EP0903095A2 - Freezer chest for frozen products,especially for ice-creams and deep-frozen food - Google Patents

Abstract

Chest freezer (1) has case type housing (2) has in upper section at least one operating side having accessible opening, which can be selectively opened and closed using lid (15) that is partly transparent and swivellable about an axis of rotation. Lid can automatically close when acted upon by axis of rotation.

Description

The invention relates to a freezer according to the preamble of claim 1.

A freezer of this type is known and is used particularly in supermarkets e.g. B. for storage and provision of packaged ice cream (pulse ice) and Frozen food used. It has z. B. a box-shaped housing open at the top, its removal opening through several horizontally arranged lid parts transparent material to be closed and opened, the one running in the other Arranged levels and are optionally movable in horizontal sliding guides, that by sliding two lid parts over part of the opening and the underlying part of the receiving space of the housing is accessible. For Removal of ice cream or frozen food is therefore a lid part horizontally over one to push another cover part and after removal again to its closed position move.

There are several requirements for a freezer of the present type. A essential requirement is compliance with hygiene. In addition, the freezer should be easy to use and have an attractive appearance so that they not only promotes sales but also slightly opened and closed as well as that Ice cream or frozen food can be easily removed. Furthermore, the Freezer of simple and inexpensive to manufacture and energy-saving Be construction and have a large recording space.

A known freezer can only partially meet these requirements. Under Another major disadvantage is that in the sliding guide Contaminants can easily penetrate and are difficult to remove and when Opening and closing the cover part in question in the receiving space of the housing can reach.

The invention has for its object a freezer of the type specified Art to design so that while ensuring a large recording space of your Housing a user-friendly design is achieved and the energy requirements of the Freezer is lowered.

This object is solved by the features of claim 1. In the According to the embodiment of the invention, the cover is mounted so that it can pivot about an axis of rotation and acted upon by a closing force in its closed position. Due to the Storage of the lid according to the invention is an outwardly convex for this Movement path provided that due to their convex shape, an exploitation of the Volume of the receiving space with goods to be stored in it favors and in particular when the axis of rotation is approximately horizontal and parallel to the operating side, leads to a favorable position and shape of the removal opening because of this position and shape corresponds to the trajectory. This is not just a cheap one Handling because the operator's lower edge of the removal opening is lower and there is a favorable angular range for a visual insight through the removal opening in the recording room. This makes handling during removal simplified and improved. In addition, in the configuration according to the invention achieve smooth storage of the lid construction, especially if a continuous or several axially arranged bearing axes are provided are connected to the cover by radial bearing arms. Such storage is characterized by a special ease of movement, due to the inner Arrangement that the pivot bearing or are protected against contamination from the outside. One Arrangement of guide surfaces for guiding the preferably circular arc around the There is no need for the axis of rotation of the curved cover wall since the pivot bearing has the bearing function can take over completely. The automatic closing of the lid helps Saving energy and contributing to hygiene as the freezer does not remain open.

Within the scope of the invention, one or two opposite sides can each one or more lids arranged side by side can be provided, which have a common Close the opening or an associated removal opening.

It is advantageous if the cover made of transparent material and consists of heat-insulating material or in a heat-insulating design such as Cavity glazing is made, so that even when the lid is closed an insight into the receiving space of the housing is guaranteed. Furthermore, it is advantageous in the to provide insulating windows adjacent to the side areas of the side walls, whereby the area from which a view of the recording space is possible is essential is enlarged.

In addition, features are included in the subclaims that are too simple and inexpensive to manufacture designs, small size and good function that Storage of the lid and its ease of movement improve the insight into the Further improve the recording room, accessibility to the freezer also from two opposite sides allow, ensure good thermal insulation and also give the freezer a responsive design.

Fig. 1

eine erfindungsgemäße Tiefkühltruhe in der Seitenansicht;

Fig. 2

die Tiefkühltruhe in der Vorderansicht;

Fig. 3

die Tiefkühltruhe in der Rückansicht;

Fig. 4

die Tiefkühltruhe in der Draufsicht;

Fig. 5

eine erfindungsgemäße Tiefkühltruhe in abgewandelter Ausgestaltung in der Seitenansicht;

Fig. 6

die Tiefkühltruhe nach Fig. 5 in der Vorderansicht;

Fig. 7

die Tiefkühltruhe nach Fig. 5 in der Rückansicht;

Fig. 8

die Tiefkühltruhe nach Fig. 5 in der Draufsicht;

Fig. 9

die Tiefkühltruhe nach Fig. 1 in perspektivischer Vorderansicht;

Fig. 10

die Tiefkühltruhe nach Fig. 5 in perspektivischer Vorderansicht;

Fig. 11

zwei Tiefkühltruhen nach Fig. 1 in rückseitig zusammengestellter Blockanordnung in der Seitenansicht.

The invention and further advantages which can be achieved by it are explained in more detail below with the aid of advantageous configurations and drawings. Show it:

Fig. 1

a freezer according to the invention in side view;

Fig. 2

the freezer in front view;

Fig. 3

the freezer in the rear view;

Fig. 4

the freezer in top view;

Fig. 5

a freezer according to the invention in a modified embodiment in side view;

Fig. 6

the freezer of Figure 5 in the front view.

Fig. 7

the freezer of Figure 5 in the rear view.

Fig. 8

5 in the top view;

Fig. 9

the freezer of Figure 1 in a perspective front view.

Fig. 10

the freezer of Figure 5 in a perspective front view.

Fig. 11

1 in a side view of a block arrangement put together on the back.

The freezer, generally designated 1, has a box-shaped one, horizontally Cross section preferably rectangular housing 2. The operating side 3 is preferably arranged on a broad side. The walls of the housing 2 are one Bottom wall 4 and four peripheral walls, which extend from the bottom wall 4 upwards extend, namely a front wall 5 on the operating side 3, a rear wall 6 and two opposite narrow side walls 7, 8. Below the Bottom wall 4 can be arranged in a base box 2a, a cooling unit. The Housing 2 has an essentially horizontal ceiling wall in its rear region 9, which is arranged higher than the front wall 5 and on the front wall 9 projecting side wall sections 7a, 8a is attached in a bridge shape. The leading edge 11 of the ceiling wall 9 is in the side view according to FIG. 1 and in the top view 4 in the central region of the housing 2.

The housing 2 encloses a receiving space 12 for frozen goods, in particular frozen goods, which are preferably portioned and packaged, such as. B. ice cream.

The receiving space 12 is by one or more, along the operating side 3rd side-by-side removal openings accessible in the upper and front area of the housing 2 and by one or more, along the Operator side lid 15 arranged side by side to open and close are close. The removal opening or the removal openings is or are on the arranged over the entire length of the operating side 3, wherein it is of approximately horizontal bottom edge 16 extend obliquely upwards to the rear. The Upper opening edge 16 can be through the lower edge of the cover or the cover or possibly be formed by the front edge of the ceiling wall 9. In the present Embodiment are several, for. B. two along the operating side 3 preferably Lids 15.1, 15.2 arranged directly next to one another, in particular the same, for each associated or a common removal opening 13 is arranged. The opening and Closing directions of movement (see double arrow in FIG. 1) of the cover or covers 15.1, 15.2 are directed transversely to the operating side 3. Since the covers 15.1, 15.2 are the same are formed, for reasons of simplification, only one cover will be used in the following described.

The cover 15.1, 15.2 is approximately horizontal and approximately parallel to the operating side 3 extending axis of rotation 18 rotatably mounted, which is located below the cover 15 and 1 in the rear and lower region of the receiving space 12 or in the latter middle height is arranged. The lid storage can be done by a longitudinally continuous Axis of rotation or several arranged in the region of the side walls 7, 8 and centrally Axis sections 19 are formed, which are freely rotatable in bearing eyes 21, the are formed on bearing parts of the housing 2, not shown, for. B. to the Side walls 7, 8 and a z. B. inwardly projecting from the rear wall 6 Bearing wall 6a. The cover 15 has two bearing arms 22 in its lateral end regions which extend radially inward to the pivot bearing, generally designated 23 and are pivotally mounted therein about the axis of rotation 18. The bearing arms 22 can each triangular by a flat web part arranged at right angles to the axis of rotation 18 Form be formed that tapers towards the pivot bearing 23. The side walls 7, 8 and Bearing wall 6a can with their respective facing sides a guide 24 for the Form cover 15 and / or for the bearing arms 22 when the latter are arranged so that there is little movement between them and the walls 6a, 7, 8.

The gap S between the covers 15.1, 15.2 can be sealed by a seal.

In the present embodiment, the cover 15 is cylindrical section around the Axis of rotation 18 curved. As a result, it has a maximum volume of To limit the receiving space 5, and also the lid wall 15a of the lid 15th at all points an equal distance from the axis of rotation 18, so that for the lid 15, especially in the rear upper area of the housing, only a relative small curved gap for immersing the top wall 15a needs to be present.

It is advantageous for reasons of improved insight into the receiving space 12 upper region of the side walls 7, 8, in particular in their at the removal opening 13 adjacent areas each provide a window 25 that through a window pane 26 is closed from transparent material. As shown in Fig. 1, the Boundary edge 25a of the window 25 on the associated side wall 7, 8 concave be curved, which achieves an attractive design.

During the opening movement of the lid 15, the lid wall 15a dips under the Ceiling wall 9, the lid being pivotable so far that its upper or rear Boundary edge is on or near the rear wall 6. In this position An opening dimension a results in the embodiment according to FIG. 1. Preferably in A grip element 27 is arranged on the lower or front area of the cover 15 the lid 15 can be gripped manually to move it between its open and To move the closed position.

It is furthermore for the purpose of an improved insight into the receiving space 12 advantageous to arrange a window 28 in the upper region of the rear wall 6 that over can extend the entire length L of the housing 2 and in the present case Design with window sections 28a extend into the side walls 7, 8 can. The associated window 29 with a rear section and two lateral sections can be in several parts or with one extending into the window sections 28a extending one-piece window 29 be U-shaped.

In this embodiment too, the boundary edges are the window sections 28a forming window openings preferably rounded concavely.

Another window 31 can adjoin the removal opening 13 or in one Distance therefrom can be arranged in the front wall 5, this window 31 also can extend into the side walls 7, 8. This lower window 31 enables a further insight into the recording space 12 or its content especially for children. The associated window pane can also be used in this window 31 32 with window pane sections closing the side window openings 31a be made in several pieces or in one piece in the form of a U-shaped window pane 32.

The walls of the housing 2 are for efficient cooling of the receiving space 12 insulated. For the same reasons, it is also advantageous for the window panes 26, 29, 32 to be thermally insulated. This will also cause condensation on the Window panes prevented. The window panes can be made of glass or plastic consist. Insulating glazing with at least one cavity is particularly advantageous between two panes, for the purpose of thermal insulation in insulating windows per se is known manner.

The lid 15 is assigned an automatically effective locking device, which it with a closing force is applied, which an automatic closing when the Closing process effected by the customer. For this purpose, a return spring z. B. in Serve as a torsion spring. Furthermore, a weight can act on the cover 15 in such a way that it is an effective in the closing direction in the open position of the lid 15 Torque generated on the lid 15.

In the present embodiment, the front wall 5 is about an approximately horizontal axis curved and preferably curved convex. Accordingly, the Rear wall 6 may be convex or concave. It is further advantageous that Arrange front wall 5 and rear wall 6 so that they are divergent upwards. It is also advantageous for the front wall 5 to be in the forward-tilted position to be arranged so that it forms an acute angle W with the vertical. Hereby there will be a space for the operator and the customer below the forward tilted front wall 5 created for placing the feet, which gives access is comfortable.

It is also advantageous, below the removal opening 13 on the outside of the To arrange front wall 5 a railing 33 in the form of a handrail or a bumper, which not only enables manual support for the operator, but also protection for the freezer 1 or for the housing 2 against damage, for. B. by a shopping cart.

The embodiment of Figures 5 to 8 and 10, in the same or comparable parts are provided with the same reference numbers, differs from above-described embodiment in that both a front, on a first operating side 3a arranged removal opening 13, as well as one on a second Operating side 3b arranged rear removal openings 13a are provided. The rear removal opening 13a is through one or more, here two side by side arranged lid 15.3, 15.4 closable, the mirror image of the lid or lids 15.1, 15.2 of the front can be formed. The covers 15.1, 15.2, 15.3, 15.4 can be mounted in a common pivot bearing 23, which is preferably in the center is arranged, as shown in FIG. 5. In order for this configuration for the front and to obtain removal openings 13, 13a on the rear side of approximately equal cross-sections, the ceiling wall 9 is arranged approximately in the middle. This results in a segment of a circle or semi-circular convex rounded top for the housing 2.

The opposite covers 15.1, 15.3, 15.2, 15.4 can be designed in this way be that they can overlap each other. Then they are independent of each other open so that both covers 15.1, 15.3 and 15.2, 15.4 are in the open position can be located. This is achieved in that the top walls 15a, 15b of one Side with respect to the other side at different radial distances from the Axis of rotation 18 are arranged so that a cover wall, for. B. 15a under the other Cover wall 15b is movable. For the lid with the lower lid wall are the Bearing arms 22 are correspondingly shorter and at a shorter distance from one another arranged so that they are between the bearing arms 22 of the lid with the higher Fit the top wall and form a guide 24. To seal the vertical gap between opposite lids 15.1, 15.3, 15.2, 15.4 can also Seals may be provided.

Otherwise, the freezer 1 according to FIGS. 5 to 8 can be used according to the of Figures 1 to 4 described embodiment.

In the arrangement according to FIG. 11, there are two freezers 1 according to FIGS. 1 to 4 with their backs in a block arrangement. This will illustrates that the design of the freezer 1 with only one Removal opening 13 is suitable for two-sided removal if two such freezers 1 as shown in FIG. 11.

Claims (15)

Freezer (1) for frozen goods, in particular frozen food or ice cream, with a box-shaped housing (2) which has in its upper area a removal opening (13) accessible from at least one operating side (3; 3a, 3b), which can be accessed through at least one movable, preferably at least partially transparent cover (15) can be optionally closed and opened,
characterized,
that the lid (15) is pivotally mounted about an axis of rotation (18) and is acted upon by a closing force in its closed position so that the lid (15) closes automatically. Freezer according to claim 1,
characterized,
that the axis of rotation (18) runs approximately horizontally and parallel to the filling and removal side (3). Freezer according to claim 1 or 2,
characterized,
that the cover (15) about the axis of rotation (18) is preferably curved in the form of a circular arc. Freezer according to one of the preceding claims,
characterized,
that the top of the housing (2) drops to each filling and removal side (3; 3a, 3b) and the removal opening (13) is arranged in the sloping area of the top, preferably adjacent to that of the filling and removal side (3; 3a , 3b) facing front wall (5) of the housing (2). Freezer according to one of the preceding claims,
characterized,
that the cover (15) is pivotably mounted in a pivot bearing (23) by means of two bearing arms (22), in particular arranged in its lateral end regions. Freezer according to claim 5,
characterized,
that the bearing arms (22) to the pivot bearing (23) are formed convergent. Freezer according to one of the preceding claims,
characterized,
that the housing (2) has a ceiling wall (9) and the cover (15) can be moved under the ceiling wall (9) during its opening movement. Freezer according to one of the preceding claims,
characterized,
that under the removal opening (13) a window (31) is arranged in the front wall (5) of the housing (2), which preferably extends into the side walls (7, 8). Freezer according to one of the preceding claims,
characterized,
that the removal opening (13) extends from one to the other side wall (7, 8) of the housing (2). Freezer according to claim 9,
characterized,
that a window (25) is arranged in the regions of the side walls (7, 8) adjacent to the removal opening (13). Freezer according to one of the preceding claims,
characterized,
that several lids (15.1, 15.2) are provided next to each other along each filling and removal side (3; 3a, 3b). Freezer according to claim 11,
characterized,
that the covers (15.1, 15.2) adjoin each other. Freezer according to one of the preceding claims,
characterized,
that the lid or lids (15.1, 15.2, 15.3, 15.4) are arranged in a portion of the upper side of the housing (2) facing each filling and removal side (3a, 3b). Freezer according to claim 13,
characterized,
that the respective different filling and removal sides (3a; 3b) arranged lid (15.1, 15.2; 15.3, 15.4) are rotatably mounted about a common axis of rotation (18), which is arranged in particular centrally with respect to the housing (2). Freezer according to one of the preceding claims,
characterized,
that the one or more covers (15) and the one or more windows (25, 28, 31) are thermally insulating, in particular with a hollow layer in the form of a cavity glazing.

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