IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0672984
(2008-08-05)
|
등록번호 |
US-8920204
(2014-12-30)
|
우선권정보 |
AU-2007904295 (2007-08-10) |
국제출원번호 |
PCT/AU2008/001132
(2008-08-05)
|
§371/§102 date |
20111114
(20111114)
|
국제공개번호 |
WO2009/021267
(2009-02-19)
|
발명자
/ 주소 |
|
출원인 / 주소 |
- Fin Control Systems Pty. Limited
|
대리인 / 주소 |
Knobbe, Martens, Olson & Bear LLP
|
인용정보 |
피인용 횟수 :
1 인용 특허 :
9 |
초록
▼
A fin plug assembly, for a surfcraft, including: a fin plug including a flat upper portion having an external perimeter and top and bottom surfaces, at least one fin cavity for receiving a base element of a surfcraft fin extending inwardly from at least one opening in the top surface, a base portion
A fin plug assembly, for a surfcraft, including: a fin plug including a flat upper portion having an external perimeter and top and bottom surfaces, at least one fin cavity for receiving a base element of a surfcraft fin extending inwardly from at least one opening in the top surface, a base portion extending from said bottom surface and surrounding said at least one fin cavity; anda high density foam body having an upper surface with a fin plug cavity in said upper surface and a continuous side wall; wherein the base portion of the fin plug is located within said fin plug cavity and said fin plug is firmly affixed to said high density foam body.
대표청구항
▼
1. A fin plug assembly, for a surfcraft, including: a fin plug including a substantially flat upper portion having an external perimeter and top and bottom surfaces, at least one fin cavity for receiving a base element of a surfcraft fin extending inwardly from at least one opening in the top surfac
1. A fin plug assembly, for a surfcraft, including: a fin plug including a substantially flat upper portion having an external perimeter and top and bottom surfaces, at least one fin cavity for receiving a base element of a surfcraft fin extending inwardly from at least one opening in the top surface, a base portion extending from said bottom surface and surrounding said at least one fin cavity; anda high density foam body having an upper surface, a lower surface, a fin plug cavity extending from said upper surface to said lower surface, and a continuous side wall having a perimeter substantially equivalent to the external perimeter of the flat upper portion, said continuous side wall extending about said foam body and between said upper surface and said lower surface;wherein the base portion of the fin plug is located within said fin plug cavity and said fin plug is firmly affixed to said high density foam body. 2. A fin plug assembly according to claim 1 wherein the continuous side wall of the high density foam body and the external perimeter of the substantially flat upper portion of the fin plug are in substantial vertical alignment. 3. A fin plug assembly according to claim 1 wherein the substantially flat upper portion of the fin plug includes a flange extending laterally from said at least one opening to said external perimeter. 4. A fin plug assembly according to claim 3 wherein said at least one fin cavity the fin plug includes two fin cavities and said at least one opening in the top surface includes two openings, wherein said two fin cavities are arranged for receiving two base elements of a surfcraft fin, said fin cavities extending inwardly from two openings in the top surface. 5. A fin plug assembly according to claim 4 wherein the flange is wider around the two openings than between the openings. 6. A fin plug assembly according to claim 1 wherein the fin plug further includes securing means for removably securing the base element of a surfcraft fin within said at least one cavity. 7. A fin plug assembly according to claim 6 wherein the securing means includes a grub screw arrangement consisting of a screw cavity and a grub screw located therein, said grub screw arrangement being adapted to selectively position the grub screw tightly against the base element of the surfcraft fin. 8. A fin plug assembly according to claim 7 wherein the grub screw arrangement is adapted so that the grub screw applies lateral pressure to the base element of the surfcraft fin. 9. A fin plug assembly according to claim 1 wherein the base portion of the fin plug further Includes at least one ribbed section on an external surface for enhancing engagement with a liquid adhesive material. 10. A fin plug assembly according to claim 1 wherein the fin plug is affixed to the high density foam body by a hardenable liquid resin. 11. A fin plug assembly according to claim 10 wherein the substantially flat upper portion of the fin plug further include holes therethrough adapted to receive the hardenable liquid resin during a process of installing the fin plug. 12. A fin plug assembly according to claim 1 wherein the fin plug further includes at least one ramp section extending upwardly from the top surface of the substantially flat upper portion and located about said at least one opening. 13. A fin plug assembly according to claim 1 wherein the fin plug is formed of a strong, rigid plastic. 14. A fin plug assembly according to claim 1 wherein the high density foam body is formed of polyurethane, EPS, PVC or PET foam. 15. A fin plug assembly according to claim 14 wherein the high density foam body has a density of at least 70 kg/m3. 16. A method of installing the fin plug assembly according to claim 1, said method including: forming an assembly cavity in a predetermined position in an underside of a surfcraft body where a surfcraft fin Is to be located, said assembly cavity being of uniform profile throughout, said profile being substantially identical to the profile of the continuous side wall of the high density foam body;applying an adhesive material within the assembly cavity; andinserting the fin plug assembly into the assembly cavity. 17. A method according to claim 16 wherein the assembly cavity is formed so as to have a depth such that, when said fin plug assembly is inserted into the assembly cavity, the top surface of the flat upper portion of the fin plug is substantially flush with an adjoining surface of the underside of said surfcraft body. 18. A method according to claim 17 wherein the adhesive material is a hardenable liquid resin. 19. A method according to claim 18 wherein the hardenable liquid resin is caused to flow into the holes in the flat upper portion of the fin plug. 20. A method according to claim 19 wherein the hardenable liquid resin is also applied between the bottom surface of the flat upper portion of the fin plug and the upper surface of the high density foam body. 21. A method according to claim 16 wherein the step of forming the assembly cavity includes the use of a template positioned on the underside of the surfcraft body, said template including a shaped hole therethrough having a profile which is substantially identical to the external perimeter of the flat upper portion of the fin plug. 22. A method according to claim 16 wherein the surfcraft body is a foam blank. 23. A method according to claim 22 wherein the foam blank is formed of polyurethane, PVC or EPS foam. 24. The method according to claim 23 wherein the foam blank has a density of between 30 and 50 kg/m3. 25. A surfcraft having at least one fin plug assembly, according to claim 1, installed therein. 26. A surfcraft according to claim 25 wherein the surfcraft is a surfboard. 27. A fin plug assembly kit, including; a fin plug including a substantially flat upper portion having an external perimeter and top and bottom surfaces, at least one fin cavity for receiving a base element of a surfcraft fin extending inwardly from at least one opening in the top surface, a base portion extending from said bottom surface and surrounding said at least one fin cavity; anda high density foam body having an upper surface, a lower surface, a fin plug cavity extending from said upper surface to said lower surface, and a continuous side wall having a perimeter substantially equivalent to the external perimeter of the flat upper portion, said continuous side wall extending about said foam body and between said upper surface and said lower surface;wherein the fin plug cavity is adapted to receive the base portion of the fin plug and said fin plug and said high density foam body are adapted to be adhered to one another. 28. A fin plug assembly kit according to claim 27 wherein the continuous side wall of the high density foam body and the external perimeter of the substantially flat upper portion of the fin plug are in substantial vertical alignment. 29. A fin plug assembly kit according to claim 27 wherein the substantially flat upper portion of the fin plug includes a flange extending laterally from said at least one opening to said external perimeter. 30. A fin plug assembly kit according to claim 29 wherein said at least one fin cavity the fin plug includes two fin cavities and said at least one opening in the top surface includes two openings, wherein said two fin cavities are arranged for receiving two base elements of a surfcraft fin, said fin cavities extending inwardly from two openings in the top surface. 31. A fin plug assembly kit according to claim 30 wherein the flange is wider around the two openings than between the openings. 32. A fin plug assembly kit according to claim 27 wherein the fin plug further includes securing means for removably securing the base element of a surfcraft fin within said at least one cavity. 33. A fin plug assembly kit according to claim 32 wherein the securing means includes a grub screw arrangement consisting of a screw cavity and a grub screw located therein, said grub screw arrangement being adapted to selectively position the grub screw tightly against the base element of the surfcraft fin. 34. A fin plug assembly kit according to claim 33 wherein the grub screw arrangement is adapted so that the grub screw applies lateral pressure to the base element of the surfcraft fin. 35. A fin plug assembly kit according to claim 27 wherein the base portion of the fin plug further includes at least one ribbed section on an external surface for enhancing engagement with a liquid adhesive material. 36. A fin plug assembly kit according to claim 27 wherein the fin plug is affixable to the high density foam body by a hardenable liquid resin. 37. A fin plug assembly kit according to claim 36 wherein the substantially flat upper portion of the fin plug further include holes therethrough adapted to receive hardenable liquid resin during a process of installing the fin plug. 38. A fin plug assembly kit according to claim 33 wherein the fin plug further includes at least one cap adapted to cover said at least one fin cavity and screw cavity. 39. A fin plug assembly kit according to claim 27 wherein the fin plug further includes at least one ramp section extending upwardly from the top surface of the flat upper portion and located about said at least one opening. 40. A fin plug assembly kit according to claim 27 wherein the fin plug is formed of a strong, rigid plastic. 41. A fin assembly kit according to claim 27 wherein the high density foam body is formed of polyurethane, EPS, PVC or PET foam. 42. A fin assembly kit according to claim 41 wherein the high density foam body has a density of at least 70 kg/m3. 43. A method of installing the fin plug and high density foam body of the kit described in claim 27, said method including: forming an assembly cavity in a predetermined position in an underside of a surfcraft body where a surfcraft fin is to be located, said assembly cavity being of uniform profile throughout, said profile being substantially Identical to the profile of the continuous side wall of the high density foam body;applying an adhesive material within the fin plug cavity of the high density foam body;inserting the base portion of the fin plug into the fin plug cavity and seating the flat upper portion on the upper surface of the high density foam body so that the external perimeter of the flat upper portion is in alignment with the continuous side wall of the high density foam body;applying an adhesive material within the assembly cavity; andinserting the high density foam body into the assembly cavity. 44. A fin plug assembly, for a surfcraft, including: a fin plug including a substantially flat upper portion having an external perimeter and top and bottom surfaces, at least one fin cavity for receiving a base element of a surfcraft fin extending inwardly from at least one opening in the top surface, a base portion extending from said bottom surface and surrounding said at least one fin cavity, the substantially flat upper portion of the fin plug including a flange extending laterally from said at least one opening to said external perimeter; anda foam body having an upper surface, a lower surface, a fin plug cavity extending from said upper surface towards said lower surface, and an outer side wall extending about said foam body and between said upper surface and said lower surface, said side wall having a profile substantially the same as the external perimeter of the flat upper portion so that the side wall and the external perimeter are substantially in vertical alignment;wherein the base portion of the fin plug is located within said fin plug cavity and said fin plug is firmly affixed to said foam body. 45. A fin plug assembly according to claim 44 wherein the fin plug includes a grub screw arrangement for removably securing the base element of the surfcraft fin within the at least one cavity, the grub screw arrangement comprising a screw cavity extending between the fin plug top surface and the at least one fin cavity, and a grub screw within the screw cavity adapted for tightening against the base element to secure the surfcraft fin. 46. A fin plug assembly according to claim 44, wherein the upper portion includes a raised ramp section surrounding said at least one fin cavity opening. 47. A method of installing the fin plug assembly according to claim 44, said method including: forming an assembly cavity in a predetermined position in an underside of a surfcraft body where a surfcraft fin is to be located, said assembly cavity being of uniform profile throughout, said assembly cavity profile being substantially identical to the profile of the outer side wall of the foam body and wherein the assembly cavity has a depth such that, when the fin plug assembly is inserted into the assembly cavity, the top surface of the flat upper portion is substantially aligned with an adjacent surface of the underside of the surfcraft body.
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