WO2013044292A1 - Améliorations apportées à des dispositifs d'exercice - Google Patents

Améliorations apportées à des dispositifs d'exercice Download PDF

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Publication number
WO2013044292A1
WO2013044292A1 PCT/AU2012/001129 AU2012001129W WO2013044292A1 WO 2013044292 A1 WO2013044292 A1 WO 2013044292A1 AU 2012001129 W AU2012001129 W AU 2012001129W WO 2013044292 A1 WO2013044292 A1 WO 2013044292A1
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WO
WIPO (PCT)
Prior art keywords
exercise device
load
arm
arm exercise
assembly
Prior art date
Application number
PCT/AU2012/001129
Other languages
English (en)
Inventor
Patrick England
Original Assignee
Patrick England
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AU2011903981A external-priority patent/AU2011903981A0/en
Application filed by Patrick England filed Critical Patrick England
Priority to AU2012315469A priority Critical patent/AU2012315469B2/en
Priority to US14/347,256 priority patent/US20140228182A1/en
Publication of WO2013044292A1 publication Critical patent/WO2013044292A1/fr

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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
    • A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
    • A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
    • 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
    • A63B21/00058—Mechanical means for varying the resistance
    • A63B21/00076—Mechanical means for varying the resistance on the fly, i.e. varying the resistance during exercise
    • 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
    • A63B21/00058—Mechanical means for varying the resistance
    • A63B21/00069—Setting or adjusting the resistance level; Compensating for a preload prior to use, e.g. changing length of resistance or adjusting a valve
    • 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
    • A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
    • A63B21/04—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters attached to static foundation, e.g. a user
    • A63B21/0442—Anchored at one end only, the other end being manipulated by the user
    • 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
    • A63B21/06—User-manipulated weights
    • A63B21/062—User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces
    • A63B21/0626—User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces with substantially vertical guiding means
    • A63B21/0628—User-manipulated weights including guide for vertical or non-vertical weights or array of weights to move against gravity forces with substantially vertical guiding means for vertical array of weights
    • A63B21/063—Weight selecting 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
    • A63B21/154—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
    • 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
    • A63B21/4041—Interfaces with the user related to strength training; Details thereof characterised by the movements of the interface
    • A63B21/4045—Reciprocating movement along, in or on a guide
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/03516—For both arms together or both legs together; Aspects related to the co-ordination between right and left side limbs of a user
    • A63B23/03525—Supports for both feet or both hands performing simultaneously the same movement, e.g. single pedal or single handle
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • A63B23/1209—Involving a bending of elbow and shoulder joints simultaneously
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
    • A63B23/14—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles for wrist joints
    • 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
    • A63B21/4041—Interfaces with the user related to strength training; Details thereof characterised by the movements of the interface
    • A63B21/4043—Free movement, i.e. the only restriction coming from the resistance

Definitions

  • This invention relates to exercise devices.
  • BACKGROUND ART Various exercise devices exist that allow a user to exercise one or more parts of the body, such as the legs and upper arms. However there are limited devices directed to convenient exercise of the lower arm and wrists of a user.
  • weights that are raised against gravity to provide a load.
  • the load is adjusted before the exercise by changing the amount of weight that will be raised.
  • Other devices may utilise an elastic member, such as a length of rubber that is stretched to provide the load.
  • these devices do not allow the load to be adjusted and measured part way through the exercise.
  • the invention provides an arm exercise device having a platform mounted for reciprocal motion along a first path, the platform having an arm support that in use is at a height that a human user may stand adjacent the platform with at least one forearm supported on the arm support.
  • the first path is preferably located in a plane and more preferably is a straight line. Most preferably the first path is a straight line in a horizontal plane.
  • the platform may be configured to provide different support to at least one forearm.
  • the platform may support the at least one forearm in a generally horizontal plane.
  • the platform may support the at least one forearm in a vertically inclined plane.
  • the plane is inclined so that in use the wrist of the at least one forearm is above the elbow of the at least one forearm.
  • the platform may have a base portion where the arm support is movable relative to the base portion.
  • the base portion may be movable along at least one support member.
  • the base portion may include at least one slider, roller, wheel or similar that engages the at least one support member.
  • the at least one support member comprises at least one support rod received in at least one tubular slider on the base, whereby the base may slide along the support rod.
  • the base may have two or more tubular sliders for each support rod.
  • the base may have wheels that run on a support surface.
  • the platform may have an arm support that is movable relative to the base portion.
  • the arm support may be mounted for rotation about an axis extending at 90 degrees to the first path. In use this axis is preferably horizontal.
  • the arm support may have a first portion and a second portion, whereby in use the second portion is closer to a user than the first portion.
  • the height of at least one of the first portion or the second portion may be movable relative to the height of the base portion.
  • the arm support is preferably mounted for rotation about the axis adjacent the second portion. The arm support may be rotated so that the first portion is vertically higher than the second portion.
  • the platform may include a retaining mechanism that enables the arm support to be retained in at least one rotated position.
  • the retaining mechanism includes an elongate rod having at least one aperture into which a retaining member may be inserted.
  • the arm exercise device preferably includes a load generator connected directly or indirectly to at least one load point for connection with a use whilst the at least one forearm is supported on the platform, whereby movement of the platform requires application of a force applied against the load generator.
  • the at least one load point may include a handle, strap, loop, lever or other object.
  • the at least one load point includes a handle for being held by a user's hand or hands
  • the load generator includes a weight assembly constrained to move at least partially vertically, whereby movement of the platform moves the weight assembly vertically against gravity.
  • the weight assembly may move only vertically or it may move both vertically and horizontally. In a preferred implementation the weight assembly moves both vertically and horizontally in a plane at about 30 degrees to the vertical.
  • the invention provides an adjustable load mechanism for an exercise device, the adjustable load mechanism including a tension assembly connected directly or indirectly to a handle for grasping by the user, at least a part of the tension assembly being elastic, whereby movement of the handle stretches at least part of the elastic part of the tension member.
  • the adjustable load mechanism may be combined with the arm exercise or other exercise device.
  • the adjustable load mechanism may be the only source of load to the user or may be used with another load source, such as a weight assembly constrained to move at least partially vertically, whereby movement of the platform moves the weight assembly vertically against gravity.
  • the adjustable load mechanism is adjustable whilst a load is applied to the tension assembly so as to vary the load required on the at least one load point.
  • the invention provides an adjustable load mechanism for an exercise device, the adjustable load mechanism including:
  • a first load source comprising a tension assembly including an elastic portion, wherein the tension assembly is connected directly or indirectly to the at least one load point, and whereby a force applied to the at least one load point is transferred along an effective path through the tension assembly, and an adjusting mechanism operable to adjust the tension of the tension assembly, so as to vary the load required on the at least one load point, wherein the adjusting mechanism is operable whilst a load is applied to the tension assembly.
  • the tension assembly may include an elastic part and an inelastic part.
  • the adjustable load mechanism may include an adjusting mechanism to stretch the elastic part of the tension assembly.
  • the adjusting mechanism may be operative to cause less than the full length of the tension assembly to extend along the effective path.
  • the adjusting mechanism may include member such as a drum, spool, pulley, capstan or other object about which a portion of the tension assembly is wound upon.
  • the adjusting mechanism may be operative to adjust the effective path.
  • the adjusting mechanism may adjust the length of the effective path.
  • the adjusting mechanism may adjust the position of the effective path.
  • the adjusting mechanism may include an engaging member that engages the tension assembly intermediate its ends, the member being movable to adjust the effective path.
  • the engaging member may be a pulley, roller, rod or similar.
  • the engaging member may clamp the tension assembly intermediate its ends.
  • the adjustable load mechanism may further include a second load source.
  • the first load source and the second load source may be connected in series or in parallel.
  • the second load source may be a weight assembly connected directly or indirectly to the at least one load point and constrained to move at least partially vertically, whereby application of force by a user to the at least one load point moves the weight assembly vertically against gravity.
  • the adjustable load mechanism may include a tension measurement device which measures the tension in the tension assembly.
  • measurement device may be a strain gauge or an electrical transducer or similar.
  • Figure 1 is a front end view on an exercise device according to a first implementation of the invention.
  • Figure 2 is a side cross sectional view of the device of figure 1 taken along line AA in figure 1 .
  • Figure 3 is a plan view of the device of figure 1 .
  • Figure 4 is a schematic of the load adjusting mechanism of the device of figure 1 .
  • Figure 5 is a side view of the arm support of the device of figure 1 .
  • Figure 6 is a side view of the arm support of the device of figure 1 .
  • FIG 7 is a schematic view of an alternate exercise device utilising a load adjusting mechanism according to the invention.
  • Figures 8 and 9 show perspective views of part of a load adjusting mechanism according to an alternative embodiment of the invention.
  • an exercise device 10 that includes a frame 12.
  • the frame includes two horizontal beams 1 , two generally vertical rear legs 16 and two angled front legs 18.
  • Cross bar 20 extends between legs 18 and beams 14 and their junction.
  • Cross bar 22 extends between legs 16 and beams 14 and their junction whilst cross bar 24 extends between beams 14.
  • a lower cross bar 26 extends between the lower ends of legs 18.
  • a weight assembly 28 is mounted on slide rods 30 which extend between upper and lower cross beams 20 and 26.
  • the weight assembly has a post 32 upon which one or more weights may be mounted to adjust the total mass of the weight assembly.
  • the legs 18 and slide rods 30 are angled at about 30 degrees to the vertical. This is not essential but aids stability of the device, aids in keeping weights on the post 32 and also provides greater travel compared to a weight assembly moving on vertical slide rods.
  • Slide rods 34 extend in a horizontal plane between cross beams 22 and 24.
  • An arm rest assembly 36 is mounted on the slide rods 34 for backward and forward motion between cross beams 22 and 24.
  • the arm rest assembly 36 is provided with tubular mountings 40 in which the slide rods 34 are received. If desired the arm rest assembly 36 may be provided with wheels that run on the slide rods 34 or other support surface(s).
  • the slide rods 34 may be provided with springs 42 and/or rubber stoppers 38 at one or both ends of the rods next to the respective cross bars so as to provide cushioning at either end of the motion of the arm rest assembly 36.
  • a first tension member 44 extends upwards from the weight assembly 28 and over pulley 46.
  • a handle 48 is provided at the free end for grasping by a user.
  • the handle is a simple cross bar extending either side of the tension member 44.
  • the tension member 44 is substantially inelastic and is preferably a flat woven strap.
  • tension members whether elastic or inelastic, may be used.
  • the height of the arm rest assembly 36 is such that a user can comfortably stand at the rear of the device, adjacent the rear legs 16 and cross bar 22 with their forearms resting generally horizontally on support surface 50 of the arm rest assembly 36.
  • the effective height may be fixed or adjustable. This may be achieved by making the height of the horizontal arms 14 low enough for short people and then providing the arm rest assembly 36 with height adjustment. Alternatively, a short user may stand on a step or similar 51 to be at the desired height.
  • the user positions their arms so that their hands extend beyond the arm rest assembly 36 so as to be able to grasp the handle 48.
  • the user then optionally draws their arms and hands toward their body and simultaneously contracts the muscles of the forearms, pulling arm rest assembly 36 backwards whilst maintaining their forearms generally horizontal. This backwards action raises the weight assembly and thus provides weights exercise to the user.
  • the load the user experiences may be modified.
  • the arm rest assembly 36 preferably has a base structure 52 and the support surface 50 is mounted on the base structure.
  • the support surface 50 of the arm rest assembly 36 is preferably attached by hinge 53 at its rear end 54 to the base structure 52 so that front end 56 may be pivoted upwards so the surface is inclined to the horizontal.
  • a suitable retaining mechanism may be used to secure the support surface 50 at one or more different angles.
  • a rod 58 is pivotably mounted on the support surface 50 and passes into retainer tube 60.
  • the rod 58 has a series of recesses, holes or apertures 59 spaced along its length and the tube 60 has an aperture through which a pin 62 may pass to engage in one of the holes 59, thereby retaining the rod and support surface 50 at a desired angle.
  • the device When the support surface 50 is angled, the device may be used with the most of forearms on the support surface 50 with the wrists extending beyond the front end.
  • the handle may be grasped and the weight assembly lifted by rotation of the hands about their wrists, with the arm rest assembly 36 remaining stationary.
  • the arm rest assembly 36 may be simply moved to engage the intermediate cross bar or the stops 38 on the slide rods 34.
  • one or both of the slide rods may be provided with means to prevent forward motion beyond one or more locations distant from the intermediate cross bar 24.
  • one or both of the slide rods may have holes passing through themselves into which a pin may be passed to stop the arm rest assembly 36 moving forward past the pin.
  • the present invention provides an ability to adjust the load at any time during the exercise, whether by the user or another person.
  • the load adjustment assembly 64 includes a second tension assembly 66 connected to the weight assembly via strain gauge coupling 71.
  • the second tension assembly 66 extends from the weight assembly via shafts 72 and 74 to a take up drum or pulley 76.
  • This drum may be rotated, directly or indirectly, by a hand wheel or crank 78 or other mechanism.
  • At least part of the second tension assembly 66 is made of elastic material and so by winding part of the second tension assembly 66 onto the drum the elastic part is stretched and so applies an additional load to the user.
  • the drum may be driven by a worm gear drive such that the load cannot rotate the drum or a releasable ratchet mechanism or similar may be used to prevent the drum unwinding under load.
  • FIGS 8 and 9 show detail of an alternative embodiment of a drum assembly.
  • the drum assembly has a drum housing 77 with an attached bracket housing 90 which attaches the drum assembly to an attachment bracket 92 on the exercise device.
  • Hand wheel 78 is connected to drum 76 via shaft 79, with drum 76 positioned within the drum housing.
  • the inelastic portion 82 passes through an aperture 95 in the drum housing, where it is wound about the drum 76.
  • Bearings 96 allow the shaft and drum to rotate within the drum housing, and brake winch 98 is operable to prevent rotation of the shaft and drum within the drum housing.
  • the inelastic portion 82 has a series of marks or indicators 94 used to display an indication of the applied tension.
  • the second tension assembly 66 has an elastic portion 80 that is attached at one end to the weight assembly and an inelastic portion 82 that extends from to the other end of the elastic portion 80 to the drum 76. Elastic portion 80 and inelastic portion 66 are joined at junction 67.
  • winding the tension assembly onto the drum by turning hand wheel 78 winds the inelastic portion 82 onto the drum 76 and stretches the elastic portion 80 whilst not changing the amount of the elastic portion 80 available for stretching.
  • the inelastic portion 82 could be attached to the weight assembly and the elastic portion 80 wound onto the drum. This arrangement would have the effect of reducing the amount of the elastic portion 80 available for stretching and so the elastic load created as the weight assembly is lifted would increase faster than in the configuration shown.
  • this arrangement provides the user with the ability to increase the preload on the weight assembly, it also provides the ability to vary the total load after raising the weight assembly. For example, the user may be doing grip exercises and wishes to increase or decrease the load. With the weight assembly raised the hand wheel 78 is rotated to wind in part of the second tension assembly 66, so increasing the load or wind out part of the second tension assembly 66, so decreasing the load. The load may be increased until the user cannot continue gripping the handle.
  • the strain gauge 71 provides a signal to meter or readout 73 that may be easily read by the user.
  • the strain gauge 71 is mounted between the tension assembly and the weight assembly and so provides an indication of the additional load being provided by the loading adjustment mechanism. If desired the tension member may be mounted directly to the weight assembly with the strain gauge 71 mounted elsewhere in the path. If desired the strain gauge 71 may be mounted between the weight assembly and the first tension member 44. In that arrangement the readout 73 would provide the total load provided by the weight assembly and the loading adjustment mechanism 64.
  • the system can be reversed such that the tension reduces the net load and therefore the tension is of assistance rather than resistance to a user.
  • the tension assembly is connected so that it counteracts part of the load of the weight assembly, rather than adding to it.
  • this loading adjustment mechanism is not limited to use with the arm exercise device described and may be used with any exercise device, whether or not in combination with another load, such as a weight assembly that is raised.
  • Figure 7 schematically shows a pull down exercise device 100.
  • a weight assembly 102 mounted on vertical slide rods 104.
  • a tension member 106 extends upwards and over pulleys 108, 110 with a handle 112 at its free end.
  • a user 114 may grasp the hand and pull the handle 112 downwards thereby raising the weight assembly.
  • a second tension member assembly 116 extends from the weight assembly 102 via pulleys 118 and 120 to drum 122.
  • Drum 122 may be rotated by a handle (not shown) to wind part of tension member 116 onto drum 122.
  • the second tension member assembly 116 is formed at least partially of an elastic part and more preferably is formed of elastic part 126 connected to the weight assembly 102 and an inelastic part 128 that is wound onto the drum 122.
  • the load on the second tension member assembly 116 may be indicated by providing a sensor 130 in line in the second tension member assembly 116. This may be
  • the elastic part 126 and inelastic part 128 may be a simple spring load indicating device or may be an electrical transducer that provides a signal to a display unit 132. Whilst both implementations shown in the representations have a part elastic tension member assembly, a tension member assembly that only has an elastic part and does not have an inelastic part may be used.
  • both implementations shown in the representations have the at least part elastic tension member assembly being wound onto a drum that is near the users hands, it will be appreciated that it is not necessary that the drum or other adjustment mechanism be near the user's hands.
  • a foot operated mechanism may be used.
  • the implementations wind a portion of the at least part elastic tension member assembly onto a drum
  • a similar result may be achieved by having an at least part elastic tension assembly extending to an anchor point rather than a drum.
  • the effective length of the path followed could be varied to so as to vary the amount the elastic part is stretched.
  • the end connected to the drum in the implementations shown could be attached to a movable anchor point. Movement of the anchor point would stretch the at least part elastic tension assembly.
  • the anchor point could be fixed but there could be one or more pulleys between along the path may be moved to increase the path length and so stretch the at least part elastic tension assembly.
  • the invention has industrial applicability to exercise devices.

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

Abstract

L'invention concerne un mécanisme de charge ajustable pour un dispositif d'exercice, le mécanisme de charge ajustable comprenant : au moins un point de charge pour l'application d'une force par un utilisateur, et une première source de charge comportant un ensemble de tension comprenant une partie élastique, l'ensemble de tension étant raccordé directement ou indirectement audit au moins un point de charge, et une force exercée sur ledit au moins un point de charge étant transférée le long d'une trajectoire efficace par le biais de l'ensemble de tension, et un mécanisme d'ajustement servant à ajuster la tension de l'ensemble de tension, de manière à varier la charge requise sur ledit au moins un point de charge, le mécanisme d'ajustement étant en mesure de fonctionner pendant qu'une charge est appliquée sur l'ensemble de tension.
PCT/AU2012/001129 2011-09-27 2012-09-20 Améliorations apportées à des dispositifs d'exercice WO2013044292A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU2012315469A AU2012315469B2 (en) 2011-09-27 2012-09-20 Improvements in exercise devices
US14/347,256 US20140228182A1 (en) 2011-09-27 2012-09-20 Exercise devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2011903981A AU2011903981A0 (en) 2011-09-27 Improvements in exercise devices
AU2011903981 2011-09-27

Publications (1)

Publication Number Publication Date
WO2013044292A1 true WO2013044292A1 (fr) 2013-04-04

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Application Number Title Priority Date Filing Date
PCT/AU2012/001129 WO2013044292A1 (fr) 2011-09-27 2012-09-20 Améliorations apportées à des dispositifs d'exercice

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Country Link
US (1) US20140228182A1 (fr)
AU (1) AU2012315469B2 (fr)
WO (1) WO2013044292A1 (fr)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
GB2541725B (en) * 2015-08-28 2018-01-03 Flak Ltd Weights system

Families Citing this family (1)

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