Ski fastening

Claim 2

Fastening according to claim 1, characterized in that connecting means (26,27,31,131,231,331a,331b) are provided between said adjustment means and at least one of said front (3) or rear engagement means.

Claim 3

Fastening according to claim 1, characterized in that said rear engagement means (2) comprises a case (4), a heel element (7) being transversely pivoted, at a first pin (8) adjacent to said ski (100), at one end of said case which interacts with the heel portion (5) of said boot (6), a lever (10) being furthermore associated with said heel element (7) at said first pin (8) and at a second pin (9), the turning of said lever toward said ski causing the rotation of said heel element, a first seat (11) for a first means (12) for the adjustment of said heel element being defined axially within said case.

Claim 4

Fastening according to claim 3, characterized in that said first adjustment means (12) comprises a first screw (13) which can be inserted at the rear region (14) of said case (4) and compresses a first spring (15) at a point member (16) which is slidable axially to said first seat (11) and engages an adapted cam (17) defined rearward to said heel element.

Claim 5

Fastening according to claim 3, characterized in that a second seat (18) for a second means (19) for the adjustment of said front engagement means (3) is defined axially to said case (4) below said first seat.

Claim 6

Fastening according to one or more of the preceding claims, characterized in that the head of a second screw (20) protrudes from said case (4) at said second seat (18) and at said rear region (14), the stem of said second screw being associated with a complementarily threaded seat defined at the stem (21) of a T-shaped lug (22).

Claim 7

Fastening according to one or more of the preceding claims, characterized in that a pair of first pins (23a,23b) protrudes at the wings of said lug toward said front engagement means (3), a second pair of springs (24a,24b) being arranged respectively coaxially to said first pins, the opposite ends of said second pair of springs being arranged coaxially to a pair of second T-shaped pins (25a,25b) which interact with connecting means (26,27) for connection to said front engagement means.

Claim 8

Fastening according to one or more of the preceding claims, characterized in that said connecting means comprise a first (26) and a second (27) identical levers on which said pair of second pins (25a,25b) abuts at one end, said first and second levers being freely pivoted in a median region at a third pin (28) and at a fourth pin (29) which protrude perpendicularly from the base (30) of said case (4), said levers (26,27) being furthermore freely pivoted, at the other end, at an adapted rod (31).

Claim 9

Fastening according to one or more of the preceding claims, characterized in that said first (26) and second (27) levers are freely pivoted to said rod (31) at a single pin which is slidable in adapted first slots (38a,38b) defined on the adjacent ends of respectively said first and second levers.

Claim 10

Fastening according to one or more of the preceding claims, characterized in that said rod (31) is arranged approximately at the median axis of said front (3) and rear (2) engagement means, said front engagement means comprising a tip element (32) for the engagement of the front end of said boot (6) which is slidably associated at a base support (33) which is associated with the ski by means of an adapted fifth pin (34) which is rigidly associated with said tip element and is slidable at an adapted second slot (35) defined longitudinally on said base support (33).

Claim 11

Fastening according to one or more of the preceding claims, characterized in that said base support (33) and said rod (31) are telescoping, or in any way variable in length.

Claim 12

Fastening according to one or more of the preceding claims, characterized in that said rod (31) is connected to said tip element (32) by means of an adapted sixth pin (36) which is rigidly associated with the end of said rod (31) and is accommodated at an adapted third seat (37) defined on said tip element (32).

Claim 13

Fastening according to one or more of the preceding claims, characterized in that said third seat (37) has a V-shaped configuration with its vertex directed toward the rear engagement means (2).

Claim 14

Fastening, according to claim 1, characterized in that said rear engagement means (102) comprises a heel element (107) adapted to engage the heel (5) of said ski boot (6), and said front engagement means (103) comprises a tip element (132) adapted to engage the tip of said ski boot, said rear engagement means comprising a case (104) having a first adjusting means (112) and a second adjusting means (119) for respectively said heel element and said tip element, said first adjusting means comprising a first spring (115) biasing a point member (116) against a heel cam (117) formed on said heel element (107), a first screw (113) being provided to engage said first spring (115) for adjusting the biasing force of said spring against said heel cam of said heel element, said second adjusting means comprising a second spring (124), at least one cam (126) pivoted at said case (104), a pusher (125) arranged at said at least one cam, a second screw (120), and longitudinal rod (131) having an end (138) pivoted to a fork end (145) of said at least one cam (126) in such a way that a sliding motion of said rod (131) corresponds to an oscillation of said cam, said second spring biasing said pusher against said cam to contrast said oscillation, said second screw being adapted to adjust the biasing force of said second spring; said longitudinal rod (131) having a tip end opposite to said end (138) pivoted to said cam, said tip end having a second tip cam member (136), said tip cam member (136) engaging a pin (137) associated with said tip element (132), said tip element being allowed a rotation for disengaging said tip of said boot (6), said rotation of said tip element being contrasted, through said longitudinal rod (131),by said second spring (124).

Claim 15

Fastening, according to claim 1, characterized in that said front engagement means (203) comprises a tip element adapted to engage the tip of said boot, and said rear engagement means (202) comprises a heel element (207) adapted to engage the heel of said boot, said front engagement means further comprising a first adjusting means (212) and a second adjusting means (219), said second adjusting means being adapted to adjust the engaging force of said tip element, said first adjusting means being adapted to adjust the engaging force of said heel element, through a longitudinal rod (231).

Claim 16

Fastening, according to claim 1, characterized in that said front engagement means (303) comprises a tip element (332) adapted to engage the tip of said boot, and said rear engagement means (302) comprises a heel element (307) adapted to engage the heel of said boot, said fastening further comprising a casing (304) associated with said ski, said casing comprising a first adjusting means (312) and a second adjusting means (319), said first adjusting means being adapted to adjust the engaging force of said heel element (307), through a first longitudinal rod (331a), said second adjusting means being adapted to adjust the engaging force of said tip element (332) through a second longitudinal rod (331b).