WO2017043658A1 - Chaussure de ski, assise plantaire, et partie d'assistance au fonctionnement de l'inclinaison interne - Google Patents

Chaussure de ski, assise plantaire, et partie d'assistance au fonctionnement de l'inclinaison interne Download PDF

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Publication number
WO2017043658A1
WO2017043658A1 PCT/JP2016/076781 JP2016076781W WO2017043658A1 WO 2017043658 A1 WO2017043658 A1 WO 2017043658A1 JP 2016076781 W JP2016076781 W JP 2016076781W WO 2017043658 A1 WO2017043658 A1 WO 2017043658A1
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Prior art keywords
outer shell
ski
boot
inner bottom
rear direction
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PCT/JP2016/076781
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English (en)
Japanese (ja)
Inventor
聡一郎 鈴木
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ブレイン株式会社
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Application filed by ブレイン株式会社 filed Critical ブレイン株式会社
Priority to JP2017538559A priority Critical patent/JP6791506B2/ja
Publication of WO2017043658A1 publication Critical patent/WO2017043658A1/fr

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    • 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
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B19/00—Shoe-shaped inserts; Inserts covering the instep

Definitions

  • the present invention relates to ski shoes, footbeds, and inward movement assisting parts.
  • Ski shoes worn by skiers of alpine skiing competitions and slalom competitions are often outer shells that are fixed to the skis, and flexible inner boots that are inserted inside and fit the shape of the foot. It has.
  • An insole member called a foot bed or the like is interposed between the outer shell and the inner boot. The insole member receives the weight of the skier and serves to put the weight on the ski through the outer shell. Depending on the shape of the insole member, it is possible to easily apply the weight to the toe side or the heel side and to facilitate the operation of the ski.
  • Patent Document 1 discloses a foot bed for an outer sole of a ski boot in which one member of a foot bed can be selected. This foot bed is intended to provide a foot bed in which a desired thickness and hardness can be freely selected.
  • Patent Document 2 discloses a ski boot made of a hard member in which a sole laid in an outer shell is molded into a certain shape corresponding to the sole of a user. This ski boot is designed to provide a ski boot with improved comfort and operability, with the feet always adapting to the foot, improving the comfort and transmitting the reaction force from the skis and the feel of the slope to the foot. .
  • the footbed described in Patent Document 1 has a favorable feeling of use because it can freely select a desired thickness and hardness
  • the ski boot described in Patent Document 2 has a feeling of use because the shape corresponds to the sole of the foot.
  • the skier's legs can be greatly inclined in the outer shell, so that the inward inclination angle can be easily increased.
  • the size of the boot is increased, the balance holding performance of the ski boot is lowered, and the operability due to the outer shell fitting to the leg portion is lost.
  • the original purpose of ski boots such as operability and safety is lost.
  • a ski boot comprising an inner boot mounted inside, and an insertion member inserted between the inner bottom surface of the outer shell and the inner boot, and extending in the front-rear direction of the ski shoe.
  • the present invention invents a ski shoe including a convex member projecting from a surface of the insertion member facing the inner bottom surface of the outer shell toward the inner bottom surface (Patent Document 3).
  • Patent Document 3 by providing the convex member, it is said that the downhill time can be shortened by increasing the inward tilt angle while maintaining the balance holding performance of the ski boot.
  • the present invention has been made to solve the above problems, and is effective in reducing the downhill time on snow by improving the inclining angle speed during the turn operation, and the inclining operation.
  • the purpose is to provide auxiliary parts.
  • a ski shoe according to the present invention includes an outer shell, an inner boot mounted in the outer shell, and an interposition member interposed between the inner bottom surface of the outer shell and the inner boot.
  • the intermediate member includes a convex member that extends in the front-rear direction of the ski boot and protrudes from the surface facing the inner bottom surface of the outer shell toward the inner bottom surface. However, it has an inclined heel portion that is lowered on the rear side in the front-rear direction of the ski shoe, and a curved inclined surface that is lowered in a curved concave shape on both the left and right sides in the width direction of the ski shoe around the inclined heel portion.
  • the convex member is disposed in a front portion in the front-rear direction of the interposition member.
  • the inclined flange portion of the convex member may be formed to be lowered with a gradient of 0.3% to 1.5% on the rear side in the front-rear direction.
  • the curved inclined surface of the convex member may be formed with a radius of curvature of R40 to R80.
  • the convex member may be configured to be detachable from the interposition member.
  • a footbed according to the present invention is a footbed interposed between an inner bottom surface of the outer shell and the inner boot in a ski shoe including an outer shell and an inner boot mounted inside the outer shell.
  • a projecting member extending in the front-rear direction of the ski shoe and projecting from the surface facing the inner bottom surface of the outer shell toward the inner bottom surface, wherein the projecting member is rearward in the front-rear direction.
  • An inclined heel portion that is lowered to the side, and a curved inclined surface that is lowered in a curved concave shape on both the left and right sides in the width direction of the ski shoe centering on the inclined heel portion.
  • An inwardly tilting motion assisting part includes an inner shell interposed between an inner bottom surface of the outer shell and the inner boot in a ski shoe including an outer shell and an inner boot mounted inside the outer shell.
  • a tilting operation assisting part which extends in the front-rear direction of the ski shoe, and is formed in a convex shape that protrudes from the surface facing the inner bottom surface of the outer shell toward the inner bottom surface, And a curved inclined surface that decreases in a curved concave shape on both the left and right sides in the width direction of the ski shoe.
  • the present invention it is possible to improve the inward tilt speed during the turn operation and to shorten the downhill time on the snow.
  • FIG. 1 is a schematic view showing an embodiment of a ski shoe according to the present invention. It is the (a) perspective view, (b) top view, (c) width direction side view, and (d) front-back direction side view which show the inclining movement assistance part of this embodiment. It is a bottom view which shows the interposed member (foot bed) provided with the convex member (inward tilting movement auxiliary part) of this embodiment. It is sectional drawing in ski shoes before (a) inward tilting operation
  • FIG. 8 It is a schematic diagram which shows the positional relationship of the inner bottom face of the outer shell in the ski boot of this embodiment, a foot bed, and an inclining movement auxiliary part, Comprising: (a) When there is no inclination collar part, (b) Inclination collar part It is a figure which shows the case where there exists. It is a perspective view which shows the conventional inclining movement auxiliary
  • FIG. It is a width direction side view which shows an effect
  • the ski boot 1 As shown in FIG. 1, the ski boot 1 according to the present embodiment includes an outer shell 2, an inner boot 3 mounted in the outer shell 2, an inner bottom surface 21 of the outer shell 2, and the inner boot 3. And a convex member 5 interposed between the inner bottom surface 21 of the outer shell 2 and the interposed member 4.
  • an outer shell 2 As shown in FIG. 1, the ski boot 1 according to the present embodiment includes an outer shell 2, an inner boot 3 mounted in the outer shell 2, an inner bottom surface 21 of the outer shell 2, and the inner boot 3. And a convex member 5 interposed between the inner bottom surface 21 of the outer shell 2 and the interposed member 4.
  • the outer shell 2 is detachably fixed to the ski and is formed of a hard material such as a synthetic resin material.
  • the outer shell 2 is divided into a lower shell 22 for inserting the foot portion 6 below the ankle and an upper shell 23 for inserting from the ankle to the calf. It is connected so that it can be bent in the front-rear direction.
  • the outer shell 2 is not limited to the one composed of the lower shell 22 and the upper shell 23, and may have other shell structures such as a rear shell and a flex tan.
  • the inner boot 3 is inserted into the outer shell 2 and the skier's foot 6 is mounted inside.
  • the inner boot 3 has a shape and structure that fits the shape of the outer shell 2 and the foot 6 of the skier, is soft and has some elasticity in consideration of comfort and ski operability. Consists of materials.
  • the interposed member 4 is interposed between the inner bottom surface 21 of the outer shell 2 and the inner boot 3.
  • the interposition member 4 in the present embodiment is an insole member called a foot bed 4 and is formed in a shape along the inner bottom surface 21 of the outer shell 2.
  • the interposition member 4 is provided with the convex member 5 mentioned later as an integral or another member. That is, the interposition member 4 may be provided by integrally forming the convex member 5 using a mold, a 3D printer, or the like, or may be provided with the convex member 5 configured as a separate member. Good.
  • the foot bed 4 can be made of rubber such as styrene, acrylic, stainless steel, titanium, polyurethane, polypropylene, EPM, or a composite material thereof, and has the strength and elasticity required for the operation of the ski. They can be selected as appropriate.
  • the convex member 5 is interposed between the inner bottom surface 21 of the outer shell 2 and the inner boot 3 and assists the inward tilting operation of the skier by making it easier to tilt the sole of the skier in the left-right direction. . That is, according to the present invention, the convex member 5 is interposed between the inner bottom surface 21 of the outer shell 2 and the inner boot 3, or the shape of the foot bed 4 itself is customized to the shape including the convex member 5. In order to shorten downhill time.
  • the convex member 5 in the present embodiment is configured as an inwardly tilting motion assisting part 5, and the length in the front-rear direction made of synthetic resin such as acrylic is 40 mm, and the length in the left-right direction is 20 mm. It is formed of the plate material.
  • the convex member 5 may be referred to as an inward tilt movement assisting part 5 as necessary.
  • the convex member 5 in the present embodiment is disposed only in the front portion of the foot bed 4 in the front-rear direction as shown in FIG. 3 in order to improve stability on the heel side when the skier turns.
  • the said convex member 5 is not limited to the case where it is arrange
  • the convex member 5 extends in the front-rear direction of the ski boot 1 and protrudes from the surface facing the inner bottom surface 21 of the outer shell 2 toward the inner bottom surface 21.
  • the convex member 5 has an inclined heel portion 51 that is lowered to the rear side in the front-rear direction, and curved inclined surfaces 52 that are formed on the left and right sides in the width direction of the ski shoe 1 around the inclined heel portion 51. is doing.
  • the convex member 5 formed separately from the foot bed 4, that is, the inclining motion assisting part 5 has an adhesive surface 53 as a surface in contact with the foot bed 4 of the convex member 5. Is applied, or an adhesive is applied when adhered to the footbed 4.
  • the inclined heel portion 51 is a portion that serves as a fulcrum on the sole of the foot when the skier tilts inward.
  • the inclined heel portion 51 in the present embodiment is formed in a straight line along the front-rear direction so that the sole of the foot is easily inclined with respect to the left-right direction during the inward-tilting operation.
  • it may be formed in a shape other than a straight line, for example, a wavy line or a curved line.
  • the inclined flange 51 has a gradient that becomes lower toward the rear side in the front-rear direction.
  • the convex member 5 in the present embodiment is provided only at the front portion in the front-rear direction of the foot bed 4, and the foot bed 4 faces the rear side in the front-rear direction with respect to the inner bottom surface 21 of the outer shell 2. Therefore, the inclined flange 51 is also provided with a gradient according to the inclination.
  • the front end portion of the inclined flange 51 may come into point contact with the inner bottom surface 21, and when the gradient is too large, the rear end of the inclined flange 51 May come into point contact with the inner bottom surface 21.
  • the gradient is formed to be low with a gradient of 0.3% to 1.5% on the rear side in the front-rear direction.
  • the inclined flange 51 has a thickness of 1.2 mm on the front side and a thickness of 1.0 mm on the rear side, and is formed so as to be lowered with a gradient of 0.5% on the rear side in the front-rear direction. Has been.
  • the slope of the inclined flange 51 is not limited to a range of 0.3% to 1.5%, and may be appropriately changed as long as the object of the present invention is achieved. Moreover, what is necessary is just to select the gradient according to the convex member 5 when not only the front part of the foot bed 4 but the center part and the back part are provided.
  • the curved inclined surface 52 is formed so as to be lower on both the left and right sides in the width direction of the ski boot 1 with the inclined heel portion 51 as the center. Further, as shown in FIG. 2C, the curved inclined surface 52 is formed in a curved concave shape that is concave in a side view. Thereby, even if the convex member 5 is elastically deformed by a load and the curved inclined surface 52 swells, it is prevented from coming into contact with the inner bottom surface 21 of the outer shell 2, the size of the inner inclination angle is ensured, and the inner inclination angle speed is also increased. it can.
  • the curvature radius of the curved inclined surface 52 is too small, the inclined flange 51 has an acute angle, and the strength of the distal end portion is lowered, and there is a possibility that it is damaged by a load.
  • the radius of curvature is R40 (mm) to R80 (mm).
  • the curved inclined surface 52 in the present embodiment is formed with a radius of curvature of R60 (mm).
  • radius of curvature of the curved inclined surface 52 is not limited to the range of R40 to R80, and may be appropriately changed as long as the object of the present invention is achieved.
  • the foot bed 4 is laid on the inner bottom surface 21 of the outer shell 2, and the inner boot 3 is stored in the outer shell 2 via the foot bed 4.
  • the foot 6 of the skier is housed in.
  • the inner boot 3 fits to the outer shell 2 and the foot 6 of the skier, absorbs the impact on the foot 6, and increases the comfort and safety without fixing the foot 6 too much.
  • the shaft of the skier's foot 6 in the ski boot 1 is not inclined with respect to the outer shell 2 and is substantially vertical as shown in FIG.
  • the foot bed 4 has an inclining motion assisting part 5 which is a convex member 5 as shown in FIG. Is inclined with respect to the inner bottom surface 21 of the outer shell 2 with the inclined flange 51 as a fulcrum.
  • the angle of inclination of the shaft of the foot portion 6 with respect to the outer shell 2 is added to the angle of inclination of the skier with respect to the snow surface, whereby the inner inclination angle can be increased.
  • the inclining motion assisting part 5 is provided only in the front part of the foot bed 4 in the front-rear direction, the stability in the vicinity of the eaves is improved and it is difficult to be affected by the unevenness of the snow surface. In addition, the skier will be able to step on the heel and be stable during the turn.
  • the inclined flange 51 is not inclined, a gap may be formed between the inclined bottom 51 and the inner bottom surface 21 of the outer shell 2 as shown in FIG.
  • FIG. 5 (b) when the inclined flange 51 has a slope that matches the inner bottom surface 21 of the outer shell 2, it contacts the inner bottom surface 21 in a line rather than a point. Therefore, the angle in the front-rear direction of the foot 6 is stabilized, and the inward tilting operation in the left-right direction is easier to perform.
  • the convex member 5 Since the curved inclined surface 52 has a curved concave shape, the convex member 5 is prevented from coming into contact with the inner bottom surface 21 of the outer shell 2 even if the convex inclined member 52 is elastically deformed by a load and the curved inclined surface 52 swells. Therefore, the magnitude of the inward tilt angle can be sufficiently secured, and the inward tilt speed can be increased.
  • the foot bed 4 and the inwardly tilting operation assisting part 5 of the present embodiment as described above, the following effects can be obtained.
  • the inclined flange 51 is in line contact with the inner bottom surface 21 of the outer shell 2, the angle in the front-rear direction of the foot 6 is stabilized and the downhill time can be shortened.
  • the curved inclined surface 52 has a curved concave shape, the influence of elastic deformation due to the load can be suppressed, and the inward tilting operation can be reliably performed up to a predetermined angle, so that the downhill time can be shortened. 3.
  • the convex member 5 inwardly tilting motion assisting part 5
  • the struts on the heel are effective, the posture is stabilized, and the downhill time can be shortened. 4). Since the inclining motion assisting part 5 is recessed into the foot bed 4 and the bending of the inward tilting motion assisting part 5 can be suppressed, the feeling felt on the sole of the foot can be improved.
  • the inclining motion assisting part 5 extends along the front-rear direction at the center of the lower surface of the plate 54 and a synthetic resin plate 54 having a thickness of 0.5 mm.
  • the collar part 55 installed in was used.
  • the flange portion 55 is formed in a regular triangle shape having a side length of 1 mm, is formed at the same height, and is not inclined with respect to the front-rear direction.
  • a normal type without the convex member 5 a type in which the inclining motion assisting part 5 is arranged only in the front part in the front-rear direction, and the inclining motion assisting part 5 in the front part, the central part and the rear part A total of three types of arranged types were prepared.
  • the ski shoes 1 used are “REXXAM® Power® REX-M130R” manufactured by Regzam Co., Ltd., and the foot bed 4 is a foot bed for the ski shoes.
  • the center of load was installed in the inter-boot 3 of the right foot with “Pedar” which is a sole pressure distribution measuring system as an insole (insole), and the sole pressure distribution was measured.
  • Pedar is a sole pressure distribution measuring system as an insole (insole)
  • a notebook PC and a video camera were used for data recording.
  • the recorded video of the turn operation and the measured data were synchronized, and the movement locus and movement amount of the load center from the turn start to the turn maximum were calculated.
  • Table 1 shows the results of measurement of the inclining angular velocity and the respective types when subjects A to E use the normal type without the inclining motion assisting part 5 and the type arranged only in the front part in the front-rear direction. This is a summary of the differences. (Table 1)
  • the foot bed 4 in which the inclining motion assisting part 5 is arranged only in the front part four of the subjects A, B, C and D are normal foot beds.
  • the inclining speed was increased as compared with the case of using 4. That is, the foot bed 4 in which the inclining motion assisting part 5 is arranged only in the front portion can perform the inward tilting operation faster from the start of the turn to the turn maximum.
  • the difference in the internal inclination angular velocity was 20 deg / s or more, and the operation performance was improved by about 22 to 28%.
  • Table 2 below shows that subject A has a normal type in which the inclining motion assisting part 5 is not provided, a type in which the inclining motion assisting part 5 is disposed only in the front part in the front-rear direction, and an inclining motion assisting part.
  • 5 is a summary of the measurement results of the inclining angular velocity when 5 is used for all three types of types arranged in the front part, the center part, and the rear part. (Table 2)
  • the inward angular velocity of the types arranged in the front part, the center part and the rear part was improved as compared with the normal type.
  • the type in which the inclining motion assisting part 5 is disposed only in the front part in the front-rear direction and the type in which each part is disposed in the front part, the center part, and the rear part approximately the same degree The inward tilt speed was improved.
  • the type in which the inclining motion assisting part 5 is arranged only in the front part of the foot bed 4 is the type that is arranged in the front part, the central part and the rear part disclosed in Japanese Patent Application Laid-Open No. 2013-154055. Similarly, it was effective in improving the inward tilt speed during the turn operation.
  • Table 3 summarizes the movement ratio and movement amount in the left-right direction (width direction) of the load center on the outer leg (right foot) from the start of the left turn to the maximum turn of the subject A.
  • Each value in Table 3 indicates a ratio obtained by dividing the coordinate position of the horizontal component of each measured load center by the foot width, and the thumb ball side is represented by 0% and the little finger ball side is represented by 100%. (Table 3)
  • the load center at the start of the turn is located about 80% from the thumb ball side.
  • the load center moves forward as it tilts from the start of the turn, and moves to the vicinity of the kite at the turn maximum.
  • the left-right direction component of the load center at the turn maximum is about 68%, and it moved inward by about 12% from the start of the turn to the maximum.
  • the load center at the start of the turn is located about 56% from the thumb ball side. In comparison, the load center position is located approximately 24% inside. Further, the amount of movement in the left-right direction from the start of the turn to the turn maximum is about 12% inward in the normal type, but in the case of the type in which the inclining motion assisting part 5 is arranged only in the front part, it is about 56. It was about 55% from% to about 1%.
  • the amount of movement in the left-right direction is reduced compared to the normal type. From this, it can be considered that the load center position at the start of the turn and the amount of movement in the left-right direction are related as the factors that change the inward angular velocity depending on the shape of the foot bed 4.
  • the load center position at the start of the turn Is located about 59% from the thumb ball side, and the amount of movement of the left and right component of the load center at the maximum from the start of the turn is about 5%.
  • the locus of the load center during the turning motion is arranged in the front part, the central part and the rear part. It showed the same tendency as the type. Therefore, it has been found that the removal of the central portion and the rear portion has little influence on the inclining motion, and is effective in improving the inclining angular velocity even when the inclining motion assisting part 5 is disposed only in the front portion.
  • the subjects were the same 5 subjects (AE) as in the laboratory experiment.
  • the foot bed 4 was of a normal type used in laboratory experiments and a type in which an inclining motion assisting part 5 was arranged only in the front part.
  • XXREXXAM PowerEXREX-M130R manufactured by Regzam Co., Ltd. was used for the ski shoes 1.
  • Each subject A to E performed a downhill three times on each foot bed 4 and calculated the average value of the three downhill times.
  • Table 4 summarizes the rate of change of downhill time when using the type in which the inclining motion assisting part 5 is arranged only in the front part based on the downtime of each subject A to E and the time when using the normal type. It is. (Table 4)
  • the subjects A, B, and D had a shorter downhill time than when using the normal type.
  • the rate of change in downhill time was reduced by approximately 0.4% to 2.2% for all subjects with reduced downhill time. This can be said to be a big difference in the Alpine competition for 1 / 100th of a second.
  • the inclining motion assisting part 5 arranged only at the front part of the bottom surface of the foot bed 4 is effective in improving the inclining angular velocity during the turn and shortening the downhill time.
  • Example 1 “Examination of the shape of inward tilting motion assist parts” As shown in Example 1, the arrangement in which the inclining motion assisting part 5 is arranged only at the front portion of the bottom surface of the foot bed 4 improves the inclining angular velocity during the turning motion, and is effective in shortening the downhill time.
  • the inclining motion assisting part 5 that does not include the tilting collar 51 is formed on the inner bottom surface of the outer shell 2 as shown in FIG. 21 and the flange portion 55 of the inward tilting motion assisting part 5 are in contact with each other at a point, and the stability is not sufficient.
  • the stress tends to concentrate on one part of the foot bed 4 or the inwardly tilting motion assisting part 5, and there is a possibility that the turn motion is affected by the deformation.
  • the deformation of the foot bed 4 is presumed to occur when the inner bottom surface 21 of the outer shell 2 and the flange portion 55 of the inclining motion assisting part 5 come into contact with each other when a load is applied. . Therefore, an inclined flange 51 having a slope is formed so that the height of the flange 55 is lowered to the rear side in the front-rear direction, and the shape is suppressed so as to be in contact with the inner bottom surface 21 by a line. .
  • the inclining motion assisting part 5, which is the convex member 5, has an isosceles triangle shape with a wide base, and the inclining motion assisting part 5 and the inner bottom surface 21 of the outer shell 2 are surfaces when tilting inward.
  • the design which prevents the stress concentration on the inclining motion assisting part 5 by making the shape in contact with each other was examined.
  • the bottom surface of the foot bed 4 has a manufacturing error of about 1% in the height direction and is elastically deformed by applying a load to the inclining motion assisting part 5. It swells to the outer shell 2 side.
  • the inclining motion assisting part 5 comes into contact with the inner bottom surface 21 of the outer shell 2 at an angle smaller than the maximum tilt angle desired to be obtained by arranging the inclining motion assisting part 5 on the bottom surface of the foot bed 4. It is considered that sufficient inclining action cannot be obtained.
  • a curved inclined surface 52 is provided so that the inclined surface in the width direction has a curved concave shape with a predetermined curvature.
  • FIG. 9B even if the inclining motion assisting part 5 expands to the outer shell 2 side due to elastic deformation, the curved inclined surface does not immediately contact the inner bottom surface 21 of the outer shell 2, A desired inward tilt angle can be ensured.
  • the inclining motion assisting part 5 was designed in detail, and a 3D CAD model was created using the Autodesk® Inventor 3D CAD software. Moreover, based on the model of the inclining motion assisting part 5 produced, a new shape of the inclining motion assisting part 5 of a new shape was created by using a 3D cutting machine MODELAXMDX-40A of Roland DG.
  • the subjects were two male Alpine ski players (subjects F and G) having different skill levels, and the boots owned by the subject were used as ski shoes 1.
  • the foot bed 4 has two types of downhill experiments: a normal type in which the inclining motion assisting part 5 is not disposed and a newly manufactured inward tilting motion assisting part 5 in the front part of the foot bed 4. It was.
  • the BROWER timing system used in the RSV downhill experiment of Example 1 was used.
  • Table 5 summarizes the rate of change of downhill time when using the new inward tilting motion assisting part 5 based on downhill time of each subject F and G and downhill time in the normal type. . (Table 5)
  • the inclining motion assisting part 5 having the inclined saddle portion 51 that is lowered to the rear side in the front-rear direction on the foot bed 4 and the curved inclined surfaces 52 that are lowered in a curved concave shape on both right and left sides around the inclined flange portion 51. It was found that the installation was effective in shortening the downhill time.
  • ski shoes, the foot bed, and the inwardly tilting motion assisting part according to the present invention are not limited to the above-described embodiment, and can be appropriately changed.
  • the shape of the adhesion surface of the inward tilting motion assisting part is not limited to a rectangular shape, and may be appropriately selected from a trapezoidal shape, a triangular shape, or the like.

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  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

Le problème décrit par la présente invention est de produire une chaussure de ski, une assise plantaire, et une partie d'assistance au fonctionnement de l'inclinaison interne avec laquelle la vitesse angulaire d'inclinaison pendant un virage est améliorée, et qui sont efficaces pour comprimer le temps passé à glisser sur la neige. La solution selon l'invention porte sur une chaussure de ski 1 pourvue d'une coque extérieure 2, d'un chausson intérieur 3 qui est porté à l'intérieur de la coque extérieure 2, et un élément interposé 4 qui est interposé entre la surface inférieure interne 21 de la coque extérieure 2 et le chausson intérieur 3, l'élément interposé 4 étant pourvu d'un élément en saillie 5 qui s'étend dans la direction longitudinale de la chaussure de ski 1, et fait saillie à partir d'une surface faisant face à la surface inférieure interne 21 de la coque extérieure 2 vers la surface inférieure interne 21, et l'élément en saillie 5 présente une partie de nervure inclinée 51 qui s'abaisse plus vers le côté arrière dans la direction longitudinale de la chaussure de ski 1, et une surface inclinée incurvée 52 qui s'abaisse plus dans une forme concave incurvée vers les côtés gauche et droit dans le sens de la largeur de la chaussure de ski 1 comportant la partie de nervure inclinée 51 en tant que centre.
PCT/JP2016/076781 2015-09-11 2016-09-12 Chaussure de ski, assise plantaire, et partie d'assistance au fonctionnement de l'inclinaison interne WO2017043658A1 (fr)

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JP2017538559A JP6791506B2 (ja) 2015-09-11 2016-09-12 スキー靴およびフットベッドならびに内傾動作補助パーツ

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074446A (en) * 1976-06-18 1978-02-21 Joel Howard Eisenberg Ski boot
JPS55125801A (en) * 1979-03-14 1980-09-29 Eisenberg Joel Howard Ski shoes
JPS62127002A (ja) * 1985-11-22 1987-06-09 サロモン　エス．エ−． 調節可能な楔部材を有する中底を備えたスキ−靴
DE102004063876A1 (de) * 2004-04-26 2005-11-17 Kuchler, Walter, Dr. Schuhsohle mit Kippmechanismus und Schuh mit einer solchen Sohle
JP2013154055A (ja) * 2012-01-31 2013-08-15 Kitami Institute Of Technology スキー靴及びスキー靴用中敷き部材

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074446A (en) * 1976-06-18 1978-02-21 Joel Howard Eisenberg Ski boot
JPS55125801A (en) * 1979-03-14 1980-09-29 Eisenberg Joel Howard Ski shoes
JPS62127002A (ja) * 1985-11-22 1987-06-09 サロモン　エス．エ−． 調節可能な楔部材を有する中底を備えたスキ−靴
DE102004063876A1 (de) * 2004-04-26 2005-11-17 Kuchler, Walter, Dr. Schuhsohle mit Kippmechanismus und Schuh mit einer solchen Sohle
JP2013154055A (ja) * 2012-01-31 2013-08-15 Kitami Institute Of Technology スキー靴及びスキー靴用中敷き部材

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