WO2019132127A1

WO2019132127A1 - Foldable portable chair

Info

Publication number: WO2019132127A1
Application number: PCT/KR2018/005513
Authority: WO
Inventors: 김성권
Original assignee: 주식회사 카라신
Priority date: 2017-12-26
Filing date: 2018-05-14
Publication date: 2019-07-04

Abstract

A foldable portable chair is disclosed. One embodiment comprises: a chair main body comprising a frame which supports the load of a user and is folded or unfolded, and a seat part detachably coupled to the frame, wherein a straight cross bar is formed at the frame; and a leg support part having a fastening part detachably coupled to the straight cross bar of the chair main body, an extended bar connected to the fastening part and formed at a predetermined length, and a pad formed at the end portion of the extended bar so as to allow legs to be put thereon. Therefore, the weight and the volume can be reduced so as to facilitate carrying and storage, the risk of losing respective components is eliminated, installation is facilitated, and when a user uses the chair, all of the back, the neck and the legs can be held up and supported such that positioning can be comfortable.

Description

Folding portable chairs

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a foldable portable chair, and more particularly, to a foldable portable chair that can be carried outdoors and is easy to install and store.

Unless otherwise indicated herein, the contents set forth in this section are not prior art to the claims of this application and are not to be construed as prior art to be included in this section.

Many employers work on weekends, enjoying the stress and fatigue they have accumulated through various activities such as leisure and hobbies.

In addition, outdoor activities such as camping, mountain climbing and fishing are gradually increasing as a hobby activity, and various items related to the activity are being released.

On the other hand, depending on the size and application of the product, it is inconvenient to carry when the weight is heavy, so that it is lightweight and convenient for outdoor activities.

Portable chairs in the outdoors are sturdy and lightweight for outdoor activities, so they are easy to carry and install, and users can sit and relax comfortably.

Conventional portable chairs are divided into folding type folding chairs and folding each frame to connecting members. Folding portable chairs can reduce the volume by folding each frame, but they are heavy and do not fold in the longitudinal direction of the frame. And difficulty in moving.

Korean Patent Publication No. 10-2014-0055906 discloses a portable chair as a conventional technology.

Prior art relates to a portable chair that is portable, easy to install, and provides comfort to the user during outdoor activities.

However, the conventional portable chair is only for easy carrying, and the backrest allows the user to lean back when using the chair, but the user who uses the chair does not have a neckrest, and the user is rested.

In addition, in the case of leisure activities such as fishing, which are required to sit for a long time, the legs are bent for a long time and fatigue of the legs is increased.

The contents are lightweight, easy to carry and easy to store, no bulky parts, no risk of losing each part, easy to install, and a foldable portable chair that allows users to rest their legs when they are seated It has its purpose.

The object of the above-described embodiment is achieved by a chair body comprising a frame which supports a load of a user and is folded or unfolded, and a seat part detachably coupled to the frame, wherein a frame has a straight horizontal bar; A leg supporting part connected to the fastening part and having an extension bar formed to a predetermined length and a pad formed at an end of the extension bar and having a pad for placing a person's leg; The foldable portable chair comprising:

According to an embodiment of the present invention, the fastening part is formed with a coupling part to which one end of the extension bar is coupled at one side and an arc-shaped clamp with one side opened at the other side so as to be interference with the outer circumferential surface of the straight horizontal bar.

According to one embodiment, the extension bar is characterized in that the second rod having a small diameter is fitted and coupled to the first rod having a large diameter so that the length can be adjusted.

According to the disclosed embodiment, it is possible to reduce weight and volume to facilitate carrying and storage, to avoid the risk of losing parts and to facilitate installation, to support the user's back and neck during sitting, There is an effect that the posture can be relaxed because it can be opened and put up.

1 is a perspective view showing a foldable portable chair according to a first embodiment,

2 is an exploded perspective view of a foldable portable chair according to the first embodiment,

3 is a partially enlarged view showing a foldable portable chair according to the first embodiment,

4 is a partially enlarged view showing the folding operation of the folding portable chair according to the first embodiment,

5 is a perspective view showing a foldable portable chair according to the second embodiment,

FIG. 6 is a perspective view of a foldable portable chair according to a second embodiment of the present invention,

7 is a rear perspective view of the foldable portable chair according to the second embodiment,

8 is a side view showing a folding portable chair according to the second embodiment,

9 is a perspective view showing the operation of the 'sixth connecting member 600' in the foldable portable chair according to the second embodiment,

10 is a perspective view showing the operation of the 'third connecting member 300' in the foldable portable chair according to the second embodiment,

11 is a perspective view showing the operation of the 'second connecting member 200' in the foldable portable chair according to the second embodiment.

Hereinafter, various embodiments will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a foldable portable chair according to a first embodiment, FIG. 2 is an exploded perspective view of the foldable portable chair according to the first embodiment, and FIG. 3 is a partial enlarged view of the foldable portable chair according to the first embodiment. Fig. 4 is a partially enlarged view showing a folding operation of the folding portable chair according to the first embodiment. Fig.

The foldable portable chair A1 according to the first embodiment is constituted by a frame 22 which supports the load of the user and which is folded or unfolded and a seat portion 24 detachably coupled to the frame 22, A chair main body 2 on which a straight horizontal bar 26 is formed; A fastening portion 42 detachably coupled to the straight horizontal bar 26 of the chair body 2, an extension bar 44 connected to the fastening portion 42 and formed to a predetermined length, And a leg supporting portion 4 formed at an end of the leg portion 4 and having a pad 46 for placing a human leg thereon.

The chair main body 2 is formed to be carried and installed for outdoor activities or leisure activities, and folded and stored in a minimum volume after use.

The frame 22 has a front leg 221 and a rear leg 222 which are supported on the ground at a predetermined interval and a back support 223 and a left support 224 which are inclined upward are spaced apart from each other And a connecting member 3 to be connected thereto.

The connecting members 3 are spaced apart from each other by a predetermined distance and are disposed on both sides of the connecting member 3. The connecting members 3 are connected to each other by a straight horizontal bar 26 so as to connect the connecting members 3 horizontally.

The seat portion 24 is formed with first fitting holes 241 on both sides of the upper portion thereof so as to fit the end portions of the backrest support 223 and has second fitting holes 242 Are formed on both sides.

The seat portion 24 is made of a mesh material so as to have air permeability, and may be partially formed of a cushioning material.

The connecting member 3 is formed such that the first fitting portion 31 is symmetrically formed on both sides downward so that the front leg 221 and the rear leg 222 are fitted together,

The second fitting portion 32 is formed upward so that the backrest support 223 and the seat support 224 are fitted to each other.

The front leg 221, the rear leg 222, the back support 223 and the seat support 224 are each provided with a flexible strap L in which a first fitting portion 31 and a second fitting portion 32 Even if the front leg 221, the rear leg 222, the back support 223 and the seat support 224 are separated from each other, the connection member 3 and the elastic strap L are connected to each other, Can be prevented.

The first fitting portion 31 of the connecting member 3 is formed so that the first fitting portion 311 and the first fitting portion 312 are inclined rearward so that the rear leg 222 can be selectively engaged A first-first fitting hole 311 is formed on the upper portion, and a first-second fitting hole 312 is formed on the lower portion.

3, the rear leg 222 has a stretchable strap L therein to selectively engage the first-first insertion hole 311 and the first-second insertion hole 312, And when the rear leg 222 is engaged with the first-first fitting hole 311, the inclination angle of the seat 24 is inclined further backward, and the height can be changed.

The leg supporting portion 4 is spaced apart from the front of the chair body 2 so that the leg supporting portion 4 can be rested on the leg supporting portion 4 while the leg is seated in the

seat portion

24, 42, an extension bar 44, and a pad 46.

The fastening part 42 is formed with a fastening part 421 to which one end of the extension bar 44 is coupled and an arc-shaped clamp 422 having one side opened to make interference with the outer peripheral surface of the straight horizontal bar 26 Is formed.

The engaging portion 421 is formed in a cylindrical shape and is engaged with the second hook 442 of the extending bar 44.

The clamp 422 is formed in an arcuate shape so as to open the lower portion thereof, is fitted to the outer circumferential surface of the horizontal bar 26, and is clamped by an elastic force, so that a clamping force can be exerted.

The extension bar 44 can be adjusted in length by fitting a second rod body 442 having a small diameter into the first rod body 441 having a large diameter.

That is, the first rod 441 and the second rod 442 are fitted to each other and the second rod 442 having a relatively small diameter is inserted into or drawn out of the first rod 441, Can be adjusted.

4, a locking member 5 may be further provided to adjust the length of the first and

second hooks

441 and 442 of the extension bar 44 and to temporarily fix the length thereof.

The locking member 5 includes a tightening member 52 symmetrically formed on both sides of the outer periphery of the inlet of the first member 441, a bolt 53 threaded through both tightening members 52, And a lever 54 hingedly connected to one end of the lever 54 to be in tight contact with or spaced from the one fastening member 52. The lever 54 can be locked and the second hook 442 can be fixed.

On the other hand, the sixth connecting member 600 is coupled to the other end of the first hook 441 of the extension bar 44.

A plurality of upward supporting bars 830 are formed on the sixth connecting member 600 and the pads 46 are coupled to the plurality of upward supporting bars 830.

A plurality of auxiliary legs 840 are formed under the sixth linking member 600 so as to be supported on the ground.

The sixth linking member 600 includes a third engaging portion 603 facing upward and a fourth engaging portion 604 formed parallel to the extending bar 44 to selectively engage the upward support bar 830, A first engaging portion 601 facing the ground and a second engaging portion 602 formed to be parallel to the extending bar 44 are formed so that the auxiliary legs 840 can be selectively engaged.

As shown in FIG. 4, the auxiliary leg 840 is coupled to the third coupling portion 603 and coupled to the upper portion. When the auxiliary leg 840 is folded, the auxiliary leg 840 is coupled to the fourth coupling portion 604, (44).

The auxiliary leg 840 is coupled to the first engaging portion 601 so as to be supported on the ground and the auxiliary leg 840 is coupled to the second engaging portion 602 when folded, .

The elastic straps L are embedded in the upper support bar 830 and the auxiliary leg 840 to selectively engage and disengage the first to fourth engaging portions 601 to 604.

The operation of the first embodiment will now be described.

The frame 22 is opened to stand the chair body 2 on the ground.

The seat portion 24 is then engaged with the backrest support 223 of the frame 22 of the chair body 2 and the seat support 224.

The fastening portion 42 of the leg supporting portion 4 is engaged with the straight horizontal bar 26 of the chair body 2 and the extension bar 44 is set to an appropriate length, The sixth linking member 600 is engaged.

The upper support bar 830 is inserted into the upper part of the sixth linking member 600 and the upper part of the sixth linking member 600 is supported by the support leg 840 and the upper support rod 830, do.

Thereafter, after the user is seated on the seat portion 24, the user's legs can be unfolded and put on the pad 46.

On the other hand, as shown in Figs. 5 and 6, the foldable portable chair A2 according to the second embodiment is portable, installed and used for outdoor activities or leisure activities, folded to a minimum volume after use, A first connecting member 100 connected to one side of the first connecting member 100 by a first frame 130 so as to be inclined upwards and a rear supporting rod 110 facing upward And a front leg 320 connected to the other side of the first linking member 100 by a second frame 310 and supported on the ground are formed at the lower part of the first linking member 100, A frame body F constituted by a third linking member 300 having the first and second linking

members

330 and 330 formed thereon; A seat portion 700 composed of a backrest 720 coupled to the rear support rod 110 of the first connection member 100 and a seat 730 coupled to the front support rod of the third connection member 300; And a leg supporting part 800 formed on the front of the seat part 700 and capable of placing a person's legs thereon.

8, the first connection member 100 is formed symmetrically on both sides of the first fitting portion 150 downward so that the rear leg 120 is fitted.

And a second fitting portion 140 is formed at a front portion of the second frame 310 to which one end of the second frame 310 is fitted.

And a third fitting portion 160 to which one end of the first frame 130 is fitted is formed in an upward sloping manner on the rear side.

The first fitting part 150 is formed with a first fitting part 151 and a second fitting part 152 so that the rear part 120 can be selectively engaged.

The first to-1 fitting hole 151 is formed on the upper portion of the first-second fitting hole 152, so that the height of the rear fitting 120 is reduced when the rear fitting 120 is engaged with the 1-1 fitting hole 151.

The rear leg 120 has a stretchable strap L in its inside and is stretchable and contractible with the first fitting part 150 so that it is inserted into either the first fitting part 151 or the first fitting part 152 Can be combined.

The second connecting member 200 includes a fourth fitting portion 240 to which the first frame 130 is connected and a sixth fitting portion 260 to which the head supporting bar 910 to be described later is connected. And an eighth fitting portion 280 is formed which is coupled to the two rear support rods 110 so as to face upward while having a predetermined angle of incidence.

The eighth fitting portion 280 is formed by an 8-1 fitting hole 281 directed upward and an 8-2 fitting hole 282 directed toward the first frame 130.

Therefore, the rear support rod 110 has a stretchable strap L built therein and is stretchable and contractible with the eighth fitting portion 280 so that the eighth fitting portion 281 or the eighth fitting portion 282 Lt; / RTI >

5 and 8, the third linking member 300 has a fifth engaging portion 350 formed at one side thereof to be engaged with the second hooking body 822 of the extending bar 820, A sixth engaging portion 360 coupled to the second frame 310 is formed on the other side and a seventh engaging portion 370 coupled to the front supporting bar 330 is formed symmetrically on both sides of the sixth engaging portion 360.

A stopper 390 is formed in the fifth engaging portion 350 to hold and fix the inserted end of the second hook body 822.

The stopper 390 is composed of a lever 391 hinged to the outside of a fifth engaging part 350 formed with a protrusion 393 on one side and a spring 392 on the other side, A groove 825 is formed at the end of the second rod member 822 so that it can be fixed when the projection 393 is inserted into the groove 825. [

The seventh engaging portion 370 is formed with a first folding groove portion 371 cut at one side so as to be able to fold the front support bar 330 in parallel with the second frame 310, 8 engaging portions 380 are symmetrically formed on both sides of the lower portion.

The eighth engaging portion 380 is formed with a second folding groove portion 382 at one side so that the front leg 320 can be folded in parallel with the second frame 310.

The front support bar 330 and the front leg 320 are formed with an elastic strap L therein and can be separated and joined by the expansion and contraction action of the elastic strap L, And the eighth coupling portion 380, respectively.

10, the front support bar 330 may be detached from the seventh engaging portion 370 and then folded back to be close to the second frame 310. As shown in Fig.

The front leg 320 is separated from the eighth engaging part 380 and then inserted into the first folding groove part 371 and folded back to be close to the second frame 310.

Thus, the front support bar 330 and the front leg 320 can be brought into close contact with the second frame 310, thereby minimizing the volume when folded.

5, the leg supporting portion 800 includes an extending bar 820 coupled to the third connecting member 300 to be upwardly formed, and a leg supporting portion 820 formed on the end portion of the extending bar 820, A sixth connecting member 600 having an upward supporting rod 830 formed thereon and a supporting leg 840 formed to face downward and supported on the ground; And a pad 850 coupled to the upper support rod 830 to support the legs.

The extension bar 820 of the leg support part 800 is formed by connecting a plurality of hooks, and is preferably formed to be adjustable in length.

The extension bar 820 includes a first hook body 821 having an inlet formed at one side thereof and a second hook body 822 inserted into the inlet of the first hook body 821. In this embodiment, And a locking member 860 for adjusting the combined length of the first hook body 821 and the second hook body 822.

6 and 9, the locking member 860 includes a tightening member 861 symmetrically formed on both sides of the outer periphery of the inlet of the first hook body 821 and a fastening member 861 penetrating the both fastening members 861, And a lever 864 hinged to one end of the bolt 862 and the bolt 862 so as to be in tight contact with or spaced from the one tightening member 863. The lever 864 is operated to lock the second hook 822, So that it can be fixed.

The first barrel 821 and the second barrel 822 are fitted to each other and the second barrel 822 having a relatively small diameter is inserted into or drawn out of the first barrel 821, Can be adjusted.

9, the sixth linking member 600 includes a third engaging portion 603 facing upward to selectively engage the upward support bar 830, and a third engaging portion 603 extending upwardly from the fourth linking member 600, A coupling portion 604 is formed on the upper portion,

A first engaging portion 601 facing the ground and a second engaging portion 602 formed to be parallel to the extending bar 820 are formed to selectively engage the auxiliary legs 840.

9, the auxiliary leg 840 is coupled to the third coupling portion 603 and coupled to the upper portion. When the auxiliary leg 840 is folded, the auxiliary leg 840 is coupled to the fourth coupling portion 604, (820).

The auxiliary leg 840 may be coupled to the first coupling portion 601 to be supported on the ground and the auxiliary leg 840 may be coupled to the second coupling portion 602 to be parallel to the extending bar 820 .

And further includes a headrest 900 connected to the second linking member 200.

The headrest 900 includes a head support 910 connected to the second connection member 200 and formed to be inclined upward; A fifth connecting member 500 coupled to an upper portion of the head support 910 and spaced apart from both sides by a predetermined angle to form a 9a coupling hole 510 and a 9b coupling hole 520; A fourth frame 530 coupled to the ninth coupling portion 510 and the ninth coupling portion 520, respectively, to be upwardly inclined; And a head supporting pad 540 coupled to an end of the fourth frame 530.

A fitting portion 502 into which the head support 910 is inserted is formed in a lower portion of the fifth linking member 500 and a 9a coupling portion 510 and a 9b coupling portion 520 are formed to be upwardly symmetrical on both sides do.

The fourth frame 530 is coupled to the ninth coupling portion 510 and the ninth coupling portion 520 so that the two fourth frames 530 are formed to have a predetermined angle?

The fourth frame 530 has a stretchable strap L formed therein and the fourth frame 530 is elastically stretchable by the stretching action of the stretchable strap L so that the ninth engagement portion 510 or the ninth engagement portion 520 ). &Lt; / RTI >

The ninth coupling hole 520 is formed parallel to the head support 910. Therefore, when the fourth frame 530 is coupled to the 9b coupling aperture 520, the volume of the fourth frame 530 can be reduced because it is in close contact with the head support 910 in parallel.

The length adjusting means 230 includes a length adjusting means 230 for adjusting the length of the coupling between the second linking member 200 and the head support 910. The length adjusting means 230 is similar to the locking member 860 described above.

7 and 8, the length adjusting means 230 includes a tightening member 232 formed symmetrically on both outer circumferential sides of the coupling hole of the second linking member 200 into which the one side of the head support 910 is inserted, A bolt 233 threaded through the two fastening members 232 and a lever 234 hinged to one end of the bolt 233 and being in tight contact with or spaced from the one fastening member 232, And the lever 234 is locked so that the head support 910 can be fixed.

The operation of the second embodiment will now be described.

The seat portion 700 is separated from the front support bar 330 and the rear support bar 110 and folded and stored separately.

The front legs 320 and the rear legs 120 are pulled out from the third linking member 300 and the first linking member 100 and are brought into close contact with the second frame 310 to be folded.

After separating the head support pad 540, the headrest 900 is pulled out from the fifth linking member 500 and inserted into the 9b coupling hole 520 to be brought into close contact with the head support 910.

The pad 850 of the leg supporter 800 is separated from the upward supporting rod 830 and the auxiliary leg 840 and the upward supporting bar 830 are pulled out and brought into close contact with the extending bar 820 to be folded.

The extension bar 820 is then reduced to a minimum length.

The folded frame body F is put into a bag, and the seat portion 700, the head support 910 and the pad 850 are folded and stored in a bag.

[Description of Symbols]

100: a first connecting member 130; The first fitting portion

140: second fitting part 150: third fitting part

200: second connecting member 230; Length adjusting means

232: tightening member 233; volt

234; Lever 300: third connecting member

600; Sixth connecting member 603: third connecting portion

700: seat portion 800; Leg support

820; Extension bar 830: upward support bar

840; Secondary bridge 850; pad

860; Locking member 900: Headrest

910: Head support

Claims

A chair body including a frame folded or unfolded, and a seat portion coupled to the frame;

An extension bar connected to the coupling unit and formed to have a predetermined length; a leg supporting part formed with a pad on the extension bar;

Wherein the foldable portable chair comprises:
The method according to claim 1,

Wherein the fastening portion is detachably coupled to the straight horizontal bar formed on the frame.
3. The method of claim 2,

The fastening portion

A coupling portion to which one end of the extension bar is coupled is formed at one side,

And an arc-shaped clamp which is formed on the other side and is open at one side so as to be detained in the outer peripheral surface of the straight horizontal bar.
The method according to claim 1,

Wherein the elongated bar is configured such that a second rod having a small diameter is fitted and coupled to the first rod having a large diameter so that the length can be adjusted.
3. The method of claim 2,

The frame includes:

And a connecting member which is coupled with the back support and the left and right plate supports spaced apart from each other by a predetermined distance, the front and rear legs being supported on the ground at predetermined intervals,

The connecting members are spaced apart from each other,

Wherein the straight horizontal bars are coupled to connect the connecting members on both sides horizontally.
6. The method of claim 5,

The connecting member includes:

A first fitting portion is formed downward so that the front leg and the rear leg are fitted together,

And a second fitting portion is formed upward so that the backrest support and the seat plate support are fitted to each other.
The method according to claim 6,

Wherein the front leg, the rear leg, the back support, and the seat support are formed with elastic straps so that they can be engaged with or separated from the first or second fittings.
The method according to claim 6,

The first fitting portion of the connecting member is formed so that the first fitting hole and the first fitting hole are inclined rearward so that the rear leg can be engaged,

Wherein the first fitting hole is formed on the upper portion and the second fitting hole is formed on the lower portion.
5. The method of claim 4,

And a sixth connecting member coupled to the other end of the first hook of the extension bar,

Wherein the pad is coupled to a plurality of upward support rods formed on an upper portion of the sixth linking member.
10. The method of claim 9,

And a supporting leg is formed at a lower portion of the sixth connecting member so as to be supported on the ground.
11. The method of claim 10,

The sixth connection member

A third coupling portion facing upward to selectively connect the upper support rods,

A fourth engaging portion formed to be parallel to the elongated bar,

A first engaging portion facing the ground to selectively engage the auxiliary legs and a second engaging portion formed to be parallel to the elongated bar.
12. The method of claim 11,

Wherein the upper support bar and the auxiliary legs have elastic straps incorporated therein so that they can be selectively engaged and disengaged from the first to fourth engagement portions.
It is portable, installed and used for outdoor activities or leisure activities,

A second connecting member connected to one side of the first connecting member by a first frame so as to be inclined upwardly and having a rear supporting rod facing upwardly and a second connecting member connected to the other side of the first connecting member, And a third connecting member connected to the second frame and having a front leg supported on the ground and a front supporting bar formed on an upper portion thereof;

A seat portion constituted by a backrest coupled to a rear support rod of the first connection member and a seat plate coupled to a front support rod of the third connection member;

And a leg supporting part formed on the front of the seat part to mount a leg,

The leg-

A sixth connecting member having an upwardly extending extension bar coupled to the third connecting member, an upwardly directed support bar formed at an end of the extended bar and facing upwardly, ;

A pad coupled to the upward support bar to support the leg;

Wherein the foldable portable chair comprises:
14. The method of claim 13,

The third connecting member

A fifth engaging portion to which the second bar of the extension bar is engaged, a sixth engaging portion to which the second frame is engaged, and a seventh engaging portion to which the forward support bar is engaged,

A stopper for fixing the inserted end of the second hook body is formed in the fifth engagement portion,

Wherein the stopper includes a lever hinged to the outside of a fifth engagement portion formed with a projection on one side and supported by a spring on the other side.
And a leg supporting part connected to the coupling part and having a predetermined length, and a leg supporting part formed with a pad on the extended bar,

The fastening portion

A coupling portion to which one end of the extension bar is coupled is formed at one side,

And an arc-shaped clamp which is formed on the other side and is open at one side so as to be detained in the outer peripheral surface of the straight horizontal bar.
And a leg support portion formed at a front portion of the seat portion and capable of placing a human leg,

The leg-

A pad coupled to the upper support bar; an upper support rod formed at an end of the extension bar and formed to face upward;

A subsidiary leg formed to face downward and supported on the ground;

A stopper formed at an engagement portion of the seat portion for fixing the inserted end of the extension bar,

Wherein the stopper includes a lever having a projection on one side and a spring supported on the other side and hinged to the outside of the coupling portion.