JPS633874A - Bodily power training machine - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION (Technical Field) The present invention relates to a physical fitness training machine that is an exercise equipment for exercising the body indoors.

(Background Art) Bicycles, treadmills, and the like are conventional exercise machines for training the lower body (particularly the legs) indoors, but among these, bicycles are exercised by riding on the saddle and rotating the pedals, so there is no risk of the bicycle falling over or fc. However, there are some people who cannot do effective exercise or who cannot ride a bicycle, so the problem is that it is not suitable for everyone as a lower body exercise device. However, since the treadmill runs on a rotating belt for exercise, there is a risk of falling if one does not maintain body balance on the rotating belt.

Therefore, bicycles, treadmills, etc. have the problem of generally lacking in safety as indoor exercise devices. The purpose of the present invention is to provide a physical fitness training machine that allows you to safely train your body indoors without any danger.

(Disclosure of invention) Hereinafter, the present invention will be explained along with the drawings.

FIGS. 1(a) and 1(b) show a first embodiment of the present invention, in which the slope t
It is an explanatory diagram showing a state in which a person M is performing a sitting exercise on a seat 2, which is slidably provided on the upper part of the base 1 of the second eldest child, using it as a load means during exercise. In this case, the base 1 is engaged with a base support column 3 whose rear portion has a substantially inverted T shape so that its height can be adjusted. Also,
Footrests 4 are provided in front of the seat 2 and on both sides of the base 1, respectively.

Then, when the person places his or her feet on the footrest 4 and moves forward, the seat 2 moves backwards, but the base 1 rises backwards from the leg position and is tilted, resisting the gravity caused by the body weight. Since you will be relaxing, you can train your lower body. In this case, the base support column 3 is a t-th board 3' extending horizontally and stably supporting the base 1.
is provided.

FIGS. 2(A) to 2(C) show details of the mechanism for moving the seat 2 and the retaining portion between the base 1 and the base support column 3. In other words, the support portion 3a of the base support column 3 is erected substantially vertically.
For K, an appropriate number of retaining holes 3b penetrating from one side to the other side are formed at intervals in the length direction of the support part 3a, and this retaining hole 3b is selected. The inclination angle t of the base 1 can be adjusted.

Furthermore, a pair of retaining pieces 1a are provided at the rear end of the base 1, respectively, located on both sides of the support portion 3a, and the approximately central portion of this engaging piece 1a corresponds to the retaining hole 3b. The base 1 and the base support column 3 can be engaged by aligning them and inserting and screwing the negative side fixing screw 5. Additionally, grooves 1b for retaining VC cam followers are formed on both sides of the upper and lower surfaces of the base 1, and a plurality of cam followers 7 provided corresponding to the seat support plate 6 are engaged with these grooves 1b. The cam follower 7 is inserted into this groove 1.
b, and the sheet 2 moves smoothly. In addition,
The seat support plate 6 has a substantially U-shaped cross section and is attached to the lower surface of the seat 2, and the cam follower 70 shafts are attached to each side plate of the seat support plate 6.

Stoppers 8 are protruded from the rear and front sides of both sides of the base 1, and the side plates of the seat support plate 6 are attached to these stoppers 8 to prevent the seat 2 from moving within a predetermined range. It is composed of a mechanism that moves back and forth. Note that 9 in FIGS. 1 and 2 is a safety belt attached to the seat 2.

FIG. 3 shows an example of a foot-side strength training machine configured as described above, in which the inclination direction of the strength training machine is inclined downward from the front to the rear. Installation is a friend.

4(a), (b) and FIG. 5 show a second embodiment of the present invention. In this example, the base support column 10 is detachably attached to the base 1, and the main body portion is A support stand 11 which has a slight width and is stable when placed on the floor, is movable on this support stand 11 and can be fixed at an appropriate position, and the inclination direction and angle of the base 1 can be adjusted. It is characterized in that it is configured with a base support part 12 that can be selected arbitrarily.

That is, notches IC are formed at the front and rear of the base 1, and a pair of engagement grooves 1e are formed in each notch 1c.

- On the front and back sides of the support base 11, a retaining pin 11a' (having a retaining portion 11
b are formed respectively. Base support part 12
A protrusion 19B that comes into contact with the base 1 is formed in the upper center part, and a notch 12b for attaching to the support base 11 is formed in the lower part.This notch 12b i
A set screw 13 is provided on the side of the base of the base support unit to be attached to the support base 11 and fixed in a proper position. The base support part 12 is configured to be fixed at any position with respect to the support stand 11. Then, by loosening the set screw 13, the base support part 12 can be freely moved in the direction of arrow E.
The entire slope of the base 1 can be easily varied.

FIG. 6 shows a third embodiment of the present invention, and in this embodiment,
A shallow notch IC is formed at the front end of the base 1, and is provided at the front end of the support base 14 and is engaged with the nine engaging parts 14a. The securing mechanism of this part is basically the same as that of the second embodiment. Further, a jack 15 for adjusting the inclination of the base 1 is provided below the rear end of the base 1.
The structure is such that the rear part of the F-base 1 moves up and down as the jack 15 expands and contracts, thereby changing the angle of inclination.

7(a) is a detailed view of the jack 15, and FIG. 7(b) is an explanatory view of the state in which the jack 15 and the base 1 are attached. That is,
In FIG. 6, most of the jack 15 is housed in the nine casings shown by phantom lines. The lower ends of the jacks 15 are supported by a base 17, and are rotatable via a shaft 18, facing each other, and have variable bending angles at the central connecting portion 19. A pair of arms 20 having a substantially dogleg shape as a whole, the upper ends of which are connected, and a lifting platform 21 attached to the lower part of the base 1, and a central connecting portion 19 of the arm support, When the screw 22 is rotated, the central connecting part 19 moves on the threaded outer periphery of the Excrew 22 in the direction of rotation, and the central connecting part 19 of the arm joint is rotated. By changing the bending angle, the lifting platform 21 can be moved up and down. Note that the lower end of the motor support plate n is fixed to one side of the base 17. Motor support plate 23
A vch motor 24 is attached, and its output shaft 25 has a worm gear structure, and a wheel 26 attached to one side of the screw joint is meshed with this worm.
When the motor 24 is rotated, the output shaft 2 of the worm gear structure
5. The screw 22 is rotated through the wheel 26 that meshes with the screw 22, and the lifting platform 21 is automatically moved up and down, and the rear end of the base 1 follows and moves up and down to adjust the inclination of the base 1. Note that the lifting platform 21 is provided with a two-pronged engagement fitting 21a, between which the
5, a retaining piece 1' protruding from the lower central part of the base 1 is positioned, and a connecting fitting n is inserted through these members, so that each member is connected. 2
1C, as shown in FIG. 6, is exposed from the casing 16 and connected to the base 1. In the casing 16 that houses the motor and jack 15, there is provided a circuit section (not shown) with a well-known structure for driving the motor.
An operating section 28 is arranged on the top of the casing 16 so that the height of the base 1 can be adjusted while sitting on the seat 2. , 1)=) shows the fourth embodiment of the present invention. In this case, a vertically long groove IA is formed in the center of the base 1, and one end of a spring 29 such as a coil spring is secured to the tip of the groove IA, and the other end of the spring 4 is provided at the bottom of the seat support 6. It is locked to the upper part (9) of the lock. Note that the seat support plate 6 is provided at the bottom of the seat 2 and extends along the moving direction of the seat 2, and a cam follower 7 is provided on the seat support plate 6.
The sheet 2 is designed to move smoothly on the base 1.

However, in this embodiment, a person sits on seat 2 and moves his/her position by stepping on the IC! ], the feature is that the load is applied via the spring 29. Note that a plurality of springs 29 are arranged in parallel, and can be easily removed by releasing the valley lock. Therefore, the amount of load can be adjusted by removing the spring 29 as appropriate. ′! In addition, the base 1 is placed on the floor in a substantially horizontal direction, but is provided with a base portion IB that protrudes laterally to improve stability.

Figures 10 (a) and (b) and Figures 11 b) and (b) show a fifth embodiment of the present invention, in which a hydraulic cylinder 31 is used as the spring that is the load in the fourth embodiment. The points are different. That is, the cylinder 31 a of the hydraulic cylinder 31
is fixed to the front part of the groove IA, and the piston 31b side is fixed to the seat 2 side.
The expansion and contraction of 1b acts as a load.

(Effects of the Invention As described above, the present invention has a structure comprising a seat movable with respect to a base, a footrest fixed to the base, and a load means for suppressing the movement of the seat. This allows you to train your body safely indoors without the risk of falling while riding a bicycle or riding a treadmill.

[Brief explanation of the drawing]

1 to 3 show a first embodiment of the present invention, and FIG.
), (b) are perspective views showing the state of use, Figure 2), (b) are explanatory views showing the mounting state of the base and the base support column,
71 is an explanatory diagram showing the relationship between the seat and the base, FIG. 3 is a different usage example of the present invention, FIG. 4 (A) is an exploded perspective view of the second embodiment of the invention, and (B) is a support stand. Fig. 5 is an assembled state diagram, and Fig. 6 is an explanatory cross-sectional diagram showing the installation state of the
The figure is an overall perspective view of the third embodiment of the present invention, FIG. A usage state diagram of the fourth embodiment, FIGS. 9(a) and (b) are plane and side views of the main parts, and FIG. 10(a) and ←) are usage state diagrams of the fifth embodiment of the present invention. Figures 11A and 11B are a plan view and a side view of the main parts, respectively.

Claims (3)

[Claims] (1) A physical training machine comprising a seat movable with respect to a base, a footrest fixed to the base, and a load means for suppressing movement of the seat. (2) A physical training machine according to claim 1, wherein the loading means has a base that is inclined. (3) The physical fitness training machine according to claim 1, wherein the loading means is a spring whose one end is fixed to the seat.