WO2008004381A1

WO2008004381A1 - Sit-on type exerciser

Info

Publication number: WO2008004381A1
Application number: PCT/JP2007/060800
Authority: WO
Inventors: Zheng Feng; Satoru Shiraishi
Original assignee: Daito Electric Machine Industry Company Limited
Priority date: 2006-07-04
Filing date: 2007-05-28
Publication date: 2008-01-10
Also published as: JP2008011990A; CN101099886A

Abstract

A sit-on type exerciser in which a seat is reciprocated by a simple mechanism to the left and right in a twisting manner to impart movement to the waist part and abdominal part of the user sitting on the seat. The sit-on type exerciser (1) has a twist mechanism (16) and a drive mechanism (17) for driving the twist mechanism (16). The twist mechanism (16) has an installation base (2) installed on a floor surface (F) and also has the seat (3) installed above the installation base (2), is installed between the installation base (2) and the seat (3), and laterally swings the seat (13) in a swinging manner about the center of the seat (3) in a plan view.

Description

Specification

Seated exercise device

Technical field

[0001] The present invention relates to a seating type exercise device that imparts exercise to a user sitting on a seat.

Background art

[0002] Conventionally, Patent Document 1 discloses a sitting-type exercise device (balance training device) that swings a seat while the user is seated on the seat and imparts balance movement to the user. is there.

This device supports a pedestal fixed to the lower surface of a seat so that it can swing back and forth on a movable frame via a pair of left and right connecting links, and supports this movable frame on a base so that it can swing left and right. By driving the connecting link, the seat is configured to rotate and swing around the left and right axis, that is, in the front-rear direction, and to rotate and swing around the front and rear axis, that is, in the left and right direction. Patent Document 1: Japanese Unexamined Patent Application Publication No. 2004-344684

Disclosure of the invention

Problems to be solved by the invention

[0003] When the conventional balance training device disclosed in Patent Document 1 is used for maintaining health such as a diet, for example, there is a possibility that the seat swings greatly and the load on the user increases. It is also recommended for elderly people or diet practitioners (often young women), as the seat swings can cause the user to feel uncomfortable like a car sickness. I can't do it!

On the other hand, it is well known that it is more effective to give the user exercises such as twisting the waist and abdomen rather than body swinging for diet and back pain prevention.

[0004] Accordingly, the present invention provides a seating type exercise device that twists the seat left and right and reciprocates with a simple mechanism to give the user sitting on the seat a motion that twists the waist and abdomen. The purpose is to do.

Means for solving the problem

In order to achieve the above object, the present invention takes the following technical means. That is, the seated exercise apparatus according to the present invention includes an installation base installed on the floor, a seat provided above the installation base, and a seat provided between the installation base and the seat in a plan view. A twist mechanism for rotating the seat in the left-right direction around the center, and a drive mechanism for driving the twist mechanism are provided.

With such a configuration, the seat can be twisted to the left and right by a simple mechanism, and the user can be given exercises such as twisting the waist and abdomen to prevent dieting and back pain. Is possible.

[0006] Specifically, the twist mechanism is installed so as to face in the left-right direction and is rotated by the drive mechanism, and is arranged so as to face in the front-rear direction, and the seat extends from below. A pair of left and right support arms to be supported, a swinging means for swinging the pair of left and right support arms as the rotary shaft rotates, a support shaft spanned between the pair of left and right support arms, and the support shaft And a connecting means for connecting the support shaft and the seat. The connecting means connects the support shaft and the seat.

The left support arm has a first boss and a second boss at one end and the other end, and the right support arm has a third boss and a third boss at one end and the other end. Has a fourth boss. The support shaft includes a first support shaft that is spanned between the first boss portion and the third boss portion, and a second support shaft that is spanned between the second boss portion and the fourth boss portion. Have When the first boss part and the third boss part move to the left side, the second boss part and the fourth boss part move to the right side, and the first boss part and the third boss part are on the right side. The pair of left and right support arms are connected to the rotation shaft so that the second boss and the fourth boss move to the left when the second boss moves. The interlocking means moves the first support shaft and the second support shaft to the left and right in synchronization with a pair of left and right support arms. The connecting means connects the first support shaft and the front portion of the seat so as to be rotatable about the vertical axis, and connects the second support shaft and the rear portion of the seat so as to be rotatable about the vertical axis. It ’s a thing!

By providing such a mechanism, if attention is paid to one support arm, the one end and the other end swing in opposite directions (in opposite phases) in the left-right direction as the rotating shaft rotates. become. If attention is paid simultaneously to the pair of left and right support arms, the one end portions always move in the same direction (the same phase) in the left and right directions, and the other end portions always move in the same phase in the left and right directions. for that reason, The seat connected to the first to fourth bosses via the first support shaft and the second support shaft rotates and reciprocates in the left-right direction around the center of the seat in plan view.

Further, the swinging means includes a pair of left and right cam members having cam surfaces that are fixed to a midway portion in the axial direction of the rotating shaft and inclined in the same direction with respect to the rotating shaft, and the pair of left and right support arms. A pair of left and right bosses that are provided in the middle and slidably fit on the cam surfaces of the pair of left and right cam members, and a pair of left and right support arms provided at the lower part of the pair of left and right bosses are rotating shafts. And a steady-rest means for restricting the rotation accompanying the movement.

[0008] Further, the steadying means includes a steadying pin projecting at a lower portion of the pair of left and right bosses, and a steadying that the steadying pin fits slidably and faces in the left-right direction. And a stop groove.

The interlocking means is provided at one end portion of the first support shaft and fitted into the first boss portion, and provided at the other end portion of the first support shaft and fitted into the third boss portion. A third cam member; a second cam member provided at one end of the second support shaft and fitted into the second boss portion; and a third cam member provided at the other end of the second support shaft and fitted into the fourth boss portion. And a fourth cam member. The first cam member and the third cam member are attached to a first support shaft so that a cam surface formed on the cam member and a cam surface of the pair of left and right force members are inclined in the same direction, The second cam member and the fourth cam member are attached to a second support shaft so that a cam surface formed on the cam member and a cam surface of the pair of left and right force members are inclined in the same direction. I hope it is.

[0009] Further, the connecting means includes a pair of first support pins provided to face upward with respect to the first support shaft, and a pair of first support pins provided to face upward with respect to the second support shaft. (2) The support pins and the pair of first support pins are fitted with downward force and are connected between the pair of first support pins so as to be rotatable about the vertical axis with respect to the lower surface of the front portion of the seat! The first connection member and the pair of second support pins are engaged with a downward force and are connected between the pair of second support pins so as to be rotatable about the vertical axis with respect to the rear lower surface of the seat. And a second connecting member.

With the above configuration, the seat rotates reciprocally in the left-right direction very smoothly. Become so.

The invention's effect

[0010] The sitting type exercise device according to the present invention can twist and reciprocate the seat left and right with a simple mechanism, and give the user a motion that twists the waist and abdomen to prevent dieting and back pain. It becomes possible.

Brief Description of Drawings

FIG. 1 is an overall perspective view of a seated exercise apparatus.

FIG. 2 is a perspective view showing how a seat is attached to a twist mechanism.

FIG. 3 is a perspective view of the swing device.

FIG. 4 is a side cross-sectional view of a seated exercise apparatus.

FIG. 5 is a plan view of the swing device.

FIG. 6 is a front view of the swing device.

FIG. 7 is a cross-sectional view taken along line AA in FIG.

Explanation of symbols

1 宥 type exercise equipment

2 Installation stand

3 seats

16 Twist mechanism

17 Drive mechanism

18 axis of rotation

19A Left support arm (support arm)

19B Right support arm (support arm)

20 Swing means

21 First support shaft

22 Second support shaft

23 Interlocking means

24 Connection means

32A Cam surface 32B Cam surface

33 Right cam member (cam member)

34 Left cam member (cam member)

37 Left boss

41 1st boss

42 2nd boss

43 steady rest pin

44 steady rest groove

46 steady rest

48 Right boss

49 Third Boss

50 4th Boss

51 1st cam member

52 3rd cam member

53 Second cam member

54 4th cam member

60 1st support pin

61 Second support pin

62 First connecting member

63 Second connecting member

F floor

BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

[Overall configuration 3

1 to 7 show an embodiment of a seating type exercise apparatus 1 according to the present invention. In the description, the front-rear direction, the left-right direction, and the up-down direction of the seated exercise device 1 viewed from the seated user are the front-rear direction, the left-right direction (width direction), and the up-down direction in the present embodiment. As shown in FIG. 1, the seated exercise device 1 has an installation base 2 installed on the floor surface F and a seat 3 supported above the installation base 2. For example, the user sits on the seat 3 in a riding position.

[0014] The installation base 2 has a base body 4 disposed on the floor surface F, and a front support leg 5 and a rear support leg 6 are erected on the base body 4 at a predetermined interval in the front-rear direction. Thus, the upper portions of the front support legs 5 and the rear support legs 6 are connected by the upper connecting portion 7. Legs 8 protrude forward and backward on the left and right sides of the base body 4, and vibration-proof members 9 are provided on the lower surfaces of the protruding end portions of the legs 8.

The seat 3 is formed in an elliptical shape in plan view, and its upper surface and outer peripheral surface are covered with a sheet material. The upper surface of the front side of the seat 3 is slightly raised, and an operation panel 10 is provided on the top of this portion. This operation panel unit 10 is provided with a switch for starting, stopping, or switching modes.

As shown in FIGS. 1 and 2, the upper connecting portion 7 of the installation base 2 is provided with a storage recess 11, and a swing device 12 for swinging the seat 3 is provided in the storage recess 11. Yes. This swinging device 1 2 rotates and reciprocates in the left-right direction around the approximate center of the seat 3 in plan view with respect to the seat 3 to moderately break the seating balance of the user sitting on the seat 3 and use it. It generates twisting movements in the waist and abdomen of the elderly. The swing device 12 also has a role of connecting the installation table 2 and the seat 3, the lower side of the swing device 12 is connected to the installation table 2 side, and the upper side of the swing device 12 is connected to the seat 3 side. It is connected.

As shown in FIGS. 2 to 5, the oscillating device 12 includes a twist mechanism 16 provided on a substrate 15 formed in a rectangular plate shape, and a drive mechanism 17 that moves the twist mechanism 16. It is composed of and. The board 15 is fixed directly in the storage recess 11! Speak.

In the description of the twist mechanism 16, the left and right in FIG. 5 are referred to as the left-right direction or the width direction, and the top and bottom in FIG. This coincides with the front-rear direction and the left-right direction in terms of the seated user power.

[Twist mechanism]

The twist mechanism 16 is installed so as to face in the left-right direction and is rotated by the drive mechanism 17, and is arranged so as to face in the front-rear direction, and supports the seat 3 with a downward force. A pair of left and right support arms 19A, 19B, a swinging means 20 that swings the pair of left and right support arms 19A, 19B as the rotary shaft 18 rotates, and a pair of left and right support arms 19A, 19B The pair of support shafts 21, 22 and the interlocking means 23 for moving the pair of support shafts 21, 22 in conjunction with the swing of the support arms 19A, 19B, and the pair of support shafts 21, 22 and the seat 3 are connected. And connecting means 24.

Specifically, the twist mechanism 16 has a pair of support frames 25, 25 that protrude from the left and right sides of the substrate 15 at a predetermined interval. The support frames 25, 25 have a substantially triangular shape in a side view, and a support bracket 26 is provided at a substantially upper center portion thereof. Between the pair of left and right support brackets 26, 26, a rotating shaft 18 facing in the left-right direction is rotatably supported via bearings 27 at both ends.

A drive mechanism 17 that rotates the rotary shaft 18 is provided on the substrate 15 in the center of the rotary shaft 18.

Specifically, a speed reducer 28 is provided at a substantially central portion of the substrate 15, and the axial central portion of the rotating shaft 18 passes through the speed reducer 28. The speed reducer 28 is a gear mechanism (not shown) including a gear case 29, a bearing that rotatably supports the rotary shaft 18 in the gear case 29, a worm wheel fixed to the rotary shaft 18 and a worm gear meshing therewith. Have. An electric motor 30 is attached to the rear of the speed reducer 28 and attached to a worm gear at the tip of its output shaft.

A right cam member 33 and a left cam member 34 (-a pair of cam members) having cam surfaces 32A inclined with respect to the rotation shaft 18 on both sides of the reduction shaft 28 in the middle of the rotation shaft 18 in the axial direction. ) Is provided. Each cam member 33, 34 has a cylindrical shape and is coaxially attached to the rotary shaft 18.

In detail, as shown in FIG. 7, the right cam member 33 and the left cam member 34 are a cylindrical inner force member 35 having an end surface formed obliquely, and a columnar inner force member 35. The external force member 36 has an end face that abuts against the end face, and both 35 and 36 are attached to each other so that the end faces come into contact with each other and screwed together to be fixed to the rotary shaft 18 so as not to be relatively rotatable. Yes. A cam surface 32A is formed on the outer peripheral surface adjacent to the end surface of the external force member 36, and the left cam member 34 and the right cam member 33 have cam surfaces 32A. The left cam member 34 and the right cam member 33 are arranged on the rotary shaft 18 so that the cam surface 32A is inclined in the same direction with respect to the rotary shaft 18.

[0020] An inner wall of a ring-shaped left boss portion 37 is slidably fitted on the cam surface 32A of the left cam member 34 via a bearing 38. Therefore, the left boss portion 37 is fitted on the left cam member 34 so as to be relatively rotatable. Further, a pair of support pieces 40 extend upward from the front and rear of the left boss portion 37 to form a left support arm 19A.

A first boss portion 41 and a second boss portion 42 each having a substantially cylindrical shape with an axial center directed in the left-right direction are provided at the front ends of the pair of support pieces 40, that is, one end portion and the other end portion of the left support arm 19A. It is attached with bolts.

[0021] At a lower portion of the left boss portion 37, a steady pin 43 is provided so as to face downward. On the other hand, a locking member 45 having an anti-sway groove 44 formed so as to face in the left-right direction is attached on the substrate 15 and below the left boss portion 37. The steady rest pin 43 is fitted in the steady rest groove 44 so as to be slidable in the left-right direction. The steadying pin 46 and the locking member 45 having the steadying groove 44 constitute a steadying means 46 that restricts the left support arm 19A from rotating along with the rotary shaft 18.

Similarly, the inner wall of the ring-shaped right boss portion 48 is slidably fitted on the cam surface 32 of the right cam member 33 via a bearing 38. For this reason, the right boss portion 48 is fitted on the right cam member 33 so as to be relatively rotatable. Further, a pair of support pieces 40 and 40 extend upward from the front and rear of the right boss portion 48 to form a right support arm 19B.

[0022] At the front ends of the pair of support pieces 40, that is, one end and the other end of the right support arm 19B, a third boss portion 49 and a fourth boss portion having a substantially cylindrical shape with the axial center facing in the left-right direction. The boss 50 is attached with bolts.

At the bottom of the right boss portion 48, a steady pin 43 is provided so as to face downward. On the other hand, a locking member 45 having an anti-sway groove 44 formed so as to face in the left-right direction is attached on the substrate 15 and below the right boss portion 48. The steady rest pin 43 is It is fitted in the female groove 44 so as to be slidable in the left-right direction. The steadying pin 46 and the latching member 45 having the steadying groove 44 constitute a steadying means 46 that restricts the right support arm 19B from rotating along with the rotary shaft 18.

The left and right boss portions 37 and 48, the left and right cam members 33 and 34, and the steadying means 46 constitute the rocking means 20 that rocks the left and right support arms 19A and 19B. Yes.

In addition, as shown in FIGS. 2, 3, and 5 to 7, the first support shaft that is substantially horizontal with the left-right direction facing between the first boss 41 and the third boss 49 described above. In detail, a columnar first cam member 51 whose axis is directed horizontally is attached to the left end portion (one end portion) of the first support shaft 21. The outer end of the first cam member 51 in the width direction has an inclined surface, and a cam surface 32B having the same inclination as the cam surface 32A formed on the left boss portion 37 is formed around it! RU A part of the inner part of the bearing 38 is fitted into the cam surface 32B, and the outer part of the bearing 38 is fitted into the inner wall formed in the first boss part 41, whereby the first cam member 51 is 1 It is configured to fit into the boss 41 so that it can rotate freely.

A cylindrical third cam member 52 having an axial center facing the horizontal direction is attached to the right end portion (the other end portion) of the first support shaft 21. The outer end of the third cam member 52 in the width direction is also inclined, and a cam surface 32B having the same inclination as the cam surface 32A formed on the right boss 48 is formed around the outer end. Te! A part of the inner part of the bearing 38 is fitted into the cam surface 32B, and the outer part of the bearing 38 is fitted into the inner wall formed in the third boss part 49, whereby the third cam member 52 is 3 The boss part 49 is configured to be pivotably fitted. Similarly, a second support shaft 22 is bridged between the second boss portion 42 and the fourth boss portion 50 so as to face in the left-right direction and be in a substantially horizontal state. Specifically, a columnar second cam member 53 whose axis is oriented in the horizontal direction is attached to the left end portion (one end portion) of the second support shaft 22. The outer end of the second force member 53 in the width direction has an inclined surface, and a cam surface 32B having the same inclination as the cam surface 32A formed on the left boss portion 37 is formed around the second force member 53. Yes. A part of the inner part of the bearing 38 is fitted into the cam surface 32B, and the outer part of the bearing 38 is fitted into the inner wall formed in the second boss part 42, so that the second cam member 53 is second. Bo It is configured to fit into the support portion 42 so as to be rotatable.

[0025] A columnar fourth cam member 54 whose axis is oriented in the horizontal direction is attached to the right end portion (the other end portion) of the second support shaft 22. The outer end of the fourth cam member 54 in the width direction is also inclined, and a cam surface 32B having the same inclination as the cam surface 32A formed on the right boss 48 is formed around the outer end. Te! A part of the inner part of the bearing 38 is fitted into the cam surface 32B, and the outer part of the bearing 38 is fitted into the inner wall formed in the fourth boss part 50, whereby the fourth cam member 54 is 4 The boss part 50 is configured to be pivotably fitted. In other words, the cam surface 32B formed on the first cam member 51 and the third cam member 52 and the cam surface 32A formed on the left cam member 34 are inclined in the same direction so as to be inclined in the same direction. 3 The cam member 52 is attached to the first support shaft 21.

[0026] The second cam member 53 is formed such that the cam surface 32B formed on the second cam member 53 and the fourth cam member 54 and the cam surface 32A formed on the right cam member 33 are inclined in the same direction. The fourth cam member 54 is attached to the second support shaft 22.

These first to fourth cam members 51, 52, 53, 54 and the first to fourth boss portions 41, 42, 49, 50 into which they are fitted constitute the interlocking means 23, and the first and second support shafts 21 , 22 can be moved in the left-right direction in conjunction with the swing of the first and second support arms 19A, 19B. The movements of the first and second support shafts 21 and 22 remain parallel to each other, and when the first support shaft 21 moves to the right, the second support shaft 22 moves to the left, and the first support shaft 21 When is moved to the left, the second support shaft 22 is moved to the right (reverse phase movement).

[0027] The first support shaft 21 and the second support shaft 22 described above are provided with connecting means 24 for connecting the seat 3 and the twist mechanism 16.

The connecting means 24 includes a pair of left and right first support pins 60, 60 provided so as to face upward with respect to the first support shaft 21, and left and right provided with respect to the second support shaft 22. A pair of second support pins 61, 61 are provided.

Further, the pair of left and right first support pins 60, 60 are fitted with downward force, and the pair of left and right first support pins 60, 60 are rotatably connected to the front lower surface of the seat 3 about the vertical axis. The first connecting member 62 and the pair of left and right second support pins 61, 61 are fitted with downward force, and the pair of left and right second support pins 61, 61 are vertically connected to the lower surface of the rear part of the seat 3. Around And a second connecting member 63 that is pivotally connected to the second connecting member 63.

[0028] Specifically, a pair of left and right first support members 64, 64 fitted around the first support shaft 21 so as to rotate is provided in the middle in the left-right direction of the first support shaft 21. Yes. The first support members 64 and 64 have a substantially cubic shape. On the upper surfaces of the first support members 64, 64, first support pins 60, 60 are provided so as to face upward.

A pair of left and right second support members 65, 65 that are rotatably fitted around the second support shaft 22 are provided in the middle in the left-right direction of the second support shaft 22. The second support members 65 and 65 have a substantially cubic shape. Second support pins 61 and 61 are provided on the upper surfaces of the second support members 65 and 65 so as to face upward.

On the other hand, as shown in FIGS. 2 and 6, a first attachment member 66 is provided so as to hang down on the lower surface of the seat 3 on the front side. A first connecting member 62 is connected to a lower portion of the first mounting member 66 so as to be rotatable about a vertical axis. Specifically, one of the connecting pins 67 facing in the vertical direction is fitted into the lower portion of the first mounting member 66, and the other of the connecting pins 67 is the upper surface of the first connecting member 62 and is the center in the width direction. The unit is pivotably fitted into the part. In the present embodiment, a sliding ring 68 is sandwiched between the first mounting member 66 and the first connecting member 62. On the lower surface of the first connecting member 62 on both sides in the width direction, a pair of insertion holes 69, 69 are provided that face in the vertical direction. The first support pins 60, 60 described above are rotatably fitted in the insertion holes 69, 69, respectively.

[0030] Similarly, a second attachment member 70 is provided on the lower surface of the seat 3 on the front side so as to hang down. The second connecting member 63 is connected to the lower portion of the second mounting member 70 so as to rotate about the vertical axis. Specifically, one of the connecting pins 67 facing the vertical direction is fitted into the lower part of the second mounting member 70, and the other of the connecting pins 67 is the upper surface of the second connecting member 63 and rotates to the center in the width direction. It fits freely. In the present embodiment, a sliding ring 68 is sandwiched between the second mounting member 70 and the second connecting member 63. A pair of insertion holes 69, 69 are provided on the lower surface of the second connecting member 63 on both sides in the width direction so as to face in the vertical direction. In the insertion holes 69, 69, the above-mentioned second support pins 61, 61 are respectively fitted rotatably.

[0031] In this manner, forces such as the first and second support pins 60 and 61 and the first and second connecting members 62 and 63 are also configured. The seat 3 is connected to the twist mechanism 16 via the connecting means 24.

[Mode of operation]

The operation mode of the seated exercise apparatus 1 having the above-described configuration is as follows. First, the user sits in a posture that straddles the seat 3, and uses the operation panel section 10 to turn on the start switch.

[0032] Then, the electric motor 30 of the drive mechanism 17 rotates, rotates the worm wheel via the worm gear, and rotationally drives the rotary shaft 18.

Accordingly, the right cam member 33 and the left cam member 34 attached to the rotary shaft 18 rotate, and the left support arm 19A and the right support arm 19B try to rotate in the same direction. However, since the steady pin 43 provided at the lower part of the boss portions 37 and 48 is fitted in the steady stop groove 44 of the locking member 45, the accompanying rotation is restricted.

The cam surfaces 32A formed on the right cam member 33 and the left cam member 34 are inclined in the same direction with respect to the rotary shaft 18, and the steady pin 43 slides left and right along the steady rest groove 44.

Is possible. For this reason, as the rotary shaft 18 rotates, the left support arm 19A and the right support arm 19B move in the same phase from side to side. That is, when both the first boss portion 41 and the third boss portion 49 move to the left side, both the second boss portion 42 and the fourth boss portion 50 move to the right side. Conversely, when both the first boss portion 41 and the third boss portion 49 move to the right side, both the second boss portion 42 and the fourth boss portion 50 move to the left side.

[0033] Since the left support arm 19A and the right support arm 19B perform such a movement, as shown in FIG. 5, the first support shaft 21 and the second support shaft 22 are parallel to each other in the left-right direction. While maintaining the state, when one of the support shafts 21 and 22 moves to the right, the other support shafts 22 and 21 reciprocate so as to move to the left.

Along with this movement, a pair of left and right first support pins 60, 60 provided to face upward with respect to the first support shaft 21 and provided to face upward with respect to the second support shaft 22. The pair of left and right second support pins 61, 61 move in opposite phases in the left-right direction. The first and second connecting members 62 and 63 into which the support pins 60 and 61 are inserted in the loosely fitted state also move in the left-right direction in opposite phases. [0034] Therefore, the seat 3 is connected to the first and second connecting members 62, 63 so as to be rotatable about the vertical axis, and the reciprocating motion of the seat 3 is reciprocating in the left-right direction around the center in plan view. It comes to do.

Therefore, the user seated in the seat 3 is given a movement that twists the waist and abdomen and is also given a movement that causes a loss of balance. For this reason, muscles of each part of the body can be strengthened and the sense of balance can be strengthened. As a result, health promotion such as diet can be promoted.

The present invention is not limited to the above embodiment.

[0035] For example, the first and second support pins 60 and 61 constituting the connecting means 24 may not be provided as a pair, but may each be one.

Industrial applicability

The present invention can be suitably used as a seating type exercise apparatus or a balance training apparatus that swings the seat while the user is seated on the seat and gives a balance movement to the user. Monkey.

Claims

The scope of the claims

[1] An installation base installed on the floor, a seat provided above the installation base, and a seat provided between the installation base and the seat and left and right with respect to the center of the seat in plan view A seat type exercise apparatus comprising: a twist mechanism that reciprocates in a direction; and a drive mechanism that drives the twist mechanism.

[2] The twist mechanism is constructed so as to face in the left-right direction and is rotated by the drive mechanism, and a pair of left and right support arms that are arranged to face in the front-rear direction and support the seat downward. And a swinging means for swinging the pair of left and right support arms, a support shaft spanned between the pair of left and right support arms, and swinging of the support arm with the support shaft. The seating type exercise apparatus according to claim 1, further comprising: interlocking means for moving in conjunction with the connecting means; and connecting means for connecting the support shaft and the seat.

[3] The left support arm has a first boss portion and a second boss portion at one end and the other end thereof,

The right support arm has a third boss portion and a fourth boss portion at one end and the other end thereof,

The support shaft includes a first support shaft spanned between the first boss portion and the third boss portion, and a second support shaft spanned between the second boss portion and the fourth boss portion. And

When the first boss part and the third boss part move to the left side, the swinging means moves the second boss part and the fourth boss part to the right side, and the first boss part and the third boss part to the right side. The pair of left and right support arms are coupled to a rotating shaft so that the second boss and the fourth boss move to the left when moved,

The interlocking means moves the first support shaft and the second support shaft to the left and right in synchronization with a pair of left and right support arms,

The connecting means connects the first support shaft and the front portion of the seat so as to be rotatable around the vertical axis, and connects the second support shaft and the rear portion of the seat so as to be rotatable around the vertical axis. The seated exercise device according to claim 2.

[4] The swinging means includes a pair of left and right cam members having cam surfaces fixed to a midway portion in the axial center direction of the rotating shaft and having a cam surface inclined in the same direction with respect to the rotating shaft. A pair of left and right bosses provided in the middle of the holding arm and slidably fitted on the cam surfaces of the pair of left and right cam members, and a pair of left and right support arms provided at the bottom of the pair of left and right bosses rotate. 4. The seating type exercise apparatus according to claim 3, further comprising a steadying means for restricting rotation along with the shaft.

[5] The steadying means includes a steadying pin projecting from a lower part of the pair of left and right bosses, and a steadying pin formed so that the steadying pin is slidably fitted and faces left and right. 5. The seated exercise device according to claim 4, further comprising a groove.

[6] The interlocking means is provided at one end portion of the first support shaft and fitted into the first boss portion, and provided at the other end portion of the first support shaft and fitted into the third boss portion. A third cam member to be inserted, a second cam member provided at one end portion of the second support shaft and fitted into the second boss portion, and provided at the other end portion of the second support shaft to the fourth boss portion. A fourth cam member to be fitted,

The first cam member and the third cam member are attached to a first support shaft such that a cam surface formed on the cam member and a cam surface of the pair of left and right cam members are inclined in the same direction, The second cam member and the fourth cam member are attached to the second support shaft such that the cam surface formed on the cam member and the cam surfaces of the pair of left and right cam members are inclined in the same direction. The seated exercise device according to claim 3.

[7] The connecting means includes a pair of first support pins provided so as to face upward with respect to the first support shaft, and a pair of second supports provided so as to face upward with respect to the second support shaft. The pin and the pair of first support pins are fitted with downward force and are connected between the pair of first support pins so as to be rotatable about the vertical axis with respect to the front lower surface of the seat! The member and the pair of second support pins are fitted with downward force and are connected between the pair of second support pins so as to be rotatable about the vertical axis with respect to the rear lower surface of the seat! The seating type exercise apparatus according to claim 3, further comprising a connecting member.