EP4252588B1 - Iron frame sofa with foldable hinge structure - Google Patents
Iron frame sofa with foldable hinge structure Download PDFInfo
- Publication number
- EP4252588B1 EP4252588B1 EP23163483.3A EP23163483A EP4252588B1 EP 4252588 B1 EP4252588 B1 EP 4252588B1 EP 23163483 A EP23163483 A EP 23163483A EP 4252588 B1 EP4252588 B1 EP 4252588B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sofa
- foldable
- assembling pipe
- mainframe
- square tubes
- 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.)
- Active
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 28
- 229910052742 iron Inorganic materials 0.000 title claims description 14
- 238000004806 packaging method and process Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000005022 packaging material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
- A47C17/16—Seating furniture changeable to beds by tilting or pivoting the back-rest
- A47C17/165—Seating furniture changeable to beds by tilting or pivoting the back-rest with forward tiltable back-rest, e.g. back cushion
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C20/00—Head -, foot -, or like rests for beds, sofas or the like
- A47C20/02—Head -, foot -, or like rests for beds, sofas or the like of detachable or loose type
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C4/00—Foldable, collapsible or dismountable chairs
- A47C4/04—Folding chairs with inflexible seats
- A47C4/18—Folding chairs with inflexible seats having a frame made of metal
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/02—Parts or details of bedsteads not fully covered in a single one of the following subgroups, e.g. bed rails, post rails
- A47C19/021—Bedstead frames
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C5/00—Chairs of special materials
- A47C5/04—Metal chairs, e.g. tubular
- A47C5/10—Tubular chairs of foldable, collapsible, or dismountable type
-
- 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
- A47C7/407—Support for the head or the back for the back of collapsible type
-
- 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
- A47C7/54—Supports for the arms
- A47C7/541—Supports for the arms of adjustable type
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2220/00—General furniture construction, e.g. fittings
- A47B2220/0061—Accessories
- A47B2220/0069—Hinges
- A47B2220/0072—Hinges for furniture
Definitions
- the present application relates to the technology field of iron frame sofa, in particular to an iron frame sofa with a foldable hinge structure.
- the object of the present application is to provide an iron frame sofa with a foldable hinge structure to solve the problems raised in the above prior art.
- An iron frame sofa with a foldable hinge structure including a sofa mainframe, wherein a connecting square tubes is mounted at each of four inner corners of the sofa mainframe, a supporting leg is mounted at a bottom of each the connecting square tube, a grille supporting frame is mounted at a top of the sofa mainframe, a first assembling pipe seat is mounted at each of two sides of a back of an inner wall of the sofa mainframe, a first assembling pipe is sleeved with the first assembling pipe seat at top end of the first assembling pipe seat, a second assembling pipe seat is mounted at each of a front and a rear side of a right side of the inner wall of the sofa mainframe, a second assembling pipe is sleeved with each the second assembling pipe seat at top end of the second assembling pipe seat, a foldable hinge is mounted at each of two top ends of the second assembling pipe and the first assembling pipe, and a foldable top bar is mounted on top of the foldable hinge.
- the sofa mainframe includes two first square tubes and a plurality of second square tubes, wherein the plurality of second square tubes are each fixed between the corresponding ends and the centers of the two first square tubes.
- numbers of the connecting square tubes and the supporting legs are both four.
- the grille supporting frame is composed of a plurality of first bar members and a plurality of second bar members disposed criss-cross at equal intervals.
- a number of the foldable hinge is four, and one foldable top bar is mounted between the tops of two adjacent foldable hinges, and a foldable angle of the foldable hinge is 0-90°.
- An iron frame sofa with a foldable hinge structure includes a sofa mainframe 1 with connecting square tubes 2 mounted at four inner corners of the sofa mainframe 1. Supporting legs 3 are mounted at bottom of the connecting square tubes 2. A grille supporting frame 4 is mounted on top of the sofa mainframe 1. First assembling pipe seats 5 are mounted on both sides of the back of the inner wall of the sofa mainframe 1, and first assembling pipes 6 are sleeved with the first assembling pipe seats 5 at the top ends of the first assembling pipe seats 5.
- Second assembling pipe seats 7 are mounted on the front and rear sides of the right side of the inner wall of the sofa mainframe 1, and second assembling pipes 8 are sleeved with the second assembling pipe seats 7 at the top ends of the second assembling pipe seats 7.
- Foldable hinges 9 are mounted at both ends of the top of the second assembling pipes 8 and the first assembling pipes 6.
- the overall structure of the iron frame sofa 1 is simple, and it is convenient to minimize packaging volume by folding the armrest and backrest frame by hinges, which can save space and reduce transportation costs and save packaging materials and have high stability and practicality, having certain promotion value.
- the sofa mainframe 1 includes two first square tubes 101 and a plurality of second square tubes 102, wherein the plurality of second square tubes 102 are fixed separately between the corresponding ends and between the centers of the two first square tubes 101.
- the numbers of the connecting square tubes 2 and the supporting legs 3 are both four.
- the grille supporting frame 4 is composed of a plurality of first bar members 401 and a plurality of second bar members 402 disposed criss-cross at equal intervals.
- the number of the foldable hinges 9 is four, and one foldable top bar 10 is mounted between the tops of two adjacent foldable hinges 9, and the foldable angle of each foldable hinge 9 is 0-90°.
- the first assembling pipe and the second assembling pipe are folded by means of the foldable hinges to achieve the overall optimal minimum product volume, which facilitates the transportation and packaging protection of the entire product, reduces transportation costs and packaging costs, and ultimately increases the interests of consumers.
- the pipe skeleton structure is used in the sofa mainframe and other components, which is characterized by light weight and small size, while reducing deforestation and realizing environmentally friendly manufacturing and production.
- sofa armrests and backrests using the hinge folding method of the sofa support frame are formed by the first assembling pipe and the second assembling pipe mating with the foldable top bar by foldable hinges, as well as the mainframe body as the seat, it is only necessary to tear the compression film and perform a reset manually.
- the assembly is also simple and easy to operate.
- the overall structure is simple and easy to achieve the smallest packaging volume through folding armrests and backrests by means of foldable hinges, which can save space and reduce transportation costs and save packaging materials and have high stability and practicality, having certain promotion value.
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Assembled Shelves (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Special Chairs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220708344.8U CN217309671U (zh) | 2022-03-29 | 2022-03-29 | 一种折叠铰链工艺结构的铁架沙发 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP4252588A1 EP4252588A1 (en) | 2023-10-04 |
EP4252588C0 EP4252588C0 (en) | 2024-04-03 |
EP4252588B1 true EP4252588B1 (en) | 2024-04-03 |
Family
ID=83002628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP23163483.3A Active EP4252588B1 (en) | 2022-03-29 | 2023-03-22 | Iron frame sofa with foldable hinge structure |
Country Status (7)
Country | Link |
---|---|
US (1) | US20230309700A1 (zh) |
EP (1) | EP4252588B1 (zh) |
KR (1) | KR20230001932U (zh) |
CN (1) | CN217309671U (zh) |
AU (1) | AU2023201887A1 (zh) |
CA (1) | CA3194130A1 (zh) |
GB (1) | GB2618211B (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5339609A (en) * | 1976-09-21 | 1978-04-11 | Kawasaki Chishitsu Kk | Poor subsoil expansion pressure measuring instrument combined creep testing apparatus |
JPH05199925A (ja) * | 1992-01-29 | 1993-08-10 | Chubu Sogyo Kk | 家具・寝台用構成骨体 |
JPH09215549A (ja) * | 1996-02-14 | 1997-08-19 | Teruo Uchikoshi | 折り畳み式ソファー |
JP4831713B1 (ja) * | 2011-04-25 | 2011-12-07 | 直伸 山下 | 角度調整金具 |
US10244869B2 (en) * | 2014-09-23 | 2019-04-02 | Stadium Holding, Inc. | Stadium chair |
IT201800002874A1 (it) * | 2018-02-20 | 2019-08-20 | Nardi S P A | Divano, poltrona o simile articolo di mobilia in kit, e relativo metodo di montaggio |
-
2022
- 2022-03-29 CN CN202220708344.8U patent/CN217309671U/zh active Active
-
2023
- 2023-03-22 EP EP23163483.3A patent/EP4252588B1/en active Active
- 2023-03-22 US US18/187,668 patent/US20230309700A1/en active Pending
- 2023-03-24 GB GB2304293.0A patent/GB2618211B/en active Active
- 2023-03-24 CA CA3194130A patent/CA3194130A1/en active Pending
- 2023-03-28 AU AU2023201887A patent/AU2023201887A1/en active Pending
- 2023-03-28 KR KR2020230000607U patent/KR20230001932U/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB2618211A (en) | 2023-11-01 |
GB202304293D0 (en) | 2023-05-10 |
US20230309700A1 (en) | 2023-10-05 |
EP4252588C0 (en) | 2024-04-03 |
GB2618211B (en) | 2024-07-24 |
EP4252588A1 (en) | 2023-10-04 |
AU2023201887A1 (en) | 2023-10-19 |
KR20230001932U (ko) | 2023-10-06 |
CA3194130A1 (en) | 2023-09-29 |
CN217309671U (zh) | 2022-08-30 |
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