WO2013154330A1 - 이동 등받이 의자 - Google Patents
이동 등받이 의자 Download PDFInfo
- Publication number
- WO2013154330A1 WO2013154330A1 PCT/KR2013/002960 KR2013002960W WO2013154330A1 WO 2013154330 A1 WO2013154330 A1 WO 2013154330A1 KR 2013002960 W KR2013002960 W KR 2013002960W WO 2013154330 A1 WO2013154330 A1 WO 2013154330A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- backrest
- chair
- brake
- guide rail
- coupled
- Prior art date
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
Definitions
- the present invention relates to a backrest chair capable of moving back and forth.
- the guide of the movable backrest is coupled to the support extending to the top of the seat plate.
- the present invention relates to a chair in which the backrest is movable back and forth.
- a chair having a shape including a backrest coupled to an extension of a support extending to the top of the seat, such as 20-2006-0008977 or 10-2001-0039299.
- the left figure shows Japanese Utility Model Application Publication No. 45-20210 (application date 1966.7.23), the middle one shows domestic 10-2001-0039299, and the right side shows domestic domestic 20-2006-0008977.
- So 45-20210 is considered to have been developed since the JPY_1956019773 (1955) leveling the back support, and further applications were filed after So 45-20210 to relieve the backrest from further progressing. It is proposed to bend the part in a C shape, and recently, a guide rail is installed on the side of the seat to sufficiently advance the backrest.
- the movement of the backrest has been suggested in many ways, such as the piston moving in the cylinder of the syringe as the method of movement is shown in the preceding invention of FIG. This method ensures that the length of the shift, which can be changed by overlapping lengths, does not exceed half of the total length.
- coupling the backrest to a ring along the outer circumference of the cylinder In order to avoid this limitation, there was a brief mention of coupling the backrest to a ring along the outer circumference of the cylinder.
- the present invention proposes a method of pressing a screw through a moving tube and pressing the inner tube, or a method of fixing a pin in a hole penetrating the inner and outer cylinders.
- the present invention is a solution to an easily actuated fixation device which secures the backrest to be stably supported without torsion even with sufficient movement of the backrest and support of the seated person.
- a guide rail fixed to the seat plate or the chair frame and extending to an upper portion of the seat plate, the guide rail being elongated in the side front and back directions of the chair on a support positioned on the side of the chair seat plate;
- the backrest chair including a coupling portion coupled to the guide rail to move back and forth,
- the brake device for fixing the engaging portion moves in conjunction with the engaging portion;
- the brake device includes a linker which is the same as a flexible wire so that the brake action of both left and right sides can be interlocked so that the operation of one brake can be operated with the other brake, so that the operation is convenient and the left and right fixing can be made stable. do.
- the interlock connects the left and right connecting pieces by turning the backrest so that one brake action is interlocked with the other brake action.
- the coupling portion 21 provides a drilling hole in the lower portion and couples the connecting piece 23 to rotate in the hole.
- the brake lever 8 is fixed to the lower end, which is one end of the connecting piece;
- the other end of the connecting piece is held by one end of the linker 9 for interlocking the left and right brake action;
- the brake lever operates to fix or release the engaging portion, and the other brake device is interlocked by the action of the actuator 9 coupled to the connecting piece 23 coupled to the brake lever.
- the connecting piece 23 which is engaged with the engaging portion and protrudes to the lower surface is used as a space for moving the drilling hole.
- the guide piece 20 is coupled to the guide rail 10 to move along the guide rail.
- the guide piece also serves to close and squeeze the coupling part 21 to the fixed part by the operation of the brake lever 8.
- the linker 9 for interlocking the left and right brakes is constituted by a flexible line that is not stretched, and it is advantageous to use a tensile force rather than a compressive force due to the structure of the line. It is also not to be confused to let the left and right work the same way. In order to do this, it is good to configure the linker 9 in double.
- the brake device includes a connection piece (23) coupled to the coupling portion (21);
- the operation of the brake lever 8 obtains a fixing force by bringing the movable piece 22 or the guide piece 20 coupled to the connecting piece 23 into close contact with the fixed part by the action of the cam.
- It includes an elastic member for engaging one end in front of the moving coupling portion and engaging the other end so that a tension force acts on the portion fixed to the coupling portion, so that the force moving forward of the chair acts on the backrest. This will automatically act to pull the backrest forward.
- It further includes a non-moving backrest independent of the movable backrest at the rear of the movable backrest to comfortably support the user's chest, neck and head when the moving backrest is fully retracted.
- the seated person is sufficiently supported by the backrest by a fastening device that easily moves while supporting the seated user's back by twisting the chair forward and backward. This reduces or delays the fatigue of researchers, learners, and workers and allows them to focus on learning, research, and work.
- Example further including a backrest does not move
- the backrest 24 coupled to the movable backrest 1 extends from side to side to engage with the coupling portion 21, and the coupling portion 21 has a length on the guide rail 10.
- the backrest is moved back and forth by changing the length of the overlap by overlapping in the direction.
- left and right coupling portion 21 is extended to be directly connected to the backrest 24, but this is for the simplest configuration may be separated separately.
- Guide rail 10 is fixed to the fixed frame of the seat plate 15 or the chair is formed long in the front and rear direction of the seat plate on the support 26 extending to the upper portion of the seat plate.
- the support 26 may be high or low, and the upper portion of the support may be formed long in the front and rear directions of the seat plate, and may be used as an armrest.
- the bracket 24 which fixes the backrest 1 can employ
- the rotation of the backrest can be supported by an elastic body (coil spring, leaf spring, etc.) that resists the rotation of the backrest to correspond to the seated person's tilt.
- Such a method may employ various known methods.
- the overlap of the length of the guide rail 10 and the engaging portion 21 involved in the backrest movement is the same operation as the cylinder and the piston so that the overlap of the length is difficult to exceed half of the total seat length.
- the lower end of the guide rail 10 is drilled long forward and backward.
- the positional fixation of the backrest moved by overlapping operation is based on the operation of the brake as a fixing device.
- the connecting piece 23 is coupled to the brake lever 8 to follow the operating rotation of the brake lever.
- the engaging portion guide piece 20 is rotatably coupled to the shaft of the connecting piece 23.
- the shaft of the connecting piece 23 is rotatably coupled to the hole drilled on the engaging portion 21.
- the movable piece 22 is screwed with the connecting piece 23 in the coupling portion 21 on the shaft of the connecting piece 23, so that the movable piece 22 when the brake lever rotates to fix the position of the connecting piece 23.
- the silver contact part is pressed against the fixed guide rail, which is a fixed part, and fixes the coupling part 21.
- the fixed part refers to a part that does not move with respect to the movement of the moving parts combined with the coupling part.
- the coupling part guide piece 20 which engages on the shaft of the connecting piece 23 also naturally comes in close contact with each other, but if the screw direction is configured and the direction of the screw is configured to move in the opposite direction to the movable piece 22, the action of the brake can be made more effective. Can be.
- the guide piece 20 protrudes so that the upper surface is coupled to a gap drilled in the lower portion of the guide rail 10 and moves along the guide rail, and provides effective contact with the fixed surface when a fixing action occurs by the operation of the brake lever 8.
- the guide rail 10 and the guide piece 20 may be formed to move accordingly by forming a valley and a corresponding projection; More simply, the guide rail 10 may be formed to surround the guide rail so that the guide rail 10 does not open.
- the fixing force of the brake can be adjusted by adjusting the roughness of the contact surface that the movable piece 22 and the guide piece 20 contact or by forming irregularities on the contact surface.
- the degree of contact can be fixed to the degree of close contact can be made, and if the resistance of the contact surface to reduce the compression strength during operation of the brake lever will have to be increased.
- the upper portion of the connecting piece 23 forms a wide disk, and fixes the left and right brake interlocks 9 on the disk.
- a fixed terminal 27
- the fixed terminal 27 is preferably coupled to the disk to be rotatable.
- the linker 9 which interlocks the left and right brakes is a flexible line which does not stretch.
- the position of the connecting piece 23 for connecting the interlocker 9, the fixed terminal 27 is preferably connected to the inner terminal of the one outer terminal and the other interlock (9).
- the configuration of the brake interlock 9 may be composed of one line, it is preferable to operate only by the tensile force due to the characteristics of the flexible wire, so that the same configuration is also configured on the other side of the same disc and coupled to the other brake device. It is preferable.
- the interlock 9 for interlocking the operation of the left and right brakes may be connected to the coupling part 21 and the backrest 24 with a pipe for simple configuration.
- the length of the coupling portion 21 overlaps with the guide rail 10 so as to be a fixed length
- the extension portion of the coupling portion is bent down the backrest at the portion engaged with the backrest 24 to move the backrest forward and backward of the backrest. It should not be in the way.
- the hole drilled back and forth in the lower part of the guide rail 10 is drilled enough to allow the backrest to pass. At this time, the width of the hole may be narrowed more narrowly through the portion passing through the guide rail 10 to further reduce the width to ensure mechanical stability.
- One end of the elastic member (spring, rubber band, etc.) is coupled to the front of the coupling portion, and the other end is tensioned to the seat plate or chair frame along the support in front of the upper end of the support, which is the front fixed portion of the coupling portion 21, the brake is When released, the backrest can automatically move forward.
- Combination of the elastic member is configured so that the elastic member along the path of the U-shape so that the length of the elastic member is sufficient, the one end is coupled to the front of the coupling portion, the other end is coupled to the fixed portion which does not move relative to the coupling portion,
- the elastic member may be configured to be tensioned.
- the composition is beautiful because it is hard to see from the outside, and second: it is advantageous for cleanliness and maintenance because no contaminants do not enter from the outside; third: it is difficult for foreign matters to get caught; and fourth: relatively safe for safety.
- the shape of the guide piece 20 can be various, and the example was shown in FIGS.
- the guide piece 20 is preferably configured to prevent the opening of the guide rail 10 from opening when the chair user acts up and down as well as the force acting back and forth, such as when the chair is turned on.
- fixing can be ensured by forming irregularities in the moving parts and their contact surfaces and adjusting their depths for secure fixing.
- a projection is formed on the contact surface of the movable piece 22, which is one of the moving parts, and a deep groove or a recessed groove corresponding to the projection is formed on the surface corresponding thereto.
- the action of the screw for moving the movable piece 22 or the guide piece 20 may be referred to as the action of a cam, and the cam of the present invention includes the same.
- the brake levers 8 of the brake device are provided on both sides so as to operate conveniently on both the left and right sides.
- the brake lever 8 may almost omit the handle of one lever as needed.
- the movable piece 22 is advantageous to be present, but the movable piece is omitted, and the connecting piece 23 and the coupling part 21 are screwed together, and one end of the connecting piece 23 is fixed to the brake lever 8 so that Operation may cause the coupling portion 21 to intermittently directly to the guide rail 10. This is the same as fixing the movable piece 22 to the engaging portion 21 is included in the effect and scope of the present invention.
- the brake devices of the present example are configured such that the brake devices of the same way are symmetrical to the left and right, but they are not necessarily the same.
- one side constitutes a brake device as in the present example and the other side has only a brake movable piece that is elastically supported, and operates the brake lever, it is in close contact with a part where both movable pieces 22 are fixed by a linker. It can be fixed or released by dropping or falling off.
- the movable piece 22 is composed of a seesaw type so that the other end of the seesaw is always braked by an elastic body on one side of the seesaw;
- this operation is such that the seesaw brake acting end is pulled by the cooperator 9 coupled to the seesaw elastic body and the brake is released to be movable.
- the seesaw brake may have irregularities in the contact surface to form a rougher or deeper groove, which may increase the brake function but may reduce the smoothness of operation.
- the backrest may further include a non-moving backrest that is independent of the movable backrest at the rear of the movable backrest. It is mainly configured to separate the backrest supporting the lumbar and thoracic spine and the backrest supporting the cervical spine and head, and can provide comfort when the user moves completely to the rear of the chair to relax.
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
Description
Claims (7)
- 좌판 또는 의자 프레임에 고정되며 좌판의 상부로 연장되어, 의자 좌판의 측면에 위치한 지지대(26)에, 의자의 측면 앞뒤 방향으로 길게 형성한 가이드레일(10)과; 상기 가이드레일에 결합하여 앞뒤로 이동하는 결합부(21)를 포함하는 등받이 의자에 있어서,결합부(21)에 결합하여 결합부의 이동을 고정하는 브레이크장치와, 상기 브레이크장치는 좌우 양측의 브레이크 작용을 연동하는 브레이크 연동자(9)를 포함하며; 상기 연동자는 등받이를 돌아서, 한쪽 브레이크작용이 다른 쪽 브레이크작용과 연동하도록 좌우 연결편(23)을 연결하는 것을 특징으로 하는 등받이 의자.
- 1항에 있어서, 결합부(21)에 회동하도록 결합한 연결편(23)과; 연결편의 일단에 브레이크레버(8)가 결합하여 고정되며; 연결편의 타단은 연동자(9)의 일단을 파지하며; 브레이크레버의 작동이 연결편(23)에 결합한 연동자(9)의 작용으로 타측 브레이크장치가 연동하는 것을 특징으로 하는 등받이 의자.
- 1항에 있어서, 가이드레일에 결합하여 가이드레일을 따라 이동하는 가이드편(20)을 포함한 것을 특징으로 하는 등받이 의자.
- 1항에 있어서, 좌우측 브레이크장치를 연동하는 연동자(9)는 이중으로 구성된 것을 특징으로 하는 등받이 의자.
- 1 내지 4항 중의 어느 한 항에 있어서, 브레이크장치는 결합부(21)에 결합하는 연결편(23)을 포함하며; 브레이크레버(8)의 작동은 캠의 작용에 의해 연결편에 결합하는 가동편(22) 또는 가이드편(20)을 고정부분에 밀착하는 것을 특징으로 하는 등받이 의자.
- 1 내지 4항 중의 어느 한 항에 있어서, 이동하는 결합부 앞에 일단을 결합하고 타단을 결합부에 대해 고정된 부분에 긴장된 힘이 작용하도록 결합하여, 등받이에 의자의 앞으로 이동하는 힘이 작용하도록 하는 탄성부재를 포함한 것을 특징으로 하는 등받이 의자.
- 1 내지 4항 중의 어느 한 항에 있어서, 이동하는 이동식 등받이의 후방에 이동식 등받이와 독립적인, 이동하지 않는 등받이를 더 포함하는 등받이 의자.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2012-0037031 | 2012-04-09 | ||
KR1020120037031A KR101352324B1 (ko) | 2012-04-09 | 2012-04-09 | 이동 등받이 의자 |
Publications (1)
Publication Number | Publication Date |
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WO2013154330A1 true WO2013154330A1 (ko) | 2013-10-17 |
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ID=49327838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/KR2013/002960 WO2013154330A1 (ko) | 2012-04-09 | 2013-04-09 | 이동 등받이 의자 |
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KR (1) | KR101352324B1 (ko) |
WO (1) | WO2013154330A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101678809B1 (ko) | 2014-12-22 | 2016-11-24 | (주) 파트라 | 등판높이 및 좌판깊이 조절이 가능한 의자 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200424403Y1 (ko) * | 2006-04-05 | 2006-08-25 | 구기선 | 등받이 조절 및 볼바퀴가 달린 의자 |
KR20090002113U (ko) * | 2007-08-30 | 2009-03-04 | 주식회사 바우코리아 | 등받이가 전·후 이동되어 바른자세를 유지할 수 있는기능성 의자 |
KR100954226B1 (ko) * | 2009-09-14 | 2010-04-21 | 주식회사 우드메탈 | 등받이가 수평이동 가능한 의자 |
KR101092785B1 (ko) * | 2011-06-17 | 2011-12-09 | 박영호 | 의자 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101095279B1 (ko) | 2010-07-09 | 2011-12-20 | 박영호 | 의자요추받이 |
KR101167816B1 (ko) * | 2011-07-25 | 2012-07-25 | 박영호 | 등받이의자 |
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2012
- 2012-04-09 KR KR1020120037031A patent/KR101352324B1/ko active IP Right Grant
-
2013
- 2013-04-09 WO PCT/KR2013/002960 patent/WO2013154330A1/ko active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200424403Y1 (ko) * | 2006-04-05 | 2006-08-25 | 구기선 | 등받이 조절 및 볼바퀴가 달린 의자 |
KR20090002113U (ko) * | 2007-08-30 | 2009-03-04 | 주식회사 바우코리아 | 등받이가 전·후 이동되어 바른자세를 유지할 수 있는기능성 의자 |
KR100954226B1 (ko) * | 2009-09-14 | 2010-04-21 | 주식회사 우드메탈 | 등받이가 수평이동 가능한 의자 |
KR101092785B1 (ko) * | 2011-06-17 | 2011-12-09 | 박영호 | 의자 |
Also Published As
Publication number | Publication date |
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KR20130114545A (ko) | 2013-10-18 |
KR101352324B1 (ko) | 2014-01-16 |
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