JP2006122500A - Training machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To achieve the further stable and effective training of the muscles at the given sites. <P>SOLUTION: In the training machine which carries out the training of the greater pectoral muscle, the anterior deltoid muscle and the deltoid muscles of the upper arms by oscillating the operation lever 20 linked to the weight installed on a load charger, the operation lever 20 is provided with a grip 201a able to select the oscillation start position for starting the oscillation and also has a sleeve 12 on the side near the end part of the arm 200 rockably supported. The sleeve 12 slidably holds the position bar 11 in which is formed a plurality of oscillation start positions to be selected by the grip 201a. The position bar 11 has a rope 33 tied to the weight while a shaft hole 110 is so formed as to get a shaft 13 inserted into or removed from it with adjustment buttons 10 included in the grip 201a as the oscillation start positions. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a training machine for training muscles at a predetermined site, and more particularly to a chest press type training machine for training large pectoral muscles, deltoid muscles and triceps.

  The chest press type training machine selects the weight of the desired weight in the load application device, loads it on the operation part, and moves the operation part back and forth with the arm, so that the pectoralis major muscle, deltoid muscle and triceps Is to train. As an example, there is a training machine disclosed in Patent Document 1. In Patent Document 1, it is referred to as a “muscular strength training device”.

  FIG. 8 is a schematic configuration diagram of a training machine disclosed in Patent Document 1 according to the related art. The training machine 5 includes an operation unit 6 and a load loading device 7.

  The operation unit 6 includes an operation lever 60 and a seating seat 61 on a frame 62 having a predetermined length placed on a floor surface or the like. The frame 62 is provided with a footrest 620 at one end (front side) thereof. Although not illustrated in the lower part of the footrest 620, a rotating shaft is pivotally supported via a bracket. An assist arm 621 is supported on the rotating shaft in a seesaw manner so as to be swingable in the front-rear direction. On one end (front side) of the assist arm 621, an assist bar 622 is attached and fixed in a substantially T shape. On the other hand, a substantially U-shaped operation lever 60 is appropriately connected and fixed to the other end (rear side) of the assist arm 621. The operation lever 60 is provided with grips 601 having different gripping directions at both ends of an arm 600 formed in a substantially U shape. The seat 61 includes a seat pad 610 on which a user who performs training sits, a lumbar support pad 611 that supports the waist of the user, and a back pad 612 that supports the back of the user.

  The training machine 5 rotates the operation lever 60 in the front-rear direction against the selected load of the weight 71 that can be moved up and down in the weight frame 70 of the load loading device 7, so that the pectoralis major muscle, deltoid muscle, and upper arm You can train your triceps.

  That is, the user sits on the seat pad 610, puts both feet on the assist bar 622, puts his back on the back pad 612, grasps the grips 601a, 601b or 601c, 601d, and swings the operation lever 60 forward. When moved, the rope 72 connected to the operation lever 60 raises the weight 71 in the weight frame 70, and a load is generated. Next, after both feet are removed from the assist bar 622 and placed on the footrest 620, the lever 60 is returned to the original position while resisting the force of the weight 71 to return the operation lever 60 to the original position. As a result, the great pectoral muscle, the deltoid muscle, and the triceps are burdened, and these muscles can be trained.

Also, while pressing the grips 601a, 601b or 601c, 601d with both hands, kick the assist bar 622 with both feet and push it until both arms are fully extended, and remove both feet from the assist bar 622 when returning the arms, and only the strength of the arms If the grip 601a, 601b or 601c, 601d is returned to the start position while being patient, the load that is larger than the amount of the weight 71 lifted up by the arm force is usually applied. Can be trained.
Japanese Patent No. 2724132 (FIGS. 1 to 4 and paragraph numbers 0010 to 0017)

  The training machine 5 according to the prior art effectively trains the predetermined portion by adjusting the swing start position of the operation lever 60 while aligning both feet to the assist bar 622 or kicking the assist bar 622 with both feet. Can be done.

  Generally, there are individual differences in physique and flexibility among users, so that the operating lever 60 has a maximum swing range in advance so that more users can use the training machine 5. Secured and designed. Therefore, as described above, there are many users who cannot set the swing start position of the operation lever 60 unless the assist bar 622 assists. In this case, an unnecessarily burden may be applied to parts not intended by the user, such as chest, back and waist muscles. This can cause damage to the spine and lumbar spine.

  The present invention has been made in view of such circumstances, and an object of the present invention is to provide a training machine that can train a muscle at a predetermined site more safely and effectively.

  Therefore, the training machine according to claim 1 is a training machine that exercises the great pectoral muscle, deltoid muscle, and triceps by swinging an operation lever connected to a weight installed in the load application device. The operation lever includes a grip capable of selecting a swing start position for starting the swing.

  The training machine according to claim 2 is the training machine according to claim 1, wherein the operation lever slidably holds a position bar formed with a plurality of the swing start positions selected by the grip, The rope connected to the weight is supported detachably through the position bar connected thereto.

  According to a third aspect of the present invention, in the training machine according to the second aspect, the position bar forms a shaft hole into which the shaft is inserted and released by an adjustment button provided on the grip as the swing start position. It is characterized by that.

  According to a fourth aspect of the present invention, in the training machine according to the third aspect, the shaft includes a stopper ring that receives a contact pressure of a spring provided in the cylinder provided in the operation lever. The shaft is supported so that it can reciprocate, and one end of the shaft is connected to a pin shaft loosely fitted to an action point of a lever that swings by the contact pressure of the button shaft provided on the adjustment button, and is caused by the movement of the action point. The position bar can be inserted into and released from the shaft hole by reciprocation.

  According to the training machine of the first to fourth aspects, since the swing start position of the operation lever can be selected by the user, the swing start position of the operation lever can be set without imposing an unintended burden on the user. Can be set.

  In particular, according to the training machine of the second to fourth aspects, the swing start position of the operation lever can be switched in a plurality of stages.

  Moreover, according to the training machine of Claim 3 and 4, the said rocking | swiveling start position can be selected reliably.

  As is clear from the above, according to the training machine according to claims 1 to 4 of the present invention, further safer and more effective training of predetermined parts, particularly the great pectoral muscle, deltoid muscle and triceps Can be trained.

  In particular, according to the training machine of Claims 2-4, muscle training according to a user's physique and flexibility can be performed.

  Moreover, according to the training machine of Claim 3 and 4, the rocking | fluctuation start position of an operation lever can be set reliably.

  Embodiments of the present invention will be described below with reference to the drawings.

  FIG. 1 shows an embodiment of an operation lever provided in the training machine of the present invention. In particular, FIG. 1A is an external view around a grip for adjusting the swing start position of the operation lever, and FIG. FIG. 4C is an external view of the position bar, and FIG. FIG. 2 is a schematic view showing an embodiment of a training machine having the operation lever.

  A training machine 1 shown in FIG. 2 is a chest press type training machine, and a weight 30 installed on a load application device 3 is moved up and down by an operation unit 2 so that the pectoralis major muscle, deltoid muscle and triceps Is to train.

  The operation unit 2 includes an operation lever 20 and a seating seat 21, and is connected to the load application device 3 through connection units 22 and 23.

  The operating lever 20 includes a grip 201 that is gripped by the user during training with different gripping directions in the vicinity of both ends of the arm 200 formed in a substantially U shape. Specifically, the grip 201 is provided with grips 201 a and 201 c near the right end of the arm 200 as viewed from the user, while grips 201 b and 201 d are provided near the left end of the arm 200. The arm 200 is provided with a reinforcing beam 204 at an appropriate position.

  The operating lever 20 is attached to the connecting portion 23 so as to be able to swing back and forth by the rotating shaft 202 and the pair of bearings 203, and the position bar 11 is attached to the support arm 220 provided in the connecting portion 22. And is supported detachably. The support arm 220 holds a pulley 221 that relays the rope 33 provided from the load application device 3 to the position bar 11. The connecting portion 23 is provided with a footrest 231 via a holding arm 230.

  The seat 21 includes a seat pad 210 on which a user who performs muscle training sits, a lumbar support pad 211 that supports the user's lower back, and a back pad 212 that supports the user's back. The seat pad 210, the lumbar support pad 211, and the backrest pad 212 are fixed to the support portion 213. In addition to the connecting portion 22, a support arm 214 is connected to the support portion 213. The support arm 214 is connected to the connecting portion 23 and supported by the stopper 24 on the floor surface. The support arm 214 is appropriately provided with a reinforcing arm 215.

  The load loading device 3 includes a weight 31 that can arbitrarily set a load load in the weight frame 30. The weight frame 30 is supported on the floor surface by a stopper 32. The weight 31 includes a plurality of weight blocks 310, and a load is set according to a user's request. A rope 33 is connected to the weight 31. The rope 33 is connected to the operation lever 20 of the operation unit 2 by relaying the pulleys 34, 35, 36, and 221. Further, a slide rail 37 is provided in the weight frame 30 in order to stably drive the lifting and lowering of the weight 31. Further, a cover 311 is provided at an appropriate height on the reinforcing portion 38 in the weight frame 30 so that a hand or the like is not sandwiched between the weight blocks 310. In addition, a box 300 for posting how to use the training machine 1 and shielding the pulley 34 is attached to the upper portion of the weight frame 30.

  The operation lever 200 will be described in more detail. A grip 201a provided on the operation lever 200 enables selection of a swing start position of the operation lever 200. More specifically, the grip 201a is provided in any one of the shaft holes 110 formed in the position bar 11 as the swing start swing position as in the embodiment shown in FIG. The swing start position can be arbitrarily selected by inserting the shaft 13 so as to be releasable by the adjustment button 10.

  The adjustment button 10 is provided at the end of the grip 201a. The adjustment button 10 includes a button shaft 101 for swinging the lever 14 introduced into the grip 201a. The button shaft 101 is slidably supported by a support ring 103 provided in the grip 201a as shown in FIG. On the other hand, a button cap 102 is provided at the end of the button shaft 101 exposed from the end of the grip 201a to be pushed by the user when adjusting the load load start position.

  As shown in FIG. 1B, the position bar 11 is formed of a cylindrical member, and the shaft 13 is removably inserted into the tube wall of the member as a swing start position of the operation lever 20. A plurality of shaft holes 110 are formed on the same line at a predetermined distance. Although four illustrated shaft holes 110 are formed, the desired number of shaft holes 110 is not limited thereto. A rope fixing portion 111 for fixing the rope 33 is attached to the position bar 11.

  As shown in FIGS. 1 (a) and 1 (c), the position bar 11 has a cylindrical shape connected to one end of a cylinder 15 holding a shaft 13 provided through the arm 200. It is attached to the arm 200 by being slidably held by the sleeve 12. The sleeve 12 is formed with a shaft hole 120 through which the shaft 13 passes.

  As shown in FIG. 1C, the shaft 13 includes a stopper ring 130 that receives a contact pressure of a spring 150 provided in the cylinder 15. The stopper ring 130 is provided at a position separated from the tip of the shaft 13 by a certain distance. For example, the stopper ring 130 is at a position where at least the shaft 13 can penetrate the shaft holes 120 and 110 formed in the sleeve 12 and the position bar 11 when receiving the contact pressure of the spring 150 and contacting the side surface of the sleeve 12. Provided.

  The shaft 13 is connected to a lever 14 that is swung by an adjustment button 10 provided on a grip 201a formed in a substantially cylindrical shape. The lever 14 is attached to the arm 200 or the grip 201a so as to be swingable via the pin shaft 141. For example, the lever 14 shown in FIG. 1 (c) is swingably mounted via a pin shaft 141 at a mounting portion 140 provided at the bottom of the grip 201a.

  One end of the lever 14 is introduced into the grip 201a. At this time, the opening of the grip 201a into which the lever 14 is introduced has a substantial swinging range of the lever 14 (a minimum swinging range in which the shaft 13 is inserted into and released from the shaft holes 110 and 120 by the lever 14). It is formed to the extent that it is secured. Further, the other end of the lever 14 is provided with a connecting portion 142 for connecting the shaft 13 so as to be swingable. A shaft hole 144 into which a pin shaft 143 that connects the shaft 13 is loosely fitted is formed in the connecting portion 142.

  Next, an operation example of the training machine according to the present embodiment will be described with reference to FIGS. 1 and 3 to 7.

  As shown in FIG. 5, the user 4 seated on the seat 21 first checks whether or not the swing start position of the operation lever 20 is a desired position when starting muscle training. If it is determined that the swing start position needs to be changed, the user 4 changes the swing start position to a desired position by using the adjustment button 10 provided on the grip 201a.

  That is, when the user 4 presses the adjustment button 10 with the thumb of the hand holding the grip 201a, the tip of the button shaft 101 in the grip 201a collides with the lever 14 as shown in FIG. At this time, the end portion of the lever 14 in the grip 201a serves as a force point, the pin shaft 141 of the mounting portion 140 serves as a fulcrum, the connecting portion 142 serves as an action point, and the lever 14 swings to a position formed by a dotted line. Accordingly, the stopper ring 130 contracts the spring 150 and moves to the position shown by the dotted line shown in the figure. At this time, the shaft 13 is released from the shaft holes 110 and 120. FIG. 3 shows the appearance of the shaft 13 being released from the shaft hole 110 of the position bar 11.

  In this state, the arm 200 is moved to align the tip of the shaft 13 with the desired shaft hole 110 of the position bar 11, and then the adjustment button 10 is released, so that the stopper ring 130 in the cylinder 13 is moved by the contact pressure of the spring 150. Pressed to contact the side of the sleeve 120. At this time, the shaft 13 penetrates the shaft hole 120 of the sleeve 12 and further the desired shaft hole 110. FIG. 4 shows an external appearance of the shaft 13 being accommodated in the shaft hole 110 of the position bar 11. As described above, the swing start position of the operation lever 20 desired by the user 4 is set.

  Thereafter, the grips 201a and 201b are squeezed as shown in FIG. 6 to swing the operation lever 20 in the direction of the arrow, or the grips 201c and 201d are squeezed and tightened in the direction of the arrow as shown in FIG. By swinging, the muscles of a predetermined site, particularly the great pectoral muscle, deltoid muscle, and triceps can be trained. Then, by selecting the swing start position of the operation lever 20 with the grip 201a at an appropriate time, it becomes possible to train the muscles more effectively.

  According to the training machine 1 according to the above-described embodiment, the user 4 can select the swing start position of the operation lever 20 at hand, so that the user does not intend to load such as chest, back, The swing start position of the operation lever 20 can be set without placing an unnecessary burden on the muscles of the waist. Further, since the swing start position of the operation lever 20 can be switched in a plurality of stages, muscle training according to the physique and flexibility of the user 4 can be performed. Therefore, it becomes possible to perform muscle training at a predetermined site more safely and effectively.

  In the training machine described above, the mechanism for selecting the swing start position of the operation lever 20 has a right-handed specification, but is not limited to this specification, and may be configured to have a left-handed specification.

FIG. 2 shows an embodiment of an operation lever according to the training machine of the present invention, and in particular, (a) is an external view of the periphery of a grip for selecting a swing start position of the operation lever, (b) is an external view of a position bar, (C) is a sectional view of the periphery of the grip. Schematic which showed the embodiment example of the training machine of this invention. The external view of the state in which the shaft is released from the shaft hole of the position bar. External view of the shaft in the shaft hole of the position bar. Explanatory drawing of a mode that the training machine of this invention is used. Explanatory drawing of a mode that the training machine of this invention is used. Explanatory drawing of a mode that the training machine of this invention is used. The schematic block diagram of the training machine which concerns on a prior art.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Training machine 2 ... Operation part, 20 ... Operation lever, 200 ... Arm, 201a, 201b, 201c, 201d ... Grip, 21 ... Seating seat, 22 ... Connection part, 220 ... Support arm, 221 ... Pulley 3 ... Load loading Device 31 ... Weight 310 ... Weight block 33 ... Strip 4 ... User 10 ... Adjust button 101 ... Button shaft 102 ... Button cap 103 ... Support ring 11 ... Position bar 110 ... Shaft hole 111 ... Cable fixing part 12 ... Sleeve, 120 ... Shaft hole 13 ... Shaft 14 ... Lever, 140 ... Mounting part, 141 ... Pin shaft, 142 ... Connection part, 143 ... Pin shaft, 144 ... Shaft hole 15 ... Cylinder, 150 ... Spring

Claims (4)

In a training machine that exercises the great pectoral muscle, deltoid muscle and triceps by swinging the operation lever connected to the weight installed in the load loading device,
The training lever according to claim 1, wherein the operation lever includes a grip capable of selecting a swing start position for starting the swing. The operation lever slidably holds a position bar formed with a plurality of swing start positions selected by the grip,
The training machine according to claim 1, wherein the rope connected to the weight is supported detachably through the position bar connected thereto.   The training machine according to claim 2, wherein the position bar has a shaft hole into which a shaft is inserted and released by an adjustment button provided on the grip as the swing start position. The shaft includes a stopper ring that receives a contact pressure of a spring provided in a cylinder provided in the operation lever, and is supported so as to be able to reciprocate in the cylinder.
One end of this shaft is connected to a pin shaft that is loosely fitted to the operating point of a lever that swings by the contact pressure of the button shaft provided in the adjustment button,
The training machine according to claim 3, wherein the position bar can be inserted into and released from the shaft hole by reciprocation caused by the movement of the action point.

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