EP0284926A1 - In ein Bett umwandelbares Sofa - Google Patents

In ein Bett umwandelbares Sofa Download PDF

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Publication number
EP0284926A1
EP0284926A1 EP88104364A EP88104364A EP0284926A1 EP 0284926 A1 EP0284926 A1 EP 0284926A1 EP 88104364 A EP88104364 A EP 88104364A EP 88104364 A EP88104364 A EP 88104364A EP 0284926 A1 EP0284926 A1 EP 0284926A1
Authority
EP
European Patent Office
Prior art keywords
fabric
rod
longitudinal rod
sofa
bed
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.)
Granted
Application number
EP88104364A
Other languages
English (en)
French (fr)
Other versions
EP0284926B1 (de
Inventor
Jihad Nassar
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to AT88104364T priority Critical patent/ATE67079T1/de
Publication of EP0284926A1 publication Critical patent/EP0284926A1/de
Application granted granted Critical
Publication of EP0284926B1 publication Critical patent/EP0284926B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • 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
    • 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
    • A47C17/22—Seating furniture having non-movable back-rest changeable to beds with means for uncovering a previously hidden mattress or similar bed part
    • 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
    • A47C17/22—Seating furniture having non-movable back-rest changeable to beds with means for uncovering a previously hidden mattress or similar bed part
    • A47C17/24—Seating furniture having non-movable back-rest changeable to beds with means for uncovering a previously hidden mattress or similar bed part with only one movable part being tiltable about a horizontal axis

Definitions

  • the present invention relates to the field of furniture and more particularly a sofa convertible into a bed, which can also, in reduction, constitute a toy.
  • a first type comprises two parts, one of which is the horizontal part which forms the seat in the sofa position and the other is the vertical part which forms the backrest in the sofa position.
  • a second type comprises three parts, the first part being constituted by the back, the second by the seat and the third being folded over the seat or behind the back.
  • a third type of sofa convertible into a bed a three-part structure is folded into the seat of a sofa which is in a way a chest containing these folded elements.
  • a sofa bed is a piece of furniture that is mainly used as a sofa and exceptionally as a bed.
  • An object of the present invention is to provide a sofa convertible into a particularly light structure bed, simple to handle and comfortable especially in the sofa position.
  • the sofa convertible into a bed comprises a base having two opposite sides between which extends an upper longitudinal rod and a fabric or equivalent passing over this rod and movable transversely to the latter between two extreme positions, the edges opposite longitudinal of this fabric being, in a first position, held so as to form a seat in front of said upper longitudinal rod and said fabric being movable by passing over it and below said rod to be brought into a second, elongated position, to form a bed in front of said upper longitudinal rod, and vice versa.
  • the opposite longitudinal edges of said fabric preferably carry a longitudinal rod, respectively, means being provided for holding the ends of these rods when said fabric is in its first position.
  • means are preferably provided for guiding the ends of the longitudinal rod associated with the front longitudinal edge of said fabric, when this fabric passes from its first position to its second position , and reciprocally.
  • the sofa convertible into a bed comprises a fixed frame forming said base and comprising, towards the rear and upwards, said upper longitudinal rod, a frame movable between two extreme positions and pivotally mounted on the opposite sides of the fixed frame, parallel to said upper longitudinal rod, the front edge of said fabric being fixed, parallel to said upper longitudinal rod, to the mobile frame, away from the means of articulation of this mobile frame on the frame fixed, the rear edge of said fabric being able to be locked against one of said frames when this fabric is in its first position.
  • the front edge of said fabric is located in front of these articulation means when this fabric is in its first position and is behind these articulation means when said fabric is in its second position.
  • the movable frame may comprise a means for blocking the longitudinal rod associated with the rear longitudinal edge of said fabric, formed so as to be able to drive said rod when this frame pivots from its first position to its second position. and allowing the withdrawal thereof in particular when the frame is in an intermediate position.
  • the opposite sides of said base respectively comprise a ramp or a groove in which the ends of the longitudinal rod associated with the front longitudinal edge of said fabric can slide, when said fabric passes from its first position to its second position, and vice versa.
  • said grooves or ramps can advantageously pass over said upper longitudinal rod and extend forwardly inclined towards the ground and, behind this rod, downward, the ends of these grooves or ramps preferably constituting end stops for said front longitudinal rod.
  • the base of the sofa convertible into a bed according to the present invention may further comprise a lower longitudinal rod situated below said upper longitudinal rod, said fabric passing under and behind this lower longitudinal rod.
  • said fabric can advantageously be arranged in the form of a mattress having hollow or weakened longitudinal parts allowing its deformation during its movement around said upper longitudinal rod, and possibly around said lower longitudinal rod, and when forms a seat in front of said upper longitudinal rod.
  • This sofa comprises a fixed frame or frame 1 resting on a floor and a mobile frame or frame 2 articulated on the fixed frame.
  • the fixed frame comprises means for supporting lateral articulations 3 on which the movable frame 2 is articulated longitudinally, an upper longitudinal rod 4 disposed towards the rear of this frame and possibly a lower longitudinal rod 5 arranged towards the rear of this frame below the rod 4.
  • this frame may consist of two lateral flanks, visible in FIG.
  • flanks serving as supports for the rods 4 and 5 which connect them together; in these flanks are formed the joints 3, for example openings in front of which are placed openings of the movable frame and pins coming to join in an articulated manner the movable frame and the fixed frame.
  • other bars may also be provided to connect the two side flanks mentioned above.
  • These lateral flanks can be of any suitable shape, to meet particular requirements of style and decoration.
  • the movable frame 2 essentially carries a longitudinal rod 6 parallel to the rods 4 and 5 and to the line connecting the articulations 3.
  • the mobile frame also includes means, such as feet 7 for holding the rod 6 at a certain height above from the floor in sofa position.
  • blocking means 8 the object of which will be explained below, can also be provided on the mobile frame 2.
  • this frame may include essentially lateral flanks of the chosen style connected by the rod 6 and possibly other rods, these lateral flanks being outside the lateral flanks of the fixed frame 1.
  • a canvas 10 is fixed by its front edge 11 to the rod 6 or rests on this rod and is fixed to another rod or another element of the movable frame 2. This canvas is caused to pass above and behind the rod 4, behind and below the rod 5, and its rear edge, normally free, is locked in the sofa position in one of the two frames.
  • a longitudinal rod 13 is fixed to the rear edge 12 of the fabric 10 and this rod 13 is housed in the notch locking means 8 of the movable frame 2.
  • FIG. 2 represents the sofa convertible into a bed of FIG. 1 in the bed position, the lower rod 5 not having been shown to facilitate understanding of this figure.
  • the movable frame 2 In the bed position, the movable frame 2 is made to pivot around the longitudinal articulation 3 so that the rod 6 carrying the front edge of the fabric 10 and pivotally driven above and behind the upper rod 4 until it rests practically on the ground. During this time, the rear edge of the fabric 10 is pulled forward and the assembly of the fabric 10 rests on the ground to form a sleeping support.
  • FIG. 3 represents a side view in a sofa position identical to that of FIG. 1, in which the movable frame 2 is, towards the front, bearing on the ground.
  • the user takes the rod 6 or another part of the movable frame 2 and lifts it up to arrive substantially at the position of FIG. 4. He can then catch the rear edge 12 of the fabric 10 and pull it forward while the articulated frame continues to pivot backwards, as shown in Figure 5. Then, in the position of Figure 6, or to a neighboring position, depending on the morphology of the fixed frame 1 , the movable frame 2 and the locking elements provided therebetween, the movable frame 2 is blocked while the fabric 10 rests on the ground.
  • Figure 7 shows an intermediate position of the sofa convertible into a bed, while an attempt has been made to move from the position of Figure 6 to that of Figure 3 by tilting the movable frame 2 in the opposite direction.
  • the movable frame 2 is brought back to its sofa position, with its feet 7 on the ground, the fabric is not engaged in the locking element 8. But the mere fact of sitting or pressing the fabric puts it in the blocking position as long as, as shown, the blocking means 8 have been suitably shaped.
  • the sofa convertible into a bed described above is susceptible to many variations.
  • Crazy rollers can be mounted on rods 4, 5, 6 and 13 to facilitate movement of the canvas.
  • An additional rod can be attached to the canvas at the point corresponding to the bottom of the seat in the sofa position, blocking means being provided in one of the two frames to block the canvas in the sofa position and stiffen the seat.
  • the dimensions of the fabric and the various supporting elements can be chosen so that, in the bed position, the size of the fabric forming the mattress placed on the floor allows a double or single bed, parallel or perpendicular to the sofa. These dimensions can also be adapted to adults, children or toys.
  • An extra flat bed base made up of thin slats can be provided and comprise a row of slats fixed to the rear of the fixed frame 1, going up to the front of the movable frame 2 and having lights in which another row of slats slides. which also have lights in which slides a third row of slats joined to the rod 13 of the rear of the mattress.
  • these slats spread out following the path of the rod 13.
  • the slats slide backwards, the rod 13 bringing the third then the second row of slats.
  • all the slats are stored under the sofa.
  • the sleeping surface part consists of a thin mattress covered with a sheet and another sheet and a cover covering the whole and connected at the front and at the back by zippers or the like.
  • the edges of the blanket can be bordered under the mattress or be joined by zippers or the like to hold the sheets and the mattress in place during the transformation from sofa to bed and vice versa.
  • Springs can join the movable frame to the fixed frame to help lift the mattress during the transformation of the sofa into a bed and vice versa.
  • This sofa convertible into a bed comprises a frame 15 resting on the ground and comprising two opposite parallel sides 15 a , 15 b connected to each other by an upper longitudinal rod 17 , a lower longitudinal rod 18 and a longitudinal reinforcing rod 27.
  • Two idler rollers 25 and 26 respectively surround the rods 17 and 18.
  • In this fixed frame are provided slots, grooves or slots 16 which will serve to guide the fabric 21.
  • the grooves 16 extend above the rod 17 and extend forward by being inclined downward and extend vertically and downwards behind the rod 17.
  • the front edge 22 of the fabric 21 surrounds a longitudinal rod 19. This rod rests, at seat height, on the front end of the groove 16 and serves as its end of travel stop 28.
  • the sheet 21 passes the idler roller 25 and the roller mad 26. Its rear edge 23 is fixed to a rear longitudinal rod 24 whose ends extend forwardly of the sidewalls 25 a and 15 b of the frame 15.
  • the front rod 19 abuts against the front ends 28 of the grooves 16 and the rear rod 24 abuts against the stop 20 provided on the chassis 15, close to the ground , and oriented towards the front and retains the fabric 15 in the sofa position.
  • the rod 19 of the front edge 22 of the fabric 21 is shown in its highest position above the upper horizontal rod 17 and the idler roller 25 which surrounds it.
  • This first edge is in the groove 16 on each of the sides 15 a and 15 b of the frame 15.
  • This groove is much wider than the diameter of the rod 19.
  • the rod 19 comes out on both sides of the sides 15 a and 15 b .
  • the user takes the second edge 23 of the fabric 21 and pulls it forward.
  • the fabric stretches and drives the first rod 19 backwards in the slides or grooves 16.
  • the fabric 21 is spread over the ground.
  • Figure 10 shows the fabric 21 spread on the floor with its coating side 21a exposed upwardly.
  • the front rod 19 of the fabric 21 rests against the end 29 in the vertical part of the groove 16.
  • the fabric is in a position similar to that shown in Figure 7. Just push or sit on the fabric, between the front rod 19 and the upper rod 17, so that the second rod 24 of the canvas 21 comes abut against the stop 20 of the chassis and maintain the seat face 21 b in the sofa position.
  • the fabric 21 is arranged in the form of a mattress which includes protruding longitudinal parts so that the mattress can deform when it goes around the longitudinal rods 17 and 18 and when it bends to form the seat in front of the longitudinal rod 17.
  • the second embodiment described above is susceptible of numerous variants.
  • the adaptation of a mechanism driving the first rod 22, composed of chains and sprockets and bypassing the groove 16, is entirely possible.
  • the groove 16 and the rod 19 could be replaced by a ramp and sliding rings on it.
  • the dimensions of the canvas can be adapted to adults or children or even to toys.
  • An extra flat base could be provided and can be arranged in an accordion under the mattress.

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Special Chairs (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
EP88104364A 1987-03-26 1988-03-18 In ein Bett umwandelbares Sofa Expired - Lifetime EP0284926B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT88104364T ATE67079T1 (de) 1987-03-26 1988-03-18 In ein bett umwandelbares sofa.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8704436A FR2612755B1 (fr) 1987-03-26 1987-03-26 Canape lit
FR8704436 1987-03-26

Publications (2)

Publication Number Publication Date
EP0284926A1 true EP0284926A1 (de) 1988-10-05
EP0284926B1 EP0284926B1 (de) 1991-09-11

Family

ID=9349584

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88104364A Expired - Lifetime EP0284926B1 (de) 1987-03-26 1988-03-18 In ein Bett umwandelbares Sofa

Country Status (10)

Country Link
US (1) US4825483A (de)
EP (1) EP0284926B1 (de)
KR (1) KR970010495B1 (de)
CN (1) CN88102516A (de)
AT (1) ATE67079T1 (de)
AU (1) AU1373888A (de)
CA (1) CA1279959C (de)
DE (1) DE3864714D1 (de)
ES (1) ES2026591T3 (de)
FR (1) FR2612755B1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4945585A (en) * 1988-07-05 1990-08-07 Stewart John V Bed with rotatable rollers
DE4322495A1 (de) * 1993-07-06 1995-01-12 Alois Schnitzler Schlafmöbel
AT365U1 (de) * 1994-10-24 1995-09-25 Krummel Freya Kombiniertes sitz- und liegemoebel
US5806910A (en) * 1996-04-30 1998-09-15 Chrysler Corporation Vehicle adjustable sling seat
EP1498050A1 (de) * 2003-07-14 2005-01-19 Pro-Cord Spa In ein Bett umwandelbares Sofa
ITFI20120264A1 (it) * 2012-11-29 2014-05-30 Paolo Bonfanti Materasso per divani-letto e divano-letto

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE494630C (de) * 1930-03-26 Karl Schueerholz In eine Bank verwandelbares Bettgestell
FR2491313A1 (fr) * 1980-10-03 1982-04-09 Ameublement Ind Et Tech Meuble de couchage et/ou d'assise, notamment siege convertible en lit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1321911A (en) * 1919-11-18 Combined davenport and bed
FR687363A (fr) * 1929-12-28 1930-08-07 Fauteuil transformable

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE494630C (de) * 1930-03-26 Karl Schueerholz In eine Bank verwandelbares Bettgestell
FR2491313A1 (fr) * 1980-10-03 1982-04-09 Ameublement Ind Et Tech Meuble de couchage et/ou d'assise, notamment siege convertible en lit

Also Published As

Publication number Publication date
FR2612755B1 (fr) 1989-07-13
CA1279959C (fr) 1991-02-12
KR880010721A (ko) 1988-10-24
KR970010495B1 (ko) 1997-06-26
CN88102516A (zh) 1988-11-30
FR2612755A1 (fr) 1988-09-30
DE3864714D1 (de) 1991-10-17
AU1373888A (en) 1988-09-29
ES2026591T3 (es) 1992-05-01
US4825483A (en) 1989-05-02
ATE67079T1 (de) 1991-09-15
EP0284926B1 (de) 1991-09-11

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