Classifications

• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
  • A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
  • A63B21/00192—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resistance provided by magnetic means
• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
  • A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
  • A63B21/15—Arrangements for force transmissions
  • A63B21/151—Using flexible elements for reciprocating movements, e.g. ropes or chains
  • A63B21/153—Using flexible elements for reciprocating movements, e.g. ropes or chains wound-up and unwound during exercise, e.g. from a reel
• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
  • A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
  • A63B21/15—Arrangements for force transmissions
  • A63B21/151—Using flexible elements for reciprocating movements, e.g. ropes or chains
  • A63B21/154—Using flexible elements for reciprocating movements, e.g. ropes or chains using special pulley-assemblies
• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
  • A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
  • A63B21/40—Interfaces with the user related to strength training; Details thereof
  • A63B21/4027—Specific exercise interfaces
  • A63B21/4033—Handles, pedals, bars or platforms
  • A63B21/4035—Handles, pedals, bars or platforms for operation by hand
• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
  • A63B69/00—Training appliances or apparatus for special sports
  • A63B69/18—Training appliances or apparatus for special sports for skiing
  • A63B69/182—Training appliances or apparatus for special sports for skiing for cross-country-skiing

Definitions

• the present invention relates to a training device. It finds applications in particular for professional sports training, for recreational sport and in the context of muscular or functional rehabilitation.
• the prior art knows the device described by document FR 3064923.
• This device is long and bulky, in particular to allow a sufficiently ample stroke length of the sticks which are fixed to a mobile means in translation on a track close to the floor on which the appliance rests.
• this apparatus does not allow continuous and effective resistance to movement over the entire length of movement of the sticks.
• the sticks are positioned on wheeled carriages which are therefore driven towards the low point of the track supporting them.
• the present invention aims to remedy all or part of these drawbacks.
• the present invention relates to a training device, which comprises:
• chassis comprising two central tracks and at least one side track positioned on either side of the two central tracks
• friction means configured to induce a dynamic friction force on the track on which said element slides.
• the training device induces a sensation similar to that of cross-country skiing.
• the forces to be provided to move the pads and / or slides can be adapted since the dynamic friction force is directly proportional to the weight supported.
• the resistance to frictional movement is simple to implement and is continuous and effective throughout the length of the movement of the sticks.
• the friction means comprise at least one removable weight.
• the total weight supported by the element is adjustable.
• adding, removing or substituting weight changes the dynamic frictional force.
• the intensity of the exercise can be adapted to the user's needs.
• the friction means comprise magnetized braking means.
• At least a portion of at least one side track is elevated from the center tracks.
• the device makes it possible to shorten the length of the poles while maintaining an amplitude of movement of the user's arms corresponding to that of the practice of cross-country skiing.
• the size of the drive device which is the subject of the invention is thereby reduced.
• each shoe and each slide are connected by at least one cable configured to synchronize the movements of each shoe and each slide.
• the training device faithfully reproduces the movement of cross-country skiing and walking with poles, so that, during normal use, the moving leg is accompanied in its movement towards the pole. 'forward by the arm of the opposite side while the retreating leg is accompanied in its backward movement by the other arm.
• the cable forms a loop.
• the drive device is simplified, since it does not require a reel or mass at each end of the cable.
• the device that is the subject of the invention comprises two automatic winders configured to wind the two ends of the cable.
• the device of the invention comprises a means of inclining each central track and / or each side track.
• At least one slide comprises magnetic braking means.
• At least one slide is connected to one end of a stick, the other end of which, free, carries a handle connected to the stick by means of a pivot connection or by means of a ball joint connection.
• the pivot connection allows lateral and / or ulnar flexion of the handle.
• the user of the training device can thus perform a movement in palmar flexion to push the sticks back to the apex of the movement of the arm and the wrist during the exercise.
• At least one slide is connected to one end of a stick via a pivot link or via a ball link.
• the device of the invention comprises two lateral tracks parallel to the central tracks and positioned on either side of the central tracks.
• the training device imitates the movement of poles similar to cross-country skiing or walking with poles.
• the device which is the subject of the invention comprises a lateral track perpendicular to the central tracks and positioned at one end of each central track. Thanks to these arrangements, the training device reproduces the sensations of walking in the mountains or hiking, for example.
• At least one friction means is positioned on each slide and has a bearing surface on the side track, at least one weight being positioned on said friction means.
• the support surface is integrated with each slider and the shape of the support surface matches the shape of a surface of the track on which the slider slides.
• the positioning of the slide in the side track is stabilized by gravity.
• the contact surface between the slide and the side track is increased, which makes it possible to better position the friction means.
• the cable is fixed to the slider and forms a non-zero angle with the side track.
• At least one friction means includes means for suspending at least one weight from each skate, the suspension means contacting the central track in which the skate slides.
• the device is more compact.
• the suspension means comprise a plate suspended between the shoe and the central track in which the shoe slides.
• the plate is subjected to friction.
• the friction means include means for clamping a plate against the central track, the clamping of the plate increasing the frictional force.
• FIG. 2 shows, schematically and in perspective view, a second particular embodiment of the training device object of the invention
• FIG. 3 shows, schematically in perspective view, a third particular embodiment of the training device of the invention
• FIG. 4 shows, schematically and in section, a first particular embodiment of an assembly of a slide on a side track
• FIG. 5 shows, schematically and in section, a second embodiment of an assembly of a slide on a side track
• FIG. 6 shows, schematically and in section, a third particular embodiment of an assembly of a slide on a side track
• FIG. 7 shows, schematically and in section, a fourth particular embodiment of an assembly of a slide on a side track
• FIG. 8 shows, schematically, a first embodiment of two pads assembled in two central tracks
• FIG. 9 shows, schematically and in perspective, a fourth embodiment of a training device object of the invention.
• FIG. 10 shows, schematically and in perspective, a fifth embodiment of a training device object of the invention
• FIG. 11 shows, schematically and in section, a second embodiment of a pad of a device of the invention.
• FIG. 12 shows, schematically and in section, a third embodiment of a pad or a slide of a device of the invention.
• Figure 1 is not to scale, a schematic view of a first particular embodiment of the training device 100 imitating the movements associated with the practice of cross-country skiing, object of the invention.
• the drive device 100 comprises a frame 101 on which are mounted two central tracks, 1 a and 1 b, arranged on either side and near a central axis of the frame.
• the two central tracks, 1 a and 1 b are arranged on a lower part of the frame, preferably as close as possible to the ground on which the drive device 100 rests.
• the central tracks, 1a and 1b are parallel to each other.
• each central track 1 a and 1 b, is mounted a pad, respectively 3a and 3b, configured to accommodate the foot of a user of the training device.
• the skate is movable in translation along the central track with which it is associated.
• the central tracks, 1 a and 1 b, and the pads, 3a and 3b, are described with reference to FIG. 8.
• the pads, 3a and 3b have an ergonomic shape adapted to the user's foot and include attachment means well known to those skilled in the art, for example straps.
• the bearing surface of the feet on each pad is made free to rotate on a horizontal axis or comprises a ball joint to match the flexion and extension movements of the foot.
• Two side tracks, 6a and 6b are mounted on either side of the central tracks, 1 a and 1 b.
• the side tracks, 6a and 6b are raised on guardrails fixed to the frame 51.
• Two slides, 4a and 4b are mounted on the side tracks, respectively 6a and 6b.
• Each slide, 4a and 4b is movable in translation along the side track, 6a and 6b, on which it is mounted.
• Each slide, 4a and 4b is connected to a stick, 5a and 5b, via a hinge connection.
• Each slide, 4a and 4b is provided with friction means configured to induce a dynamic friction force on the side tracks, 6a and 6b, on which the slide slides.
• the poles are configured to be gripped by their free end by a user during normal use of the training device 100.
• the coordinated movement of the legs, supported by the skates, and the arms, gripping the poles, is towards forward then backward.
• the training device 100 faithfully reproduces the movement of cross-country skiing and walking with poles, such so that, in normal use, the advancing leg is accompanied in its forward movement by the arm of the opposite side while the retreating leg is accompanied in its rearward movement by the other arm.
• a cable 7 connects the first slide 4a to the first pad 3a via pulleys 8a, 8b and 8c.
• the same cable 7 is attached to the second pad 3b by means of pulleys, 8d and 8e.
• the same cable 7 is attached to the second slide via pulleys 8f, 8g and 8h.
• the cable 7 forms a loop and is attached to the slider 4a by means of pulleys 8i and 8j.
• the cable 7 is wound up automatically at its two ends by automatic winders (not shown).
• automatic winders (not shown).
• they work by means of springs or weights.
• a cable is designated as a long and thin link capable of transmitting a tensile force. It may be, for example, a simple or braided metallic cable of metallic fibers, a rope or a tape, for example a synthetic rubber tape, a chain or any other equivalent means known in the art. skilled in the art.
• the cable 7 is wound around the pulleys, 8a to h or 8a to 8j, or around equivalent means such as guides or toothed wheels.
• FIG. 2 is not to scale, a schematic view of a second particular embodiment of the drive device 200 object of the invention.
• the drive device 200 differs in particular from that described in FIG. 1 in that the lateral tracks, 6a and 6b, carried by the frame 201, are inclined.
• the sticks, 5a and 5b comprise, on their free ends, a handle, respectively 13a and 13b, perpendicular to the axis of the stick.
• FIG 3 is not to scale, a schematic view of a third particular embodiment of the drive device 300 object of the invention.
• This drive device 300 differs from those described in Figures 1 and 2 in that the lateral tracks, 6a and 6b, are arranged in the same plane as the central tracks 1a and 1b. These tracks are supported by a frame 301.
• the sticks, 5a and 5b comprise, on their free ends, a handle, respectively 21a and 21b, connected to the stick, 5a or 5b, by means of a pivot link 19a or 19b.
• the sticks, 5a and 5b have on their free ends a handle, respectively 21a and 21b, connected to the stick, 5a or 5b, by means of a ball joint.
• FIG. 4 shows a first particular embodiment of a slide 4a mounted to move in translation on a lateral track 6a.
• the slide 4a comprises a hinge connection 20 connected to the stick 5a.
• the side track 6a is mounted on the frame 101, 201, 301, 401 or 501.
• the slide 4a comprises a body 22 in the shape of an inverted "U" complementary to the shape of the lateral track 6a.
• the body 22 has a coating 14 on its face 12 oriented towards the side track 6a.
• the coating 14 slides in contact with the surface 15 of the side track 6a, constrained by the two ends of the body 22 in the shape of "U", thus forming a sliding connection.
• the coating 14 is an unalterable and flexible polyester material.
• surface 15 comprises Teflon or high density polyethylene (acronym "HDPE") or melamine paint.
• HDPE high density polyethylene
• Other materials meeting the same tribological principles can be used for the coating 14 and the surface 15.
• the body 22 comprises magnetized braking means 16 allowing the slider to be braked by magnetization with a ferromagnetic material integral with the lateral track 6a.
• the ferromagnetic material is a metal sheet 17.
• the braking is carried out by direct magnetization, that is to say without an air band separating the slide 4a comprising the magnetized means 16 from the lateral track 6a comprising the metal sheet 17.
• an air band is arranged between the slide 4a comprising the magnetized means 16 and the lateral track 6a comprising the metal sheet 17.
• the air band is obtained by interposition at least one wedge between the magnetic means and the metal sheet.
• the air band is obtained by suspending the magnetic means, for example by means of a threaded rod passing through a threaded orifice. The distance of the magnet from the metal sheet decreases the friction force.
• the magnetic braking means comprise at least one electromagnet and the means necessary for its electrical supply and for the modulation of this electrical supply.
• FIG. 5 shows a particular embodiment of a slide 4a mounted to move in translation on a lateral track 6a.
• the slide 4a comprises a hinge connection 20 connected to the stick 5a.
• the side track 6a is mounted on the frame 51.
• the slide 4a comprises a body 23 in the shape of an inverted "U" complementary to the shape of the lateral track 6a.
• the body 23 supports weights 18, the mass of which applies, by gravity, a force (also called “weight”) oriented downward, that is to say towards the lateral track 6a.
• a force also called “weight”
• the force thus exerted by the weights increases the frictional forces between the slide 4a and the side track 6a, slowing the movement of the slide 4a on the side track 6a.
• the mass of the supported removable weights 18 can be adjusted by adding, removing or substituting weights attached to the slider 4a.
• the body 23 has a coating 14 on its face 12 and the side track 6a has a surface 15. These elements being similar to those described in FIG. 4, they are not described again here.
• FIG. 6 shows a particular embodiment of a slide 4a mounted to move in translation on a lateral track 6a.
• the slide 4a comprises a hinge connection 20 connected to the stick 5a.
• the side track 6a is integral with the frame 51.
• the slide 4a comprises a hollow body 25 of rectangular section. The upper side 12 of the body 25 rests and slides on the side track 6a.
• the body 25 supports weights 18 which, by gravity, exert a force directed downwards, that is to say towards the lateral track 6a.
• the force thus exerted by the weights increases the frictional forces between the slide 4a and the lateral track 6a, slowing the advance of the slide 4a.
• the weights 18 rest inside the hollow body 25.
• the body 25 has a coating 14 on its face 12 and the side track 6a has a surface 15. These elements being similar to those described in FIG. 4, they are not described again here.
• At least one slide, 4a or 4b comprises wheels, rollers or ball bearings rolling on the side track, 6a or 6b.
• FIG. 7 shows a particular embodiment of a slide 4a mounted to move in translation on a lateral track 6a.
• the slide 4a comprises a hinge connection 20 connected to the stick 5a.
• the lateral track 6a is mounted on the frame 51.
• the slider 4a comprises a body 24 of triangular shape complementary to a notch in the shape of a "V" in the lateral track 6a.
• the body 24 has a coating 14 on its face 12 and the side track 6a has a surface 15. These elements being similar to those described in FIG. 4, they are not described again here.
• the slide 4a and the side track 6a illustrated in FIG. 7 comprise braking means comprising weights, as described in the description of FIG. 5.
• the slide 4a and the lateral track 6a illustrated in FIG. 7 comprise magnetic braking means, as described in the description of FIG. 6.
• FIG. 8 shows a particular embodiment of two pads, 3a and 3b, slidably mounted in two central tracks.
• the pads 3a and 3b comprise wheels 31 which move in translation in a trench delimited by blocks 32.
• the wheels 31 are connected by a frame 30 connecting the wheels 31 to a plate 9. .
• a platform 33 is interposed between the plates 9 of the pads, 3a and 3b, and the tracks, 1 a and 1 b.
• the reinforcements 30 comprise a thin part passing through a slot of corresponding size cut in the platform 33.
• the pads, 1 a and 1 b move on rails, or are mounted to move in translation in a slide.
• FIG. 9 shows a fourth particular embodiment 400 of the device which is the subject of the invention.
• This device 400 is more particularly intended to reproduce walking with poles in the mountains.
• This device 400 comprises a frame 401 and central tracks 1a and 1b supported by an inclined plane 402 and the pads 3a and 3b of which are provided with a horizontal upper face so that the feet do not slip and that the user does not risk falling.
• the inclination of the inclined plane 402 is adjustable by an inclination system, for example with mechanical stops carried by the chassis 401.
• the inclination of the upper face of each pad 3a and 3b is also adjustable.
• the side tracks for the sliders can be horizontal, shorter than in other embodiments.
• the pads 3a and 3b supported by the inclined plane 402 can move in grooves in which slide lugs or lower blades of the pads.
• FIG 10 a fifth particular embodiment 500 of the device of the invention.
• This device 500 comprises a front side track 6c perpendicular to the central tracks 1 a and 1 b.
• This horizontal lateral track 6c is carried by the chassis 501.
• the pads 3a and 3b carried by the oblique plane 502 are in connection with a single slide 4c without a stick, which slides on a horizontal plane and perpendicular to the central tracks 1 a and 1 b.
• This device 500 allows longer strides than current devices.
• the inclined plane 402 or 502 may include notches forming an axis positioned perpendicular to each central track.
• a removable locking bar can be positioned in the notches in order to limit the length of the step and to ensure to have a firm support on the skates when starting the device.
• the pads 3a or 3b comprise wheels 31 which move in translation in a trench delimited by blocks 32.
• the wheels 31 are connected by a frame 30 connecting the wheels 31 to a plate 9. .
• the frame 30 comprises a means 60 for suspending weights from each pad, the weights and / or the suspension means 60 coming into contact with the central track in which the pad 3a or 3b slides.
• the suspension means 60 is preferably a box suspended from the frame 30 by elastic means, such as springs.
• the box has a plate 62 parallel to the track 32. When weights 61 are positioned in the box, the box moves towards the track 32. The plate 62 contacts the track 32 and causes dynamic friction.
• the elastic means have a stiffness configured so that the box 60, empty, that is to say without weight, is not in contact with the track 32.
• the plate 9 is removable to allow the user to remove or add weights 61.
• the pads 3a or 3b or the slides 4a and 4b comprise wheels 31 which move in translation in a trench delimited by blocks 76.
• the wheels 31 are connected by a frame 30 connecting the wheels. wheels 31 to a platform 9 where the user places his feet.
• the frame 30 comprises a support 70 provided with a threaded hole 75.
• the threaded hole 75 is crossed by a threaded rod 72 having a crank 74 at one end and a plate 71 at the other end.
• the plateau 71 is opposite a surface 73 of the central track.
• the friction means comprise a clamping means, 72, 74 and 75, of a plate 71 against the central track 73, the clamping of the plate increasing the friction force.
• the crank 74 By operating the crank 74, the plate 71 rests against the surface 73 of the central track. The farther the plate is from the support 70, the greater the clamping and friction force.

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• Health & Medical Sciences (AREA)
• General Health & Medical Sciences (AREA)
• Physical Education & Sports Medicine (AREA)
• Life Sciences & Earth Sciences (AREA)
• Biophysics (AREA)
• Orthopedic Medicine & Surgery (AREA)
• Rehabilitation Tools (AREA)

Applications Claiming Priority (2)

Publications (3)

Family

ID=72266473

Family Applications (1)

Country Status (4)

Family Cites Families (6)

• 2020
  • 2020-05-20 FR FR2005218A patent/FR3110449B1/fr active Active
• 2021
  • 2021-05-20 ES ES21728197T patent/ES3013873T3/es active Active
  • 2021-05-20 WO PCT/EP2021/063541 patent/WO2021234121A1/fr not_active Ceased
  • 2021-05-20 EP EP21728197.1A patent/EP4153330B1/de active Active

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