Classifications

• • 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
  • F25D23/028—Details
• • 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
  • E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for refrigerators
• • 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
  • F25D2323/00—General constructional features not provided for in other groups of this subclass
  • F25D2323/02—Details of doors or covers not otherwise covered
  • F25D2323/024—Door hinges
• • 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
  • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
  • F25D2400/18—Aesthetic features

Definitions

• the present invention relates to a domestic appliance, in particular a refrigerator, with an outer wall and an inner wall, which are connected to each other along longitudinal edges, and at least one end element, which is respectively connected to a transverse edge of the outer wall or the inner wall.
• a domestic appliance in particular a refrigerator
• an outer wall and an inner wall which are connected to each other along longitudinal edges, and at least one end element, which is respectively connected to a transverse edge of the outer wall or the inner wall.
• Such a door is known for example from DE 103 02 797 A1 and DE 102 59 749 A1.
• a door of this type is easily manufactured at different heights, since outer and inner walls of the same flat material can be cut and shaped in a length required for a desired height of the door, and a same model of the closing element in doors of different heights can be installed.
• a disadvantage of this known door is that the end element, in order to be able to receive a transverse edge of the outer wall in a groove, has to project slightly beyond the outer wall.
• the closing element is therefore clearly visible on the finished door, and where the outer wall enters the groove of the closing element, the surface of the door forms a small step where dirt can accumulate.
• the outer wall of the door along at least one of the transverse edges carries an angled towards the inner wall web and that the closing element has an open towards the outside of the door groove into which engages the web ,
• an edge region of the outer wall engaging in the groove of the closing element is flush with the rest of the outer wall, and a groove receiving the edge region must inevitably have a side wall projecting beyond the outer wall, according to the invention
• Angled web forms the engaging in the groove edge region, created the possibility to let the closing element behind the front page to withdraw, whereby the closing element is largely hidden from the eyes of a viewer and can be obtained from any dirt collecting steps free front.
• the groove is preferably wider than the web engaging therein, and the web is of a Side wall of the groove protruding ribs clamped.
• the outer wall forms a front panel and two adjacent to the front panel side edges of the door.
• the length of a wall of the end element supporting the front plate is preferably smaller than the spacing of the edge webs from each other so as not to introduce the angled web into the groove of the end element hinder.
• the closing element is further provided for fixing the outer wall, preferably with two adjacent to the side edges flaps.
• a formed on the closing element door bearing bush is expediently slipped over a stiffening element.
• the stiffening element can contribute in different ways to fix the outer wall.
• the side edge of the outer wall between the stiffening element and the tab can be fixed.
• the stiffening element may form a stop against which one of the side flanks abuts.
• it is particularly preferred that it forms a hollow rib between the side flank and the edge web, and that the stiffening element has a projection engaging in the cavity of the rib.
• the stiffening element is preferably latched to the end element.
• the door bearing bush may serve as an injection port for injecting insulation material into an inner cavity of the door.
• a vent valve for venting an internal cavity of the door can be accommodated in the door bearing bush.
• Fig. 1 is a perspective view of a door according to the invention
• Fig. 2 is a perspective view of the outer wall of the door
• FIG. 3 shows a closing element of the door from FIG. 1;
• FIG. 4 shows a section through the closure element of Fig. 3.
• FIG. 5 is a perspective view of a stiffening element
• FIG. 6 is a horizontal section through the door, showing the stiffening element in a plan view;
• FIG. 7 shows a section through the closing element in a sectional plane parallel to that of FIG. 4;
• FIG. 8 shows a perspective view from the front of a closure element according to a second embodiment
• FIG. 9 is a rear perspective view of the end member of FIG. 8; FIG.
• FIG. 10 is a fragmentary perspective view of the end member of FIG. 8, an outer wall mounted thereon and a stiffening member to be mounted thereon, and FIG
• Fig. 11 is a partial section through the end element, the outer wall and the stiffening element of FIG. 10 in the assembled state.
• Fig. 1 shows a perspective view of a door according to the invention, which can serve as a door of a refrigerator or freezer or as one of several doors of a combination refrigerator.
• the door comprises, in a manner known per se, an outer wall 1, which is integrally formed from a sheet metal blank, an upper end element 2, a lower end element 3 and an inner wall which is not visible in the view of FIG.
• the outer wall 1 can be seen in a perspective view in FIG. 2, which essentially shows the inner surface of the outer wall 1 hidden in the mounted state of the door.
• the outer wall is articulated in a slightly cambered front panel 4, two laterally adjoining the front panel 4 side edges 5 and two of the side edges 5 of the front panel 4 engaging behind edge webs 6.
• the edge webs 6 are each used to attach the rear wall, not shown. This is cut in a known per se and therefore not described in detail here manner of plastic sheet and formed by deep drawing.
• the outer wall 1 forms a respective hollow rib. 7
• a web 8 is angled in the horizontal direction in each case. The width of the web 8 is larger in each case in a central portion 9 than at its two ends 10.
• Fig. 3 shows in the perspective of Fig. 1, the upper end element 2 of the door.
• Fig. 4 is a section through the upper end member 2 along a in Fig. 3 with IV-IV designated plane.
• the injection-molded plastic end member 2 has a flat base plate 11 and a one-piece connected thereto and parallel to it second plate 12, which together defines a groove 13 open towards the front.
• the second plate 12 carries a plurality of engaging in the groove 13, extending substantially in the depth direction of the groove 13 ribs 14.
• the second plate 12 is above a front edge 15 of the base plate 1 1 via.
• a vertically downwardly extending wall 16 is integrally formed on the front edge thereof.
• the groove 13 takes in the finished assembled state of the door on the upper of the two webs 8 of the outer wall 1, wherein the web 8 between the ribs 14 and the base plate 1 1 is clamped.
• the inside of the face plate 4 is supported on the wall 16. Since the wall 16 projects beyond the front edge 15 of the base plate 11, the front plate 4 resting against the wall 16 also does so, so that a door front which is easy to clean and free of protrusions or steps is obtained.
• angled lugs 17 are provided to abut in the assembled state as shown in Fig. 1 outside of the side edges 5 and to fix their position.
• a vertically oriented groove 19 extending along a rear edge 18 of the base plate 11 is provided to receive and fix an upper edge of the inner wall.
• Fig. 5 shows a perspective view of one of two mutually mirror-symmetrical stiffening elements 22 which are provided to be slipped over the bearing bushes 21 of the end element 2 in each case after the joining of the end element 2 with the outer wall 1, but before the assembly of the inner wall.
• the stiffening element 22 has a base 23 whose shape is similar to a box open on one side, with an approximately quadrangular bottom plate 24 and the edges of the bottom plate 24 adjoining side walls 25 to 28.
• the bottom plate 24 contacts the base plate 1 1 of the end element. 2
• the front side wall 25 nestles in extension of the wall 16 from the inside to the front panel 4, wherein a recess 29 at the foot of the side wall 25, the second plate 12 of the end element 2 receives.
• the outer side wall 26 abuts against the inside of one of the side flanks 5, and a part of the side wall 27 contacts one of the edge webs 6.
• a rib-shaped projection 30 between the side walls 26, 27 engages in each case in one of the hollow ribs 7 of the outer wall 1.
• a sleeve 31 of the stiffening element 22 encloses the bearing bush 21 essentially without play. In relation to the sleeve 31, radially oriented ribs 32 connect them to the side walls 26, 27, 28.
• the bearing bush 21 is reinforced, so that a resilient door suspension can be realized even with a relatively small wall thickness of the end element 2, the special benefit of the stiffening element 22, however, lies in the positive fixing of the front panel 4.
• the stiffening element 22nd positively engages between the front panel 4 and the edge webs 6, it prevents the front panel 4 from it to evade during foaming of the cavity formed by the outer wall 1, inner wall and end members 2, 3 while losing the grip in the groove 13.
• the lower end element 3 can, as indicated in FIG. 1, be formed in mirror image to the upper end element 2.
• one of the four bushings 21 of the end members 2, 3 is open at its tip projecting into the cavity of the door to serve as an injection port for a synthetic resin material, which is allowed to expand in the cavity to finally obtain a cavity completely filling the foam.
• the other three bushings 21, which are located at the furthest from the injection point corners of the interior, are then conveniently provided at their tip with a vent valve, which allows the escape of air, but not foam, from the cavity.
• Fig. 6 shows a horizontal section through a part of the door, wherein one of the stiffening elements 22 can be seen in plan view. It can be seen the sleeve 31, the outgoing from her ribs 32, the walls 25 to 28 and the closely to the walls 25, 26, 27 and the projection 30 fitted course of the outer wall 1.
• the tab 17 is in this embodiment, deviating from the Representation of Fig. 3, extended rearwardly around the hollow rib 7 around and merges into a rib 33, which forms an outer boundary of the 34 here designated inner wall of the door receiving groove 19.
• FIG. 7 shows a section through the closing element 2 and the stiffening element 22 mounted thereon in a plane parallel to the plane of FIG. 4.
• a recess 36 is formed in a vertical wall 35 of the end element 2 connecting the base plate 11 to the second plate 12, into which recess a catch projection 37 formed at the level of the recess 29 on the stiffening element 22 engages.
• FIG. 8 shows a second embodiment of the terminating element, designated by 2 ', in a perspective corresponding to FIG. 3;
• FIG. 9 shows the rear side of the closing element 2 'in a perspective corresponding to FIG. 2.
• a base plate 11 and a second plate 12 define a forwardly open groove 13 into which ribs 14 protrude to clamp an angled web 8 of the outer wall 1 therein.
• a vertical rear wall 38 is integrally formed on the base plate 11.
• rearwardly and upwardly open recesses 39 are formed, which are provided to receive a not shown, projecting from the body of the refrigerator arm, at its end in an opening 20 at the bottom of the recess 39 bearing bearing pin carries, and to hide the arm in front of the eyes of the viewer in front of the device.
• the opening 20 belongs to a bearing bushing 21 projecting into the interior of the door.
• FIG. 10 shows a perspective view from below of a part of the closing element 2 'with in each case one of the recesses 39 and the bearing bushes 21 and a part of the outer wall 1 fastened to the closing element 2'.
• the outer wall is 1 to the end element 2 'anchored by the (8 hidden in Fig. 10) web 8 of the outer wall 1 engages in the groove 13 of the end element 2'.
• a wall 45 of the end element 2 ' which bounds the inner wall 34 (not shown) receiving groove 19, engages behind a short piece of the edge web 6 of the outer wall 1.
• a definitive anchoring is obtained by a stiffening element 22 ', which is shown separated from the outer wall 1 and the end element 2' in FIG. 10, is pushed onto the bearing bush 21 of the end element 2 '.
• the structure of the stiffening element 22 ' is substantially similar to that of the stiffening element 22 of FIG. 5, with the difference that in the stiffening element 22 two tongues 41, 42 protrude beyond the bottom plate of the base 23 to each in the assembled state in a gap between the Walls of the recess 39 and the side edge 5 and the front panel 4 of the outer wall 1 intervene.
• Fig. 11 shows a section through the tongue 42 engaging in a gap 43 between a recess 39 delimiting wall 44 and the front plate 4 supporting wall 16.

Landscapes

• 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)
• Refrigerator Housings (AREA)
• Securing Of Glass Panes Or The Like (AREA)

Priority Applications (3)

Applications Claiming Priority (2)

Publications (2)

Family

ID=38320461

Family Applications (1)

Country Status (6)

Families Citing this family (12)

Citations (7)

Family Cites Families (8)

• 2007
  • 2007-05-23 DE DE202007007319U patent/DE202007007319U1/de not_active Expired - Lifetime
• 2008
  • 2008-05-14 US US12/600,679 patent/US20100154462A1/en not_active Abandoned
  • 2008-05-14 EP EP08759600.3A patent/EP2153148B1/de active Active
  • 2008-05-14 WO PCT/EP2008/055921 patent/WO2008141994A2/de active Application Filing
  • 2008-05-14 RU RU2009145635/13A patent/RU2467265C2/ru active
  • 2008-05-14 CN CN2008800171258A patent/CN101680702B/zh not_active Expired - Fee Related

Patent Citations (7)

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