EP0794309B1 - Hold fitting for a shutter linked to the ceiling wall of a cabinet by means of a horizontal axis - Google Patents

Abstract

The invention relates to a retaining fastening for a flap pivotable around a horizontal swivel axis hinged to a top panel of a cupboard and having a lever pivotably connectable to a body part of the cupboard. A free end of the lever is guided in a rail which can be fixed to an inside of the flap at right angles to the swivel axis. The lever is acted upon by a spring-loaded device preferably having a rod which can be travelled into or out of a spring housing by pneumatic or elastic force. In accordance with the invention, the lever is a two-armed bent lever (8) whose swivel axis (7) is situated between the lever arms (9, 10), whose longer lever arm (10) is guided in the rail (17) and onto whose shorter lever arm (9) extending into the inside of the cupboard in the closed state of the flap (16, 32), one end of the spring-loaded device (5, 12) is hinged with other end being pivotably connected to the furniture body.

Description

The invention relates to a mounting bracket for a horizontal pivot axis Flap hinged to the top wall of a cupboard, with a with the body part of the cabinet articulated two-armed angle lever, whose pivot axis lies between the lever arms, the longer one Lever arm through a right angle to the swivel axis on the inside of the Flap attachable rail is guided, and being on the shorter lever arm one end of a resilient device, which preferably consists of a spring cylinder extendable by gas or spring force and can be pressed into it Rod consists, is articulated, the other end articulated with the furniture body connected is. The shorter one the lever arms of the two-armed angle lever points in the closed state Flap inside the cabinet.

In a holding fitting of this type known from DE-GM 77 05 285 that is End of the rod guided in the spring cylinder with the outer end region of the Lever articulated, this articulated connection and the bearings the corner points of the lever and the spring cylinder on a side wall of the body part form a triangle. Because flaps with retaining fittings are usually used are arranged at the user's head height, the one with the known The flap provided with the fitting is swung out dangerously supported by the spring force, so that there is a risk of injury to the user.

From DE-OS 26 48 085 a holding fitting for a flap is known, the one time from a handlebar, one end of which is at the top of the flap and its other end in a recessed position with the top of the Cabinet is hinged, and the other from one end one side wall articulated spring-loaded lever arm, the other End articulated at a distance from the link point of the handlebar with the flap is so that the flap through the handlebar and the lever arm over four joints is connected to the cabinet body and thereby from its vertical locking position is pivotable into an open position in which it is inclined located above the body part. Apart from the complicated swivel mechanism must be used when articulating the flap with this known retaining fitting There is still enough space above the cabinet to hold the To be able to pivot the flap into its open position.

From DE-OS 36 05 637 a mounting bracket for a flap is known in the this on the one hand in its middle area by a handlebar with the upper part of the Cabinets and on the other hand with their lower area by two handlebars in the side Guide rails of the side walls of the carcass part are slidably guided, so that the flap can be pivoted outwards with its upper end. This bracket also consists of a complicated joint system, whereby additionally a weight balance for the over the head of the user to the outside swinging flap must be provided.

From LU-A-0055310, which discloses the features of the preamble of claim 1, is a mounting bracket for a about a horizontal pivot axis known hinged flap hinged to the top wall of a cabinet, one with two arms that can be articulated to the body part of the cabinet Includes angle lever. The longer of the two lever arms is on by one fixed telescopic or slotted guide on the inside of the flap guided. The shorter of the lever arms has one end of a gas pressure accumulator articulated, the other end with a side wall of the furniture body hingedly connected. The shorter lever arm of the angle lever points when the flap is closed, inside the cabinet. The pivot axis of the angle lever and also the pivot axis of the other end of the Gas pressure accumulators are arranged separately on the side wall of the furniture body. In addition to the disadvantage that according to the mounting on the side wall in the The width of the cabinet available space is limited the disadvantage that due to the separate arrangement of the two pivot axes Assembly of the bracket is relatively cumbersome and time-consuming.

It is therefore the object of the invention to provide a holding fitting of the type mentioned Art to create, which is in a space-saving manner and with little Mounting effort can be attached.

According to the invention, this object is achieved in the case of a holding fitting as specified at the beginning Kind solved by the combination of features of claim 1.

The retaining fitting according to the invention can be in the upper area of the body part Assemble the cabinet in a space-saving manner without protruding parts Appearance that affect access to the closet or storage space. Due to the characteristics of the extension of the inside of the Cabinet pointing shorter lever arm on this articulated in the spring cylinder guided rod exercises the resilient device on the flap when opening initially not a major one that can be pivoted into the open position Moment out, so that an undesirable impact is avoided. The mounting plate can either be in the middle area or adjacent to a side wall Fasten to the cover plate of the body part. The arrangement of the Pivot axes of the angle lever and the other end of the resilient device on a mounting plate has in addition to the overall easier assembly the advantage that if this has elongated holes, a smooth movement of the Mounting plate for depth adjustment is possible. The angle lever is between the legs of the mounting plate.

The two lever arms of the angle lever preferably close one bluntly Angle, with the line of action of the spring force above when the flap is closed the pivot axis of the angle lever extends so that the resilient device in the closed position of the flap acting on it in the closing direction Exerts moment by holding the flap in its closed position is and that must be overcome when opening the flap before the resilient Set up on the shorter lever arm after passing through the dead center position exerts a moment acting in the opening direction.

Advantageously, the longer lever arm is adjustable in length, so that it can be easily and quickly adapted to different lengths of the flaps can.

It is expedient between the legs above the bearing axis of the Angle lever held a stop pin for the angle lever. This stop pin limits the swivel angle and thus relieves the flap with the top wall connecting hinges.

In a further preferred embodiment of the invention it is provided that the stop pin is rotatably mounted and has an eccentric shaft. This configuration simplifies the mounting of the mounting bracket, because with the appropriate rotation of the eccentric shaft of the spring cylinder with the rod extended to the stop can be installed.

The retaining fitting according to the invention is also particularly suitable as Lifting device for a two-leaf folding flap.

A lifting device is from a company brochure of the Italian company CEAM known for a two-leaf flap, which consists of an angle lever on the shorter arm the rod of a spring cylinder is articulated and on its longer arm a sleeve is telescopically guided, the front end is articulated to the lower wing of the two-leaf flap. This Known bracket affects the free access to the inside of the cabinet.

According to a particularly preferred embodiment, it is therefore provided that that the flap is the upper wing of a two-leaf folding flap is whose lower wing is articulated on a support member is that in a hinged to the side wall of the body part Guide rail is guided. The characteristic of the springy Furnishing can be chosen so that the two-leaf folding flap after briefly pulling out and lifting the lower wing via a handle automatically under the spring force in the open position swings.

According to a further preferred embodiment, that the support part from an elongated slide part, which in its middle area for locking it in a C-shaped Guide rail with one by a bolt around one to the guide rail right-angled axis rotatable, hammer-shaped Head is provided, the width of which is smaller and the length of which is greater than the width of the between the legs of the guide rail angled webs formed longitudinal slot, and from a holding part connected to the slide part for fastening a fitting part supporting the door leaf, preferably a hinge arm. Such a support part is from DE-OS 43 24 340 known, referred to the detailed description becomes.

The slide part is preferably the one with the longitudinal slot Enforcing bearing part in which the holding part by one transversely to the slide part of the axis pivotally mounted is. Such a support part, which is easier to assemble, is known from DE-296 02 424.4, to which for further illustration the supporting part is referenced.

Only the upper door wing is supported by the bracket and the lower door leaf is due to that in DE-OS 43 24 340 and DE-296 02 424.4 described support parts in vertical Guided rails of the side walls. The user therefore only needs to open the lower door wing pull a corresponding door handle towards you so that both Door leaf swung over the user's head when opening without cantilevering significantly from the furniture body.

If necessary, both the mounting bracket and the side Guide rails with the support parts are available twice be, i.e. with both lateral end areas of the flap or connected to the two-leaf folding flap.

To adjust the spring force to the holding force acting on the flap or the force supporting the pivoting is after a preferred embodiment provided that the shorter Lever arm of the two-armed angle lever adjustable in length is. The shorter lever arm is expediently also in its Angular position to the longer lever arm adjustable or adjustable.

An adjustment part can be moved on the shorter lever arm be guided with a hole for articulating the resilient Facility is provided.

The shorter lever arm with two elongated holes is expedient provided, the adjustment part of the shorter lever arm U-shaped borders and in the legs of the adjustment part the elongated holes penetrating and held in these pins. The Elongated holes can be inclined to one another in such a way that the adjustment part shifted to a circular arc on the shorter lever arm becomes. This type of shift is appropriate to the characteristic not to change the gas spring.

According to a further preferred embodiment, that a rotatable eccentric disc is mounted on the angle lever is that in a bore or an elongated hole of the adjustment part grabs and rotates with a Provide a screwdriver with a slit or a cross recess is. The eccentric disc is expediently non-positive held with its shaft in a hole in the bell crank, so that it only rotated after overcoming a frictional force can be.

Fig. 1

eine perspektivische Ansicht des montierten Haltebeschlags im geschlossenen Zustand der Möbelklappe,

Fig. 2

einen Schnitt durch einen durch einezweiflügelige Faltklappe geschlossenen Schrank mit einer Seitenansicht des Haltebeschlages und des in einer an einer Seitenwand des Korpusteils befestigten Führungsschiene geführten Halteteils, das gelenkig mit dem unteren Endbereich des unteren Klappenflügels verbunden ist,

Fig. 3

einen der Fig. 2 entsprechenden Schnitt bzw. entsprechende Seitenansicht im geöffneten Zustand der zweiflügeligen Faltklappe,

Fig. 4

eine Draufsicht auf die Befestigungsplatte für den Federzylinder und den zweiarmigen Winkelhebel,

Fig. 5

eine Draufsicht auf einen Teil eines zweiteilig ausgebildeten Winkelhebels nach einer zweiten Ausführungsform der Erfindung,

Fig. 6

eine Draufsicht auf den anderen Teil des zweiteiligen Winkelhebels,

Fig. 7

einen Querschnitt durch den aus den Teilen gemäß den Fig. 5 und 6 zusammengesetzten Winkelhebel.

Fig. 8

eine Seitenansicht eines Winkelhebels mit verstellbarem kürzeren Hebelarm,

Fig. 9

den Winkelhebel nach Fig. 8 mit entferntem Verstellteil und

Fig. 10 und 11

zwei Ansichten des Verstellteils.

An embodiment of the invention is explained below with reference to the drawing. In this shows

Fig. 1

2 shows a perspective view of the assembled holding fitting in the closed state of the furniture flap,

Fig. 2

2 shows a section through a cabinet closed by a two-leaf folding flap with a side view of the holding fitting and of the holding part guided in a guide rail fastened to a side wall of the carcass part, said holding part being connected in an articulated manner to the lower end region of the lower flap leaf,

Fig. 3

1 corresponding section or corresponding side view in the open state of the two-leaf folding flap,

Fig. 4

a plan view of the mounting plate for the spring cylinder and the two-armed angle lever,

Fig. 5

2 shows a plan view of part of a two-part angle lever according to a second embodiment of the invention,

Fig. 6

a plan view of the other part of the two-part angle lever,

Fig. 7

a cross section through the angle lever composed of the parts according to FIGS. 5 and 6.

Fig. 8

a side view of an angle lever with an adjustable shorter lever arm,

Fig. 9

8 with the adjustment part removed and

10 and 11

two views of the adjustment part.

As can be seen from Fig. 1, the mounting bracket consists of a substantially rectangular mounting plate 1, the two parallel to each other and perpendicular to it standing webs or legs 2 is connected. In the back The end region is the legs 2 with bush-like widenings 3 provided that passes through aligned cross holes 4 are. A bolt is held in these transverse bores on which the rear end of the spring cylinder 5 via one with a bearing bore understood web 6 is pivotally mounted.

In the front end area are the legs 2 with aligned cross holes provided in which a bearing pin 7 is held, on which an angle lever 8 is pivotally mounted. The angle lever 8 consists of a shorter lever arm 9 and a longer one Lever arm 10 at its free end with two on one of these rollers 11 supported in a pin passing through a transverse bore is provided. The shorter lever arm 9 has a forked end on, a bolt between its legs in aligned holes is supported on the front end of the in the spring cylinder 5 slidably guided rod 12 in a cross hole is stored.

In the case of the spring cylinder 5 and the rod guided in it 12 existing resilient device can be a gas spring or it can also be a facility in which Spring cylinder 5 between its bottom and the rod a coil spring is clamped.

The mounting plate is on both sides of the leg 2 with mounting holes 13 provided, through which they are attached by fastening screws in the middle of the cover plate 14 of a cabinet or, if appropriate can be attached near a side wall.

With the cover plate 14 is through conventional handle-cup hinges 15 connected to a flap 16 pivotable about a horizontal axis. On the inside of the flap 16 is a C-shaped guide rail 17 attached in which the rollers 11 of the longer lever arm 10 of the angle lever 8 are guided.

The lever arms 9, 10 of the angle lever 8 close, as from the 3 and 7 can be seen, an obtuse angle.

Between the bores of the legs 2 for the bearing pin 7 and the mounting plate, the legs are aligned with other Provided holes 19 in which a bolt 20 with an eccentric Shaft part 21 is supported. The bolt 20 is through a screwdriver rotatable so that the eccentricity the shaft 21 can be adjusted. The bolt 20 is used in the Fig. 3 evident way as a stop for the angle lever 8 in the open position.

5 to 7 an angle lever can be seen, the longer one Arm is adjustable. The base body 24 of the Angle lever has a U-shaped cross section. Between the lateral legs of the longer lever arm 25 is the displaceable Extension part 26 guided. To this Purpose of the extension member 26 is an elongated hole 27, the a pin 28 penetrates the legs of the longer arm 25 is supported. In the front area is the longer arm provided in its web part with an elongated hole 29 which one in a threaded bore 30 of the extension part 26 can be screwed in Fixing screw 31 penetrates, the widespread head on supports the edges of the elongated hole 29.

As can be seen from FIGS. 2 and 3, the flap 16 forms the upper wing of a two-leaf folding flap, the lower Wing 32 through a hinge strap 33 to upper wing 16 connected is. The lower wing is in its middle area provided on the outside with a handle 34. At least on a side wall of the cabinet is parallel to the opening edges a C-shaped guide rail 35 is attached in the a support member 36 is slidably guided over a conventional Four-joint double-link hinge 37 with the lower edge area of the lower wing is connected. Because of the detailed design the support members 36 and their connection by the hinges 37 with the lower wings and the design of the guide rails 35 is on DE-OS 43 24 340 and DE-296 02 424.4 directed.

As can be seen from Fig. 2, the spring cylinder extends with the rod that is slidably guided against this spring force in the closed state of the flaps approximately parallel to the top wall 14 inside the cabinet. Because of the obtuse angle, the arms 9, 10 of the angle lever 8 include, the resilient Device in the closed position a closing moment the flaps out.

As can be seen from Fig. 3, the shorter lever arm protrudes the angle lever 8 in the open position the lower wing the folding flap only marginally, so that access to the inside the cabinet by the lifting bracket according to the invention is hardly affected.

The longer lever arm 10 is both in the closed position as well as in the open position of the folding flap the upper wing 16 so that it takes up little space.

In the fully open position shown in FIG. 3 the folding flap, the hinges through the angle lever 9 not overloaded because the longer lever arm is in the open position is supported on the stop formed by the cross pin 20.

The eccentric pin 20 not only forms a stop, but also it can also be in one position for the purpose of assembly turn in the gas spring extended to its greatest length or spring device can be mounted. After assembly the eccentric bolt is turned to a position in which the angle lever is supported on it under pretension.

To assemble the retaining fitting according to the invention is first the mounting plate 1 attached to the inside of the cover plate. The mounting plate can be attached to the slots Move depth adjustment. The bell crank is convenient already stored between the legs of the mounting plate. Then, in the extended position, the gas spring or the resilient device mounted. After assembly, the longer one Lever arm of the angle lever by a small angle in the Closed position pivoted by hand and the bolt 20 is around rotated a small angle to a position in which the longer lever arm rests on it under spring force. The upper Door leaf is expediently, preferably via conventional hinges So-called clip hinges, articulated on the top wall. The lower door wing is then in a known manner with the support member connected.

The angle lever 40 shown in FIG. 8 consists of a Fig. 9 apparent one-piece body 41. This body can be punched out of thicker sheet metal or also consist of a package of thinner sheets, which then become one Basic bodies are riveted together. For bracing is the longer lever arm with a bead 42.

On the base body 41, an adjustment part 43 is slidably guided. The adjustment part 43 consists of a U-shaped bent Middle part 44, with which it is the shorter lever arm 45 of the base body 41 borders. The shorter lever arm 45 is shown in FIG. 9 evident way with two inclined to each other Elongated holes 46 provided. In the legs 47, 48 of the middle part 44 are riveted in alignment holes 49 two pins pass through the elongated holes 46.

The adjusting part 43 has aligned at its free forked end Bores 50 for articulating the piston rod of the gas spring on. The leg 48 of the adjustment part 43 is extended and with provided an elongated hole 51. This slot 51 engages circular disc shaped and provided with a cross slot Eccentric 52, the eccentric shaft in a bore 53 of the riveted longer lever arm so that it frictionally but is rotatable. The elongated holes 46 are of this type inclined to each other that the adjusting part 43 during a rotation of the eccentric 42 approximately on the dash-dotted circular line 54 in Fig. 8 is shifted.

The adjustment part is in Fig. 8 in dashed lines in its extended position shown.

Claims (14)

1. A holding fitting for a flap (16) hinged pivotally about a horizontal pivot axis at the top wall (14) of a cupboard, comprising:

   a) a two-armed bell crank lever (8) which can be hingedly connected to the carcass part of the cupboard and whose pivot axis lies between the lever arms (9, 10);

   b) wherein the free end of the longer lever arm (10) is guided in a rail (17) of the holding fitting which can be secured to the inside of the flap (16) at a right angle to the pivot axis;

   c) wherein one end of a resilient device (5, 12) of the holding fitting is hingedly connected to the shorter lever arm (9), said resilient device preferably consisting of a rod which can be moved out of and pressed into a spring-loaded cylinder by gas force or spring force, and whose other end can be hingedly connected to the furniture carcass;

   d) and wherein the shorter lever arm (9) of the two-armed bell crank lever (8) faces towards the interior of the cupboard in the closed state of the flap (16; 32),
   characterised in that

   e) the positioning bolts of the bell crank lever (8) and of the other end of the resilient device (5, 12) defining the pivot axes are respectively pivotally supported between the upwardly projecting limbs (2) and in aligned transverse bores of said limb (2) of a fastening plate (1) of the holding fitting which can be fastened to the top wall of the cupboard.
2. A holding fitting in accordance with claim 1, wherein the two lever arms (9, 10) include an obtuse angle and the line of action of the spring force extends above the pivot axis (7) of the bell crank lever (8) with a closed flap (16, 32).
3. A holding fitting in accordance with either of claims 1 or 2, wherein the longer lever arm (10) is adjustable in its length.
4. A holding fitting in accordance with any of claims 1 to 3, wherein an abutment pin (20) for the bell crank lever (8) is held between the limbs (2) above the bearing axis (7) of the bell crank lever (8).
5. A holding fitting in accordance with claim 4, wherein the abutment pin (20) is rotatably supported and has an eccentric shaft (21).
6. A holding fitting in accordance with any of claims 1 to 5, wherein the flap (16) is the upper leaf of a two-leaf folding flap (16, 32) whose lower leaf (32) is hinged to a support part (36) which is guided in a guide rail (35) hinged in the side wall of the carcass part.
7. A holding fitting in accordance with claim 6, wherein the support part consists of an elongate carriage part which is provided - in its central region for its latching an a C-shaped guide rail - with a hammer-shaped head, which is rotatable by a bolt about an axis at a right angle to the guide rail and whose width is smaller and whose length is larger than the width of the elongate slot formed between the webs angled from the limbs of the guide rail, and of a holding part connected to the carriage part for the fastening of a fitting part, preferably a hinge arm, supporting the door leaf.
8. A holding fitting in accordance with claim 7, wherein the carriage part is provided with a bearing part passing through the elongate slot in which the bearing part is pivotally supported about an axis extending transversely to the carriage part.
9. A holding fitting in accordance with any of claims 1 to 8, wherein the shorter lever arm of the two-armed bell crank lever is adjustable in its length.
10. A holding fitting in accordance with claim 9, wherein the shorter lever arm of the two-armed bell crank lever is adjustable in its angular position with respect to the longer lever arm.
11. A holding fitting in accordance with either of claims 9 or 10, wherein an adjustment part (43) is displaceably guided on the shorter lever arm (45) and is provided with a bore (50) for the hinging of the resilient device (5).
12. A holding fitting in accordance with claim 11, wherein the shorter lever arm (45) is provided with two elongate holes (46); wherein the adjustment part (43) encompasses the shorter lever arm (45) in a U shape; and wherein pins passing through the elongate holes (46) and guided in them are held in the limbs (47, 48) of the adjustment part (43).
13. A holding fitting in accordance with claim 12, wherein the elongate holes (46) are inclined towards one another such that the adjustment part (43) is displaced on an arc of a circle (54) on the shorter lever arm (45).
14. A holding fitting in accordance with any of claims 11 to 13, wherein a rotatable, eccentric disc (52) is supported at the bell crank lever and engages into a bore or into an elongate hole (51) of the adjustment part (43) and is provided for its rotation with a slit or a cross-slit.

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