ROLLER SKATE

• US 20090200788A1
• Filed: 05/04/2006
• Published: 08/13/2009
• Est. Priority Date: 05/04/2006
• Status: Abandoned Application

• Current Assignee: Filip Dudal
• Original Assignee: Filip Dudal
• Inventors: Dudal, Filip
• Application Number:
  US12/299,401
• Publication Number:
  US 20090200788A1
• Time in Patent Office: Days
• US Class Current: 280/843
• CPC Class Codes: A63C 17/04 with wheels arranged otherwise than in two pairs A63C17/01 takes precedence
• CPC Class Codes: A63C 17/062 with a pivotal frame or cradle around transversal axis for relative movements of the wheels
• CPC Class Codes: A63C 17/24 with ball-shaped or spherical running surfaces
• CPC Class Codes: A63C 2201/02 Aggressive riding, e.g. grinding

Abstract

A roller skate (10, 110, 210, 310, 410, 510) comprising a flexible insole (11) and a plurality of rollers (16, 216) associated with said insole (11), means (18) being provided for the wearability of said insole (11).

Claims

1. Roller skate (10, 110, 210, 310, 410, 510) characterized in that it comprises a flexible insole (11) and a plurality of rollers (16, 216) associated with said insole (11), means (18) being provided for the wearability of said insole (11).

2. Skate (10, 110, 210, 310, 410, 510) according to claim 1, characterized in that said insole (11) is elastically deformable.

3. Skate (10, 110, 210, 310, 410, 510) according to any one of the previous claims, characterized in that said insole (11) is made from plastic material or rubber.

4. Skate (10, 110, 210, 310, 410, 510) according to any one of the previous claims, characterized in that said means (18) comprise an upper (12) that is perimetrically connected to said insole (11).

5. Skate (10, 110, 210, 310, 410, 510) according to claim 4, characterized in that said upper (12) is flexible.

6. Skate (10, 110, 210, 310, 410, 510) according to any one of the previous claims, characterized in that said insole (11) is anatomical and in it a toe portion (11a), a substantially plantar vault-shaped intermediate portion (11b) and a heel portion (11c) are defined.

7. Skate (10, 110, 210, 310, 410, 510) according to claim 6, characterized in that the rollers (16, 216) are associated with the toe portion (11a) and with the heel portion (11c) of the insole (11).

8. Skate (10, 110, 210, 310, 410, 510) according to any one of the previous claims, characterized in that said plurality of rollers (16, 216) is carried by at least two distinct supports (14), a portion of one or more rollers (16, 216) projecting from one part of each support (14), said supports (14) being connected below the insole (11).

9. Skate (10, 110, 210, 310, 410, 510) according to claim 8, characterized in that said supports (14) are flexible and elastically deformable.

10. Skate (10, 110, 210, 310, 410, 510) according to claim 8, characterized in that two supports (14) are provided, a front-of-foot support (14) being associated with a toe portion (11a) of the insole (11), a back-of-foot support (14) being associated with a heel portion (11c) of the insole (11).

11. Skate (10, 110, 210, 310, 410, 510) according to claim 10, characterized in that said back-of-foot support (14) carries a roller (16), arranged substantially at a lower end of the rear tuberosity of the calcaneal bone of the foot destined to wear said insole (11).

12. Skate (10, 110) according to claim 10 or 11, characterized in that said front-of-foot support (14) carries two rollers (16), which are advantageously arranged substantially at a front end of the first metatarsus and substantially at a front end of the fifth metatarsus of the foot destined to wear said insole (11).

13. Skate (10, 110) according to claim 10, characterized in that a roller (16) of the back-of-foot support (14) and two rollers (16) of the front-of-foot support (14) are arranged at the vertices of a triangle, with a side extending transversally to the longitudinal axis (A-A) of the insole (11) substantially at the toe portion (11a) thereof and vertex opposite said side substantially at the heel portion (11c) thereof.

14. Skate (10, 110) according to claim 13, characterized in that said front-of-foot support (14) carries a third roller (16), arranged substantially at a central area of said triangle to constitute a further point of support on the ground for the roller skate (10, 110).

15. Skate (10, 110) according to claim 14, characterized in that said third roller (16) of the front-of-foot support (14) is positioned substantially on the longitudinal axis (A-A) of the insole (11).

16. Skate (10, 110) according to claim 12, characterized in that said front-of-foot support (14) carries a third roller (16), positioned in such a way that the incenter of the triangle having the three rollers (16) of the front-of-foot support (14) for vertices, is substantially on the longitudinal axis (A-A) of the insole (11).

17. Skate (10, 110) according to any one of the previous claims, characterized in that said rollers (16) are multidirectional spherical rollers.

18. Skate (10, 110, 210, 310, 410, 510) according to any one of the previous claims, characterized in that said rollers (16, 216) can be replaced by quick coupling means to the roller skate (10, 110, 210, 310, 410, 510).

19. Skate (10, 110, 210, 310, 410, 510) according to claim 8 or 9 or 10, characterized in that said supports (14) are equipped with one or more braking and/or thrusting portions (22, 24, 26, 28), which project laterally with respect to the profile, in plan view, of the insole (11).

20. Skate (10, 110, 210, 310, 410, 510) according to claim 19, characterized in that said braking and/or thrusting portions (22, 24, 26, 28) are made from plastic material or rubber.

21. Skate (10, 110, 210, 310, 410, 510) according to claim 19 or 20, characterized in that said aforementioned braking and/or thrusting portions (22, 24, 26, 28) also project below the profile, in side elevation view, of the supports (14).

22. Skate (10, 110, 210, 310, 410, 510) according to claims 10 and 19, characterized in that a first braking and/or thrusting portion (22) is arranged in front of the front-of-foot support (14) and a second braking and/or thrusting portion (24) is arranged behind the back-of-foot support (14).

23. Skate (10, 110, 210, 310, 410, 510) according to claim 22, characterized in that the lower surface (22a) of the first braking and/or thrusting portion (22) has concave shape.

24. Skate (10, 110, 210, 310, 410, 510) according to claim 23, characterized in that said lower surface (22a) is substantially a portion of cylindrical surface, having generatrices substantially parallel to the longitudinal axis (A-A) of the insole (11).

25. Skate (10, 110, 210, 310, 410, 510) according to claim 23, characterized in that said lower surface (22a) is substantially a portion of cylindrical surface with generatrices having an inclination up to about 10°

, with respect to the longitudinal axis (A-A) of the insole (11), towards the outer side of the insole (11).

26. Skate (10, 110, 210, 310, 410, 510) according to claim 22, characterized in that a third braking and/or thrusting portion (26) is arranged on the inner side of the front-of-foot support (14).

27. Skate (10, 110, 210, 310, 410, 510) according to claim 26, characterized in that a fourth braking and/or thrusting portion (28) is arranged on the outer side of the front-of-foot support (14).

28. Skate (10, 110, 210, 310, 410, 510) according to claim 19, characterized in that said braking and/or thrusting portions (22, 24, 26, 28) can be replaced by quick coupling means to the respective supports (14).

29. Skate (110, 310, 510) according to claim 10, characterized in that between the front-of-foot support (14) and the back-of-foot support (14) a connection portion (130, 330, 530) is provided, which is associated with an intermediate portion (11b) of the insole (11).

30. Skate (110, 310, 510) according to claim 29, characterized in that said connection portion (130, 330, 530) has a concave lower surface (130a, 330a, 530a) that is substantially shaped like a portion of cylindrical surface, having generatrices substantially perpendicular to the longitudinal axis (A-A) of the insole (11).

31. Skate (210, 310, 410, 510) according to claim 1, characterized in that said rollers (216) are of substantially cylindrical shape and can rotate about a single rotation axis, said rollers (216) being arranged along a alignment substantially parallel or coinciding with the longitudinal symmetry axis (A-A) of the insole (11).

32. Skate (210, 310) according to claims 8 and 31, characterized in that said rollers (216) are four, one roller (216) being carried by a back-of-foot support (14), associated with a heel portion (11c) of the insole (11), three rollers (216) being carried by a front-of-foot support (14), associated with a toe portion (11a) of the insole (11).

33. Skate (210, 310) according to claims 8 and 31, characterized in that said rollers (216) are four, one roller (216) being carried by a back-of-foot support (14), associated with a heel portion (11c) of the insole (11), three rollers (216) being carried by three independent front-of-foot supports (14), associated with a toe portion (11a) of the insole (11).

34. Skate (410, 510) according to claims 8 and 31, characterized in that said rollers (216) are three, one roller (216) being carried by a back-of-foot support (14), associated with a heel portion (11c) of the insole (11), two rollers (216) being carried by a front-of-foot support (14), associated with a toe portion (11a) of the insole (11).

35. Skate (410, 510) according to claims 8 and 31, characterized in that said rollers (216) are three, one roller (216) being carried by a back-of-foot support (14), associated with a heel portion (11c) of the insole (11), two rollers (216) being carried by two independent front-of-foot supports (14), associated with a toe portion (11a) of the insole (11).