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1. (WO2018225084) CARGO SCOOTER – 2/3 WHEELER LOAD CARRYING VEHICLE
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CLAIMS,

1. A cargo-carrying wheeled vehicle comprising:

- a seat assembly (18);

- a set of wheels (16) comprising at least a front wheel and at least a rear wheel;

- a cargo hold chassis (14) being a framework located in front of said seat assembly, characterized in that, an operative longitudinal axis of said seat is spaced apart from an operative longitudinal axis of said cargo hold chassis, in that said operative longitudinal axis of said seat is located operatively behind said operative longitudinal axis of said cargo hold chassis, said cargo hold chassis being a rearward biased chassis; and

- a steering assembly (12), on top of said cargo hold chassis (14), said steering assembly being provided in a spaced apart formation, in that, its steering handle being laterally offset from said front wheel.

2. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said cargo hold chassis being a rearward biased chassis, characterized in that, base of said cargo hold area slopes from operative front wheel towards operative rear wheel.

3. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said cargo hold chassis being a rearward biased chassis, characterized in that, said chassis comprising an operative front side which is relatively higher from the ground than an operative back side which is relatively lower from the ground.

4. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said cargo hold chassis being a rearward biased chassis, characterized in that, said chassis comprising an operative front side which is relatively lighter than an operative back side which is relatively heavier.

5. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said cargo hold chassis comprising:

- at least two top longitudinal members (22a, 22b) configured along axis of travel of the vehicle and at least two top lateral members (22c, 22d) configured orthogonal to the axis of travel of the vehicle, the two top longitudinal members and the two top lateral members form a top portion of the chassis;

- at least two bottom longitudinal members (24a, 24b) configured along axis of travel of the vehicle and at least two bottom lateral members (24c, 24d) configured orthogonal to the axis of travel of the vehicle, the two bottom longitudinal members and the two bottom lateral members form a bottom portion of the chassis; and

- the top portion of the chassis is spaced apart from the bottom portion of the chassis by means of operative vertical members (26a, 26b, 26c, 26d); characterized in that, the two top longitudinal members and the two top lateral members form a trapezoid.

6. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said cargo hold chassis comprising:

- at least two top longitudinal members (22a, 22b) configured along axis of travel of the vehicle and at least two top lateral members (22c, 22d) configured orthogonal to the axis of travel of the vehicle, the two top longitudinal members and the two top lateral members form a top portion of the chassis;

- at least two bottom longitudinal members (24a, 24b) configured along axis of travel of the vehicle and at least two bottom lateral members (24c, 24d) configured orthogonal to the axis of travel of the vehicle, the two bottom longitudinal members and the two bottom lateral members form a bottom portion of the chassis; and

- the top portion of the chassis is spaced apart from the bottom portion of the chassis by means of operative vertical members (26a, 26b, 26c, 26d); characterized in that, the two top longitudinal members and the two top lateral members form a rectangle.

7. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, rear end of said cargo hold chassis comprising a sub-frame coupled to it, said sub- frame being constructed using trellis type or cast alloys for seating of a rider.

8. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said cargo hold chassis comprising batteries installed in its floor.

9. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering assembly (12) is an offset steering assembly.

10. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering handle of said steering assembly is offset from a longitudinal axis of said operative front wheel of the set of wheels.

11. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said at least a front wheel is mounted onto said cargo hold chassis with suspension, therebetween.

12. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering assembly comprising:

- an angularly displaceable steering handle (12a), said angular displacement being about said steering handle's operative longitudinal axis;

- a first pinion (12c) aligned, and concentric, to angular displacement axis of said steering handle;

- a second pinion (12d);

- a rack (12b) coupled to said first pinion at its one end and to said second pinions at it other end;

- a first steering rod (12e), laterally offset from said steering handle, clamped by a first steering column (12i), said first steering rod being coupled to said second pinion;

- a second steering rod (12f) clamped by a second steering column (12j), said first steering rod and said second steering rod being mounted at an angle with respect to each other;

- a universal joint (12k) configured to couple said first steering rod to said second steering rod;

- a Handle T (12g) connected to said second steering rod; and

- a telescopic front suspension (12h) mounted on said handle T.

13. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering assembly comprising:

- an angularly displaceable steering handle (12a), said angular displacement being about said steering handle's operative longitudinal axis;

- a first pinion (12c) aligned, and concentric, to angular displacement axis of said steering handle;

- a second pinion (12d);

- a rack (12b) coupled to said first pinion at its one end and to said second pinions at it other end;

- a steering rod (12e), laterally offset from said steering handle, said steering rod being coupled to said second pinion;

- a Handle T (12g) connected to said steering rod; and

- a telescopic front suspension (12h) mounted on said handle T.

14. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, a front wheel from said set of wheels being coupled to said handle T.

15. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said rack element being aligned along axis of travel of said vehicle.

16. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said rack is coupled to a first pinion at its steering handle end and is coupled to a second pinion at is steering rod and steering column end.

17. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said second pinion gear is coupled to said first steering rod which is further coupled to said second steering rod by means of said universal joint and further extends to a front wheel which is steered by said steering handle.

18. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said vehicle comprising a steering damper to avoid shimmy of said steering assembly.

19. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider, characterized in that, said centre of gravity lies in a pre-defined triangular region - where the 3 vertices are: 1) point on steering handle axis; 2) point on rear axle; and 3) point on an imaginary line passing through the centre of the wheelbase intersecting the bottom part of the chassis.

20. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider, characterized in that, said centre of gravity is defined by a first locus of points limited, at an operative front side, by a central axis, of the wheelbase, and a second locus of points limited, at an operative back side, by the leg of a rider on the seat of the vehicle.

21. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider.

22. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider, characterized in that, said centre of gravity is defined within a first triangle, in an x-plane and a y-plane.

23. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider, characterized in that, said centre of gravity's first triangle is defined by a point on the rear axle, a point on the steering handle, and either a point on the front- mo st point of the cargo hold chassis.

24. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider, characterized in that, said centre of gravity is defined within a second triangle, in a z-plane.

25. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider, characterized in that, said centre of gravity is defined within a second triangle, in a z-plane, characterized in that, said centre of gravity's second triangle being defined by a point on one extremity of the steering handle, a point on the other extremity of the steering handle, and a point on the longitudinal axis of the rear axle.

26. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity, of said vehicle, is operatively forward with respect to a rider, characterized in that, said centre of gravity is defined within a second triangle, in a z-plane, characterized in that, said centre of gravity's second triangle being defined by a point on one extremity of the lateral axis defined at the centre of the vehicle's wheelbase, a point on the other extremity of the lateral axis defined at the centre of the vehicle's wheelbase, and a point on the longitudinal axis of the rear axle.

27. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering assembly comprising:

- an angularly displaceable steering handle (12a);

- at least a steering rod, laterally offset from said steering handle, said steering rod being coupled to a handle T connected to said front wheel; and

- a four-bar linkage mechanism configured to couple said steering handle to said steering rod for translating angular displacement of said steering handle into corresponding angular displacement of said front wheel.

28. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering assembly comprising:

- an angularly displaceable steering handle (12a);

- at least a steering rod, laterally offset from said steering handle, said steering rod being coupled to a handle T connected to said front wheel; and

- at least a translational mechanism configured to translate angular displacement of said steering handle into corresponding angular displacement of said front wheel.

29. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, centre of gravity is relatively lower.

30. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said vehicle comprising vibrating motor is placed in a steering handle of said vehicle, said vibrating motor being coupled with ignition that drives said vehicle, in that, if said ignition is on, said vibrating motor is on and if the ignition is off, said vibrating motor is off.

31. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said vehicle comprising a load cell placed at the base of said cargo hold chassis to make a rider aware of the load of cargo in / on said vehicle.

32. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said vehicle comprising a load cell placed at the base of said cargo hold chassis to make a rider aware of the load of cargo in / on said vehicle, characterized in that, said load cell being communicably coupled with ignition so that in overload conditions, said vehicle does not operate.

33. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering handle is located close to a line of centre of gravity under loaded as well as unloaded conditions.

34. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said steering assembly comprising a steering handle being located before or at with respect to a central longitudinal axis of the wheelbase.

35. The cargo-carrying wheeled vehicle as claimed in claim 1 wherein, said cargo hold chassis comprising doors wherein its body panel and / or its doors are thermally insulated.