Classifications

• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F17/00—Special devices for shifting a plurality of wings operated simultaneously
  • E05F17/002—Special devices for shifting a plurality of wings operated simultaneously for wings which lie one behind the other when closed
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
  • E05F5/003—Braking devices, e.g. checks; Stops; Buffers for sliding wings
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F15/00—Power-operated mechanisms for wings
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
  • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
  • E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
  • E05F5/027—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops with closing action
• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
  • E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
  • E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
  • E06B3/42—Sliding wings; Details of frames with respect to guiding
  • E06B3/46—Horizontally-sliding wings
  • E06B3/4663—Horizontally-sliding wings specially adapted for furniture
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
  • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
  • F25D23/00—General constructional features
  • F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
• • E—FIXED CONSTRUCTIONS
  • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
  • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
  • E05Y2900/00—Application of doors, windows, wings or fittings thereof
  • E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
  • E05Y2900/302—Application of doors, windows, wings or fittings thereof for domestic appliances for built-in appliances
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
  • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
  • F25D23/00—General constructional features
  • F25D23/02—Doors; Covers

Definitions

• the invention relates to a tow-door fitting for coupling a door of a refrigerator attached to at least one hinge with a door of a furniture body attached to at least one further one- or multi-axis hinge, in which the cooling unit is installed, wherein the tow door fitting comprises a guide element and a through the Guide member guided slide, and wherein the guide member is disposed on one of the doors and the slider on the other of the doors.
• both doors usually have different pivot axes.
• the door of the refrigerator is referred to as a appliance door and the furniture body as a furniture door.
• refrigerator freezers are included as well as fridge freezers. Further, it is possible to have such
• Towing door fitting to be used in conjunction with other built-in appliances with appliance door, for example with microwave ovens, dishwashers, steamer or ovens, etc ..
• both doors are coupled together, so that opening or closing the door is done by moving the furniture door.
• a towed door fitting known via which the two doors coupled with respect to their pivotal movement with each other and a displacement of the hinges opposite edges of the two doors, resulting from the different rotation or Swivel axes results compensates.
• a damping device which is arranged in addition to a towed door fitting between the furniture door and the appliance door. Due to the installation depth of this damping device, however, a recess in the refrigerator door is necessary to allow a desired small distance of about a few millimeters between the refrigerator door and furniture door. This arrangement is therefore not universally applicable or retrofitted. In addition, the additional damping device leads to an increased installation effort when installing the cooling device in the furniture body.
• An inventive tow door fitting of the type mentioned above is characterized in that it has at least one damping device for damping a relative movement between the slider and the guide element over at least one defined portion of the relative movement.
• the integration of the damping device in the tow door fitting a compact arrangement for coupling the two doors while damping the opening and / or closing movement is created.
• Towing hardware can be used or retrofitted in the same way as well-known fittings, which serve only the coupling of the doors, universally in commercial refrigerators.
• the slide is guided by the guide element by means of a sliding guide. It is thus possible a simple and inexpensive construction of the tow door fitting.
• a plurality of damping devices are provided, which are arranged side by side in or on the guide element or in or on the slide.
• the distribution of the damping effect on a plurality of damping devices allows to use as flat damping devices. Their arrangement side by side leads to a towed door fitting with a correspondingly low overall height.
• the tow-door fitting has at least one energy store which is arranged so that it is tensioned when opening and / or closing the doors coupled by the tow-door fitting.
• the at least one energy accumulator acts on the slide relative to the guide element with a force at a certain opening or closing angle of the doors.
• the at least one force accumulator is directly or indirectly in operative connection with the at least one damping device and exerts a force in a damping direction on the damping device.
• the tow door fitting has at least one driver which cooperates with the at least one energy accumulator.
• the driver may be guided by a control, wherein either the control element is formed in or on the guide element and the driver is engaged over at least one further portion of the relative movement with the slider or wherein the control element is formed in or on the slide and the Driver is engaged with the guide element via the at least one further section of the relative movement.
• the at least one driver is pivotally mounted about an axis which is approximately perpendicular to a front surface of one of the doors.
• At least one further damping device is provided for damping the relative movement between the slide and the guide element, which dampens the relative movement in a direction which is opposite to the damping direction of the damping device. It is thus achieved that the doors are damped not only during the closing movement, but also when opening to a maximum opening angle. Thus, overstretching of the hinges as well as striking the doors, for example on a wall or the like, can be prevented.
• the at least one damping device and / or the at least one further damping device is a linearly operating device with cylinder and lifting rod.
• the at least one damping device and / or the further damping device is a rotary damper, wherein the slide has a push rod which is formed at least in sections as a toothed rack.
• a driver plate is pivotally mounted at one end of the slider or the slider has a push rod which is flexible and at the end of which the driver plate is arranged at an angle. Due to the different
• the tow door fitting has at least one adjusting device for at least one part size.
• a such Einsteilloid is depending on the design, inter alia, the size of the damping effect and / or the size of the force of the force accumulator and / or the relative position between the slide and guide element, from which the damping effect begins.
• the closing and / or opening speed of the coupled doors and / or the closing and / or opening angle of the doors, starting from which the damping and / or a self-closing effect are used can be adapted to the respective requirements or cooling devices.
• Fig. 1 a is a schematic perspective view of a furniture body with built-in refrigerator and teilmontêtm
• Fig. 1 b is a detail view of Fig. 1 a;
• FIG. 2b is a detail view of Fig. 2a and
• FIGS. 3a-3c show a tow-door fitting with the cover removed with different slide positions, each in a plan view.
• FIG. 1 shows a perspective schematic view of a furniture carcass 10 with an opened furniture door 1 1, which is fastened by way of example two hinges 13 on a side wall of the furniture carcass 10.
• a cooling device 20 such as a refrigerator or a freezer, installed in the furniture body 10 .
• the cooling device 20 has a door 21, which is closed in the present case.
• FIG. 1a shows the arrangement in a partially assembled state in order to illustrate the installation of the tow door fitting on the furniture door 11 to be able to.
• Fig. 1 b a detail of Fig. 1 a in the region of the towed door fitting is shown enlarged.
• the guide member 30 has a lid 31 with mounting holes 32, through which the tow door fitting is screwed to the furniture door 1 1.
• the guide element 30 is designed plate-shaped with a substantially rectangular base surface with which the guide member 30 rests on the surface of the furniture door 1 1. Perpendicular to this base, the guide member 30 has a low height of a few millimeters to about 10 millimeters.
• the slider 40 comprises a parallel to the base surface of the guide member 30 aligned thrust rod 41, at its free end an approximately perpendicular to the push rod 41 stationary drive plate 42 is attached.
• the driver plate 42 and the push rod 41 are not rigidly connected to each other, but by means of a hinge which is formed by a pin connecting the push rod 41 and the driver plate 42.
• the angle between the push rod 41 and the cam plate 42 may be varied within an angular range due to the hinge.
• Fig. 2a shows in the same way as Fig. 1a the built-in furniture body 10 cooling device 20, but here with fully assembled tow door hardware.
• the furniture door 1 1 and the door 21 are in the region of their pivotal free edges 12 and 22, which are opposite to the hinges of the doors 1 1, 21, coupled together by the tow door fitting. In the example shown, both doors 1 1, 21 are open.
• the hinges carrying the appliance door 21 of the refrigerator 20 are often pin hinges, which are not visible in this figure.
• FIG. 2b shows, analogously to FIG. 1b, a detail from FIG. 2a in the region of the towed door fitting.
• the driver plate 42 rests on the free edge 22 of the door 21 and is connected thereto, for example by a screw connection.
• the free edges perform 12 or 22 of the two doors 1 1, 21 a relative movement to each other, on the one hand in a shift and the other in a slight rotation of the two edges 12, 22 to each other results.
• the rotation of the two edges 12, 22 to each other is compensated by the Verkippbarkeit the driver plate 42 relative to the push rod 41.
• the displacement of the edges 12, 22 relative to one another leads to a displacement of the slider 40 relative to the guide element 30.
• the slider 40 is pushed from its rest position, which can be seen in FIGS. 1 a and 1 b, into the guide element 30.
• Such a movement into the guide element 30 is possible despite the angularly projecting driver plate 42 through a corresponding recess in the lid 31.
• FIGS. 3a-3c a tow-door fitting according to the application is illustrated in more detail in one exemplary embodiment. To provide insight into the internal structure of the towed door fitting, the tow-door fitting is shown in all three cases without the lid 31.
• FIGS. 3 a, 3 b and 3 c differ in different positions in which the slider 40 is located relative to the guide element 30.
• Fig. 3a shows the tow door fitting with the slider 40 in the rest position, which is also shown in Figs. 1 a and 1 b.
• Fig. 3c shows an end position of
• Fig. 3b shows a middle position of the slider 40, which lies between the rest position of Fig. 3a and the end position of Fig. 3c.
• the guide member 30 has a base plate 33, on which in Figs. 1 b and 2b visible cover 31 is placed. Accordingly, in the base plate 33 at the same point as in the lid 31 mounting holes 32 are provided, which are designed here as slots. It can be provided that the lid 31 is locked to the base plate 33. In the assembled state, it is also held by the common mounting screws.
• the base plate 33 may, for example, be manufactured in one piece as an aluminum or zinc die-cast part or plastic injection-molded part.
• a guide 34 aligned in the longitudinal direction of the base plate 33 is formed, for example as a dovetail or T-slot sliding guide.
• the guide 34 is arranged centrally.
• the guide 34 of the slider 40 with its push rod 41, which is adapted in its profile of the guide 34, used.
• the push rod 41 At its in the interior of the guide member 30 and the driver plate 42 opposite end of the push rod 41 is T-shaped in a hammer-like head 43 over. With this head 43, it interacts with lifting rods 36 of damping devices 35 that are only visible in the projection in FIG. 3a.
• the damping devices 35 may be, for example, air or fluid be damper device.
• damping devices 35 there are four damping devices 35, which are arranged in pairs of two each symmetrically next to the guide 34. In principle, a different number of damping devices 35 is possible.
• Several side-by-side damping devices 35 offer the advantage that a sufficiently large damping effect can be achieved despite the very low overall height of the tow-door fitting.
• the lifting rods 36 slightly spring-loaded push against the head 43 so that it can move without damping effect from the rest position shown in the direction of the end positions (in the figure to the left).
• the damping effect of the damping devices 35 sets in when the head 43 strikes the free ends of the lifting rods 36.
• the stroke of the lifting rods 36 is smaller in the illustrated embodiment than the displacement, which passes through the slider 40 between the rest position and end position. Accordingly, a damping is not given over the entire path, but only over a lying in front of the rest position path section, which is determined by the stroke of the lifting rods 36.
• a certain guide play may be provided, which also increases towards the edge region of the base plate 33.
• the push rod 41 gains a clearance in a direction perpendicular to the guide direction and parallel to the plane of the base plate. If the rotary or pivot axes of the furniture door 1 1 and the door 21 are not exactly parallel to each other, this leads to a displacement of the edge 22 of the door 21 with respect. Their height relative to the edge 12 of the furniture door 1 1 when pivoting the doors 1 1 , 21. Such a movement can be compensated by said play the push rod 41.
• each of the drivers 38 is associated with an energy storage, which is designed here as a spring 39.
• the springs 39 are designed as tension springs and fixed at one end to one of the drivers 38 and the other end to an attachment point of the base plate 33, such that the slider 40 via the activators 44th and the driver 38 is pulled into the rest position. In this case, a bias of the springs 39 may be provided in the rest position.
• Fig. 3b shows the tow door fitting in a position of the slider 40, which corresponds to an opening angle of the doors 1 1, 21 of about 50 °, wherein an opening angle of 0 ° closed doors 1 1, 21 and an opening angle of about 90 ° right angles opened doors 1 1, 21 is assigned.
• the tow-door fitting should be dimensioned such that the length of the displacement path permits a desired maximum opening angle of the furniture door 11 or the door 21 of the appliance. It can be provided that the maximum opening angle of the doors 1 1, 21 is defined by the end position of the towed door fitting. However, it may also be that the maximum opening position is limited by the hinges 13 of the furniture body 10 or by the hinges of the refrigerator.
• the slider 40 In a closing operation of the doors 1 1, 21, the slider 40 initially moves in the direction of the rest positions (in Figs. 3a -3c to the right). When sweeping over the middle position shown in Fig. 3b then the first driver 38 are guided out of the final position of the K Wegstockkurve 37, whereby the driver 38 and the slider 40 are acted upon by the tensile force of the springs 39, whereby a self-closing function for the doors 1 1, 21 is given.
• the head 43 sets on the ends the lifting rods 36 of the damping devices 35, so that the further closing movement is attenuated to the rest position of the refrigerator.
• the damping function when closing the furniture door 1 1 or door 21 it is conceivable in addition to the damping function when closing the furniture door 1 1 or door 21 to provide damping on movement of the doors 1 1, 21 at the maximum opening angle.
• the guide element 30 in addition to the damping devices 35, one or more further damping devices may be arranged in the opposite end region of the base plate 33, against which the head 43 strikes when moving to the end position.
• the further damping devices can also be designed, for example, as an air or fluid damping device. Since the path to be damped for the further damping devices can be too small when the doors 1 1, 21 are moved to the maximum opening angle, the further damping devices can also be designed as elastic elements.
• the linearly operating damping devices 35 shown in FIGS. 3a-3c can also be provided with one or more rotary dampers.
• the push rod 41 may be designed as a rack.
• rotary damper with attached gears are arranged, which cooperate with the teeth of the push rod 41. It can be provided, the teeth on the push rod 41 only partially perform, so that a damping is given only over a predetermined displacement in the rest position.
• the push rod 41 may be designed so long that the driver plate 42 is positioned over the entire displacement path of the slider 40 outside the base of the guide element 30 and is not located directly above the base plate 33.
• the lid 31 does not need to have correspondingly the cutout in its upper side, only in the side a recess for the push rod is provided.
• the guide element 30 can be installed completely hidden between the furniture door 11 and the appliance door 21 and is not visible even when the doors 11, 21 are open. If the push rod 41 additionally formed slightly flexible, can on the
• Pivotability of the driver plate 42 are dispensed relative to the push rod 41, since a rotation of the edges 12 and 22 of the two doors 1 1, 21 to each other during the opening process by the longer and flexible push rod 41 is balanced.
• the driver plate 42 can then be made in one piece with the push rod 41, for example as a plastic injection molded part.
• Einsteilvoriquesen may be provided, which make it possible to adjust the damping effect of the at least one damping device 35. If the damping device 35 are designed as air or fluid damping devices, an adjustment of the damping effect in a known manner, for example, with a throttle screw. By this adjusting device, it is for example possible to adjust the closing and / or opening speed of the cooperating doors 1 1, 21, as it may be necessary when retrofitting to an existing installation unit and furniture furniture door.
• the towed door fitting Einsteilvoriquesen may be provided, which make it possible to adjust the closing and / or opening speed by the closing and / or opening force of the force acting on the at least one damping device 35 Kraftepi- cher, ie. the spring 39, is adjustable. This can be done for example by changing the length of the spring 39 by means of an adjusting screw or a worm wheel. If the energy storage device, for example, designed as a spiral spring, the coil spring can be wound more or less by means of an adjusting device in order to bring about the force change.
• the mounting holes 32 are designed as slots as a simple adjusting device of this type.
• an adjusting device which can be operated after tightening the tow door fitting on one of the doors.
• the at least one damping device could be displaced by means of a worm wheel or an adjusting screw in the corresponding position. It may alternatively or additionally be provided to vary within the tow-door fitting the means which activate the at least one damping device 35, for example the head 43 of the slide 40, in their relative position to the damping device 35.
• the at least one damping device 35 within the towed door fitting slidably mounted to the guide member 30 so that the head 43 of the slider 40 at different positions of the slider 40 touches the end of the lifting rod 36 of the damping device 35.
• the aforementioned adjusting devices have an effect on at least one part size of the towed door fitting. Depending on the design, these part sizes are, among other things, the closing and / or opening speed of the coupled doors when the damping effect is active and / or the beginning of the damping effect starting at an adjustable closing and / or opening angle.
• tow door hardware is described above in connection with a refrigeration appliance, it is understood that it can also be used with other modular appliances having their own appliance door, which are installed in a furniture carcass with a furniture door.

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• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Physics & Mathematics (AREA)
• Mechanical Engineering (AREA)
• Thermal Sciences (AREA)
• General Engineering & Computer Science (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Refrigerator Housings (AREA)
• Hinges (AREA)
• Closing And Opening Devices For Wings, And Checks For Wings (AREA)

Priority Applications (6)

Applications Claiming Priority (2)

Publications (1)

Family

ID=48170473

Family Applications (1)

Country Status (9)

Cited By (2)

Families Citing this family (44)

Citations (9)

Family Cites Families (23)

• 2012
  • 2012-04-25 DE DE201210103629 patent/DE102012103629A1/de not_active Withdrawn
• 2013
  • 2013-04-22 JP JP2015507483A patent/JP6295246B2/ja not_active Expired - Fee Related
  • 2013-04-22 PL PL13718180T patent/PL2841668T3/pl unknown
  • 2013-04-22 EP EP13718180.6A patent/EP2841668B1/de active Active
  • 2013-04-22 KR KR1020147032891A patent/KR102029694B1/ko not_active Expired - Fee Related
  • 2013-04-22 WO PCT/EP2013/058247 patent/WO2013160221A1/de not_active Ceased
  • 2013-04-22 CN CN201380021889.5A patent/CN104364457B/zh not_active Expired - Fee Related
  • 2013-04-22 ES ES13718180.6T patent/ES2637480T3/es active Active
  • 2013-04-22 US US14/396,797 patent/US9228386B2/en not_active Expired - Fee Related

Patent Citations (9)

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