Closure and securing device, particularly for ski boots

Claim 2

Closure and securing device, particularly for rear-­entry ski boots, comprising a rear quarter (3, 103, 203, 303, 403), rearwardly having a transverse set of teeth (5, 305), and a front quarter (2, 202, 302, 402), both pivoted to a shell (4, 104, 204, 304, 404, 504), comprising a rod-­like element (7, 107, 207, 307, 407, 507) embracing said rear quarter (3, 103, 203, 403), external to said shell (4, 104, 204, 304, 404, 504) and having a locking-release element (6, 306, 406, 624) cooperating with said set of teeth (5, 305) which is characterized in that said rod-like element (7, 107, 207, 307, 407, 507) is operatively connected to at least one foot presser (15, 18, 215, 218, 310, 415, 418, 510) internal to said shell.

Claim 3

Device according to claim 1, characterized in that said rod-like element (307, 507) is articulated, by means of a pair of rivets (309a, 309b, 509) to a presser (310, 510) placed internally to said shell (304, 504) at the upper region of the foot of the skier and overlying an inner shoe.

Claim 4

Device according to claim 2, characterized in that each rivet (309, 509) of said pair of rivets has a stem accommodated and slideable within an adapted eyelet (312, 512) provided on said shell (304, 504).

Claim 5

Device according to claim 1, characterized in that each rivet (309, 509) of said pair of rivets has a stem accommodated and slideable within an adapted eyelet (312, 512) provided on said shell (304, 504); said eyelet (312, 512) having a length and an orientation on said shell (304, 504) such as to allow the excursion of said presser (310, 510) from a position of non-interference to one of active interference with said inner shoe respectively in the conditions of rod-like element (307, 507) arranged proximate to the region of the heel of said boot and to the upper end of said rear quarter (303).

Claim 6

Device according to claim 4, characterized in that said eyelet (312, 512) is orientated along a directrix which approximately connects the regions of the instep of the foot and of the heel in the condition of closure of said quarters, or according to a substantially horizontal direction, and has a width greater than the diameter of said rivet.

Claim 7

Device according to claim 3, characterized in that the angle formed between the directrix of said eyelet (312, 512) with the axis of the flaps (308, 508) of said rod-like element (307, 507) in closure condition is smaller than 90°.

Claim 8

Device according to claim 1, characterized in that said rod-like element (507) has an end articulated to a presser (510) arranged internally to said shell (504) proximate to said end articulated to said presser, said rod-­like element (507) being furthermore pivoted externally to said shell (504) by means of adapted studs (512).

Claim 9

Device according to claim 1, characterized in that said rod-like element (507) is articulated to said presser (510) at eyelets (512) preferably having the shape of an arc of a circle with their center approximately in the pivoting point of said rod-like element (507) to said shell (504).

Claim 10

Device according to claim 1, characterized in that said rod-like element (507) is articulated to said presser (510) at eyelets (512) having the shape of an arc of circle with their center approximately in the pivoting point of said rod-like element (507) to said shell (504), said eyelets (512) having such a length as to allow the excursion of said presser (510) from a position of non-interference to one of active interference with said inner shoe respectively in the conditions of rod-like element (507) arranged proximate to the region of the heel of said boot and to the upper end of said rear quarter.

Claim 11

Device according to claim 1, characterized in that said rod-like element (7, 107) has a U-shaped form and comprises two flaps (8, 108) articulated at their ends to said shell (4, 104), said rod-like element furthermore having a transverse roller (6) facing, and interacting with, said set of teeth (5) present on said rear quarter (3).

Claim 12

Device according to claim 10, characterized in that on said flaps (8), partially hidden within said front quarter (2), at the surfaces (9) directed towards the opposite side with respect to the sole (10) of said boot, a plurality of notches (11) is provided with which there is selectively associable at least one traction element (12, 13) connected to said presser (15, 18).

Claim 13

Device according to claim 1, characterized in that on said flaps (8), partially hidden internally to said front quarter (2), a plurality of notches (11) is provided at the surfaces (9) directed towards the opposite side with respect to the sole (10) of said boot, with said notches there being selectively associable at least one traction element (12, 13) connected to said presser (15, 18), said traction elements comprising a first (12) and by a second (13) cable, both having an end associable with one of said notches (11), said first cable (12) being guided, internally and laterally to said rear quarter (3), to transversely embrace a first presser (15) present at the heel region of the foot of the skier, at the other end said first cable (12) being retained laterally to at least one of said front (2) and rear (3) quarters.

Claim 14

Device according to claim 12, characterized in that said second cable (13) is guided, on the opposite side with respect to said first cable (12), at a stud (16) for the pivoting of said front (2) and rear (3) quarters, said second cable (13) affecting the region of the instep of the foot of the skier and interacting with a second presser (18) located thereat, at the other end said second cable (13) being laterally retained to said shell (4) on the side opposite to said stud (16).

Claim 15

Device according to claim 1, characterized in that it comprises a single cable (19) selectively associable with one of said notches (11) present on each of said flaps (8) of said rod-like element (7) and then guided, laterally to said rear quarter (3), at a first (20) and at a second (21) pair of guide elements to affect, embracing them, said first (15) and said second (18) presser.

Claim 16

Device according to claim 1, characterized in that it comprises a traction element constituted by a single cable (19) having an end selectively associable at one of said notches (11) present on one of said flaps (8) of said rod-like element (7), said single cable (19) being guided to embrace said second presser (18), then again returned at said first pair of guide elements (20), to affect the other of said flaps (8) of said rod-like element, embracing said first presser (15) to be finally retained at the other end laterally to said rear quarter (3).

Claim 17

Device according to claim 12, characterized in that with said first (12) and said second (13) means are associated for the temporary coupling thereof to said notches (11) of said flaps (8) of said rod-like element (7), said means being constituted by a metallic element (22) shaped complementarily to said notches (11), to said element there being retained the end of one of said first (12) or said second (13) cables and there protruding therefrom a grip tab (23) for the skier.

Claim 18

Device according to claim 1, characterized in that on said flaps (8), partially hidden internally to said front quarter (2), at the surfaces (9) directed towards the opposite side with respect to the sole (10) of said boot, a plurality of notches (11) is provided, with said notches there being selectively associable at least one traction element (12, 13) connected to said presser (15, 18), said traction elements being constituted by a first (12) and by a second (13) cable, both having an end associable with one of said notches (11), said rod-like element (7), said means being constituted by a metallic element (22) shaped complementarily to said notches (11), to said element there being retained the end of one of said first (12) and second (13) cables and there protruding therefrom a grip tab (23) for the skier, the ends of said first (12) and second (13) cable associable with said rod-like element (7) splitting to form an eyelet (24) through which there passes one of said flaps (8) of said rod-like element (7)rod-like element (7), said means being constituted by a metallic element (22) shaped complementarily to said notches (11), to said element there being retained the end of one of said first (12) and second (13) cables and there protruding therefrom a grip tab (23) for the skier, the ends of said first (12) and second (13) cable associable with said rod-like element (7) splitting to form an eyelet (24) through which there passes one of said flaps (8) of said rod-like element (7), from said eyelet (24), associable with one of said notches (11), there protruding a grip tab (23) for the skier.

Claim 19

Device according to claim 1, characterized in that with said rod-like element (107) there is slideably associated at least one slider (125) to one end whereof, directed towards said shell (104), there being retained the end of a traction element (112), with the other end of said slider (125) there being associated a lever (126) seizable by the skier.

Claim 20

Device according to claim 18, characterized in that said lever (126) has a lug (127) protruding in the direction of said flap (108) and arrangeable at adapted seats (128) provided longitudinally to said flap (108).

Claim 21

Device according to claim 1, characterized in that said rod-like element (207) is operatively connected to at least one foot presser (215, 218) by means of a traction element (219), said traction element having a first end (230) connected to said rod-like element (207) and a second end connected to a device (240) for the adjustment of its useful length.

Claim 22

Device according to claim 20, characterized in that said adjustment device (240) is fixed to said rear quarter (203).

Claim 23

Device according to claim 1, characterized in that said rod-like element (407) is pivoted to said front quarter (402) by means of a pivot (409), said pivot (409) being furthermore slideable in an eyelet (405) provided in said shell (404), said rod-like element (407) furthermore having a transverse roller (406) facing said set of teeth provided on said rear quarter (403).

Claim 24

Device according to claim 22, characterized in that said rod-like element (407) is connected to a first (415) and to a second (418) foot presser by means of a traction element (419), said traction element (419) having a first end thereof connected to said rod-like element (407) and a second end connected to a device (440) for the adjustment of its useful length.

Claim 25

Device according to claim 1, characterized in that said locking-release element comprises a ring (633) rotatably associated with a frame (631) rigidly associated with said rod-like element (618, 619), said ring (633) engaging with a threaded bar (632) rigidly associated with a roller (624), a rotation of said ring (633) being matched by a translatory motion of said bar (632) in a direction substantially perpendicular to said set of teeth of said rear quarter.