 4.
- the flange will overlie the edge of the main or edge portion and become embodied therein with the formation of the board.
- the flange may me provided to each side of the non-engaging face and extend for the length of the face.
- the flange is discontinuous to provide a set of spaced tabs along the edge of the non-engaging face.
- each tail portion will be applied to the blank body of the main portion such that the ends of the tail portion which are to abut with the main portion are to be shaped to be substantially continuous with the main portion.
- appropriate layers of fibre reinforced resin will be applied over the main portion of the board and each tail portion 13 separately and in accordance with the usual practice. However, such materials will not be applied over the intended abutting faces of the engagement portions.
- the result will comprise a surfboard having a plurality of tail sections which can be fixedly engaged with the main portion to provide for a surfboard having differing shape characteristics according to the requirements of the user and the conditions in which the surfboard is to be used.
- the engagement portions of the main portion and the tail portions are formed as an integral part of the main portion and tail portion.
- the second engagement portion of the main portion takes the form of that of the first embodiment and the tail portion is formed as a single item in which the first engagement portion is formed as an integral part of the tail portion.
- the fourth embodiment of the invention is a variation of the first embodiment in which the second engagement portion 119 of the embodiment is provided with a membrane 133 on its upper and lower face which extends between the side arms of the second engagement portion 119.
- the membrane is formed of a fibrous material corresponding to that which is utilised in the manufacture of the outer layer of the surfboard and the configuration of the membrane is such that, when the second engagement portion 119 is applied to the rear extension 115 of the main portion 111 , the membranes 133 will snugly overlie the opposed faces of the rear extension 115.
- the membranes On the laying up of the fibre reinforced plastics resin over the main portion 111 of the board including the rear extension 115, the membranes become embodied into the layers provided on the board at the rear end thereof in order to further positively retain the second engagement portion 119 in position on the rear extension 115.
- a fifth embodiment of the invention is shown at Figures 7 and 8.
- the principal variation of the fifth embodiment comprises the sinusoidal configuration of the faces of the engagement portions.
- the plane of the rib 223 on the tail section is offset from the plane of the tail section as shown. This offset enables a greater variation in the angular variation that is available in the formation of the tail section relative to the main body of the board.
- the fastening means comprises, a set of integral projections and complementary recesses provided with the groove 21 of the first engagement portion 17 and the rib 23 of the second engagement portion 19 at spaced intervals along their abutting faces.
- the tail portion 13 is held in positive engagement on the main portion 11.
- Such fastening means are provided towards the ends of the the engagement portions 17 and 19 proximate the periphery of the combined board and edge section and centrally on the engagement portions.
- the projections and the recesses may be supplemented by a further locking means of the form described in relation to the first embodiment.
- the invention has application to alternative methods of manufacturing sports boards as described above.
- main portion and edge portion can be retrofitted to a pre-existing sports board rather than provided to the sports board during manufacture.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2004253600A AU2004253600A1 (en) | 2003-07-07 | 2004-07-02 | Sports board with interchangeable edge section and connection means therefore |
US10/563,517 US20060189228A1 (en) | 2003-07-07 | 2004-07-02 | Sports board with interchangeable edge section and connection means therefore |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2003903495 | 2003-07-07 | ||
AU2003903495A AU2003903495A0 (en) | 2003-07-07 | 2003-07-07 | Sports board |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005002958A1 true WO2005002958A1 (en) | 2005-01-13 |
Family
ID=31983127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/AU2004/000892 WO2005002958A1 (en) | 2003-07-07 | 2004-07-02 | Sports board with interchangeable edge section and connection means therefore |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060189228A1 (en) |
AU (1) | AU2003903495A0 (en) |
WO (1) | WO2005002958A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007109869A1 (en) * | 2006-03-29 | 2007-10-04 | Castanho Marcelo Jose Quadrini | Element of exchange of the surfboard tail and the method of setting up the exchange of the surfboard tail |
GB2477107A (en) * | 2010-01-21 | 2011-07-27 | James Weekes | Snowboard having at least two board parts |
ITVR20100224A1 (en) * | 2010-11-25 | 2012-05-26 | Metalcos S R L | BOAT STRUCTURE PARTICULARLY FOR BOATING, VOGA STANDING OR SIMILAR |
US20220055719A1 (en) * | 2020-08-18 | 2022-02-24 | Connelly Skis, Llc | Water ski with interchangeable tail sections |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7740512B1 (en) | 2008-02-21 | 2010-06-22 | Shaun Patterson | Method and apparatus for catching waves utilizing a disengageable surfboard |
US20110104969A1 (en) * | 2009-10-30 | 2011-05-05 | Leblanc Lester | Body board |
US9150288B2 (en) * | 2013-04-22 | 2015-10-06 | David Barr | Surfboard having interchangeable tail extensions |
CN109501975A (en) * | 2018-12-28 | 2019-03-22 | 胡树山 | A kind of water body-building sports slide plate |
US11970247B2 (en) * | 2022-02-18 | 2024-04-30 | Jefferson Dent | Transportable waterboards, and associated systems and methods |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3879782A (en) * | 1973-08-06 | 1975-04-29 | Clifford Clinton Oliver | Surfboard with removable tail surface area portion |
DE2804637A1 (en) * | 1977-02-03 | 1978-08-10 | Frederick Henry Saunders | PREFABRICATED COMPONENT FOR USE IN CONSTRUCTION |
DE4327723A1 (en) * | 1993-08-12 | 1995-02-16 | Franz Voelkl Gmbh & Co Ski Ten | Ski and also attachment piece for a ski |
JPH0999131A (en) * | 1995-10-03 | 1997-04-15 | Nishizawa:Kk | Ski and manufacture of ski |
WO1999004870A1 (en) * | 1997-07-21 | 1999-02-04 | Fred Olsen | Ski conversion apparatus |
JPH11171087A (en) * | 1997-12-09 | 1999-06-29 | Kuniyoshi Koike | Wind surfboard |
WO2001034921A1 (en) * | 1999-11-08 | 2001-05-17 | Daniel Bonnot | Lining panel for building comprising male and female elements for forming a joint and method for making same |
WO2002020915A1 (en) * | 2000-09-11 | 2002-03-14 | Solvay (Société Anonyme) | Insulating multilayer panel made of plastic material |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2894760A (en) * | 1957-09-27 | 1959-07-14 | Kolstad Oscar | Scooter sled with adjustable handle bars |
US3797838A (en) * | 1972-08-04 | 1974-03-19 | R Ruebel | Sectional ski |
US4155568A (en) * | 1978-03-06 | 1979-05-22 | Galich Thomas P | Sectional ski |
-
2003
- 2003-07-07 AU AU2003903495A patent/AU2003903495A0/en not_active Abandoned
-
2004
- 2004-07-02 WO PCT/AU2004/000892 patent/WO2005002958A1/en active Application Filing
- 2004-07-02 US US10/563,517 patent/US20060189228A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3879782A (en) * | 1973-08-06 | 1975-04-29 | Clifford Clinton Oliver | Surfboard with removable tail surface area portion |
DE2804637A1 (en) * | 1977-02-03 | 1978-08-10 | Frederick Henry Saunders | PREFABRICATED COMPONENT FOR USE IN CONSTRUCTION |
DE4327723A1 (en) * | 1993-08-12 | 1995-02-16 | Franz Voelkl Gmbh & Co Ski Ten | Ski and also attachment piece for a ski |
JPH0999131A (en) * | 1995-10-03 | 1997-04-15 | Nishizawa:Kk | Ski and manufacture of ski |
WO1999004870A1 (en) * | 1997-07-21 | 1999-02-04 | Fred Olsen | Ski conversion apparatus |
JPH11171087A (en) * | 1997-12-09 | 1999-06-29 | Kuniyoshi Koike | Wind surfboard |
WO2001034921A1 (en) * | 1999-11-08 | 2001-05-17 | Daniel Bonnot | Lining panel for building comprising male and female elements for forming a joint and method for making same |
WO2002020915A1 (en) * | 2000-09-11 | 2002-03-14 | Solvay (Société Anonyme) | Insulating multilayer panel made of plastic material |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007109869A1 (en) * | 2006-03-29 | 2007-10-04 | Castanho Marcelo Jose Quadrini | Element of exchange of the surfboard tail and the method of setting up the exchange of the surfboard tail |
GB2477107A (en) * | 2010-01-21 | 2011-07-27 | James Weekes | Snowboard having at least two board parts |
GB2477107B (en) * | 2010-01-21 | 2013-06-12 | James Weekes | Snowboard |
ITVR20100224A1 (en) * | 2010-11-25 | 2012-05-26 | Metalcos S R L | BOAT STRUCTURE PARTICULARLY FOR BOATING, VOGA STANDING OR SIMILAR |
US20220055719A1 (en) * | 2020-08-18 | 2022-02-24 | Connelly Skis, Llc | Water ski with interchangeable tail sections |
US11858598B2 (en) * | 2020-08-18 | 2024-01-02 | Connelly Skis, Llc | Water ski with interchangeable tail sections |
Also Published As
Publication number | Publication date |
---|---|
US20060189228A1 (en) | 2006-08-24 |
AU2003903495A0 (en) | 2003-07-17 |
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