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1. (WO2017134480) A DEVICE FOR LOADING, UNLOADING AND CARRYING HEAVY ITEMS ON THE ROOF OF MOTOR VEHICLES
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CLAIMS

1. A raising and lowering device (1) for supporting load, where the raising and lowering device (1) comprises a first beam (2) and a second beam (3), where a first profile element (S) is slidably connected to the first beam (2) and a second profile element (6) is slidably connected to the second beam (3), said first and second profile elements (5, 6) are in slidable contact with each other, where said first profile element (5) further, through at least one strut (7), is connected to the second beam (3), while the second profile element (6), through strut (8), is connected to the first beam (2), wherein the first and the second beam (2, 3 ) are movable relative each other between a retracted position and an extended position of the raising and lowering device (1).

2. Raising and lowering device (1) for supporting load in accordance with claim 1, characterized in that each strut (7) through a pivot connection (9) is rotatably mounted with the second beam (3) and the first profile element (5), while each strut (8) is rotatably mounted to the first beam (2) and the second profile element (6).

3. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first and second beam (2, 3) is formed with a guiding means for a control device connected to each of the first and the second profile element (5, 6).

4. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first and second profile element (5, 6) is formed with a guiding means for a control device connected to each of the first and the second beam (2, 3).

5. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first profile element (5) is formed with at least one guide means for receiving at least one control device arranged in the second profile element (6), or that the second profile element (6) is formed with at least one guide means for receiving at least one control device arranged in the first profile element (5).

6. Raising and lowering device (1) for supporting load according to one or more of the preceding claims 3-5, characterized in that the guiding means extends substantially along a length of the first beam (2) and the second beam (3) and/or along a length of the first profile element (5) and the second profile element (6).

7. Raising and lowering device (1) for supporting load according to one or more of the preceding claims 3 to 6, characterized in that the guide means consist of slits, grooves (4) or the like, while the control device is consists of a bolt, pin ( 10), sliding element (1 1), carriage (142) or the like.

8. Raising and lowering device (1) for supporting load according to claim 1, characterized in that the first profile element (5) is arranged for receiving of the second profile element (6) or vice versa.

9. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that each of the first and the second profile element (S, 6) at one end is connected with a sliding element (1 1).

10. Raising and lowering device (1) for supporting load according to any one of claims 7 or 9, characterized in that the sliding element (11) comprises a first part

(1 IB) and a second part (11 A), where the first part (1 IB) is connected to the second part (1 1A) through a pivot connection (1 1C).

11. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that each of the first and the second beam (2,

3) comprises a stop means (44) for the control device.

12. Raising and lowering device (1) for supporting load according to one or more of the preceding claims 1-9, characterized in that the raising and lowering device (1) comprises at least one auxiliary device (124, 125, 126) in form of torque spring (s), one or more gas cylinders, clock spring (s), motor (s) or the like, to facilitate handling of the raising and lowering device (1).

13. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the raising and lowering device (1) further comprises a resistance device (40).

14. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the raising and lowering device (1) further comprises at least one locking device (60, 61, 62, 141, 151 , 161, 202) to prevent unwanted movement.

15. A system for supporting the load, characterized in that the system comprises one or more raising and lowering devices (1) for supporting load according to any one of claims 1-14.

16. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first and second beam (2, 3) are U-shaped, where the first beam (2) has a smaller width than the second beam (3).

17. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the second beam (3) on an outer surface is formed with a groove (105) extending along a whole length of the second beam (3)·

18. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first and the second profile element (5, 6) on a side facing towards the first beam (2) is formed with a groove/channel (100, 101) extending over the entire length of the first and the second profile element (5, 6) and on an opposite side of the slot/channel (100, 101) is formed with a slit extending over the entire length of the first and the second profile element (5, 6)·

19. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that a "tilting strut" (7 A) is connected to the at least one strut (7).

20. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the «tilting strut" (7 A) is pivotally connected to the first profile element (5) and/or struts (7) .

21. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the raising and lowering device (1) comprises a front and a rear coupling device (130, 131).

22. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the front and rear coupling device (130, 131) is telescopic.

23. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the raising and lowering device (1) further comprises an angle adjustment device (135).

24. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the raising and lowering device (1) further comprises at least one releasing system (138).

25. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the raising and lowering device (1) comprises at least one locking device.

26. Raising and lowering device (1) for supporting load according to claim 25, characterized in that the locking device comprises a first lock, a second lock and a third lock (141, 151, 161).

27. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first lock (141) is arranged in a locking bracket (142), said locking bracket (142) is connected to the second beam (3).

28. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first and the second profile element (5, 6) is made of extruded aluminum or similar.

29. Raising and lowering device (1) for supporting load according to one or more of the preceding claims, characterized in that the first and the second profile element (5, 6) are rigidly connected to each other.