EP1725142A2 - Ferrure d'articulation d'un cadre de tetiere de cadre de couchette pliable - Google Patents

Ferrure d'articulation d'un cadre de tetiere de cadre de couchette pliable

Info

Publication number
EP1725142A2
EP1725142A2 EP05715906A EP05715906A EP1725142A2 EP 1725142 A2 EP1725142 A2 EP 1725142A2 EP 05715906 A EP05715906 A EP 05715906A EP 05715906 A EP05715906 A EP 05715906A EP 1725142 A2 EP1725142 A2 EP 1725142A2
Authority
EP
European Patent Office
Prior art keywords
locking
frame
iron
notch
lever
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.)
Withdrawn
Application number
EP05715906A
Other languages
German (de)
English (en)
Inventor
Jean Brossier
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.)
Sedac Mecobel NV/SA
Original Assignee
Sedac Mecobel NV/SA
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 Sedac Mecobel NV/SA filed Critical Sedac Mecobel NV/SA
Publication of EP1725142A2 publication Critical patent/EP1725142A2/fr
Withdrawn legal-status Critical Current

Links

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
    • A47C17/17—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat
    • A47C17/175—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat with tilting or lifting seat-back-rest pivot
    • A47C17/1756—Seating furniture changeable to beds by tilting or pivoting the back-rest with coupled movement of back-rest and seat with tilting or lifting seat-back-rest pivot by pivoted linkages

Definitions

  • the invention relates to an articulated fitting, which is arranged symmetrically on both sides of a head part frame of a foldable mattress frame, which is articulated on a base frame with a first articulated rectangle, which is connected to a handlebar on a head part frame joint, which connects the head part frame part with a reclining frame part, and wherein the handlebar via a second four-bar linkage, which comprises a coupling and a handlebar extension of the lying part-side handlebar of the first four-bar linkage and a coupling member which is connected at an articulation point at the end of the handlebar extension to an angle lever which is part of a folding linkage of the reclining frame part with its second angle arm, and wherein a locking iron with at least one notch, which is movably connected to the handlebar, is guided in a sliding block to a limited extent and wherein a locking bolt engages in this slide arrangement, which is fastened to the head part frame, so that this can be held locked in a flat lying position, possibly in an inclined
  • the coupling member consists of movably connected sections which can be brought into a rigid stretched position and is articulated to the slide arrangement, which causes the latching and the latching iron to be triggered after a strong lifting of the lying frame part and, when the latter is subsequently lowered, returns to the lying position , Since the bed frame is much heavier than the headboard, it is also difficult to move to the different positions. It is an object of the invention to enable an easier and more secure adjustment of the head part to the lying frame part and to ensure that the head part frame forms a counterweight to the lying frame part with respect to the articulation on the base frame when the lying frame part is folded in.
  • a release lever with locking lugs extends between the joint at the end of the steering extension and a locking pin on the locking iron in a force-fitting manner, or a locking lever with locking lugs extends at one end between a joint on the bedside handlebar of the first four-bar linkage and a joint on the locking iron and from there is guided with a guide pin in a guideway in a release manner in a spring-loaded manner, which is articulated on the locking bar at the other end.
  • the locking iron with a recess in which the locking positions are determined by locking notches is pressed upwards by a spring in such a way that the bolt on the headboard frame is pressed into the respective locking notch and that when the headboard frame is lifted, it is released a release lever with a nose for the respective locking position with the corresponding nose presses against a pin of the locking bar and thus pushes the locking bar back until the locking pin comes out of the locking notch and is held in a recess in the slide above the locking notches.
  • the latching lever presses the latching iron back with a nose to such an extent that the latching bolt emerges from the currently effective latching notch and is held in the recess in the slide above the latching notches.
  • This fitting allows the headboard frame to be snapped into place in several positions.
  • a locking iron which has a recess with several locking notches that determine the locking positions.
  • a locking pin on the head part frame engages in these notches and thus fixes the position of the head part frame. It is Locking iron pressed upwards by a spring so that the locking pin on the head part frame is pressed into the respective locking notch.
  • the locking bar has a laterally protruding pin, from which the locking bar is pushed away by lifting the head frame and the locking pin emerges from the locking notch.
  • a slide sliding on the locking bar pushes its recess over the locking notch and holds the locking bolt in the recess.
  • the headboard frame is now freely movable.
  • the locking iron is mounted on one end of a connecting link, which in turn is articulated at its other end on a handlebar from the second four-bar linkage.
  • a spring is tensioned around the joint of the locking bar between the connecting link and the handlebar of the four-bar linkage, which pushes the locking bar upwards.
  • the slide is guided on the locking iron with at least one angled edge on one long side.
  • a guide pin in the slide engages in an elongated hole in the locking iron.
  • the slider is displaceable in the length of the elongated hole on the locking iron and covers part of the recess of the locking iron.
  • the slide also has a recess that is slightly longer than the recess of the locking iron with the two notches.
  • the recess in the slide releases a maximum of two notches, and it has a projection that hides a notch when the slide slides down.
  • the locking bolt of the head part frame is held over the respectively hidden locking notch.
  • the respective position is determined by the locking iron with a recess and a locking notch and a locking lever with a locking lug, and the locking bolt attached to the head part frame by a spring in the inclined relaxation position of the head part frame pressed into the notch and in the lying position against the locking lug, so that when the head part frame is lifted to change from the lying position into the relaxing position the locking pin slides from the locking lug into the locking notch, and when the head part frame is raised further, the locking pin 5 - Slides in a longitudinal recess of a slide which is mounted for longitudinal displacement on the locking iron and covers the locking notch, so that the head part frame engages in the lying position on the locking lug.
  • the fitting allows the head frame of the device, which can be raised, to be locked in a lying position and in one or more inclined positions.
  • the lying frame part is also foldable, so that the entire device can be stowed away well.
  • the fitting is attached to a base frame by means of a four-bar link.
  • a locking pin is attached to the head frame, which is guided in a longitudinal recess of a locking iron of the fitting.
  • the locking pin 5 determines the position of the headboard frame. In the relaxation position, the locking pin rests in a locking notch in the locking iron. In the lying position, the locking pin presses against the locking lug of a locking lever.
  • a spring presses the locking iron and the locking lever in such a way that the locking bolt rests either in the locking notch or on the locking lug.
  • the locking pin slides from the locking lug to the0 locking notch and fixes the headboard frame in the relaxation position.
  • the locking pin slides out of the locking notch, a slide on the locking iron then covers the locking notch and the head frame can be brought into the lying position, in which the locking pin rests against the locking lug.
  • the movement of the indexing iron is achieved by its pivotable attachment on the locking lever.
  • the spring for pressing the recess of the locking iron and the locking lever against the locking bolt is stretched between the locking lever, near the locking lug, and the end of the locking iron opposite the locking notch.
  • an unlocking lever is used, which is rotatably fastened at one end to the locking iron and has a guide track in which a guide pin of the locking lever is guided, with which the locking lever is guided against the spring pressure.
  • the locking lever is rotatably attached to a handlebar of the second four-bar linkage.
  • FIG. 1 shows the first type of fitting with a straight headboard frame.
  • Fig. 2 shows the fitting with the headboard frame set up.
  • Fig. 3 shows the fitting with the reclining frame part raised.
  • Fig. 4 shows the fitting of the second type with a straight head part frame.
  • Fig. 5 shows the fitting with the headboard frame set up.
  • Fig. 6 shows the fitting with the lying frame part raised.
  • FIG. 7 shows an overall view of FIG. 5.
  • FIG. 8 shows in detail the locking iron with the slide, the locking lever and the unlocking lever in an exploded view.
  • Fig. 1 the first type of fitting is shown with the head frame 4 set straight.
  • the fitting is attached to the base frame 1.
  • a first four-bar linkage 2A-2B-2C-1 is used to carry the reclining frame part 3 and the head part frame 4, the
  • Lying frame 3 is held by an angle lever 21 and is connected in a joint 5 to the head frame 4.
  • the folding linkage 22 is actuated by a foot part, not shown here.
  • the head part frame 4 is held with a locking pin 9 in a locking iron 10, which preferably has two locking notches 23, 24 in a recess 11.
  • a slide 14 slides laterally and with a guide pin 37 in an elongated hole 13.
  • the slide 14 has the recess 15 with an extension 15A, which can release a locking notch.
  • the locking iron 10 is held in a pivot point 8 with a connecting member 6 in the pivot point 20 on a link 34 of a second four-bar linkage 2D-2B-34A-36.
  • a spring 7 presses between the connecting member 6 and the locking iron 10 about the pivot point 8 and thus the locking iron 10 upwards and the locking bolt 9 in each case against one of the locking notches 23, 24
  • the detent is released by the detent 18.
  • the slider 14 slides down on the locking iron 10 and the projection 16 of the slider recess covers the locking notch.
  • the locking pin 9 then rests on the projection 16 next to the locking notches, and the head part frame is thus free.
  • Fig. 3 the device is shown with a raised frame part 3, whereby the joint 5 moves down between the head frame 4 and the frame part.
  • the slide 14 is located laterally and in the slot 13 on the guide pin 37 all the way down, and the locking pin 9 of the locking iron 10 is in the free position in the recesses 11 and 15 of the locking iron 10 or the slide 14.
  • the return pin 12 strikes against the release lever 17.
  • the locking bar 10 is held by the pin 12 on the release lever 17 and the locking pin 9 of the locking bar 10 moves into the upper recess. This corresponds to the position for the horizontal headboard frame.
  • the head part frame 4 is also locked in the horizontal position again.
  • a first four-bar linkage 2A-2B-2C-1 is used to support the lying frame part 3 and the head part frame 4, the lying frame part 3 being connected to the head part frame 4 in a joint 5.
  • a second four-bar linkage 2D-2B-34A-36 is coupled to the first four-bar linkage, which consists of a base frame section 1, a head-end link 2C, which consists of an upper-end extension 2D of the left-hand side link bar 2 C, the cross coupling 2B, a section 34A, a handlebar 34 which extends on the headboard-side handlebar joint D to the joint 5 between the head part 4 and the foot part frame 3, and a coupling member 36 which extends from the section 34A in a joint G to a joint E at the upper end of the handlebar extension 2D.
  • the joints ECDG of the second quadrilateral are designated accordingly.
  • an angle lever 21 engages, which is articulated on the reclining frame part 3 and is articulated at the other end on a folding linkage 22, so that when the foot part 3 is raised, the two quadrilaterals are actuated so that the second quadrilateral joint 2D-2B -34A-36, which is connected to the locking iron 10 in a locking iron joint 8 and to an unlocking lever 44 in joints 32, 33, causes the locking bolt 9 in the locking iron 10 and slide 11 to be unlocked.
  • the head frame 4 is guided with its locking pin 9 in the recess 11 of the locking iron 10.
  • the locking lever 40 is attached to the handlebar 34 via the joint 33. At one end, the locking lever 40 has a locking lug 43, against which the locking pin 9 rests in the lying position. At the other end, the locking lever 40 is connected via the joint 32 to a control link 30, which in turn is fastened to the reclining frame part 3 via a joint 31. Thus, an elevation of the reclining frame 3 is transmitted to the locking lever 40.
  • the locking iron 10, which has at least one locking notch 23, is fastened to the locking lever 40 in the locking iron joint 8.
  • a spring 50 is stretched between the end 51 of the locking bar 10 remote from the locking notch 23 and the spring attachment 52 of the locking lever 40 and thus presses an edge of a recess 11 with the locking notches 23 of the locking bar 10 against the locking pin 9.
  • the locking bar 10 is in one Articulation point 42 of the unlocking lever 44 is fastened, in the guide path 46 of which a guide pin 41 of the locking lever 40 is guided.
  • the locking lever 40 with its locking lug 43 is moved away from the locking pin 9 and the latter is released.
  • a slide 14 is slidably mounted in an elongated hole 13 on a guide pin 37 which, when the locking bar 10 is lifted by the lifting of the head frame 4 or the lying frame part 3, covers the locking notch 23 and thus the pivoting back of the locking bar 10 and the head frame 4 in the lying position.
  • FIG. 5 shows the same fitting with the head part frame 4 raised.
  • all parts of the fitting work together as described for Fig. 4.
  • the locking pin 9 of the head frame 4 snaps into the locking notch 23 and the locking lug 43 is pivoted away from the locking pin 9.
  • the extension 15A in the link guide 15 of the slide 14 releases the entry of the locking pin 9 into the locking notch 23.
  • the guide pin 41 is located at the outer end of the guide track 46 and pulls the locking iron 10 so that the locking pin 9 comes out of the locking notch.
  • the slider 14 slides completely downward by means of the elongated hole 13 and covers the notch 23, and the detent pin 9 is in the free position in the recesses 11 and 15.
  • the lying frame part 3 can be set steeply and the head part frame 4 also reaches the joint 5 in a steep position.
  • FIG. 7 shows the overall side view of FIG. 5.
  • the head part frame 4 is angled in the joint 5 to the lying frame part 3.
  • Both frame parts 3, 4 are of the two quadrilaterals 2A-2B-2C-1; 2D-2B-34A-36 is supported on the base frame 1, and the lying frame part 3 is supported at the other end by a foot 60 which is connected to the folding linkage 22 via the angle lever 21 to the upper four-bar linkage.
  • a foot part 61 is articulated on the reclining frame part 13 with a second foot 62 via a bridge 63, which are shown folded over.
  • Fig. 8 shows an exploded view of the locking, return and unlocking parts on different scales.
  • the correlations of the bearings 8, 42 are shown in dashed lines between the locking iron 10, the locking lever 40 and the unlocking lever 44.
  • the guide slots 15, 11 and the guide edges in the slide 14 and in the locking iron 10 as well as the link recess 15A and the locking notch 23 and also the pin 37 related to the slot 13 by dash-dotted lines.
  • Base frame 2A-2B-2C-1 first four-bar link 2D-2B-34A-36 second four-bar link 2A 2A handlebar on 1 2C handlebar on 2 2D handlebar extension

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Special Chairs (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

L'invention concerne une ferrure d'articulation disposée de manière symétrique des deux côtés d'un cadre de têtière (4) et d'un cadre de couchette (3) pliable, ces cadres étant maintenus sur un bâti (1) comportant plusieurs quadrilatères articulés (2A-2B-2C-1; 2D-2B-34A-36) et reliés par une tige pliante (22). Une ferrure d'arrêt (10) reliée à un bras (34) est guidée dans une coulisse, dans cette ferrure se mettant en prise un boulon d'arrêt (9) du cadre de têtière (4) qui peut être mis en position de couchette horizontale, en position de repos inclinée ou en position d'assise droite. Un levier de libération (17) à crans d'arrêt (18, 19) s'étend par liaison de force et sous contrainte élastique entre le quadrilatère articulé et une cheville d'arrêt (12) de la ferrure d'arrêt (10), ou bien un levier d'arrêt à crans d'arrêt s'étend entre le quadrilatère articulé et une articulation de la ferrure d'arrêt, ledit levier d'arrêt étant guidé par liaison de force et sous contrainte élastique par un axe de guidage dans une glissière de guidage d'un levier de libération articulé sur la ferrure d'arrêt (10).
EP05715906A 2004-03-13 2005-03-10 Ferrure d'articulation d'un cadre de tetiere de cadre de couchette pliable Withdrawn EP1725142A2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102004012421A DE102004012421B3 (de) 2004-03-13 2004-03-13 Gelenkbeschlag für die Kopfpartie einer Bettcouch
DE102004041451A DE102004041451A1 (de) 2004-03-13 2004-08-27 Gelenkbeschlag für die Kopfpartie einer Bettcouch
PCT/EP2005/002526 WO2005087050A2 (fr) 2004-03-13 2005-03-10 Ferrure d'articulation d'un cadre de tetiere de cadre de couchette pliable

Publications (1)

Publication Number Publication Date
EP1725142A2 true EP1725142A2 (fr) 2006-11-29

Family

ID=34964524

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05715906A Withdrawn EP1725142A2 (fr) 2004-03-13 2005-03-10 Ferrure d'articulation d'un cadre de tetiere de cadre de couchette pliable

Country Status (5)

Country Link
US (1) US20070277311A1 (fr)
EP (1) EP1725142A2 (fr)
DE (2) DE102004012421B3 (fr)
RU (1) RU2006136144A (fr)
WO (1) WO2005087050A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007022005A1 (de) * 2007-05-08 2008-11-13 Sedac-Mecobel S.A. Sitz-Bett-Faltgestell

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT391605B (de) * 1988-12-19 1990-11-12 Hoppe Kg Hodry Metallfab Beschlag fuer ein in ein bett umwandelbares sitzmoebel
DE69310133T2 (de) 1993-02-17 1997-10-30 Sedac Mecobel Gelenkbeschlag der Kopfpartie einer Matratze von einer Bettcouch
US5450637A (en) * 1994-03-07 1995-09-19 Hickory Springs Manufacturing Company Folding sofa bed frame structure with movable mattress support bar
CA2339691C (fr) * 2001-03-08 2008-09-30 Yi-Chen Huang Dispositif de raccordement pour meubles
DE10121763A1 (de) * 2001-05-04 2002-11-07 Sedac Mecobel S A Sitz- und Liegemöbel

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2005087050A2 *

Also Published As

Publication number Publication date
RU2006136144A (ru) 2008-04-20
DE102004041451A1 (de) 2006-03-02
US20070277311A1 (en) 2007-12-06
WO2005087050A3 (fr) 2005-12-01
DE102004012421B3 (de) 2005-09-15
WO2005087050A2 (fr) 2005-09-22

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