EP2389840B1 - Structure de réglage de chaise - Google Patents

Structure de réglage de chaise Download PDF

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Publication number
EP2389840B1
EP2389840B1 EP11164564.4A EP11164564A EP2389840B1 EP 2389840 B1 EP2389840 B1 EP 2389840B1 EP 11164564 A EP11164564 A EP 11164564A EP 2389840 B1 EP2389840 B1 EP 2389840B1
Authority
EP
European Patent Office
Prior art keywords
base member
top cover
adjustment structure
chair
pivotally connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP11164564.4A
Other languages
German (de)
English (en)
Other versions
EP2389840A1 (fr
Inventor
Wen-Shan Ko
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ko Wen-Shan
Original Assignee
Ko Wen-Shan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ko Wen-Shan filed Critical Ko Wen-Shan
Publication of EP2389840A1 publication Critical patent/EP2389840A1/fr
Application granted granted Critical
Publication of EP2389840B1 publication Critical patent/EP2389840B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03255—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest with a central column, e.g. rocking office chairs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03277—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs
    • A47C1/03279—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs of torsion type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03205—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination
    • A47C1/03238—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest having adjustable and lockable inclination by means of peg-and-notch or pawl-and-ratchet mechanism
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03266—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with adjustable elasticity
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03272—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03272—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs
    • A47C1/03274—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs of torsion type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/20—Chairs or stools with vertically-adjustable seats
    • A47C3/30—Chairs or stools with vertically-adjustable seats with vertically-acting fluid cylinder

Definitions

  • the present invention relates to chairs and more particularly, to a chair adjustment structure.
  • the user when the user sits on the seat pad of a high-back chair, the user must move the hip backwards so that the user's back can be rested on the seat back of the chair.
  • the angle of inclination of the seat back is changed subject to the pressure from the user's back, the user's legs may become suspended in the air above the floor. The user will feel uncomfortable after sitting for a long time with this sitting posture.
  • the chair does not provide any auxiliary push force for the user to help the user leave from the chair. Therefore, the user must apply a great force to the floor with the feet to leave from the seat of the chair.
  • WO 2007/124609 pertains to a gear mechanism for a chair with a pneumatic spring arranged vertically in the substructure and has a telescopically extensible piston rod for adjusting the height of a seat.
  • the mechanism contains front and rear connecting means and pairs of spring units which are supported, in a bearing of the base and beneath bearing strips, in bearing blocks, the bearing strips being joined to the base from both sides.
  • EP 1 911 371 discloses a seating furniture item, comprising a seat support; a backrest support; a base support; a seat fastened on said seat support; a backrest fastened to said backrest support, said back rest support being articulately arranged on said base support, and said backrest support and said seat support being articulately connected with each other via two levers, one of said levers being positively guided directly on said base support.
  • WO 2005/120291 refers to a chair with a synchronizing mechanism.
  • the mechanism comprises a fixed, horizontally running main rotary spindle; a horizontally running secondary rotary spindle which is pivoted about the main rotary spindle; a fixed base; a seat carrier pivotally arranged above the base, through which the secondary rotary spindle extends and on which a seat can be fastened; first connecting means articulated on the two rotary spindles; second connecting means arranged opposite the secondary rotary spindle as connection between the base and the seat carrier; a backrest fastened on the synchronizing mechanism.
  • the backrest has extensions which are fitted in a self-supporting manner on the first connecting means.
  • WO 2008/124071 pertains to an adjustment device for chairs.
  • the device comprises a back support capable of rotating around a shaft fastened to a support base, said support for the backrest being provided with a blocking plate provided with a plurality of openings, an insert being movable to engage and disengage said openings, and being provided with means to limit the travel of the insert capable of sliding in a defined track in the support base, and actuator being provided, operated by a rod connected to a handle that can be operated by the user, said actuator being movable by a release position to a lock position and vice-versa, in which said insert is selectively engaged in one of said openings, said actuator being connected to said insert.
  • the present invention has been accomplished under the circumstances in view. It is the main object of the present invention to provide a chair adjustment structure, which enables the chair to provide sitting comfort for the user.
  • a chair adjustment structure according to the features of claim 1 is provided.
  • the chair adjustment structure further comprises a seat frame assembly pivotally connected to the top cover for mounting a seat pad, to provide a return force to the mounted seat pad.
  • the chair adjustment structure further comprises an angle adjustment device set.
  • the angle adjustment device set comprises a locating plate movably forwards and backwards mounted to the base member and selectively engageable into one of a plurality of locating grooves at the top cover to adjust the angle of inclination of the seat frame assembly.
  • the chair adjustment structure further comprises a spring adjustment device set.
  • the spring force adjustment device set comprises a knob rotatably mounted in the base member and having a screw rod extending from one side thereof and inserted through the spring member, and a screw nut threaded onto the screw rod of the knob and stopped against the bottom end of the spring member and rotatable to adjust the spring force of the spring member to the top cover.
  • the back bracket When the back bracket is biased by an external force, the back bracket forces the top cover to incline upwardly through a small angle subject to the linking arrangement between the top cover and the back bracket. Therefore, the user will not suspend the feet in the air above the ground after having sat in position, and the chair installed with the chair adjustment structure can provide sitting comfort for the user.
  • a chair adjustment structure 20 in accordance with the present invention is composed of a base member 30, a top cover 40, a spring member 50, a back bracket 60, a seat frame assembly 70, a spring force adjustment device set 80, and an angle adjustment device set 90.
  • the base member 30 has a pneumatic lifter mounting hole 32 for a pneumatic cylinder 16 of a chair 10 to pass through, as shown in FIG. 3 and FIG. 5 .
  • An actuating member 34 is pivotally connected to the base member 30, having one end thereof projecting into a top end of the pneumatic lifter mounting hole 32 and the other end thereof connected to a cord member 36, as shown in FIG. 3 .
  • the actuating member 34 can be biased by the cord member 36 to pivot and press the pneumatic lifter 16, thereby adjusting the elevation of the chair 10.
  • the top cover 40 has its middle part pivotally connected to the base member 30 and is located on the top side of the base member 30, having two bottom barrels 42 and a bottom positioning member 44, as shown in FIG. 4 .
  • Each barrel 42 has a notch 422 located at each of the two distal ends thereof.
  • the positioning member 44 has two locating grooves 442.
  • the spring member 50 is mounted in the base member 30 and stopped with its top end against the top cover 40 to provide a return force for the top cover 40 while the top cover 40 is pressed, as shown in FIG. 3 .
  • the back bracket 60 is adapted to hold the seat back 12 of the chair 10, as shown in FIG. 5 , having two sidewalls 62.
  • Each sidewall 62 has a first extension portion 64 disposed at one lateral side of the base member 30, a second extension portion 66 obliquely upwardly extending from the first extension portion 64, a first pivot portion 642 located on one end of the first extension portion 64 and pivotally connected to the base member 30, and a second pivot portion 644 located on the first extension portion 64 adjacent to the second extension portion 66 and pivotally connected to the top cover 40.
  • the seat frame assembly 70 comprises two axles 72, four links 74, four torsion springs 76, and a seat frame 78.
  • the axles 72 are respectively pivotally inserted through the barrels 42 of the top cover 40, each having a pin 722 radially extending from one of the two distal ends thereof and respectively inserted through the notch 422 to the outside for stopping against the wall of the associating notch 422 to limit the angle of rotation of the axles 72 relative to the barrels 42.
  • a bottom end of each of the links 74 is pivotally connected with one end of one of the axle 72.
  • the torsion springs 76 are respectively mounted to the two distal ends of each of the two axles 72 with the opposite ends thereof respectively stopped against the top cover 40 and the links 74 to provide a torsional force for the links 74 for returning the links 74 to their former position while the links 74 are biased.
  • the seat frame 78 is pivotally connected to top ends of the links 74 for holding a seat pad 14 of the chair 10.
  • the spring force adjustment device set 80 comprises a knob 82 and a screw nut 84.
  • the knob 82 is rotatably mounted to the base member 30, having a screw rod 822 inserted through the spring member 50.
  • the screw nut 84 is threaded onto the screw rod 822 of the knob 82 and stopped against a bottom end of the spring member 50.
  • the screw nut 84 can be driven by the screw rod 822 to compress the spring member 50, thus changing the spring force applied to the top cover 40 from the spring member 50.
  • the angle adjustment device set 90 comprises a control bar 92, a locating plate 94, and a linking member 96, as shown in FIG. 2 and FIG. 8 .
  • the control bar 92 comprises a linking segment 922 and a control segment 924.
  • the linking segment 922 is pivotally connected to the base member 30, having an elongated slot 926.
  • the control segment 924 extends outward from the linking segment 922 through the base member 30 for the user's operation.
  • the locating plate 94 has an elongated slot 942 for a pin 38 of the base member 30 to pass through for enabling the locating plate 94 to move back and forth relative to the base member 30 and then to be selectively inserted into one of the locating grooves 442 of the positioning member 44 of the top cover 40, as shown in FIGS. 2 , 4 , and 8 .
  • the linking member 96 is a torsion spring, having its one end inserted into the elongated slot 926 of the linking segment 922 of the control bar 92 and its other end connected to the locating plate 94 in such a way that the control bar 92 is operable to move the locating plate 94 forwards or backwards.
  • the seat frame assembly 70 when the user sits on the seat pad 14, the seat frame assembly 70 is forced to pivot. During pivoting movement of the seat frame assembly 70, the top cover 40 is moved with the seat frame assembly 70 relative to the base member 30, and meanwhile, the user is biased with the seat pad 14 to rest his (her) back on the seat back 12 of the chair 10. Thus, when sitting on the seat pad 14, the user can touch the seat back 12 without moving the body.
  • the back bracket 60 will pivot on the first pivot portion 642 relative to the base member 30 to change its angle of inclination.
  • the top cover 40 is inclined slightly upwards without movement along with the back bracket 60 to the same angle of inclination. Therefore, the user will not suspend the feet in the air above the ground after having sat in position, i.e. the chair 10 can provide sitting comfort to the user.
  • the seat frame 78 gives an upward force to the user's hips subject to the return force of the spring member 76 to help the user leave from the chair 10 with less effort.
  • the user can push the control bar 92 forwards to pivot the linking segment 922 of the control bar 92 toward the locating plate 94.
  • the linking member 96 will be forced to move the locating plate 94 forwardly away from the locating grooves 442 of the positioning member 44 of the top cover 40, allowing the user to adjust the angle of inclination of the top cover 40 subject to his or her requirement and the spring force applied by the spring member 50 to the top cover 40.
  • the user can pull the control bar 92 backward, as shown in FIGS. 2 , 4 and 8 .
  • the linking segment 922 of the control bar 92 will force the linking member 96 to move the locating plate 94 backwards to be inserted into one of the locating grooves 442 of the positioning member 44 of the top cover 40, thus locking the top cover 40 in the adjusted position.
  • the user can rotate the knob 82 to move the screw nut 84 upwardly along the screw rod 822 against the spring member 50, thus changing the return force of the spring member 50 to the top cover 40.
  • the user can pull the cord member 36 to pivot the actuating member 34 against the pneumatic lifter 16, thereby adjusting the elevation of the chair 10.

Claims (7)

  1. Une structure de réglage de siège (20) comprenant :
    un membre de base (30) ;
    un couvercle supérieur (40) disposé sur une face supérieure par rapport audit membre de base (30) et comportant une portion médiane connectée pivotante audit membre de base (30) ;
    un membre ressort (50) monté sur ledit membre de base (30) et comportant une extrémité sommitale butant contre ledit couvercle supérieur (40), et un appui arrière (60) comportant deux branches latérales (62), chacune d'entre-elles comportant une première portion d'extension (64) disposée sur un des côtés latéraux dudit membre de base (30), une seconde portion d'extension (66) s'étendant en oblique vers le haut à partir de ladite première portion d'extension (64), une première portion de pivot (642) logée à l'une des extrémités de ladite portion d'extension (64) et connectée pivotante audit membre de base (30), et une seconde portion de pivot (644) logée sur ladite première portion d'extension, adjacente à ladite seconde portion d'extension (66) et
    connectée pivotante audit couvercle supérieur (40), caractérisée en ce que la structure de réglage de siège (20) comprend en outre une armature de siège (70),
    ladite armature de siège (70) comprenant :
    deux axes (72) respectivement connectés pivotants audit couvercle supérieur (40) ;
    quatre liens (74) comportant chacun une extrémité inférieure connectée pivotante à l'une des deux extrémités de l'un desdits axes (72) ;
    quatre ressorts de torsion (76) respectivement montés sur l'une des deux extrémités de l'un desdits axes (72), chacun desdits ressorts de torsion (76) comportant deux extrémités butant respectivement contre ledit couvercle supérieur (40) et lesdits liens (74) ; et
    un cadre de siège (78) connecté pivotant aux extrémités supérieures desdits liens (74).
  2. La structure de réglage de siège (20) telle que revendiquée dans la revendication 1 dans laquelle le couvercle (40) comprend deux barillets (42) pour que les axes (72) y passent respectivement au travers, chacun desdits barillets comportant un cran (422) logé sur au moins une des deux extrémités de ceux-ci, chacun desdits axes (72) comportant une broche (722) pour entrer en contact avec une paroi latérale de l'un des crans (422) lorsque l'axe (72) pivote.
  3. La structure de réglage de siège (20) telle que revendiquée dans la revendication 1 comprenant un membre d'actionnement (34) et un membre de tige (36) dans laquelle ledit membre d'actionnement (34) est connecté pivotant audit membre de base (30) et comporte une extrémité se projetant à l'intérieur d'une extrémité supérieure d'un trou de montage d'un rehausser pneumatique (32) aménagé dans ledit membre de base (30), et le membre de corde (36) comporte une extrémité connectée audit membre d'actionnement (34) pour faire pivoter ledit membre d'actionnement (34).
  4. La structure de réglage de siège (20) telle que revendiquée dans la revendication 1 comprenant en outre un ensemble de dispositif de réglage à ressort de force (80) dans laquelle ledit ensemble d'outil de réglage à ressort de force (80) comporte un bouton (82) et une vis à écrou (84), ledit bouton (82) étant monté tournant dans ledit membre de base (30) et comportant une tige filetée (822) insérée au travers dudit membre ressort (50), ladite vis à écrou (84) étant vissée sur ladite tige filetée (822) dudit bouton (82) et butant contre une extrémité dudit membre ressort (50).
  5. La structure de réglage de siège (20) telle que revendiquée dans la revendication 1 comprenant en outre un ensemble de dispositif de réglage d'angle (90) dans laquelle ledit ensemble de dispositif de réglage d'angle comprend une barre de contrôle (92) connectée pivotante audit membre de base (30), une plaque de positionnement (94) déplaçable d'avant en arrière montée sur ledit membre de base (30) et un membre de liaison (96) comportant deux extrémités respectivement connectées à ladite barre de contrôle (92) et à ladite plaque de positionnement (94), ledit couvercle (40) comportant une pluralité de trous de positionnement (442) pour y insérer sélectivement lesdites plaques de positionnement (94).
  6. La structure de réglage de siège (20) telle que revendiquée dans la revendication 5 dans laquelle ledit membre de liaison (96) est un ressort de torsion comportant une extrémité insérée dans une fente longitudinale (926) aménagée sur ladite barre de contrôle (92) et une extrémité opposée à celle-ci connectée à ladite plaque de positionnement (94).
  7. La structure de réglage de siège (20) telle que revendiquée dans la revendication 5 dans laquelle ladite plaque de positionnement (94) comprend une fente longitudinale (942) et ledit membre de base (30) comprend une broche (38) insérée dans la fente longitudinale de ladite plaque de positionnement (94).
EP11164564.4A 2010-05-31 2011-05-03 Structure de réglage de chaise Not-in-force EP2389840B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW099117493A TW201141422A (en) 2010-05-31 2010-05-31 Chair adjustment device

Publications (2)

Publication Number Publication Date
EP2389840A1 EP2389840A1 (fr) 2011-11-30
EP2389840B1 true EP2389840B1 (fr) 2013-07-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP11164564.4A Not-in-force EP2389840B1 (fr) 2010-05-31 2011-05-03 Structure de réglage de chaise

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Country Link
EP (1) EP2389840B1 (fr)
JP (1) JP3169561U (fr)
TW (1) TW201141422A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105792706A (zh) * 2014-01-20 2016-07-20 L&P财产管理公司 用于座椅家具的倾斜机构以及包括所述倾斜机构的座椅家具

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104706057B (zh) * 2013-12-13 2017-06-23 东钰家具股份有限公司 办公椅的座垫底盘与底座单元之间的快速组装结构
CN107951246A (zh) * 2018-01-06 2018-04-24 东华理工大学 一种可调式床上手机娱乐保暖节能靠背椅
ES2800425T3 (es) 2018-04-17 2020-12-30 L&P Property Man Co Mecanismo de inclinación de una silla y silla
KR102275327B1 (ko) * 2020-10-30 2021-07-09 유한회사 애니체 좌판의 개선된 백-다운구조를 갖는 등받이 의자

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005120291A1 (fr) * 2004-06-14 2005-12-22 Vitra Patente Ag Siege dote d'un mecanisme synchrone
WO2007124609A2 (fr) * 2006-04-27 2007-11-08 Vitra Patente Ag Mecanisme pour une chaise
DE102006047889B4 (de) * 2006-10-10 2008-10-23 Interstuhl Büromöbel GmbH & Co. KG Sitzmöbel, insbesondere Bürostuhl
ITMI20070718A1 (it) * 2007-04-06 2008-10-07 L & P Property Management Co Dispositivo di regolazione per sedie regolabili e simili.
TWM390712U (en) * 2010-05-31 2010-10-21 Wen-Shan Ke Chair adjustment device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105792706A (zh) * 2014-01-20 2016-07-20 L&P财产管理公司 用于座椅家具的倾斜机构以及包括所述倾斜机构的座椅家具
CN105792706B (zh) * 2014-01-20 2020-01-14 L&P财产管理公司 用于座椅家具的倾斜机构以及包括所述倾斜机构的座椅家具

Also Published As

Publication number Publication date
TW201141422A (en) 2011-12-01
JP3169561U (ja) 2011-08-04
TWI461167B (fr) 2014-11-21
EP2389840A1 (fr) 2011-11-30

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