SYNTHETIC THATCH MEMBERS FOR USE AS ROOFING MATERIAL PRODUCTS AND METHODS OF MAKING AND USING THE SAME

• US 20130255173A1
• Filed: 02/27/2013
• Published: 10/03/2013
• Est. Priority Date: 03/28/2012
• Status: Active Grant

• Current Assignee: Palapa Technology LLC
• Original Assignee: DOC Palapa Company
• Inventors: Valentine, David Michael
• Granted Patent: US 8,984,836 B2
• Time in Patent Office: Days
• US Class Current: 52/309.1
• CPC Class Codes: B29C 45/00 Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor injection blow-moulding B29C49/06
• CPC Class Codes: B29C 48/00 Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor extrusion blow-moulding B29C49/04
• CPC Class Codes: E04D 5/06 by making use of plastics
• CPC Class Codes: E04D 9/00 Roof covering by using straw, thatch, or like materials impregnation against incendiary damage B27K

Abstract

A synthetic thatch member for use as a roofing material product, along with associated methods for manufacturing and installing the same are provided. The synthetic thatch member comprises: a plurality of frond members defining a first three-dimensional surface of the thatch member and a second three-dimensional surface of the thatch member, the first and second surfaces comprising opposing sides of the plurality of frond members; a fused portion comprising a first portion of each of the plurality of frond members, wherein each of the first portions is connected relative to one another, such that the fused portion defines a substantially impermeable surface; and a serrated portion comprising a second portion of each of the plurality of frond members, each of the second portions being separated relative to one another, such that a plurality of gaps are defined between each of the plurality of frond members.

Claims

1. A synthetic thatch member for use as a roofing material product, said synthetic thatch member comprising:

a plurality of frond members, said frond members defining a first three-dimensional surface of said thatch member and a second three-dimensional surface of said thatch member, said first and second surfaces comprising opposing sides of said plurality of frond members;

a fused portion, said fused portion comprising a first portion of each of said plurality of frond members, wherein each of said first portions is connected relative to one another, such that said fused portion defines a substantially impermeable surface; and

a serrated portion, said serrated portion being located substantially adjacent said fused portion and comprising a second portion of each of said plurality of frond members, wherein each of said second portions is separated relative to one another, such that a plurality of gaps are defined between each of said second portions of each of said plurality of frond members.

2. The synthetic thatch member of claim 1, wherein each of the plurality of frond members comprises a pair of angled surfaces, said pair of angled surfaces being oriented relative to one another so as to define both said first and said second three-dimensional surfaces of said thatch member.

3. The synthetic thatch member of claim 2, wherein:

said pair of angled surfaces define a ridge portion on each of said plurality of frond members;

said pair of angled surfaces define at least one valley portion adjacent at least one edge of each of said plurality of frond members;

in said fused portion, said at least one valley portion is configured to, at least in part, define said substantially impermeable surface; and

in said serrated portion, said at least one valley portion is configured to, at least in part, define said plurality of gaps.

4. The synthetic thatch member of claim 1, wherein a length of said synthetic thatch member is approximately thirty-two inches.

5. The synthetic thatch member of claim 4, wherein:

said length is defined by a length of said fused portion and a length of said serrated portion;

said length of said fused portion is approximately twenty-one inches; and

said length of said serrated portion is approximately eleven inches.

6. The synthetic thatch member of claim 1, wherein a length of said synthetic thatch member is variable across each of said plurality of frond members, such that a substantially fan-shaped arc is defined at least in part by said second portions of each of said plurality of frond members in said serrated portion.

7. The synthetic thatch member of claim 1, wherein a length of said synthetic thatch member is substantially fixed across each of said plurality of frond members, such that a substantially linear edge of said synthetic thatch member is defined at least in part by said second portions of each of said plurality of frond members in said serrated portion.

8. The synthetic thatch member of claim 1, wherein a maximum width of said synthetic thatch member is approximately twenty-two inches.

9. The synthetic thatch member of claim 8, wherein said maximum width occurs substantially within said fused portion, such that said serrated portion is substantially the same width as said maximum width.

10. The synthetic thatch member of claim 8, wherein said maximum width occurs substantially within said serrated portion, such that a width of said fused portion is substantially less than said maximum width.

11. The synthetic thatch member of claim 1, wherein a width of each of said plurality of frond members is approximately one inch.

12. The synthetic thatch member of claim 11, wherein said width is variable so as to define a taper between said first and said second portions of each of said plurality of frond members, such that said width in said second portion is substantially less than said width in said first portion.

13. The synthetic thatch member of claim 12, wherein each of said tapers on each of said plurality of frond members define, at least in part, each of said plurality of gaps between each of said second portions of each of said plurality of frond members.

14. The synthetic thatch member of claim 13, wherein each of said plurality of gaps has an average width of approximately ½

inch.

15. The synthetic thatch member of claim 1, wherein a thickness of each of said plurality of frond members is approximately 1/16 of an inch, said thickness being defined at least in part by said first and said second three-dimensional surfaces of each of said plurality of frond members.

16. The synthetic thatch member of claim 15, wherein said thickness is variable so as to define a taper between said first and said second portions of each of said plurality of frond members, such that said thickness in said second portion is substantially less than said width in said first portion.

17. The synthetic thatch member of claim 1, wherein said first and said second three-dimensional surfaces of said thatch member comprise a texture imprinted thereon.

18. The synthetic thatch member of claim 17, wherein said texture comprises a plurality of irregularities formed in one or more of each of said plurality of frond members.

19. The synthetic thatch member of claim 1, wherein said member further comprises an attachment portion, said attachment portion being configured to selectively secure proximate portions of each of said plurality of frond members, said proximate portions being substantially opposite said portions of each of said plurality of frond members defining said serrated portion.

20. The synthetic thatch member of claim 1, wherein said fused portion covers a surface area of approximately one square foot.

21. A method of installation of a synthetic thatch member for use as a roofing material product, said method of installation comprising the steps of:

(A) providing a plurality of synthetic thatch members, each member comprising;

(i) a plurality of frond members, said frond members defining a first three-dimensional surface of said thatch member and a second three-dimensional surface of said thatch member, said first and second surfaces comprising opposing sides of said plurality of frond members;

(ii) a fused portion, said fused portion comprising a first portion of each of said plurality of frond members, wherein each of said first portions is connected relative to one another, such that said fused portion defines a substantially impermeable surface; and

(iii) a serrated portion, said serrated portion being located substantially adjacent said fused portion and comprising a second portion of each of said plurality of frond members, wherein each of said second portions is separated relative to one another, such that a plurality of gaps are defined between each of said second portions of each of said plurality of frond members;

(B) affixing a first one of said plurality of synthetic thatch members to an adjacently positioned portion of a roofing structure, such that said serrated portion is oriented substantially below said fused portion; and

(C) affixing a second one of said plurality of synthetic thatch members to an adjacently positioned portion of said roofing structure, such that said first and second ones of said plurality of synthetic thatch members are both positioned substantially along the same horizontal plane, and such that at least a portion of said fused portion of said second one of said plurality of synthetic thatch members at least partially overlaps at least a portion of said fused portion of said first one of said plurality of synthetic thatch members.

22. The method of claim 21, wherein at least a portion of said fused portion of said second one of said plurality of synthetic thatch members overlaps at least a portion of said fused portion of said first one of said plurality of synthetic thatch members by a distance of approximately five inches.

23. The method of claim 21, further comprising the step of affixing a third one of said plurality of synthetic thatch members to an adjacently positioned portion of said roofing structure, such that at least a portion of said fused portion of said third one of said plurality of synthetic thatch members is positioned substantially above said first and said second ones of said plurality of synthetic thatch members, such that at least a portion of said fused portion of said third one of said plurality of synthetic thatch members at least partially overlaps both (i) at least a portion of said fused portion of said first one of said plurality of synthetic thatch members;

and (ii) at least a portion of said fused portion of said second one of said plurality of synthetic thatch members.

24. The method of claim 23, wherein at least a portion of said serrated portion of said third one of said plurality of synthetic thatch members at least partially overlaps at least a portion of said serrated portions of said first and second ones of said plurality of synthetic thatch members.

25. The method of claim 24, wherein said degree of partial overlap is a distance of approximately five inches.

26. A method of manufacturing a synthetic thatch member for use as a roofing material product, the thatch member comprising a plurality of frond members, the method comprising the steps of:

placing a molten polymer material into a mold; and

forming said synthetic thatch member from said molten polymer material, said synthetic thatch member comprising;

(i) a plurality of frond members, said frond members defining a first three-dimensional surface of said thatch member and a second three-dimensional surface of said thatch member, said first and second surfaces comprising opposing sides of said plurality of frond members;

(ii) a fused portion, said fused portion comprising a first portion of each of said plurality of frond members, wherein each of said first portions is connected relative to one another, such that said fused portion defines a substantially impermeable surface; and

(iii) a serrated portion, said serrated portion being located substantially adjacent said fused portion and comprising a second portion of each of said plurality of frond members, wherein each of said second portions is separated relative to one another, such that a plurality of gaps are defined between each of said second portions of each of said plurality of frond members;

wherein said mold defines said structural configuration of at least said plurality of frond members, said fused portion, and said serrated portion.

27. The method of claim 26, wherein:

the step of forming the synthetic thatch member comprises an injection molding process; and

said mold further comprises one or more textured surface portions thereon, said one or more textured surface portions being configured to impart a texture to one or more portions of said fused and serrated portions.

28. The method of claim 27, wherein:

the step of forming the synthetic thatch member comprises an extrusion process; and

one or more textured surface portions are imprinted upon at least a portion of said fused and said serrated portions by extruding the molten polymer further through a die having the desired texture formed therein.