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1. WO2020109871 - SYSTÈME DE PRÉFABRICATION DE BÂTIMENT, PANNEAU MURAL PRÉFABRIQUÉ ET PANNEAU DE PLANCHER PRÉFABRIQUÉ ASSOCIÉ

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[ EN ]

AMENDED CLAIMS

received by the International Bureau on 17 September 2019 (17.09.2019)

1. A prefabricated building system (100) comprising:

a frame structure (110) comprising a plurality of beams (1 12) and a plurality of columns (114);

a plurality of prefabricated wall panels (200); and

a plurality of prefabricated floor panels (300);

characterized in that

each of the prefabricated wall panels (200) and prefabricated floor panels (300) comprising a plurality of framing members (210, 310) forming a panel structure and a lightweight composite (120) cast therein;

the plurality of framing members (210) of the prefabricated wall panels (200) comprising a tongue frame (212) and a groove frame (213) that form a joint for interconnecting the prefabricated wall panels (200), and the groove frame (213) and a L-profile frame (214) for interconnecting to the frame structure (1 10);

the plurality of framing members (310) of the prefabricated floor panels (300) comprising a L-like frame (312) and an inverted L-like frame (313) that form a lap joint for overlapping the prefabricated floor panels (300), and a C-profile side frame (314) as an end joint;

a plurality of supplementary brackets (400), each comprising a complementary profile to the plurality of framing members (210) for engaging the framing members (210) of the prefabricated wall panels (200) to the frame structure (1 10);

wherein the plurality of prefabricated panels (200, 300) are configured to firmly interconnect and/or overlap with the adjacent prefabricated panels (200, 300) and the supplementary brackets (400) by inserting or laying;

whereby the framing members (210, 310) and the supplementary brackets (400) are concealed within the prefabricated building system (100).

2. The prefabricated building system (100) as claimed in claim 1 , wherein the supplementary brackets (400) comprising a T-shaped guide rail (410) for receiving the prefabricated wall panel (200) at the groove frame (213).

3. The prefabricated building system (100) as claimed in claim 2, wherein the T-shaped guide rail (410) is mounted on a base or the column (1 14) of the frame structure (1 10) by fastening means (800).

4. The prefabricated building system (100) as claimed in claim 1 , wherein the supplementary brackets (400) comprising a L-shaped mounting bracket (420) for coupling the prefabricated wall panel (200) at the L-profile frame (214) to the beam (1 12) or the column (1 14) of the frame structure (1 10).

5. The prefabricated building system (100) as claimed in claim 4, wherein the L-shaped mounting bracket (420) is mounted to the frame structure (1 10) and the prefabricated wall panel (200) by fastening means. (800)

6. The prefabricated building system (100) as claimed in claim 1 , wherein the plurality of prefabricated wall panels (200) are interconnected via the tongue frame (212) and groove frame (213) to form a wall unit of the prefabricated building system (100).

7. The prefabricated building system (100) as claimed in claim 1 , wherein the plurality of prefabricated floor panels (300) are interconnected via the L-like frame (312) and the inverted L-like frame (313) to form a floor unit of the prefabricated building system (100).

8. A prefabricated wall panel (200) comprising:

a plurality of framing members (210) forming a structure as a framework; and

a lightweight composite (120) cast therein;

characterized by:

the plurality of framing members (210) comprising a tongue frame (212) and a groove frame (213) that form a joint for interconnecting the prefabricated wall panels (200), and a groove frame (213) and a L-profile frame (214) for interconnecting to a frame structure during construction; wherein a pair of corner beads (700) is coupled to top and bottom of the framing member (210) to form a frame for receiving a coating layer (140) on top and bottom surfaces of the prefabricated wall panel (200) as finishing.

9. The prefabricated wall panel (200) as claimed in claim 8, wherein the coating layers (140) are selected from cement fiber board, concrete, aluminium, timber or a combination thereof to form a finished panel.

10. (cancelled).

1 1. (cancelled).

12. The prefabricated wall panel (200) as claimed in claim 8 and claim 9, wherein the concrete coating layer (140) is formed within the frame.

13. The prefabricated wall panel (200) as claimed in claim 8, wherein the prefabricated wall panel (200) comprising a chamfer (220) at the coating layer (140) for touch up joining.

14. The prefabricated wall panel (200) as claimed in claim 8, wherein the prefabricated wall panel (200) further comprising an internal frame (215) mounted within the prefabricated wall panel (200).

15. A prefabricated floor panel (300) comprising:

a plurality of framing members (310) forming a structure as a framework;

a lightweight composite (120) cast therein;

characterized by:

the plurality of framing members (310) comprising a L-like frame (312) and an inverted L-like frame (313) that form a lap joint for overlapping the prefabricated floor panels, and a C-profile side frame (314) as an end joint;

the lightweight composite (120) comprising a coating layer (140) on top and bottom surfaces to form a finished floor panel.

16. The prefabricated floor panel (300) as claimed in claim 15, wherein the coating layers (140) are selected from concrete, cement fiber board, aluminium, timber or a combination thereof to form the finished floor panel.

17. The prefabricated floor panel (300) as claimed in claim 15, wherein the bottom coating layer (140) is formed within the framing members (310).

18. The prefabricated floor panel (300) as claimed in claim 15 and claim 17, wherein the lightweight composite (120) and the bottom coating layer (140) are in equal thickness.

19. The prefabricated floor panel (300) as claimed in claim 15, wherein the top coating layer (140) is received on top of the framing members (310).

20. The prefabricated floor panel (300) as claimed in claim 15, wherein each of the framing members (310) comprising a pair of inverted legs (311 ).

21. The prefabricated floor panel (300) as claimed in claim 15 and claim 16, wherein the prefabricated floor panel (300) further comprising a mesh (600) embedded within each of the concrete coating layer (140).

22. The prefabricated floor panel (300) as claimed in claim 20 and claim 21 , wherein the mesh (600) of the bottom coating layer (140) is held in place by the inverted leg (31 1 ) of the framing members (310).

23. The prefabricated floor panel (300) as claimed in claim 1 6, claim 20 and claim 21 , wherein the mesh (600) of the top concrete coating layer (140) is laid on top of the framing members (31 0).

24. A method of producing a prefabricated wall panel (200) of claim 8, the method comprising the steps of:

coupling a plurality of framing members (21 0) to form a structure as a framework;

welding a pair of corner beads (700) to top and bottom of the framing members (21 0);

pouring the lightweight composite (1 20) within the frame structure to form a semi-finished prefabricated wall panel (200);

whereby receiving a coating layer (140) within the corner beads (700) on top and bottom of the prefabricated wall panel (200) to form a finished prefabricated wall panel (200).

25. (cancelled).

26. (cancelled).

27. A method of producing a prefabricated floor panel (300) of claim 1 5, the method comprising the steps of:

coupling a plurality of framing members (31 0) to form a structure as a framework;

receiving a bottom coating layer (140) within the structure as a base; pouring a lightweight composite (1 20) within the structure on top of the bottom coating layer (140);

receiving a top coating layer (140) as a topping of the composite

(120);

wherein the lightweight composite (1 20) and the bottom coating layer (140) are formed within the framing members (310); and

wherein the lightweight composite (1 20) and the bottom coating layer (140) are in equal thickness.