IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0138919
(2002-05-03)
|
등록번호 |
US-7261932
(2007-08-28)
|
우선권정보 |
GB-9926333.7(1999-11-05); GB-0024183.6(2000-10-03) |
발명자
/ 주소 |
|
출원인 / 주소 |
- Intelligent Engineering (Bahamas) Limited
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
10 인용 특허 :
21 |
초록
▼
A composite structural laminate plate construction comprises two outer metal layers, a form between them and an elastomer layer bonded to the outer metal layers and filling the space between them other than that occupied by the form. The form may be foam and may be in partial contact with the metal
A composite structural laminate plate construction comprises two outer metal layers, a form between them and an elastomer layer bonded to the outer metal layers and filling the space between them other than that occupied by the form. The form may be foam and may be in partial contact with the metal layers.
대표청구항
▼
The invention claimed is: 1. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a f
The invention claimed is: 1. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form, made up of a plurality of sub-sections, located between said first and second inner surfaces, wherein said subsections include alignment dimples which protrude from the surfaces of said sub-sections to contact with said first or second inner surfaces; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and said form has a density lower than a density of the intermediate layer. 2. A structural laminate member according to claim 1, in which the first and second metal layers are bonded together by the intermediate elastomer layer without welding of intermediate metal plates. 3. A structural laminate member according to claim 1, wherein said sub-sections are elongate. 4. A structural laminate member according to claim 1, wherein said plurality of sub-sections are interconnected by interconnectors. 5. A structural laminate member according to claim 1, wherein the sub-sections of the form are not all the same shape. 6. A structural laminate member according to claim 1, wherein the sub-sections of the form are not all uniformly spaced. 7. A structural laminate member according to claim 1, wherein a plurality of forms extend substantially all the length of said member so that said intermediate layer forms a plurality of spaced-apart elongate ribs. 8. A structural laminate member according to claim 1, further comprising at least one shear plate generally perpendicular to said first and second layers and extending therebetween and bonded to said intermediate layer. 9. A structural laminate member according to claim 1, wherein said form is made of foam. 10. A structural laminate member according to claim 9, wherein said form is made of polyurethane (PU) foam. 11. A structural laminate member according to claim 9, wherein said form is made of polypropylene. 12. A structural laminate member according to claim 9, wherein said form is in partial contact with at least one of said first and second metal layers. 13. A structural laminate member according to claim 1, wherein said elastomer has a modulus of elasticity, E, greater than or equal to about 250 MPa and a ductility exceeding that of the metal layers. 14. A structural laminate member according to claim 13, wherein said elastomer has a modulus of elasticity greater than or equal to about 275 MPa. 15. A structural laminate member according to claim 1, wherein said first and second metal layers each has a thickness in the range of from about 2.0 to about 25 mm. 16. A maritime or civil engineering structure or vessel including at least one structural laminate member according to claim 1. 17. A structural laminate member according to claim 1, wherein there are continuous paths avoiding said form from the first inner layer to the second inner layer. 18. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form, made up of a plurality of sub-sections, located between said first and second inner surfaces, wherein said sub-sections are hollow; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and said form has a density lower than a density of the intermediate layer. 19. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form, made up of a plurality of sub-sections that are interconnected by interconnectors, located between said first and second inner surfaces, wherein the cross-sectional area of said sub-sections is greater than the cross-sectional area of said interconnectors; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and said form has a density lower than a density of the intermediate layer. 20. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form located between said first and second inner surfaces; an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and said form has a density lower than a density of the intermediate layer; and at least one shear plate generally perpendicular to said first and second layers and extending therebetween and bonded to said intermediate layer, wherein said at least one shear plate has through holes. 21. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form, made of foam, located between said first and second inner surfaces, wherein there are continuous paths avoiding said form from the first inner layer to the second inner layer; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and said form has a density lower than a density of the intermediate layer. 22. A structural laminate member according to claim 21, wherein there are straight paths avoiding said form from the first inner layer to the second inner layer and said straight paths are substantially perpendicular to said first and second metal layers. 23. A structural laminate member according to claim 21, wherein additional load bearing metallic members are located between, but not welded to, said first and second inner surfaces. 24. A structural laminate member according to claim 23, wherein said elastomer is adhered to said additional members. 25. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form located between said first and second inner surfaces; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and has tensile and compressive strengths of at least 2 MPa, and said form has a density lower than a density of the intermediate layer. 26. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form located between said first and second inner surfaces; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and has a bond strength to said metal layers of at least 1 MPa, and said form has a density lower than a density of the intermediate layer. 27. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer by about 20 to about 250 mm; a form located between said first and second inner surfaces; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and said form has a density lower than a density of the intermediate layer. 28. A structural laminate member comprising: a first metal layer having a first inner surface and a first outer surface; a second metal layer having a second inner surface and a second outer surface, the second metal layer being spaced apart from said first metal layer; a form located between said first and second inner surfaces; and an intermediate layer comprised of an elastomer located in the spaces between said first and second inner surfaces not occupied by said form and adhered to said first and second inner surfaces wherein said elastomer is compact and said form has a density lower than a density of the intermediate layer and the ratio of a total thickness of the first and second metal layers to a thickness of the intermediate layer is in the range of from 0.1 to 2.5.
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