Claims
- 1. A ski having a generally vertical longitudinal plane of symmetry, said ski comprising:
- (a) a ski body having a front end, said front end including two lateral sides, a first cutout formed in one of said lateral sides, a second cutout formed in the other of said lateral sides;
- (b) a spatula tip including an opening adapted to receive said front end, and a non-removable bump projecting towards the interior of said opening for cooperating with said first cutout, said bump being unitary with said spatula, said bump being fixedly and rigidly mounted to said cutouts;
- (c) a blockage element for acting on said second cutout at a location which is opposite a location where said bump cooperates with respect to said first cutout, with respect to said generally vertical longitudinal plane of symmetry, said blockage element being removable from said spatula tip, whereby said blockage element comprises means for preventing said spatula tip from being longitudinally removed from said ski body.
- 2. Ski as defined by claim 1, wherein said two lateral sides are symmetrical with respect to said plane of symmetry.
- 3. Ski as defined by claim 1, wherein said two lateral sides converge towards said front end.
- 4. Ski as defined in claim 1, wherein said first cutout and said second cutout are symmetrical with respect to said plane of symmetry, said first cutout intersecting its respective side at a first point, said second cutout intersecting its respective side at a second point, a line passing through said first point and said second point defining an imaginary line that is substantially perpendicular to said plane of symmetry.
- 5. Ski as defined by claim 4, wherein said two cutouts are substantially circular and include a predetermined radius.
- 6. Ski as defined by claim 1, wherein upper and lower surfaces of said front end of said ski body are adapted to receive said spatula tip and are substantially aligned with upper and lower surfaces of the ski body itself.
- 7. Ski as defined by claim 1, wherein upper and lower surfaces of said front of the ski body are offset with respect to respective upper and lower surfaces of the ski body, thus causing a retraction of the outline of said front end at the level of the portion adapted to receive the spatula tip.
- 8. Ski as defined by claim 1, wherein said spatula tip is approximately triangular in shape, said triangular shape being defined by a base and two lateral curved surfaces beginning at the two ends of said base and intersecting at a front point.
- 9. Ski as defined by claim 8, wherein said front point is positioned in said generally vertical plane of symmetry of said ski body.
- 10. Ski as defined by claim 8, wherein said front point is offset with respect to said plane of symmetry.
- 11. Ski as defined by claim 8, wherein said spatula tip comprises an interior opening adapted to receive said front end of said ski body, said opening having the general shape of a trapezoid, including a base and two laterally converging walls which are symmetrical with respect to said plane of symmetry.
- 12. Ski as define by claim 11, wherein one of the converging walls includes said bump.
- 13. Ski as defined by claim 12, wherein said bump is of a generally circular shape.
- 14. Ski as defined by claim 13, said first cutout being substantially circular, wherein said bump has a radius substantially equal to the radius of said first cutout.
- 15. Ski as defined by claim 14, wherein a hole extends through an upper surface of said spatula tip to said opening and from said opening partially into a lower surface of said spatula tip.
- 16. Ski as defined by claim 15, wherein said hole is tangential to an imaginary line of said spatula tip, which is parallel to the base of the spatula tip, said line passing through the intersection of the bump with the lateral wall of the opening such that once the spatula tip is assembled onto the front end of the ski body, the hole is slightly offset by approximately a few tenths of a millimeter with respect to said second cutout.
- 17. Ski as defined by claim 8, wherein said spatula tip is made of a plastic material.
- 18. Ski as defined by claim 11, wherein the thickness of said opening is slightly greater than the thickness of said front end of said ski body so as to allow nesting of said spatula tip on the front end of said ski body width and to allow adjustment.
- 19. Ski as defined by claim 16, wherein said first cutout intersects its respective side at a first point, said second cutout intersects its respective side at a second point, a line passing through said first point and said second point defining an imaginary line of the ski body, wherein once said spatula tip is assembled on the front of the ski, said imaginary line of said spatula tip substantially coincides with said imaginary line of the ski body.
- 20. Ski as defined by claim 15, wherein said blockage element is comprised of a cylindrical portion adapted to be positioned in said hole of said spatula tip and to cooperate with said second cutout of the front end of the ski body.
- 21. Ski as defined by claim 20, wherein said blockage element comprises deformable lips that are adapted to cooperate through deformation with an edge of said second cutout of the front end of the ski body during assembly.
- 22. Ski according to claim 20, wherein said blockage element comprises a cylindrical head of a diameter greater than that of said hole.
- 23. Ski as defined by claim 20, wherein said blockage element is made of injection molded plastic material.
- 24. The ski as defined by claim 1, wherein said blockage element and said bump are sufficiently rigid to prevent said spatula tip from being longitudinally displaced from said ski body.
- 25. The ski as defined by claim 1, wherein said spatula tip comprises a pair of opposite lateral sides, said opposite lateral sides comprising continuous surfaces uninterrupted by depressions therein.
- 26. The ski as defined by claim 1, wherein said spatula tip comprises a pair of opposite lateral sides, said opposite lateral sides comprising continuous surfaces uninterrupted by holes extending therethrough to said opening of said spatula tip.
- 27. Ski as defined by claim 1, wherein said opening of said spatula tip is defined by at least one interior surface, and wherein said bump is unitary with said one interior surface.
- 28. Ski as defined by claim 1, wherein said blockage element acts on said second cutout at a point which is asymmetric with respect to said generally vertical longitudinal plane of symmetry with respect to a point where said bump cooperates with said first cutout.
- 29. Ski as defined in claim 28, wherein said first cutout and said second cutout are symmetrical with respect to said plane of symmetry, said first cutout intersecting its respective side at a first point, said second cutout intersecting its respective side at a second point, a line passing through said first point and said second point defining an imaginary line that is substantially perpendicular to said plane of symmetry.
- 30. Ski as defined in claim 1, wherein said spatula tip includes at least one exterior surface, said at least one exterior surface having a portion defining a hole, wherein said blockage element includes a shank, and wherein said shank is received within said hole for acting on said second cutout and for retaining said spatula tip upon said ski.
- 31. The ski as defined by claim 30, wherein said blockage member further comprises an enlarged head attached to said shank.
- 32. A spatula tip, including means for attaching said spatula tip at an end of a ski, said spatula tip comprising:
- an asymmetrical shape with respect to a vertical longitudinal median plane of a ski when attached to the ski by means of said means for attaching said spatula tip at an end of a ski;
- said means for attaching said spatula tip at an end of a ski comprising means for facilitating removal and replacement of said spatula tip from said end of a ski for selectively attaching said spatula tip at an end of either one of a right ski and a left ski of a pair of skis;
- said spatula tip further comprising an exterior surface, said means for attaching said spatula tip at an end of a ski further comprising a hole extending into said exterior surface and a blockage member adapted to be received within said hole and to contact a lateral ski surface when said spatula tip is attached to the ski, whereby said blockage member comprises means for preventing said spatula tip from being longitudinally removed from the ski;
- an opening for receiving an end of a ski, said opening being defined by interior surfaces, said means for attaching said spatula tip at an end of a ski comprising at least predetermined ones of said interior surfaces, wherein said predetermined ones of the interior surfaces are continuous interior side surfaces uninterrupted by openings through exterior surfaces of the spatula tip, and wherein said hole extends through at least one of an upper and a lower interior surface.
- 33. The spatula tip of claim 32, said opening being asymmetrical with respect to a vertical longitudinal median plane of a ski when attached to the ski by means of said means for attaching said spatula tip at an end of a ski.
- 34. The spatula tip of claim 33, said means for attaching said spatula tip at an end of a ski being adapted to attach said spatula tip at an end of either of said right ski and left ski, in which the end of the ski is defined by exterior surfaces which are symmetrical with respect to a vertical longitudinal median plane of the ski when attached to the ski by means of said means for attaching said spatula tip at an end of a ski.
- 35. The spatula tip of claim 32, wherein said ski tip exterior surface comprises a first exterior surface and a second exterior surface, wherein said hole extends into at least one of said first exterior surface and said second exterior surface.
- 36. The spatula tip of claim 32, including said predetermined ones of said interior surfaces, comprising a unitary material.
- 37. The spatula tip of claim 36, said material being plastic.
- 38. The spatula tip of claim 37, said predetermined ones of said interior surfaces comprising a convex arcuate portion.
- 39. The spatula tip of claim 32, said means for attaching said spatula tip at an end of a ski being asymmetrical with respect to the vertical longitudinal median plane of the ski when attached to the ski by means of said means for attaching said spatula tip.
- 40. The spatula tip of claim 32, in combination with one of said right ski and said left ski.
- 41. The spatula tip of claim 33, in combination with one of said right ski and said left ski.
- 42. The spatula tip of claim 34, in combination with one of said right ski and said left ski, each of said right ski and said left ski having a respective end defined by exterior surfaces which are symmetrical with respect to a vertical longitudinal median plane of the ski when attached to the ski by means of said means for attaching said spatula tip at an end of a ski.
- 43. The combination of claim 42, said spatula tip comprising a first spatula tip, said one of said right ski and said left ski consisting of said right ski, said combination further comprising said left ski and a second spatula tip, said second spatula tip including second means for attaching said second spatula tip at an end of either of said first ski and said second ski, said second spatula tip comprising an asymmetrical shape with respect to a vertical longitudinal median plane of either of said right ski and said left ski when attached to either ski by means of said second means for attaching said second spatula tip at an end of either ski.
- 44. The combination of claim 42, said spatula tip, including said predetermined ones of said interior surfaces, comprising a unitary material.
- 45. The combination of claim 44, said material being plastic.
- 46. The combination of claim 44, said predetermined ones of said interior surfaces comprising a convex surface, said exterior surfaces of each of said right ski and said left ski comprising a cut-out on either side of the vertical longitudinal median plane of each said ski, each said cut-out being adapted to receive said convex surface.
- 47. The combination of claim 46, said convex surface having an arcuate portion with a predetermined radius of curvature, each said cut-out comprising an arcuate portion having a predetermined radius of curvature generally equal to said predetermined radius of curvature of said arcuate portion of said convex surface.
- 48. The combination of claim 47, wherein said blockage member is adapted to be received within said hole to contact a ski surface comprises said blockage member being adapted to contact one of said exterior ski surfaces when said spatula tip is attached to said one ski.
- 49. The combination of claim 48, said one of said exterior ski surfaces contacted by said blockage member comprises one of said cut-outs.
- 50. The combination of claim 49, said blockage member having a portion for contacting said one of said cut-outs which has a radius of curvature substantially less than said predetermined radius of curvature of each said cut-out.
- 51. The combination of claim 48, said one of said exterior ski surfaces contacted by said blockage member comprises a first of said cut-outs on one side of said vertical longitudinal median planes and said arcuate portion of said convex surface adapted to be received in a second of said cut-outs on the other side of said vertical longitudinal median plane.
- 52. A method of mounting said spatula tip upon an end of said ski of the combination of claim 51, said method comprising the steps of:
- inserting said end of said ski into said opening of said spatula tip;
- contacting said arcuate portion of said convex surface with said second of said cut-outs of said end of said ski;
- moving said spatula tip in a direction transverse of said vertical longitudinal median plane of said ski to a final mounted position; and
- inserting said blockage member into said hole of said spatula tip and contacting said first of said cut-outs of said end of said ski.
- 53. A method of replacing a first spatula tip affixed upon an end of a first of said right ski and said left ski, with said spatula tip of said combination of claim 51, said spatula tip of said combination of claim 51 comprising a second spatula tip, said method comprising the steps of:
- removing said first spatula tip from said end of said first ski;
- inserting said end of said one ski into said opening of said second spatula tip;
- contacting said arcuate portion of said convex surface of said second spatula tip with said second of said cut-outs of said end of said first ski;
- moving said second spatula tip in a direction transverse of said vertical longitudinal median plane of said first ski to a final mounted position; and
- inserting said blockage member into said hole of said second spatula tip and contacting said first of said cut-outs of said end of said first ski.
- 54. The method of claim 53, further comprising the method of replacing a second spatula tip affixed upon an end of a second of said right ski and said left ski, with said first spatula tip, said second spatula tip comprising a mirror image of said first spatula tip, comprising the steps of:
- inserting said end of said second ski into said opening of said first spatula tip;
- contacting said arcuate portion of said convex surface of said first spatula tip with said second of said cut-outs of said end of said second ski;
- moving said first spatula tip in a direction transverse of said vertical longitudinal median plane of said second ski to a final mounted position; and
- inserting said blockage member into said hole of said first spatula tip and contacting said first of said cut-outs of said end of said second ski.
- 55. The spatula tip of claim 32, further comprising a projection extending from and being unitary with at least one of said predetermined ones of the interior surfaces.
- 56. The spatula tip of claim 32, wherein said blockage member and said projection being sufficiently rigid to prevent said spatula tip from being longitudinally displaced from said ski body.
- 57. A ski having a generally vertical longitudinal plane of symmetry, said ski comprising:
- (a) a ski body having a front end, said front end including two lateral sides, a first cutout formed in one of the lateral sides, a second cutout formed in the other of the two lateral sides;
- (b) a spatula tip including:
- (i) at least one interior surface adapted to receive the front end of the ski body;
- (ii) a projection positioned on one side of the generally vertical longitudinal plane of symmetry for engagement with at least a portion of the first cutout, the projection extending from the interior surface; and
- (iii) at least one exterior surface through which extends a hole, defined by an interior peripheral surface of a portion of the spatula tip, the hole being positioned on a second side of the generally vertical longitudinal plane of symmetry, for permitting access to the second cutout of the ski body, wherein the interior surface is continuous and uninterrupted by openings through exterior surfaces of the spatula tip;
- (c) only a single blockage device for removable insertion within the hole and for engagement with at least a portion of the second cutout of the ski body.
- 58. Ski as defined in claim 57, wherein the projection is unitary with the interior surface.
- 59. Ski as defined in claim 57, whereby the blockage device comprises means for preventing the spatula tip from being longitudinally removed from the ski body.
- 60. A ski having a generally vertical longitudinal plane of symmetry, said ski comprising:
- (a) a ski body having a front end, said front end including two lateral sides, a first cutout formed in one of the lateral sides, a second cutout formed in the other of the two lateral sides;
- (b) a spatula tip including:
- (i) at least one interior surface adapted to receive the front end of the ski body;
- (ii) a projection positioned on one side of the generally vertical longitudinal plane of symmetry for engagement with at least a portion of the first cutout, the projection extending from the interior surface; and
- (iii) an upper exterior surface through which extends a hole, defined by an interior peripheral surface of a portion of the spatula tip, the hole being positioned on a second side of the generally vertical longitudinal plane of symmetry, for permitting access to the second cutout of the ski body;
- (c) only a single blockage device for removable insertion within the hole and for engagement with at least a portion of the second cutout of the ski body.
- 61. Ski as defined in claim 60, wherein the projection is unitary with the interior surface.
- 62. Ski as defined in claim 60, whereby the blockage device comprises means for preventing the spatula tip from being longitudinally removed from the ski body.
Priority Claims (1)
Number |
Date |
Country |
Kind |
89 16308 |
Dec 1989 |
FRX |
|
CROSS-REFERENCE TO RELATED APPLICATIONS
This application is a continuation of application Ser. No. 07/607,103, filed on Oct. 31, 1990, now abandoned.
US Referenced Citations (5)
Foreign Referenced Citations (2)
Number |
Date |
Country |
0229608 |
Jul 1987 |
EPX |
2638928 |
Mar 1978 |
DEX |
Non-Patent Literature Citations (2)
Entry |
Skis Dynastar, catalog, 1983. |
Photographs 1-6, illustrating Dynastar "Bumper" system. |
Continuations (1)
|
Number |
Date |
Country |
Parent |
607103 |
Oct 1990 |
|