JPH0610802Y2 - Ski shoes - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a ski shoe, and more particularly to a ski shoe capable of maintaining an appropriate forward inclination pressure.

[Conventional technology]

In general, ski shoes can lean forward while receiving appropriate repulsive force so that they can respond appropriately in any situation when skiing, such as bending, stretching, moving weight, walking, etc. Is formed.

An example of such a ski shoe is disclosed in Japanese Patent Laid-Open No. 59-2.
The one disclosed in Japanese Patent No. 25001 is known.

The ski boot disclosed in this publication has a front cuff that overlaps with the outside of the shell body, and has a long hole with a certain width from the instep side end of the front cuff to form an instep front cuff. A shin side front cuff is formed, and an elastic part that generates an elastic force when leaning forward is formed in a portion connecting the instep side front cuff and the shin side front cuff, and the elastic force of this elastic part is suppressed. The elastic force suppressing member is slidably fitted in the long hole.

In such a ski boot, when the elastic force suppressing member is fitted in an appropriate position of the long hole and the ski boot leans forward, the shin side front cuff tilts forward so that the long hole of the front cuff is narrowed, and the elasticity is reduced. An appropriate elastic force is generated in the portion, and a forward tilting pressure according to ski proficiency can be obtained.

[Problems to be solved by the device]

However, in such a conventional ski boot, since the long hole is formed in the front cuff that overlaps with the outside of the shell body, the long hole is formed on the outer surface of the ski boot. Snow or foreign matter such as soil or sand contained in the snow enters the sliding surface between the cuff and the shell body, the frictional resistance between the shell body and the shin side front cuff changes, and the elastic force changes, There is a possibility that the forward tilting pressure may change, and in this case, there is a problem that an appropriate ski operation cannot be performed.

The present invention has been made to solve the above problems, and an object thereof is to provide a ski shoe that can maintain an appropriate forward tilting pressure.

[Means for Solving the Problems]

The ski boot of the present invention comprises an outer shell and inner boots inserted therein, and the outer shell can be released rearward to the shell body, the front cuff attached to the shell body so as to be able to lean forward, and the shell body. In a ski boot composed of a rear cuff attached to the shell, a long hole is formed at the end of the shell main body that overlaps with the inside of the front cuff along the shin side end of the shell main body. An elastic portion is formed between the hole and the shin side end of the shell body, and an engaging portion that engages with the elastic portion and presses the elastic portion toward the toe side when leaning forward is formed on the front cuff. is there.

If necessary, an elastic force suppressing member is fitted in the elongated hole of the shell body, and the elastic force suppressing member is slid along the longitudinal direction of the elongated hole on the front cuff to adjust the elastic force of the elastic portion. An elastic force adjusting mechanism is provided.

[Action]

In the present invention, when the ski boot leans forward, the elastic portion is pressed toward the toe side by the engaging portion formed on the front cuff, and an appropriate elastic force is generated by the elastic restoring force of the elastic portion.

If necessary, an elastic suppressing member is fitted in the long hole, and the elastic force suppressing member is adjusted by the elastic force adjusting mechanism to the position of the long hole so that an appropriate elastic force can be obtained. Is slid along and the elastic force of the elastic portion is adjusted.

〔Example〕

The present invention will now be described in detail with reference to an embodiment shown in the drawings.

FIG. 1 is a partially cutaway side view showing an embodiment of a ski shoe of the present invention. The ski shoe indicated by reference numeral 10 is roughly classified into an outer shell 11 formed from a hard and tough synthetic resin material. And an inner boot 13 inserted into the outer shell 11.

The outer shell 11 mainly includes a shell main body 15 that covers the lower part from the ankle, a front cuff 17 that covers the ankle part to the shin, and a rear cuff 1 that covers the calf part from the upper part of the heel of the foot.
It is composed of 9 and 9.

The lower end of the front cuff 17 forming the shell body 15 is
The shell body 15 is pivotally attached to the inner and outer heel portions 21 by a pivot pin 23 so as to be able to lean forward, while the lower end of the rear cuff 19 is pivotally attached to the heel cover portion 25 of the shell body 15 by a pivot pin 27 so as to be rearwardly releasable. Has been done.

Further, a stopper 29 for restricting the rearward tilting of the front cuff 17 is formed on the shell body 15.

Further, an ankle tightening device 31 for fastening and connecting the front cuff 17 and the rear cuff 19 is arranged on the front cuff 17.

An elastic force generation device 33 that determines the forward inclination pressure of the ankle portion of the ski shoe including the front cuff 17 and the rear cuff 19 with respect to the foot of the skier is provided on the shell body 15 and the instep portion of the front cuff 17.

This elastic force generating device 33 has a long hole 35 formed at the end of the shell body 15 that overlaps with the inside of the front cuff 17 along the shin side end of the shell body 15 from the inside of the shell body 15 to the outside thereof. And an elastic portion 37 formed between the elongated hole 35 and the end of the shell body 15 on the shin side, and a front cuff that engages with the elastic portion 37 and pushes the elastic portion 37 toward the toe side when the ski boot leans forward. It is composed of a protrusion-shaped engaging portion 39 formed on the inner surface of the center of the instep portion of 17.

Elastic force suppressing members 41 are fitted to the inside and outside of the instep of the elongated hole 35, and the elastic force suppressing member 41 is slid along the longitudinal direction of the elongated hole 35 in the front cuff 17. An elastic force adjusting mechanism 43 for adjusting the elastic force is provided.

As shown in FIG. 2, the elastic force adjusting mechanism 43 includes a screw rod 47 having both ends rotatably fixed in a recess 45 formed in the inner surface of the center of the instep part of the front cuff 17, and the screw rod 47. Two nuts 53 threadedly engaged with the right screw 49 and the left screw 51 formed at both ends of the 47 and fitted in the recess 45 of the front cuff 17 to prevent rotation, and these nuts 53 and two elastic members. It is composed of a rod-shaped pulling member 55 that connects the force suppressing members 41 to each other.

Then, one end of the screw rod 47 is extended, and the front cuff 17 is extended.
Penetrates through. An adjusting lever 57 is rotatably attached to the tip of a screw rod 47 penetrating the front cuff 17, and the adjusting lever 57 is formed on the outer surface of the front cuff 17 so as not to project outside. It is folded and accommodated in the use recess 59.

A convex portion 61 is formed on the shell body 15 in the longitudinal direction of the elongated hole 35, and the convex portion 61 and the elastic force suppressing member 41 urge the elastic force suppressing member 41 toward the longitudinal direction of the elongated hole 35. They are connected by a spring 63.

The elastic force suppressing member 41 has a horizontal cross section H as shown in FIG.
The elastic force suppressing member 41 has two concave portions 65. These recesses 65 have a long length so that the elastic force suppressing member 41 does not separate from the long hole 35 even when an impact is generated on the ski shoe 10 or when the elastic force suppressing member 41 slides in the long hole 35. The shell body 15 and elastic portions 37 on both sides of the hole 35 are fitted together.

In the ski boot 10 configured as described above, as shown by the chain double-dashed line in FIG. 2, the adjusting lever 57 is raised from the lever accommodating recess 59, and by rotating the adjusting lever 57, The nut 53, which is screwed into the screw rod 47 and is prevented from rotating, moves left and right, whereby the elastic force suppressing member 41 connected to the nut 53 is pulled and slides in the elongated hole 35 to obtain an appropriate elastic force. The position of the elastic force suppressing member 41 that can be adjusted is
It is easily adjusted from outside the front cuff 17.

For example, in a ski boot 10 for beginners, the adjustment lever 5
7 and use the screw 47 to separate the two nuts 53.
When the two elastic force suppressing members 41 are rotated to move to both ends of the elongated hole 35 and the distance between the two elastic force suppressing members 41 is increased, the elastic force suppressing member 41 is easily bent and the elastic force is increased to reduce the forward tilt pressure. It is set, and the foot is loosely restrained and emphasis is placed on the safety aspect when skiing. That is, the elastic portion 37 between the two elastic force suppressing members 41 is replaced by the two elastic force suppressing members 41.
When viewed as a kind of beam with the fulcrum as the fulcrum, the span length becomes long, and therefore when it is pressed by the engaging portion 39 formed on the inner surface of the front cuff 17, it becomes very easy to bend.

Further, in the ski boot 10 for advanced skiers, the adjusting lever 57 is used to screw the two nuts 53 close to each other.
Is rotated to move the two elastic force suppressing members 41 to the vicinity of the engaging portion 39 of the front cuff 17, as shown in FIG.
When the distance between the two elastic force suppressing members 41 is reduced, it becomes difficult for the elastic member to bend, the elastic force is suppressed, and the forward tilt pressure is set to a large value.
Emphasis is placed on the ease of skiing by restraining the legs tightly. That is, the elastic portion 37 between the two elastic force suppressing members 41
When is viewed as a kind of beam having the two elastic force suppressing members 41 as fulcrums, the span length becomes short, and therefore when it is pressed by the engaging portion 39 formed on the inner surface of the front cuff 17, it becomes very difficult to bend. .

In the ski boot 10 configured as described above, when the ski boot is leaning forward, as shown by the chain double-dashed line in FIG.
The elastic portion 37 is pressed toward the toe side by 9 and the elastic portion 3
An appropriate elastic force is generated in the elastic portion 37 by the elastic restoring force of 7, and an appropriate forward inclination pressure according to the ski proficiency of the skier can be obtained, and the ski operation can be facilitated.

Further, by using the adjusting lever 57, the position of the elastic force suppressing member 41 can be easily adjusted so as to obtain the forward tilting pressure according to the ski proficiency of the skier.

Further, since the long hole 35 formed in the shell body 15 is covered by the front cuff 17, foreign matter such as snow or soil in the snow, sand, etc. is prevented from entering, and the elastic force of the elastic portion 37 is prevented from changing. Thus, it is possible to prevent the change of the forward tilt pressure, and conversely, it is possible to maintain an appropriate forward tilt pressure.

In the above embodiment, the elongated hole 35 is formed from the inside of the shell body 15 to the outside of the shell, and the two elastic force suppressing members 41 are fitted to the inside and outside of the shell 35. The example in which the elastic portion 37 is pressed by the engaging portion 39 of the front cuff 17 has been described, but the present invention is not limited to the above-described embodiment, and one elastic force may be applied to the inside or outside of the instep of the elongated hole 35. Even if the suppressing member 41 is fitted and the elastic portion 37 is pressed by the engaging portion 39 of the front cuff 17, it is possible to obtain substantially the same effect as in the above embodiment. In this case, the long hole 3
By forming 5 on the outside of the instep of the shell body 15 and forming the adjusting lever 57 on the outside of the instep of the front cuff 17, the operability of the adjusting lever 57 can be improved.

In addition, in the above-described embodiment, an example in which the two nuts 53 screwed into the screw rod 47 and prevented from rotating are connected to the elastic force suppressing member 41 by the rod-shaped pulling member 55 has been described.
The present invention is not limited to the above embodiment, and as shown in FIG. 5, a U-shaped pulling member 85 is rotatably attached to a rotation-prevented nut 84, and both ends of this pulling member 85 are attached. Even if it is rotatably locked in the locking hole 89 formed in the elastic force suppressing member 87, the same effect as in the above embodiment can be obtained, and the structure is simple, so that the manufacturing is easy, and The elastic force suppressing member 87 can be smoothly slid without being biased by the spring as in the above-described embodiment.

[Effect of device]

As described above, in the ski boot according to the first aspect, by forming the long hole along the shin side end of the shell main body, the long hole is formed at the end of the shell main body that overlaps with the inside of the front cuff. Since the elastic portion is formed between the shin side end of the shell body and the engaging portion that engages with the elastic portion when leaning forward and presses the elastic portion toward the toe side is formed on the front cuff, the elastic portion is formed on the shell body. The long hole is covered by the front cuff, and it is possible to prevent changes in the forward tilting pressure due to the intrusion of snow or foreign matter such as soil or sand in the snow, and conversely maintain an appropriate forward tilting pressure. be able to.

Further, in the ski boot according to the second aspect, the elastic force suppressing member is fitted in the elongated hole of the shell body, and the elastic force suppressing member is slid along the longitudinal direction of the elongated hole on the front cuff. Since the elastic force adjustment mechanism that adjusts the elastic force is provided, the long hole formed in the shell body is covered by the front cuff, and the change of the forward tilt pressure due to the entry of foreign matter such as snow or soil in the snow, sand, etc. It is possible to prevent this and maintain an appropriate forward leaning pressure, and the elastic force adjusting mechanism can easily adjust the forward leaning pressure according to the ski proficiency of the skier.

[Brief description of drawings]

FIG. 1 is a partially cutaway side view showing an embodiment of the ski shoe of the present invention. FIG. 2 is a transverse sectional view taken along the line II-II in FIG. FIG. 3 is a transverse sectional view taken along the line III-III of the elastic force suppressing member of FIG. FIG. 4 is an enlarged view of FIG. 2 showing a state in which the elastic force suppressing member has been adjusted for advanced ski shoes. FIG. 5 is an exploded perspective view showing another pulling member for pulling the elastic force suppressing member. [Explanation of Signs of Main Parts] 10 ... Ski shoes 11 ... Outer shell 13 ... Inner boots 15 ... Shell body 17 ... Front cuff 19 ... Rear cuff 35 ... Long hole 37 ... Elastic portion 39 ... Engaging portion 41, 87 ... Elastic force Suppression member 43 ... Elastic force adjustment mechanism.

Claims (2)

[Scope of utility model registration request] 1. An outer shell and an inner boot inserted into the inner shell, wherein the outer shell is releasably attached rearward to a shell body, a front cuff attached to the shell body so as to be tiltable forward, and a shell body. In a ski boot composed of a rear cuff that is formed, at the shell body end portion that overlaps with the inside of the front cuff,
By forming an elongated hole along the shin side end of the shell body, an elastic portion is formed between the elongated hole and the shin side end of the shell body, and the elastic portion is engaged with the elastic portion when tilted forward. A ski shoe, wherein an engaging portion for pressing the elastic portion toward the toe side is formed on the front cuff. 2. An elastic force suppressing member is fitted in the elongated hole of the shell body, and the elastic force suppressing member is slid along the longitudinal direction of the elongated hole on the front cuff to adjust the elastic force of the elastic portion. The ski boot according to claim 1, further comprising an elastic force adjusting mechanism for controlling the ski force.