EP1538293A1 - Combination of a damping device with hinges for pieces of furniture - Google Patents

Abstract

The damper (30) has a piston and cylinder damping unit (32) is fastened to a carrier arm (18) which is mounted on a plate (16) fastened to the fixed door frame (14). The carrier arm has the fixed part of the hinge formed on its end. The door (12) has a hinge plate (24) and a hinge arm (28). The end of the damper piston rod has a bumper (42) which contacts the door when it swings open to a wide angle.

Description

Combination of a damping device with hinges relative to each other pivotable articulation of furniture parts, in particular on the body of a piece of furniture hinged door leaves or flaps in which the hinge as a sunk in a recess of the movable furniture part attachable hinge cup having trained stop member, which via a hinge mechanism with the Carcass stop member is pivotally coupled, wherein the damping device a having on one of the stopper parts mounted damper housing in the cavity a fluid damping medium and a movable relative to the damping medium Resistance element is arranged, which led out with a out of the housing Actuator is coupled, which at least during a Part of the pivoting movement of the two furniture parts relative to each other with the second furniture part is in driving connection and granted him by the second furniture part Moving movement to the resistance element transfers.

Damping devices on the door wings are used for fast and swinging Closing doors of cabinets in the abrupt deceleration of the am Carcass striking door leaf arising stress and noise too avoid or at least greatly reduce. Such, with gaseous substances, such as e.g. atmospheric air or with viscous liquids, e.g. Silicone oil as Damping medium working damping devices are known per se. A this known damping devices (DE 195 22 254 A1) is designed so that the damping effect by compression and throttled blowing off in a cylindrical housing trapped air by means of a displaceable in the housing arranged piston takes place, the piston rod with the door open projecting from the cabinet body, so that the door leaf during the closing process at the free Towards the end of the piston rod and then braked. In another known Damping device (AT 004 213 U1) is a projecting from the cabinet body elongated displaceable plunger provided with a toothing, which connected via a pinion with a rotary damper, the e.g. Silicone oil as Damping medium works. When used in furniture, these damping devices separately attached to the cabinet body, in such a way that the impact shock the door catching plunger or the piston rod in which the hinges opposite area of the inside of the door leaf to the action come. But this means that the damping devices with the door open are visible and the protruding parts of the actuators, i. the piston rod or ram out of the cabinet body, so there is a risk that when loading the cabinet with or the removal of storage goods, For example, garments, these at the from the body of the furniture sticking protruding parts of the actuator and thereby damaged become. Even injuries to persons themselves can not be ruled out.

The invention is based on the object, such damping devices to create for the door of cabinets in which the described possibilities the hanging of objects or the injury of persons is avoided by protruding from the inside of the cabinet parts, and the damping device also optically does not appear.

Starting from a furniture hinge with damping device of the aforementioned Art, this object is achieved in that the damper housing is arranged on one of the stop parts and the from the damper housing led out actuator via at least one link the other stop part is articulated coupled.

According to a first embodiment of the invention, the embodiment can be so be taken that provided on the body-stop member damper housing at least a circular cross-section limited, with the fluid damping medium filled cavity, in which the resistance element in the circumferential direction rotatable on an at least one side of a front side of the damper housing outgoing shaft is mounted on the out of the damper housing led out end of the shaft, the actuating element in the form of a lever arm is arranged and that at the free end of the lever arm, the one end of the elongated Link is articulated, the opposite second end is articulated with the other stop part.

If the hinge to be damped is designed as a universal joint hinge, in which one of the cross-jointed arms at its rearward pointing in the interior of the carcass End by a slotted guide longitudinally displaceable pivotable with the body-stop member coupled, wherein the slotted guide of one in two from each other spaced parallel side surfaces of the elongated body formed Carcass stop member provided grooves and one of the side surfaces provided across parallel side cheeks of Kreuzgelenkarms, is formed in the respective associated groove engaging pin, the embodiment according to a second embodiment of the invention with advantage so be taken that the damper housing an elongated, with the fluid Has damping medium filled cylindrical cavity, in which as a resistance element a piston is arranged longitudinally displaceable, on which a Actuator forming piston rod attacks, the piston remote end is led out of the damper housing, that the damping device in one provided centrally between the side surfaces of the body-stop member, on the in the body inside pointing end of the body-stop part open elongated Cavity is arranged, and that the part of the slotted guide forming grooves of go through the side surfaces of the body-stop part from up to the cavity.

This makes a configuration possible, in which the free end of the piston rod the damping device at the door leaf-side front end of the elongated Cavity attached and displaceable in the opposite end of the as Damper cylinder executed damper housing is provided, in which case the free inner ends of the cheeks of the Kreuzgelenkarms through the grooves in the elongated cavity protruding pins with the damping cylinder in driving connection can be brought. This carrier connection can, for example, as Bayonet connection may be formed, wherein the free ends of the pins in accordance with formed recordings in the damping cylinder insertable and then by Rotation are lockable.

Fig. 1 bis 3

jeweils Ansichten eines ersten Ausführungsbeispiels der erfindungsgemäßen Kombination einer Dämpfungsvorrichtung mit einem im Längsmittelschnitt dargestellten, einen Türflügel verschwenkbar an der Tragwand des Korpus eines Schranks anlenkenden Scharniers, wobei der Türflügel in der ganz geöffneten, einer an die geschlossene Stellung angenäherten und in der ganz geschlossenen Stellung stehenden Lage dargestellt ist;

Fig. 4

eine Seitenansicht eines zweiten Ausführungsbeispiels einer erfindungsgemäßen Kombination einer Dämpfungsvorrichtung mit einem zur verschwenkbaren Anlenkung eines Türflügels an der Tragwand eines Schrankkorpus vorgesehenen Kreuzgelenkscharnier, wobei der Türflügel in der Schließstellung dargestellt ist;

Fig. 5

das in Fig. 4 gezeigte Ausführungsbeispiel, wobei eine teilweise geöffnete Stellung des Türflügels dargestellt ist; und

Fig. 6

das Ausführungsbeispiel gemäß den Fig. 4 und 5 in einer isometrischen dreidimensionalen Darstellung im Längsmittelschnitt in der der Fig. 5 entsprechenden Öffnungsstellung des Türflügels.

The invention is explained in more detail in the following description of two exemplary embodiments in conjunction with the drawing, in which: FIG.

Fig. 1 to 3

each views of a first embodiment of the combination of a damping device according to the invention with a longitudinal center section, a door pivotally hinged to the supporting wall of the cabinet of a cabinet hinging hinge, wherein the door in the fully open, one approximated to the closed position and standing in the fully closed position Situation is shown;

Fig. 4

a side view of a second embodiment of a combination of a damping device according to the invention with a provided for the pivotable articulation of a door leaf on the supporting wall of a cabinet carcass hinge, wherein the door is shown in the closed position;

Fig. 5

the embodiment shown in Figure 4, wherein a partially open position of the door leaf is shown. and

Fig. 6

the embodiment of FIGS. 4 and 5 in an isometric three-dimensional representation in the longitudinal center section in the Fig. 5 corresponding opening position of the door leaf.

In the figures 1 to 3, a first embodiment of the combination of a Damping device with a furniture hinge 10 shown schematically, in which a so-called rotary damper 60 is used, wherein in an im Circular cross-section limited, with a viscous-viscous damping medium, such as Silicone oil etc. filled space resistance elements in the form of damper wings etc. arranged on a filled with the damping medium space passing through shaft are at least one end of the end wall of the with the Damping medium filled space is led out.

In the embodiment shown in Figures 1 to 3 is such - only schematically illustrated - rotary damper 60 on a at the inner end of the carcass Support arm 18 of the hinge 10 arranged and at the same time the housing 62 of the Rotary damper forming bearing block formed on the protruding from the housing 62 End of the shaft 63 of the rotary damper, a lever arm 64 is rotatably attached, which hinged on an elongated, substantially U-shaped profiled Connecting member 66 is connected, the opposite end in turn in turn articulated on the hinge cup 24 is coupled. It can be seen in the figures that in the fully open position of the door leaf 12 (Fig. 1) of the lever arm 64 and the connected link 66 is substantially in an extended position are located. When closing the door leaf 12 of the lever arm 64 by then in Direction connected to the interior of the cabinet End of the connecting member 66 pivoted inside the cabinet, with the inside the filled with silicone oil circular cross-sectional cavity of the rotary damper 60th located resistance elements are pivoted in the same direction. The im Cavity included as damper medium Silkonöl builds a speed-dependent Resistance to which the closing of the door leaf 12 a corresponding resistance, i. a closing the door leaf builds up counteracting damping resistance.

It can be seen that by the described embodiment of the damping device and their coupling to the hinge 10 through the profiled link 66th the hinge is hidden in the fully open position, so that this link 66 thus provides an additional function as anti-trap protection, which both pinching garments in the cabinet into the hinge mechanism as well as unwanted injuries by pinching fingers prevented in the hinge mechanism of the hinge.

In the second embodiment shown in Figs. 4 to 6 is the possibility the integration of a designed as a linear damper damping device 100 in a illustrated as a universal joint hinge 10 'furniture hinge.

The universal joint hinge 10 'has one on the support wall 14 of the body a cabinet mounted mounting plate 16 mounted elongated body-stop member 18 on which, via the links of a universal joint mechanism with a mounted in a recess in the associated door leaf 12, as a hinge cup 24th trained door-stop member is coupled. The universal joint mechanism becomes of two universal joint arms 20 ', 22' formed in its central region by a Bearing pin 21 'scissor-like connected to each other pivotally. The angled Door leaf-side end of the cross joint arm 20 'is pivotable in the hinge cup 24, while its opposite corpus inner end two of laterally spaced parallel cheeks 20a, 20b of the Kreuzgelenkarms 20 'respectively inwardly projecting pins 25, each in an associated elongated Groove 27 in the opposite side surfaces of the body-stop member 18 intervene. The pins 25 and the grooves 27 thus form a slotted guide for the Body inside end of the cross joint arm 20 ', which thus both a pivoting as well as a longitudinal displacement of this Kreuzgelenkarms relative to the body-stop member 18 allows. The second cross-jointed arm 22 'is in its supporting wall side End portion on the door leaf-side front end of the body-stop member 18th pivoted hinged, while its opposite end via an interposed Handlebar 29 is coupled to the hinge cup 24. In that regard corresponds the described universal joint hinge 10 'known universal joint hinges.

The damping device 100 is in the present case within a cylindrical and open at the inner end of the carcass end longitudinal bore 31 in the body-stop member 18 and has a fixed at the closed end of the longitudinal bore 31 Piston rod 38, disposed at the opposite end of a piston 36 is. The piston 36 is slidably formed in a damping cylinder 32 as Damper housing arranged, which in turn with the free, inside pointing ends of the guided in the grooves 27 pins 25 in driving connection stands. Upon displacement of the inner end of the Kreuzgelenkarms 20 'shifts So also the damping cylinder 32 relative to the piston 36, wherein a trapped gaseous between the piston and the damping cylinder or other fluid damping medium by throttling the passage from itself each diminishing damper space and the increasing damper space the desired damping effect unfolded. With the door closed 12 occurs the largest part of the damping cylinder 32 then in the recognizable in Fig. 16 manner the rear open end of the body-stop member 18 into the body inside. When opening the door leaf 12, it is then increasingly from the in the grooves 27th shifting pins 25 drawn into the longitudinal bore 31.

From the above description of the two embodiments, it is clear that the Damping devices according to the invention in their functional structure of the Operating principles make known per se damper. New and advantageous in contrast, that the damping devices in the hinges at Corpus of the associated cabinet hinged edge region of the door leaf, and indeed are arranged on or immediately adjacent to the hinges themselves, which the The advantage is that they hardly appear visually when the door is open, but rather as part of the hinges required anyway.

Claims (4)

Combination of a damping device (60, 100) with hinges (10, 10 ') for pivoting relative to each other articulation of furniture parts, in particular on the body of a piece of furniture hinged door leaves (12) or flaps, wherein the hinge as a sunk in a recess of the movable furniture part An attachable hinge cup formed stop member (24) which is pivotally coupled via a hinge mechanism (22; 20; 22 ', 20', 29) with the body-stop member (18), wherein the damping device mounted on one of the stopper parts damper housing (bearing block 62, 32), in the cavity of which a fluid damping medium and a resistance element movable relative to the damping medium are arranged, which is coupled to an actuating element led out of the housing, which at least during part of the pivoting movement of the two furniture parts (12, 14) relative to one another with the second furniture part i n driving connection stands and him from the second furniture part (12; 14) transfers transmitted movement to the resistance element,
characterized in that the damper housing (62; 32) is disposed on one of the stop members (18; 24) and the actuator led out of the damper housing (62; 32) is connected to the other stop member via at least one link (64,66; 20 ') (24; 18) is articulated. A combination according to claim 1, characterized in that the damper housing (32) provided on the body stop member (18) has at least one cavity of limited circular cross-section filled with the fluid damping medium, in which the resistance member is rotatable in the circumferential direction on at least one side of a Is mounted on the front side of the damper housing led out shaft (63) that on the led out of the damper housing end of the shaft (63), the actuating element in the form of a lever arm (64) is arranged and that at the free end of the lever arm (64) one end of the long elongated connecting member (66) is articulated, whose opposite second end is articulatedly coupled to the other stop member (24). Combination of a damping device with a universal joint hinge according to claim 1, in which one of the universal joint arms (20 ') is coupled longitudinally displaceably and pivotably to the carcass abutment part (18) at a rear end pointing towards the interior of the carcass by means of a slotted guide, wherein the slotted guide consists of one in each case two mutually spaced parallel side surfaces of the designed as an elongated body body abutment member (18) provided grooves (27) and one of the side surfaces cross-parallel side cheeks (20a, 20b) of the cross-joint arm (20 ') provided in the respective associated groove ( 27) engaging pin (25) is formed, characterized in that the damper housing (32) has an elongated, filled with the fluid damping medium cylindrical cavity (34) in which as a resistance element, a piston (36) is longitudinally displaceable, on which one the operating eleme nt forming piston rod (38) engages, the piston-remote end is led out of the damper housing (32) that the damping device (100) in a centrally between the side surfaces of the body-stop member (18) provided on the inside of the body facing end of the body Stop part (18) open elongated cavity (31) is arranged, and that the part of the slotted guide forming grooves (27) from the side surfaces of the body-stop member (18) to pass into the cavity (31). Combination according to claim 3, characterized in that the free end of the piston rod (38) of the damping device (100) is provided on the door leaf-side front end of the damper housing designed as a damping cylinder, and in that the free inner ends of the of the cheeks (20a; 20b) of the cross-jointed arm (20 ') through the grooves (27) in the elongated cavity (31) protruding pins (25) with the damping cylinder (32) are in driving connection.

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