Classifications

• • A—HUMAN NECESSITIES
  • A43—FOOTWEAR
  • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
  • A43B5/00—Footwear for sporting purposes
  • A43B5/04—Ski or like boots
  • A43B5/0427—Ski or like boots characterised by type or construction details
  • A43B5/0435—Adjustment of the boot to the foot
  • A43B5/0443—Adjustment of the boot to the foot to the instep of the foot, e.g. metatarsals; Metatarsal clamping devices
  • A43B5/0447—Adjustment of the boot to the foot to the instep of the foot, e.g. metatarsals; Metatarsal clamping devices actuated by flexible means, e.g. cables, straps
  • A43B5/0449—Adjustment of the boot to the foot to the instep of the foot, e.g. metatarsals; Metatarsal clamping devices actuated by flexible means, e.g. cables, straps with the actuator being disposed at the rear side of the boot
• • A—HUMAN NECESSITIES
  • A43—FOOTWEAR
  • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
  • A43B3/00—Footwear characterised by the shape or the use
  • A43B3/34—Footwear characterised by the shape or the use with electrical or electronic arrangements

Definitions

• the present invention relates to a ski boot according to the preamble of claim 1.
• Such a ski boot is from EP-OS 0, for example 221 483 known.
• a holding element that covers the instep in the shape of a saddle and one formed in one piece with this, the heel arranged from behind encompassing heel cap.
• This Hal The arrangement therefore encompasses the heel, a first, inside lower side of the foot and the instep.
• this one first foot side is opposite second foot side on the holding element in the upper end region one at the end of a Pulling element formed loop fixed.
• This loop runs along the second side of the foot to the heel counter, is led around this and ends on the first foot side, after which the pulling element is deflected towards the sole and from there over the front end of the holding element runs to a drive assembly.
• this side end of the pulling element is fixed to a drum, which can be rotated by means of an electric motor.
• winding the traction element on the drum is in Area of the loop on the second side of the foot element pulled against the heel cap and the retaining element ment stretched against the sole in the front end area.
• To the Loosening the pulling element turns the drum in the opposite direction rotated in the direction.
• This ski boot is an opti male adjustment of the holding element in the upper end area only possible depending on the front end area, see above is used to retract the retaining element in the direction Force required for the heel counter via the retaining element in its front end portion passed. Furthermore are the forces acting on the foot are asymmetrical and the Friction conditions between the pulling element, the heels cap and the retaining element can twist the Guide holding arrangement.
• the object of the present invention is to provide a ski boot to create the retaining element in the front end area against the sole and in the upper end area against the heel is tensioned, the forces acting on the holding element sym should act metrically to the longitudinal direction of the shoe and the Adaptation of the retaining element to the foot in the upper end rich is less dependent on the adjustment in the front End area.
• the drive arrangement divides this loop into the two parts loops and acts between the two partial loops the pulling element.
• the two partial loops thus become a pulling part the drive assembly resulted in the two part loops with each other reduced or enlarged who the.
• the drive arrangement can in this embodiment shape to be particularly simple.
• the pulling part has a, on a preferably arranged in the sole, rotatable bearing on spindle seated nut, with the rotation axis of the spindle essentially parallel to the Ab cut the partial loops.
• the spindle can thus by means of an electric motor gate or one that can be operated from the outside of the shoe, operatively connected to the spindle with a flexible shaft Rotary wheel can be driven.
• the pulling element in the area of the second partial loop from the top Ren end area of the holding element on both sides of the foot a heel cap that encircles the heel from behind and is, crossing in the area of the heel cap, to the An drive arrangement led.
• This form of training is conveyed the foot, especially at right angles to the longitudinal direction of the shoe good hold.
• the heel counter is in a Direction essentially parallel to the sole and transverse to the The longitudinal direction of the shoe is elastically deflectable, the Heel cap in the heel area on the side of the foot pushes, which increases the hold.
• the length of the closed Loop can be adjusted when the pulling element is open separates and is fixed and at one end on the holding element changing with a length arranged on the holding element adjusting element is operatively connected.
• a bracket overlaps, its distance from the holding element in a transverse direction is adjustable to the sole, the holding element between the front and upper end areas in one plane essentially lichen transverse to the longitudinal direction of the shoe and the pulling element is from the drive arrangement to guides in the finishing area Chen of the stirrup and from there towards the sole and to a deflection point and from this to the front Endbe led rich of the holding element.
• the force acting on the holding element in three areas che distributed and on the other hand can in this execution form the pulling element form a closed loop, de ren length is not adjustable and still, independently of the anatomy of the foot, the retaining element always with it enough force can be pulled against the instep.
• FIG. 1 is a ski assumed to be transparent shoe 10 shown in perspective. He shows you Upper 12, one sole 14 and one inside the sheep tes arranged padded inner shoe 16 on. From Shank 12 and the inner shoe 16 are only partially Outlines indicated. Inside the shaft 12 is a Holding element covering the inner shoe in the instep area 18 is provided, and in the heel area there is 14 on the sole one acting on the inner shoe 16, the heel of rear encompassing heel cap 20 arranged.
• Sole 14 is a stationary spindle 22 rotatably mounted, whose longitudinal axis 24 is parallel to the longitudinal direction A of the shoe runs. With the spindle 22 is the shaft of an actuator motor 26 rotatably connected.
• the servomotor is by means of a switching element, not shown, with a also not shown, in the shoe for example Battery or accumulator arranged in the sole electrically connectable.
• a switching element not shown
• Battery or accumulator arranged in the sole electrically connectable.
• a pulling element 30 is inside the ski shoe 10 is guided in such a way that there are two partial loops 32 and 34 forms.
• the first partial loop 32 overlaps this Holding element 18 in its front end region 36 is on both sides of the forefoot to the sole 14, is there deflected and runs approximately parallel in the sole 14 to the longitudinal direction of the shoe A on both sides of the Stellmo tores 16 and the nut 28 over against the heel rich of the ski boot 10, is there again on in the This figure deflected and not shown in detail runs parallel to the longitudinal direction of the shoe A back to Nut 28.
• the second partial loop 34 is in the upper end area 38 of the holding element 18 guided around this and runs towards the heel cap on both sides of the foot 20 laterally arranged guide elements 40.
• the train organ 30 runs from each guide element 40, respectively around the heel counter 20 to the other side of the Ski boots 10 so that it is in the area of the heel counter 20 crosses, and from there runs approximately parallel to Shoe longitudinal direction A in the sole 14 to the mother 28.
• the Pulling element 30 is in the nut 28, as shown in dashed lines is shown, deflected twice by 180 °, so that each because a substantially parallel to the longitudinal direction of the shoe device A to the nut 28 extending portion 42 of it Most partial loop 32 with a respective corresponding Section 44 of the second partial loop 34 is connected.
• the pulling element 30 consequently forms a single closed one sene loop, which is guided in such a way that two Part loops 32, 34 form, which are simultaneously through Ver slide the nut 28 in the longitudinal direction A of the shoe to enlarge it serted or reduced.
• the pulling element 30 is in the nut 28 each slidingly guided.
• FIG. 2 there is neither the upper 12 nor the sole 14, the inner shoe 16 is still shown; the foot of the Skier is indicated by dashed lines. Of simplicity sake are only in the interior of the shaft 12 and in the Sole 14 arranged parts indicated.
• the holding element 18 covers the instep area in the shape of a saddle and on one
• the wedge 46 arranged in the sole 14 is the one in the shoe longitudinal direction A elastically deflectable heel cap 20 be solidifies.
• the holding element 18 is between the front and upper end regions 36 and 38, respectively, of a bracket 48 U-shaped encompassed.
• an adjusting screw 54 is ge the free end of which is deposited on the holding element 18 supports.
• the adjusting screw 54 has a flat, large flat head so that the screw can easily be removed Can be hand rotated. With the adjusting screw 54 is the distance across the sole 14 between the stirrup 48 and the holding element 18 adjustable.
• the holding element 18 has a elastic towards the tibia Flap 56, by means of which the holding element 18 on the in the shaft 12, not shown in FIG. 2, is fixed.
• the pulling element 30 is in the upper or front end area 38, 36 in guides molded onto the holding element 18 gert.
• Similar guide elements 40 are on the, also in essentially in a direction parallel to the sole 14 and elastically deflectable transversely to the longitudinal direction A of the shoe Heel cap 20 is integrally formed (see also FIG. 1).
• a drive arrangement 58 is provided in the wedge 46, which the spindle 22, the servomotor 26 and the Has nut 28. In the wedge 46 there are recesses 60 for the pulling element 30 is present.
• the train also forms in the case of the ski boot 10 according to FIG organ 30 a first and a second partial loop 32 or 34.
• the first sub-loop 32 is in those mentioned above Guides on the holding element 18 in the front end rich 36 out, runs there to wedge 36, is in the Recesses 60 deflected, is closed on both sides of the foot the guides 52 guided in the bracket 48 and extends from there through further recesses 60 in an analogous manner, as described above and in Fig. 1 ge shows to nut 28 of drive assembly 58.
• the pulling member 30 backwards again deflected, runs crossing in the guide elements th 40 around the heel counter 20 and from there on both sides of the Foot to the upper end area 38 of the holding element 18.
• the pulling element 30, also in the Crossing wedge 46 each on the other side of the foot ses and from there to the guides 52 in the Brackets 48 run.
• the Ab stood across the sole 14 between the bracket 48 and the Retaining element 18 can be enlarged or reduced. If with a low instep, the length of the spindle is 22 not sufficient to tension the tension member 30 sufficiently can, the distance between the bracket 48 and the Retaining element 18 are enlarged so that a sufficient Gend large tensile stress in the tension member 30 is made possible. With a high instep, however, the bracket 48 lies on the neck element 18 on.
• the adjustment of the bracket 48 with the Adjusting screw 54 is only necessary once because the stroke of the spindle 22 is large enough to the one get into the shoe or tighten the retaining element mentes 18 and the heel counter 20 at a fixed length of the pulling member 30 to enable.
• FIG. 3 and 4 is arranged in the wedge 46 Drive assembly 58 in plan view and in section shown along the line IV-IV of FIG.
• the wedge 46 has in the area of the drive arrangement 58 an in we essential recess running in the longitudinal direction A of the shoe mung 62, in which the servomotor 26 sits and the courage ter 28 rotatably, but shift in the longitudinal direction A of the shoe is managed in cash.
• the shaft of the servomotor 26 is the spindle 22 rotatably connected, which at her, the Servomotor 26 turned away from the end area, but in The longitudinal direction of the shoe A cannot be displaced on the wedge 46 device is.
• the spindle 22 is seated in this end area a stop 64 made of rubber, the hard hitting the Mother 28 prevents.
• the nut 28 has two, essentially circular segments shaped grooves 65 in which the pulling element 30 is guided is.
• the off recess 62 are perpendicular to both sides of this recess to the sole 14 extending axes deflection rollers 66 rotatable stored.
• Further pulleys 70 are on the side of the off take 62 in the area of the servomotor 26 to also Axes running perpendicular to the sole 14 are rotatable gert.
• the tension member 30 of the first loop part 34 ver runs from the heel cap 20 coming with his Ab cut 44 approximately parallel to the longitudinal direction A of the shoe to the nut 28, is turned there in the grooves 65 by 180 ° steers and runs from there with the to the first partial loop 32 belonging sections 42 to the pulleys 68 is guided around this, runs to the deflection rollers 70 and from there transversely to the longitudinal direction A of the shoe towards the outside.
• the pulling element 30 is slidably mounted in the nut 28, so that a balance of the size of the two sub-sly fen 32 and 34 is possible.
• limit switches may be provided, which the Turn off servomotor 26 as soon as the nut 28 has an end has reached position on the spindle 22 so that the Stellmo tor cannot be overloaded.
• FIG. 5 and 6 is in side view and along a section along the line VI-VI of FIG. 5, the front End region 36 of a holding element 18 is shown.
• This Holding element 18 has a length adjustment element 72, with which the length of the pulling element 30 can be adjusted can.
• shaft 12 protruding bulge 74 of the Hal teiatas 18 is a worm gear 76 about an axis pa parallel to the sole 14 and transversely to the longitudinal direction A of the shoe rotatably mounted.
• the worm gear 76 is by means of a flexible transmission member 78 with a in the Figu ren 5 and 6 rotating organ, not shown, operatively connected, with which the worm wheel in both directions of rotation can be rotated.
• the pulling element 30 (see. Fig. 1) is in the area of the first partial loop 32 in the area of the front end region 36 of the holding element 18 up separates.
• a first Geborganende 80 is in the area Bulge 74 fixed on holding element 18.
• the second Geborganende 82 has a band 84 with a transverse to Toothing 86 directed towards the longitudinal extent of the band.
• the Band 84 rests against the retaining element 18 and has been through since Liche openings 88 in the bulge 74 through this passed through.
• the toothing 86 acts with the Worm gear 76 together and holds it at the same time in the Bulge 74 firmly.
• the band 84 is moved in the direction of arrow B, which is a Enlargement or a reduction in size of the two Partial loops 32 and 34 existing loop result Has.
• the operation of the length adjustment element 72 is similar to that of the bracket 48 of FIG. 2.
• a short length of the spindle 22 is enough to get into the ski boot 10 to enable chen and still the retaining element 18 and the heel cap PE 20 to pull hard on the foot.
• the spindle 22 on a bracket 48 (see. Fig. 2) or a Length adjustment element 72 (see FIGS. 5 and 6) is omitted can be.
• the pulling element 30 is managed in a different way, but what is essential is that by means of a single pulling part (nut 28) the Size of the partial loops 32 and 34 enlarged or ver can be reduced.
• the pulling element 30 can be in the mother 28, which, however, requires that at least in one of the two partial loops 32 or 34 the length ser partial loops, for example by means of a bracket 48 (see Fig. 2) or a length adjustment element 72 (see. Figures 5 and 6) is adjustable to be independent of the Anatomy of the holding element 18 or the heel cap 20 fed up with pressing on the foot.
• the spindle 22 at for example operatively connected to a flexible shaft be, which with one, be from the shoe house side serving rotary wheel is connected.
• a dial can be located anywhere on the shaft 12.
• a pulling part by means of a pneuma table or hydraulic drive assembly to move.
• the pulling part can be connected to the piston Be connected to the piston-cylinder unit.
• a pump and valve arrangement for the control of this col ben cylinder unit can be from the outside of the shoe be serviceably arranged on the shaft.
• the second Partial loop 34 is preferably attached to the shaft 14 by means of arranged deflection organs led against the heel area and deflected from there to the drive arrangement 58.
• the drive assembly 58 with the servomotor 26, the Spindle 22, the nut 28 and the pulleys 68, 70 can also be arranged in an insert that is in the Wedge 46 or can be used directly in the sole 14 can.

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• Health & Medical Sciences (AREA)
• General Health & Medical Sciences (AREA)
• Physical Education & Sports Medicine (AREA)
• Engineering & Computer Science (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (3)

Family

ID=4286018

Family Applications (1)

Country Status (6)

Families Citing this family (44)

Citations (6)

Family Cites Families (4)

• 1987
  • 1987-12-22 CH CH4989/87A patent/CH674124A5/de not_active IP Right Cessation
• 1988
  • 1988-11-23 EP EP88119452A patent/EP0321714B1/fr not_active Expired - Lifetime
  • 1988-11-23 DE DE88119452T patent/DE3887305D1/de not_active Expired - Fee Related
  • 1988-11-23 AT AT88119452T patent/ATE100288T1/de not_active IP Right Cessation
  • 1988-12-20 US US07/287,384 patent/US4922634A/en not_active Expired - Fee Related
  • 1988-12-22 JP JP63324752A patent/JPH01204602A/ja active Granted

Patent Citations (6)

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