KR101334810B1 - Buried-type bath stool system - Google Patents

Abstract

The present invention provides a buried chair system that can be stored in the apron of the bathtub or the inner wall of the bathtub, or the wall of the bathroom, in particular the wall of the shower booth to increase the space efficiency of the bathroom and to beautify the beauty of the bathtub. The bathtub storage chair system is composed of a chair part, a support part connected to the chair part to support the chair part, and an apron or a wall of a bathroom for accommodating the chair part and the support part, and the chair part is slidable to the apron or the wall. It is characterized in that the connection.

Description

Buried-type bath stool system

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a buried chair system, and more particularly, to a buried chair system installed in apron or a tub inner wall of a bathtub or a wall of a bathroom to be withdrawn only when used.

As Korean society changed to advanced society structure, the family living environment changed significantly. For example, conventional toilets have disappeared, flush toilets have been introduced, and many bathrooms with bathtubs have been introduced at home. In particular, in response to the trend that houses and apartments and villas are turned into aggregates, the introduction of bathrooms with bathtubs has become popular.

Unlike western bathing culture, where you take a shower or bath with water and soak in it, in Korea, you often wash your body outside the bath with water in the bath rather than with a bath. In such cases, you will have a bath chair to sit outside the tub and wash your body.

However, in the case of a large flat apartment bathroom, the bathroom area is large, so that even if a chair is provided, the bathroom is hardly narrowed. However, in a small flat apartment building or a villa, the bathroom area is narrow. In the case of a villa, many facilities such as a washing machine are provided in a bathroom, and thus, when a bath chair is provided in the bathroom, there is a problem of restricting a range of activities of a person in the bathroom.

Currently, a known product for attaching a chair to a bathroom tub is not formed integrally with the bathtub as a baby, but is detachably attached to an adult bathtub as needed, and an adult chair is installed to protrude from the bottom of the bathtub. However, in the prior art, since the chair is installed inside the bathtub, the chair may be used outside the bathtub, and when the chair is installed to protrude from the bottom of the bathtub, the user may not comfortably use the bathtub.

Therefore, the chair is installed on the outside of the bathtub, in particular on the apron or inside the bathtub, or on the wall of the bathroom so that the chair can be utilized when needed, and when the chair is not needed, the chair is mounted on the bathtub or wall. It would be desirable to provide a buried chair system that can increase the space utilization of the bathroom and also increase the utility of the bathtub.

Accordingly, the applicant has applied for a buried chair system with the same as the present invention. However, in the present application, the chair part of the embedded chair system is connected to the apron of the bathtub, the inner wall of the bathtub, or the wall of the bathroom by using the connecting rod. There may be times when you cannot fully support it.

Therefore, it would be more desirable to provide a bathtub retractable chair system that is simple in structure and capable of sufficiently supporting a person's weight.

An object of the present invention is to provide a bath storage chair system that can be stored in the apron or the inner wall of the bathtub to increase the space efficiency of the bathroom and to beautify the beauty of the bathtub.

In order to achieve the object of the present invention, the buried chair system according to the first embodiment of the present invention is a chair portion, a support portion connected to the chair portion to support the chair portion, an apron of the bath housing the chair portion and the support or It is made of a wall of the bathroom, characterized in that the chair portion is slidably connected to the apron or the wall.

In the first embodiment of the present invention, the chair portion is formed with an opening for connecting with the support, the inner wall of the opening is formed with a connection groove for connecting with the support, the upper side of the chair is movable to an apron or bathroom wall Guide pins are formed for connection, and the support portion has a protrusion having a shape that matches the opening, and is formed at one end, and both ends of the protrusion are rotatably inserted into the connecting groove to form a protrusion for connection with the chair portion. Rotation pins are rotatably connected to the apron or the bathroom wall on both sides of the lower end of the support, and the apron or the bathroom wall is provided with a space for accommodating the chair and the support. A guide groove for guiding the guide pin of the chair portion is formed, and also below the side wall in the space portion. In the rotation groove rotates the pin of the supporting insert is formed, it characterized in that the chair carried by the support portion when expanded out of the chair parts of the apron or the bathroom wall.

In the first embodiment of the present invention, the inner wall of the opening instead of forming a connection groove for connecting with the support portion to form a slide groove, the protruding end of the support portion is slidably inserted into the slide groove on both sides of the chair Characterized in that it forms a projection for connection with the part.

In order to achieve the object of the present invention, the buried chair system according to a second embodiment of the present invention is made of a chair portion and a support for supporting the chair portion, and a wall of an apron or bathroom to accommodate the chair and the support portion, The chair portion is characterized in that the seating portion for the seating of the person, and the coupling groove is formed on the back of the seating portion for coupling with the support.

In the second embodiment of the present invention, the coupling groove of the chair portion is formed in the shape of the groove on the lower side of the chair portion, the first guide groove for coupling with the support is formed on both sides of the coupling groove, the apron on the chair outer wall Or a second guide groove for coupling with the bathroom wall is formed, the support is made of a protrusion of a shape matching the body portion and the coupling groove, the end of the protrusion of the support can slide in the first guide groove of the chair portion First guide pins are inserted to connect the chair part and the support part, and both sides of the body part of the support part are formed with rotation pins for rotatably connecting to the apron or the bathroom wall, and the chair part and the support part are aprons or the like. The first guide pin is located at the upper end of the first guide groove in the state of being stored in the wall, the apron or the bathroom wall is the A space part for accommodating the magnetic part and the support part is formed, and a rotation pin insertion groove is formed in the inner wall of the lower end of the space part to enable the rotation pin to be rotatably inserted. A second guide pin slidingly inserted into the guide groove is formed so that the second guide pin is positioned at the lower end of the second guide groove in a state where the chair part and the support part are stored in the space part of the apron or the bathroom wall. It is done.

In order to achieve the object of the present invention, the buried chair system according to a third embodiment of the present invention is made of a support portion for supporting the chair portion and the chair portion and a bath apron or bathroom wall for receiving the chair portion and the support portion, the chair The wealth is characterized by consisting of the seating portion and the seating portion on which the person sits and is connected to the support portion formed on the back surface of the seating portion.

In the second embodiment of the present invention, the connecting portion is made of a wing shape of the symmetrical seagull, the middle portion protrudes, is formed to be rounded so as to be lowered toward both ends from the middle portion, the surface on the apron or bathroom wall The first pivot pin for rotatably connecting the chair portion to the apron or bathroom wall is formed on both sides of the end portion of the chair portion, and the connecting portion has a symmetrical wing-shaped connection portion in which a sliding groove for allowing the support to slide is symmetrical. Is formed along the longitudinal direction of one wing, the support portion is installed on one end of the body and the body is inserted into the slide groove and the slide pin and the sliding movement for moving the support portion to the apron or bathroom wall rotatably It is characterized by consisting of two rotating pins.

In the third embodiment of the present invention, the slide groove is characterized by consisting of a horizontal slide groove and a vertical fixed groove formed in the upper vertical direction with respect to the horizontal slide groove.

In a third embodiment of the present invention, the apron or the wall is formed with a space for accommodating the chair portion, the space portion for storing the first small space portion and the support portion for accommodating the connecting portion of the chair portion when the chair portion is received A second small space portion is formed for the first side, and the upper sidewall of the space is formed with a first pivot pin insertion hole for rotatably inserting the first pivot pin of the chair portion, the support portion on both sides of the lower end of the second small space portion The second pivot pin is rotatably inserted is characterized in that the second pivot pin insertion hole is formed.

The buried chair system according to the fourth embodiment of the present invention comprises a chair part, a support part for supporting the chair part, and an apron for accommodating the chair part and the support part, wherein the chair part is located on a seating part where a person sits and the back of the seating part. Is formed and consists of two connecting parts connected to the support, characterized in that the support is configured to stretch.

In the buried chair system according to the fourth embodiment of the present invention, a rotating hole in which a predetermined pin means is inserted to rotatably connect the chair portion to the apron is formed on both sides of the end portion of the chair portion facing the apron, The side of the connecting portion is formed with a slide groove for guiding the sliding movement of the support along the longitudinal direction of the connecting portion,

The support portion is composed of a first support rod and a second support rod that is elastically coupled, the end of the first support rod is provided with a first fastening portion of the "T" shape for connection to the connecting portion, one end of the second support rod The second fastening portion is formed in the "T" shape for connecting to the apron,

Slide pins are formed at both ends of the first fastening part to slide in the slide grooves of the support part, and pivot pins for rotatably connecting the support part to the apron are formed at both ends of the second fastening part. It is done.

In the embedded chair system according to the fourth embodiment of the present invention, in order to fix the first support rod and the second support rod to each other, one of the first support rod and the second support rods is provided with an elastic fixing pin, The through hole for protruding the elastic fixing pin is characterized in that it is formed.

Figure 1 (a) is an exploded perspective view of the embedded chair system installed in the bathtub apron according to the first embodiment.
1 (b) is a view showing a state in which the embedded chair system according to the first embodiment is accommodated in the apron of the bathtub.
Figure 1 (c) is a view showing the unfolded chair portion for use of the bathtub-type chair system according to the first embodiment.
Figure 2 (a) is an exploded perspective view of the embedded chair system according to the second embodiment.
Figure 2 (b) is a view showing in detail the configuration of the chair portion and the support portion used in the embedded chair system according to the second embodiment.
Figure 2 (c) is a view showing the unfolding of the chair portion of the embedded chair system according to the second embodiment.
Figure 3 (a) is an exploded perspective view of the embedded chair system installed in the bathtub apron according to the third embodiment.
Figure 3 (b) is a perspective view showing the configuration seen from the bottom when the chair portion and the support portion of the completed embedded chair system protrudes from the apron.
Figure 3 (c) is a perspective view showing a configuration from above when the chair portion and the support portion of the completed embedded chair system protrudes from the apron.
Figure 4 (a) is an exploded perspective view of the embedded chair system according to the fourth embodiment.
Figure 4 (b) is a perspective view showing the configuration from below when the chair portion and the support portion of the completed embedded chair system protrudes from the apron.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described with reference to the accompanying drawings.

1 is a view showing a buried chair system installed in a bathtub apron according to a first embodiment of the present invention, Figure 1 (a) is an exploded perspective view of the buried chair system according to the first embodiment, Figure 1 (b) ) Is a view showing a state in which the buried chair system according to the first embodiment is accommodated in the apron of the bathtub, Figure 1 (c) is a view showing the unfolded chair portion of the buried chair system according to the first embodiment for use Figure is shown.

The present invention can be used for the apron of a bathtub, the inner wall of a bathtub, or the wall of a bathroom, especially the wall of a shower booth, as demonstrated in the solution of the said subject. However, for the convenience of description, the following description will be made with reference to the apron of the bathtub.

The embedded chair system according to the first embodiment of the present invention, as shown in Figure 1 (a), the chair portion 10, the support portion 20 connected to the chair portion to support the chair portion, and the chair portion And an apron 30 of the bath housing the support. In FIG. 1A, only a part of the apron of the bathtub is illustrated, and the seat and the supporting part may be an inner wall of the bathtub or a wall of the bathroom, not the apron. However, in the present invention, the first embodiment will be described only for the bath apron for convenience of explanation.

As shown in the figure, the chair part 10 is for seating of a person, and an opening 11 is formed for connection with a support part, and a connection for connection with the support part 20 is formed on an inner wall of the opening 11. The groove 11-1 is formed. And, the upper side of the chair portion 10 is formed with a guide pin 12 for movably connecting to the apron.

The support portion 20 has a protrusion 21 having a shape that matches the opening is formed at one end, and both ends of the protrusion are rotatably inserted into the connecting groove 11-1 to be connected to the chair portion 10. Protruding portion 21-1 for forming is formed. And, both ends of the lower end of the support portion 20 is formed with a rotating pin 22 for rotatably connecting to the apron.

The apron 30 is formed with a space S for accommodating the chair part 10 and the support part 20. A guide groove 31 for guiding the guide pin 12 of the chair part is formed in the side wall of the space S, and a rotation pin of the support 20 is formed below the side wall in the space S. A rotating groove 32 into which 22 is inserted is formed.

As described above, the protrusion 21-1 of the support part 20 is inserted into the connection groove 11-1 of the chair part 10 so as to rotatably connect the chair part and the support part and guide pins of the chair part. Insert the 12 into the guide groove 31 of the apron to connect the support to the apron so as to be movable along the guide groove. In addition, the rotation pin 22 of the support is inserted into the rotation groove 32 of the apron to connect the support rotatably to the apron.

The chair part and the support part of the embedded chair system assembled as described above are accommodated in the bath apron as shown in FIG.

However, in the case of using the chair part, while holding the handle (H) installed in the chair part 10 and pressing the chair part 10 downward, the guide pin 12 of the chair part 10 is the guide groove of the apron. And moves downward along the 31, and then the support 20 is rotatably connected to the connecting groove 11-1 of the chair via the protrusion 21-1 and also through the rotating pin 22. Since it is rotatably connected to the rotation groove 32 of the apron, the support portion 20 and the chair portion 10 and the protruding portion protrudes out of the apron, so that the guide pin 12 of the chair portion proceeds to the end of the guide groove 31. When the chair is in a horizontal state. In addition, the support unit 20 supports the chair unit 10 through the coupling of the protrusion 21-1 and the connection groove 11-1.

Meanwhile, in the first embodiment, the chair part and the support part are connected to each other by the connecting groove 11-1 and the protrusion part 21-1. However, after forming a through hole in the chair part and the support part, a separate hinge means is inserted. It is also possible to rotatably connect the chair portion and the support portion.

In addition, although not shown in the drawings, the chair portion and the support portion are rotatably connected through the connecting groove 11-1 and the protrusion 21-1, but instead of the connecting groove 11-1 in the chair portion, Protruding portion (21-1) to form a slide groove that can be moved by sliding the projection when the chair portion to move along the slide groove can be rotatably connected to the chair portion and the support.

Figure 2 shows a buried chair system according to a second embodiment of the present invention, Figure 2 (a) is an exploded perspective view of the embedded chair system according to a second embodiment, Figure 2 (b) is a second 2 is a view showing in detail the configuration of the chair portion and the support portion used in the embedded chair system according to an embodiment, Figure 2 (c) is a view showing the unfolded chair portion of the embedded chair system according to the second embodiment. .

As shown in (a) of FIG. 2, the embedded chair system according to the second embodiment includes a chair part 10 ', a support part 20' supporting the chair part 10 ', It consists of an apron 30 'accommodating the support.

The chair portion 10 'is a seating portion 11' for seating a person, and is formed on the back of the seating portion is formed with a coupling groove 12 'for coupling with the support.

The support part 20 'is formed of a protrusion part 22' that is matched to the body part 21 'and the coupling groove 12'.

In the chair portion 10 ', as shown in (b) of FIG. 2, the coupling groove 12' is formed in the shape of the groove in the lower side of the chair portion, and both sides of the coupling groove for coupling with the support portion The first guide groove GH1 is formed, and the second guide groove GH2 for engaging with the apron is formed on the chair outer wall.

A first guide pin GP1 is slidably inserted into the first guide groove GH1 of the chair part and connected to the chair part and the support part at the end of the protrusion 22 ′ of the support part. And, both sides of the lower end of the body portion 21 'of the support portion is formed with a rotating pin (21' -1) for rotatably connecting to the apron. In the state where the chair part and the support part are accommodated in the apron, the first guide pin GP1 is positioned at the upper end of the first guide groove GH1.

The apron 30 'is formed with a space S for accommodating the chair portion and the support, and the rotation pin 21'-1 of the support is rotatable on the inner wall of the lower end of the space S. Rotating pin insertion groove 31 'is formed to be inserted. In addition, a second guide pin GP2 slidingly inserted into the second guide groove GH2 of the chair part is formed on the sidewall of the middle portion in the space S. The second guide pin GP2 is positioned at the lower end of the second guide groove GH2 in a state where the chair part and the support part are accommodated in the space part of the apron.

The chair portion and the support portion configured as described above are stored in the apron similarly to FIG. 1B when not in use.

In the case of using the chair part, when the chair part is pulled out, the second guide pin GP2 inserted into the second guide groove GH2 first moves upward from the lower side of the second guide groove, and at the same time, the support part 20 The first guide pin GP1 at the end of the protrusion 22 'of the') moves from the top to the bottom of the first guide groove along the first guide groove GH1 of the chair portion.

Then, the chair part and the support part simultaneously protrude out of the apron, and when the first guide pin and the second guide pin move to the end along the first guide groove and the second guide groove, respectively, the chair part and the support part are shown in FIG. 2. The state shown in (c) of FIG. At this time, the chair portion is supported by the first guide pin is inserted into the first guide groove.

Figure 3 shows a buried chair system according to a third embodiment of the present invention, Figure 3 (a) is an exploded perspective view of the buried chair system according to a third embodiment, Figure 3 (b) is completed 3 is a perspective view showing the structure when viewed from the apron when the chair portion and the support portion of the buried chair system protrude from the apron, and FIG. It is a perspective view shown.

As shown in (a) and (b) of FIG. 3, the buried chair system according to the third embodiment includes a chair portion 10 " and a support portion 20 " supporting the chair portion and the chair portion and the support portion. Apron 30 "

The chair portion 10 ″ is formed of a seating portion 11 ″ on which a person sits and two connecting portions 12 ″ formed on a rear surface of the seating portion and connected to the support portion 20 ″. The connecting portion is formed in a wing shape of a symmetrical seagull, the middle portion protrudes, and is formed to be rounded so as to be lowered toward both ends from the middle portion. In addition, a first pivot pin 14 ″ is formed at both sides of the end portion of the chair portion facing the apron so as to rotatably connect the chair portion to the apron.

A sliding groove 13 ″ is formed along the longitudinal direction to allow the support 20 ″ to be slidably moved in one direction, that is, in a direction facing the apron, from the middle protrusion of the connecting portion 12 ″.

The slide groove 13 ″ is composed of a horizontal slide groove 13 ″ -1 and a vertical fixed groove 13 ″ -2 formed in an upper vertical direction with respect to the horizontal slide groove.

The support 20 ″ is installed at one end of the body 21 ″ and the body and is inserted into the slide groove 13 ″ to slide the slide pin 22 ″ and to move the support to the apron. It consists of a second pivot pin 23 ″ for possible connection.

The apron 30 ″ is provided with a space S for accommodating the chair part. In the space part S, when the chair part is accommodated, a first small space part S1 for accommodating the connection part 12 ″ of the chair part and a second small space part S2 for accommodating the support part are formed.

A first pivot pin insertion hole 31 ″ into which the first pivot pin 14 ″ of the chair part is rotatably inserted is formed on an upper sidewall of the space S.

In addition, on both side surfaces of the lower end of the second small space (S2) is formed a second pivot pin insertion hole (32 ″) is rotatably inserted into the second pivot pin (23 ″) of the support.

The chair part and the support part of the buried chair system according to the third embodiment having the above configuration are stored inside the apron of the bathtub when not in use.

If the chair portion is to be unfolded from the apron, when the chair portion is pulled out of the apron, the slide pin 22 '' of the support portion 20 '' is formed on the slide groove 13''1 formed in the connection portion 12 '' of the chair portion. It moves along the horizontal slide groove 13 ''-1, and the chair part is further extended so that the slide pin 22 'reaches the end of the horizontal slide groove 13' '-1. It is located in the vertical fixing groove 13 ''-2. Thus, the chair portion is in a state as shown in Figs. 3B and 3C.

At this time, since the slide pin 22 ′ is located in the vertical fixing groove 13 ″ -2, the sliding pin is separated from the vertical fixing groove during the use of the chair part, so that the support part is folded and cannot support the chair part. It is possible to reliably prevent safety accidents.

4 is a view showing a buried chair system according to a fourth embodiment of the present invention, Figure 4 (a) is an exploded perspective view of the embedded chair system according to a fourth embodiment, Figure 4 (b) is completed It is a perspective view showing the structure seen from the bottom when the chair part and the support part of the built-in embedded chair system protrude from an apron.

As shown in (a) and (b) of FIG. 4, the embedded chair system according to the fourth embodiment includes a chair portion 10 '' ', a support portion 20' '' supporting the chair portion, and the chair. It is composed of an apron 30 '' 'that houses the portion and the support portion.

The chair portion 10 '' 'is a seating portion 11' '' on which a person sits and two connecting portions 12 '' 'formed on a back side of the seating portion and connected to the support portion 20' ''. Is done. Rotating grooves 14 '' 'are formed at both sides of the end portion of the chair portion facing the apron so that a predetermined pin means (not shown) is inserted to rotatably connect the chair portion to the apron. A sliding groove 12 '' '1 is formed at the side surface of the connecting portion 12' '' to guide the sliding movement of the support portion 20 '' 'along the longitudinal direction of the connecting portion.

The support portion 20 '' 'includes a first support rod 21' '' and a second support rod 22 '' 'which are elastically coupled freely. One end of the first support rod 21 '' 'is provided with a first fastening portion 21' '' 1 having a "T" shape for connection to the connection portion, and the second support rod 22 '' 'of the first support rod 21' ''. At one end, a second fastening portion 22 '' '1 having a "T" shape for connection to the apron 30' '' is formed.

Both ends of the first fastening portion 21 '' '1 are formed with slide pins 21' '' 11 which are inserted into the slide grooves 12 '' '1 of the support portion to slide the slides. Then, both ends of the second fastening portion 22 ′ ″ 1 are provided with pivot pins 22 ′ ″ 11 for rotatably connecting the support portion to the apron 30 ′ ″.

In addition, elastic fixing pins 23 ′ ″ are installed to secure the first support rod and the second support rod that are elastically coupled to each other. In the drawing, an elastic fixing pin 23 '' 'is installed on the first supporting rod, and a through hole for protruding the elastic fixing pin is formed in the second supporting rod. Therefore, in the drawing, since the elastic fixing pin of the first supporting rod is protruded to the outside through the penetration of the second supporting rod, the first supporting rod and the second supporting rod are fixed to each other. However, if the elastic fixing pin is pressed and positioned below the through hole, the first and second supporting rods can move with respect to each other.

The apron 30 ′ ″ is provided with a space S for accommodating the chair part. In addition, a pin insertion hole 31 ′ ″ is formed at an upper sidewall of the space S to insert a pin unit (not shown) for rotatably coupling the chair unit.

In addition, the lower end of the space portion, both ends of the second connecting portion 22 '' '1 is provided with a rotation pin support portion 32' '' for rotatably supporting the rotation pin 22 '' '11 for forming. Is formed. The pivot pin is inserted into the pin groove 32 '' '1 formed on the pivot pin support.

The chair part and the support part of the buried chair system according to the fourth embodiment having the above configuration are accommodated in the space part S of the apron of the bathtub when not in use.

If the chair portion is unfolded from the apron for use, the first supporting rod 21 '' 'and the second supporting rod 22' '' of the support move relative to each other to extend, and the first connecting portion of the first supporting rod A slide pin 21 '' '11 of 21' '' 1 slides along the slide groove 12 '' '1 of the connecting portion 12' ''. Then, when the chair is fully deployed, the elastic fixing pin 23 '' 'of the first supporting rod protrudes through the through hole formed in the second supporting rod and the movement of the first supporting rod and the second supporting rod is stopped while the first supporting rod is stopped. And the second support rod is fixed. Therefore, even if a person sits in the chair portion, the chair portion is not folded because the first support rod and the second support rod are fixed by the elastic fixing pin protruding through the through hole. And, in order to fold the chair portion, by pressing the elastic fixing pin to be positioned below the through hole, and then moving the first support rod to the inside of the second support rod, the chair portion is accommodated in the space portion of the apron.

Although the first to fourth embodiments of the embedded chair system have been described above, this is for explanation of the present invention. Therefore, it will be apparent to those skilled in the art that various modifications or variations may be made to the embodiments of the present invention.

In particular, while the chair portion of the embedded chair system of the present invention has been described as being installed on the apron of the bathtub, the present invention can be applied not only to the apron of the bathtub but also to the inner wall of the bathtub or the wall of the bathroom, especially the wall of the shower booth. It will be appreciated by those skilled in the art that the scope of the present invention should be understood to include not only a bath tub but also an embedded chair system installed on the wall of the bathroom.

10, 10 ', 10'',10''': Chair part 11: opening
11-1: Connecting groove 11 ', 11``, 11''': Seat
12: Guide pin 12 ': Coupling groove
12 '', 12 ''': Connection 13'',12''' 1: Slide groove
13 ''-1: Horizontal Slide Groove 13 ''-2: Vertical Locking Groove
20, 20 ', 20'',20''': Support 21 ''': First support rod
21 '''1: First fastening part 21''' 11: Slide pin
21: protrusion 21-1: protrusion
22: rotating pin 21 ': body part
22 ': protrusion 22''': second support rod
22 '''1: Second Fastening Part 22''' 11: Rotating Pin
23 ''': Elastic push pin 30, 30', 30 '', 30 ''': Apron
31: guide groove 32: rotating groove
31 ': Insertion groove 31'': First rotating pin insertion hole
31 ''': Pin hole 32''': Pin groove
32 '': 2nd rotating pin insertion hole H: Handle
GH1: first guide groove GH2: second guide groove
GP1: first guide pin GP2: second guide pin
S: space portion S1: first small space portion
S2: 2nd small space part

Claims (20)

delete delete delete delete delete delete delete delete delete delete delete delete delete delete delete A chair portion 10 ''', a support portion 20''' for supporting the chair portion, and an apron 30 '''for accommodating the chair portion and the support portion, and the chair portion 10''' It is composed of a seating portion (11 ''') and a seating portion (11''') that is formed on the back of the seating portion is connected to the support portion 20 ''', the support portion is stretchable material In the embedded chair system,
On both sides of the end portion of the chair portion facing the apron, a pivoting hole 14 '''into which a predetermined pin means is inserted to rotatably connect the chair portion to the apron is formed, and the connection portion 12''' Recessed chair system, characterized in that the side is formed with a sliding groove (12 '''1) for guiding the sliding movement of the support portion (20''') along the longitudinal direction of the connecting portion. 17. The method of claim 16,
The support portion 20 '''is composed of a first support rod 21''' and a second support rod 22 ''', which are elastically coupled to each other, and at one end of the first support rod 21'''. A first fastening portion 21 '''1 having a "T" shape is provided for connection to the connection portion, and one end of the second support rod 22''' is connected to the apron 30 '''. Recessed chair system, characterized in that the "T" shape of the second fastening portion 22 '''1 is formed. 18. The method of claim 17,
Both ends of the first fastening portion 21 '''1 are formed with slide pins 21''' 11, which are inserted into the slide grooves 12 '''1 of the connection part to slide. Recessed chair system, characterized in that at both ends of the fastening portion 22 '''1 is provided with a rotation pin (22''' 11) for rotatably connecting the support portion to the apron (30 '''). 18. The method of claim 17,
In order to fix the first support rod and the second support rod with respect to each other, one of the first support rod and the second support rods is provided with an elastic fixing pin (23 '''), the other for the protrusion of the elastic fixing pin Recessed chair system, characterized in that the through-hole is formed. 19. The method of claim 18,
The apron 30 '''is provided with a space S for accommodating the chair portion,
The upper side wall of the space (S) is formed with a pin insertion hole 31 '''is inserted into the pin means for rotatably coupling the chair portion,
On the bottom surface of the space portion, a rotation pin support portion 32 '''is formed to freely rotate the rotation pins 22''' 11 formed at both ends of the second fastening portion 22 '''1. ,
The pivot pin is a buried chair system, characterized in that inserted into the pin groove (32 '''1) formed on the pivot pin support.

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