DE102018209025A1 - Laundry care device with a housing for receiving a cylindrical laundry drum - Google Patents

Abstract

A laundry care appliance having a housing (103) which encloses a housing interior, a first housing section (105), and a second housing section (107), and a rotatably mounted cylindrical laundry drum (101), wherein the second housing section (107) is shaped like a ribbon and a U-shaped cross-section having a curved bottom portion (109) and two side walls (108) extending from the curved bottom portion (109) and connected end-to-end by the first housing portion (105), the curved bottom portion (109). forms a curved liquid reservoir (123) for receiving washing liquid and partially enclosing the cylindrical laundry drum (101).

Description

The present invention relates to a laundry care device, in particular a laundry care device with a housing for receiving a cylindrical laundry drum.

Conventional laundry care equipment requires a large amount of washing liquid for a wash to achieve a satisfactory washing result. However, in many areas a high consumption of washing liquid can not be achieved due to prevailing water scarcity. It therefore requires a solution to provide a laundry care device which is operable with a reduced consumption of washing liquid and achieves a satisfactory washing result.

In the DE 320992 is a manually operated drum machine disclosed with a rotatably mounted in a housing laundry drum and a crank for driving the drum.

It is the object underlying the invention to provide a laundry care device, which provides a reduced washing liquid consumption and a satisfactory washing result.

This object is solved by the subject matters having the features of the independent claims. Advantageous embodiments are the subject of the dependent claims, the description and the drawings.

According to one aspect, the object of the invention by a laundry care device, with a housing which encloses a housing interior, a first housing portion, which is in particular planar shaped, and a second housing portion and a rotatably mounted cylindrical laundry drum, wherein the second housing portion is formed band-shaped and a U-shaped cross-section having a curved bottom portion and two side walls extending from the curved bottom portion and end connected by the first housing portion, the curved bottom portion forms a curved liquid reservoir for receiving washing liquid and partially enclosing the cylindrical laundry drum.

As a result, the technical advantage is achieved that the laundry care device has the lowest possible washing liquid consumption. The washing liquid can be introduced directly into the housing and is taken up by the liquid reservoir formed by the curved bottom area of the second housing section. An additional container for receiving the washing liquid is thus not needed. Due to the curvature of the curved bottom portion enclosing the cylindrical laundry drum, the volume of the liquid reservoir relative to the volume of the laundry drum can be minimized. The shape of the curved region can be adapted to the shape of the lateral surface of the cylindrical laundry drum and the distance between the laundry drum and an inner surface of the curved bottom region can be minimized.

Due to the particular planar design of the first housing section can be achieved that another laundry care device can be set up on this. Thus, a laundry care arrangement can be achieved by at least two successive laundry care appliances.

Furthermore, a simply constructed laundry care device can be provided which is formed with a small number of components by the housing rotatably supports the laundry drum and forms the liquid reservoir at the same time, wherein the laundry drum extends into the liquid reservoir in such a way that it passes through a washing liquid located in the liquid reservoir can be.

In an advantageous embodiment of the laundry care appliance, the first housing section forms a footprint for a further laundry care appliance, wherein the footprint is designed, in particular, as a planar footprint.

As a result, the technical advantage is achieved that a laundry device arrangement can be formed in which several laundry care devices can be set up on top of each other.

In an advantageous embodiment of the laundry care device, the curved bottom region comprises a liquid outlet for draining the washing liquid, in particular by the influence of gravity.

As a result, the technical advantage is achieved that for discharging the washing liquid from the housing no pump or a comparable external means is needed.

In an advantageous embodiment of the laundry care device, the curved bottom region has a plurality of bearings, in particular plain bearings or roller bearings, in particular with rotatably mounted bearing rollers, for the rotatable mounting of the cylindrical laundry drum.

As a result, the technical advantage is achieved that a secure rotational movement of the laundry drum is ensured by the bearings. At the same time it is prevented that the laundry drum abuts against an inner side of the second housing section or abuts against this and thus damage the housing in the long run. Furthermore, it is prevented by the plurality of bearings that the laundry drum tilts in the filled state down, which could lead to an uneven rotational movement of the laundry drum and thus damage to the housing and / or a rotatable drive axle of the laundry care device and optionally the laundry care device itself.

In an advantageous embodiment of the laundry care device, the housing is in one piece, in particular extruded in one piece.

As a result, the technical advantage is achieved that the housing is lightweight and resistant and can be manufactured inexpensively.

In an advantageous embodiment of the laundry care appliance, the housing has a rear wall, which closes a housing interior of the housing in a fluid-tight manner on the rear side, in particular which closes off the rear end sides of the first housing section and the second housing section.

Thereby, the technical advantage is achieved that the housing can be made waterproof and can prevent washing liquid from leaking out of the housing.

In an advantageous embodiment of the laundry care appliance, a liquid inlet is formed in the rear wall in order to supply washing liquid, in particular by the influence of gravity, to the interior of the housing.

This achieves the technical advantage that the washing liquid required for the washing process can be introduced into the laundry care appliance via the liquid inlet without having to open the laundry care appliance for this purpose. Preferably, the liquid inlet is formed in the upper region of the rear wall. This ensures that when the washing liquid is introduced from above into the laundry care appliance, the washing liquid flows through the laundry drum and wets the laundry stored in the laundry drum.

In an advantageous embodiment of the laundry care appliance, the laundry care appliance has a pivotable door which closes the housing in a fluid-tight manner with the cylindrical laundry drum mounted therein, in particular closes off on the front side.

Thereby, the technical advantage is achieved that the housing is securely closed and the washing liquid can be kept during the washing process within the housing and thus within the liquid reservoir, so that a washing liquid loss during the washing process is avoidable. Furthermore, the technical advantage is achieved that the laundry care device can be operated as a front loader and the laundry drum can be filled from the front and / or emptied.

In an advantageous embodiment of the laundry care appliance, the pivotable door has a seal which can be pressed against the front sides of the first housing section and the second housing section in order to seal the housing in a fluid-tight manner.

Thereby, the technical advantage is achieved that the housing is securely closed and the washing liquid can be kept during the washing process within the housing and thus within the liquid receiving area, so that a washing liquid loss during the washing process is avoidable.

In an advantageous embodiment of the laundry care appliance, the pivotable door is pivotably mounted on the curved floor area.

As a result, the technical advantage is achieved that laundry care device can be easily filled as a front loader and / or emptied by the pivoting door is pivoted in particular down.

In an advantageous embodiment of the laundry care appliance, the pivotable door has a geometric shape of the cross-sectional area of the housing, in particular a U-shaped form.

As a result, the technical advantage is achieved that the pivotable door accurately completes a device opening formed by the first housing section and the second housing section. Furthermore, it is achieved that the device opening can be fully opened, whereby the access to the laundry drum is increased.

In an advantageous embodiment of the laundry care device, at least one roller bearing is integrally formed on an outer wall of the curved floor area in order to rollably store the laundry care appliance.

Thereby, the technical advantage is achieved that the laundry care device can be easily transported by the user by means of rolling bearings by the user pushes or pulls the laundry care device and rolls the laundry care device on the rolling bearings.

In an advantageous embodiment of the laundry care device, a manual drive for manually driving the cylindrical laundry drum is provided.

As a result, the technical advantage is achieved that for operating the laundry care device no external power source is needed and the user can operate the laundry care device by manual operation of the manual drive.

In an advantageous embodiment of the laundry care device, a drive axle of the cylindrical laundry drum is guided on the back by a rear wall of the housing, wherein the drive axle is connected to the manual drive.

As a result, the technical advantage is achieved that rotates the laundry drum by operating the manual drive by the user and the laundry care device can be operated.

In an advantageous embodiment of the laundry care device, the manual drive has a crank or foot pedal for driving the cylindrical laundry drum.

As a result, the technical advantage is achieved that the manual drive is as simple to construct and easy to use by the user and with a high power efficiency.

In an advantageous embodiment of the laundry care device, the manual drive has a gear arrangement which is arranged centrally or decentrally in order to drive the laundry drum.

As a result, the technical advantage is achieved that on the gear arrangement, a translation effect is made possible, which causes the highest possible rotational speed of the laundry drum is achieved with the lowest possible force. As a result, in turn, the washing process is accelerated or facilitates the operation of the laundry care device.

In an advantageous embodiment of the laundry care apparatus, the gear arrangement comprises an outer gear which is disposed within an inner gear and drives the inner gear to drive the cylindrical laundry drum.

As a result, the technical advantage is achieved that the most efficient power transmission can be achieved.

According to a second aspect, the object is achieved by a laundry care device arrangement, with a first laundry care device according to the first aspect and a second laundry care device according to the first aspect, which is connected to the footprint, in particular planar footprint of the first laundry care device, wherein in the bottom region of the Housing of the second laundry care device shaped liquid outlet is connected to a liquid inlet of the first laundry care device.

Thereby, the technical advantage of an additional reduction of the washing liquid consumption is achieved by the washing liquid of the second laundry care device can be passed into the first laundry care device and used in this as a washing liquid. Thus, the amount of wash liquid needed for a wash can be used for two washes. Furthermore, the technical advantage of a space-saving laundry care device arrangement is achieved by the at least two laundry care devices can be set up on each other.

In an advantageous embodiment of the laundry care device, a plurality of stand elements are formed on the housing, in particular on the second housing section and / or the rear wall, in order to position the laundry care device on a footprint.

As a result, the technical advantage is achieved that the laundry care device can be placed securely. Furthermore, the technical advantage achieved by the plurality of stand elements on the rear wall, that the laundry care device can be set up on the rear wall and can be operated as Toploader.

In an advantageous embodiment of the laundry care device, at least one gripping element is formed on the housing, in particular on the pivotable door.

As a result, the technical advantage is achieved that the laundry care device can be transported by the user by means of the grip element. Advantageously, the laundry-care appliance can be worn or pulled by the user by means of the gripping element, the laundry-care appliance unrolling in this case via roller bearings mounted in particular on the laundry-care appliance.

In an advantageous embodiment of the laundry care device, the manual drive has a rotatable gripping element which can be grasped and rotated by the user in order to rotate the laundry drum by means of a rotational movement of the gripping element caused by an actuation of the user.

As a result, the technical advantage is achieved that the laundry care device by the user is easy to use. By rotating the manual drive by the user, who grasps the manual drive for this purpose by hand, the laundry care device can be operated. Thus, the laundry care device can easily be increased, for example, be parked on a table, so that the user can comfortably reach the manual drive, for example while sitting, and can operate the laundry care device simply with a rotary motion of the hand.

In an advantageous embodiment of the laundry care device, the rotatable gripping element is a crank.

As a result, the technical advantage is achieved that the manual drive is as simple to construct and easy to use by the user and with little effort.

In an advantageous embodiment of the laundry care device, the crank is connected directly to the rotatable drive axle.

As a result, the technical advantage is achieved that the laundry care device can be manufactured as simply as possible and with a small number of components.

In an advantageous embodiment of the laundry care device, the manual drive has at least one displaceable tread element which can be displaced by the user with a tread movement in order to rotate the laundry drum by means of a displacement of the displaceable tread element caused by an actuation of the user.

As a result, the technical advantage is achieved that the laundry care device can be operated by the user with the foot. By means of repeated actuation of the displaceable Trittelements the laundry drum is rotated and the laundry care device is operated. Thus, the user has his hands free during the operation of the laundry care device and may optionally engage in further employment during operation of the laundry care device. Furthermore, a comparatively high force can be expended through the foot, or the leg, and by the alternating actuation of the plurality of displaceable tread elements, these can be actuated at a comparatively high frequency, whereby the washing process can be accelerated. Furthermore, it can be achieved by the formation of the plurality of displaceable tread elements that the user can use both feet to operate the laundry care device, whereby on the one hand the washing process is accelerated and on the other hand the occurrence of fatigue phenomena can be delayed.

In an advantageous embodiment of the laundry care device, the displaceable tread element is a foot pedal.

As a result, the technical advantage is achieved that the manual drive is as simple to construct and easy to use by the user and with little effort.

In an advantageous embodiment of the laundry care appliance, the manual drive has a grasping element extending along a longitudinal direction, which is graspable by the user and displaceable along the longitudinal direction, in order to translate the displaceable gripping element directed along the longitudinal direction of the gripping element by an actuation of the user to cause a rotational movement of the laundry drum.

As a result, the technical advantage is achieved that the manual drive by the user is easy to use. For this purpose, the user in particular grips the displaceable gripping element by hand and performs a multiplicity of respectively mutually opposite translatory movements of the gripping element along the longitudinal axis of the displaceable gripping element in order to thus rotate the laundry drum.

In an advantageous embodiment of the laundry care appliance, the manual drive is detachably connected to the laundry care appliance.

As a result, the technical advantage is achieved that the laundry care device can be stored or transported by loosening the manual drive space-saving as possible. In addition, the manual drive is easily replaceable if damaged.

In an advantageous embodiment of the laundry care device, the laundry drum and / or the housing are made of metal and / or plastic.

As a result, the technical advantage is achieved that the laundry care device is simple and inexpensive manufacturable. Furthermore, the technical advantage is achieved that the laundry care device is lightweight and resistant and thus easy to use and transport and can ensure a beneficial longevity.

In an advantageous embodiment of the laundry care appliance, the laundry drum has recessed elements.

As a result, the technical advantage is achieved that is effectively mixed by the well elements that extend along the longitudinal axis of the laundry drum and extend into the interior of the laundry drum laundry located in the laundry drum and the associated rotation of the laundry drum, which in turn improved wash result can be achieved.

In an advantageous embodiment of the laundry care appliance, the laundry-care appliance has at least one coupling element which is designed to effect a connection of the manual drive to the laundry-care appliance.

As a result, the technical advantage is achieved that the manual drive secured to the laundry care device is connectable.

In an advantageous embodiment of the laundry care device, the coupling element is formed on the rotatable drive axle and / or on the gear arrangement.

As a result, the technical advantage is achieved that the manual drive can be connected directly to the rotatable drive axle and / or with the gear arrangement.

Embodiments of the invention are illustrated in the drawings and will be described in more detail below.

• 1 eine perspektivische Seitenansicht eines Wäschepflegegeräts 100 gemäß einer Ausführungsform;
• 2 eine perspektivische Vorderansicht eines Wäschepflegegeräts 100 gemäß einer Ausführungsform;
• 3 eine weitere perspektivische Seitenansicht des Wäschepflegegeräts 100 gemäß einer Ausführungsform;
• 4 eine weitere perspektivische Seitenansicht des Wäschepflegegeräts 100 gemäß einer Ausführungsform;
• 5 eine weitere perspektivische Seitenansicht des Wäschepflegegeräts 100 gemäß einer Ausführungsform;
• 6 eine perspektivische Vorderansicht einer Wäschepflegegeräteanordnung 100-3 gemäß einer Ausführungsform;
• 7 eine perspektivische Hinteransicht der Wäschepflegegeräteanordnung 100-3 in 6;
• 8 eine perspektivische Vorderansicht des Wäschepflegegeräts 100 gemäß einer weiteren Ausführungsform;
• 9 eine Explosionsansicht des Wäschepflegegeräts 100 in 8;
• 10 eine perspektivische Aufsicht einer Wäschetrommel 101 des Wäschepflegegeräts 100 in 9;
• 11 eine perspektivische Seitenansicht des Wäschepflegegeräts 100 gemäß einer weiteren Ausführungsform;
• 12 eine Explosionsansicht des Wäschepflegegeräts 100 in 11;
• 13 eine schematische Seitenansicht eines manuellen Antriebs 121 des Wäschepflegegeräts 100 gemäß einer weiteren Ausführungsform;
• 14 eine perspektivische Seitenansicht des Wäschepflegegeräts 100 gemäß einer weiteren Ausführungsform; und
• 15 eine perspektivische Aufsicht des Wäschepflegegeräts 100 in 14.

Show it:

• 1 a side perspective view of a laundry care device 100 according to an embodiment;
• 2 a front perspective view of a laundry care device 100 according to an embodiment;
• 3 another perspective side view of the laundry care device 100 according to an embodiment;
• 4 another perspective side view of the laundry care device 100 according to an embodiment;
• 5 another perspective side view of the laundry care device 100 according to an embodiment;
• 6 a front perspective view of a laundry care device arrangement 100 - 3 according to an embodiment;
• 7 a rear perspective view of the laundry care device arrangement 100 - 3 in 6 ;
• 8th a front perspective view of the laundry care device 100 according to a further embodiment;
• 9 an exploded view of the laundry care device 100 in 8th ;
• 10 a perspective view of a laundry drum 101 of the laundry care device 100 in 9 ;
• 11 a perspective side view of the laundry care device 100 according to a further embodiment;
• 12 an exploded view of the laundry care device 100 in 11 ;
• 13 a schematic side view of a manual drive 121 of the laundry care device 100 according to a further embodiment;
• 14 a perspective side view of the laundry care device 100 according to a further embodiment; and
• 15 a perspective view of the laundry care device 100 in 14 ,

1 shows a perspective side view of a laundry care device 100 with a housing 103 , which encloses a housing interior, a first housing portion 105 , which is shaped in particular planar, and a second housing portion 107 and a rotatably mounted cylindrical laundry drum 101 having, wherein the second housing portion 107 is band-shaped and has a U-shaped cross-section with a curved bottom portion 109 and two side walls 108 which is different from the curved bottom area 109 extend and end through the first housing portion 105 are connected, wherein the curved bottom portion 109 a curved fluid reservoir 123 forms for the reception of washing liquid and the cylindrical laundry drum 101 partially encloses.

According to one embodiment, by an inner surface of the curved bottom portion 109 the second housing portion a liquid reservoir 123 educated. The washing liquid can be directly into the housing 103 of the laundry care device 100 can be introduced and an additional container for receiving the washing liquid can be dispensed with. The laundry drum 101 can be such in the housing 103 be arranged that this at least partially in the liquid reservoir 123 extends and thus of the in the liquid reservoir 123 is traversed scrubbing liquid.

According to one embodiment, the shape of the curved bottom area 109 of the second housing section 107 the shape of the cylindrical laundry drum 101 customized. This ensures that the liquid reservoir 123 relative to the size of the laundry drum 101 can be minimized, so that the washing liquid consumption of the laundry care device 100 can also be reduced to a minimum.

The laundry drum 101 can be so in the case 103 be arranged that a longitudinal axis 149 the laundry drum 101 with a curvature axis 151 of the curved floor area 109 in the second housing section 107 coincides. This can also be achieved that the shape of the curved bottom portion 109 of the second housing section 107 the cylindrical laundry drum 101 is adjusted and a uniform distance between the inner surface of the curved bottom portion 109 of the second housing section 107 and the outer surface of the laundry drum 101 consists. This in turn can the liquid reservoir 123 in relation to the dimensions of the laundry drum 101 Minimized and the washing liquid consumption of the laundry care device 100 can be kept to a minimum.

The housing 103 can by a in 1 not shown back wall 111 be back fluid-tight.

According to one embodiment, a hinged door 113 formed, one through the first housing portion 105 and the second housing section 107 formed device opening 125 to close.

The hinged door 113 can be on the curved floor area 109 be pivotally mounted to pivot down the device opening 125 completely open.

Furthermore, the hinged door 113 a geometric shape of the cross-sectional area of the housing 103 respectively.

The laundry drum 101 is cylindrical and can be so in the housing 103 be arranged that the longitudinal axis of the laundry drum 101 from the back wall 111 to the hinged door 113 runs. Thus, the laundry care device 100 operated as a front loader, where the laundry drum 101 from the front of the laundry care appliance 100 from fillable, or can be emptied.

At the curved floor area 109 of the second housing section 107 can stand elements 133 be formed, which make it possible, the laundry care device 100 Set up secured on a footprint. The stand elements 133 can be attached to one of the hinged door 113 facing side of the second housing portion 107 be educated. Next, the stand element 133 on either side of the apex of the curved floor area 109 be formed of the second housing portion, so as to a stable state of the laundry care device 100 to be able to guarantee.

According to one embodiment, the curved floor area 109 of the second housing section 107 rolling bearings 135 educated. These can be the stand elements 133 opposite to one of the back wall 111 facing side of the second housing portion 107 be educated. The rolling bearings 135 allow a safe stand of the laundry care device 100 and serve the laundry care device 100 to move by means of a rolling motion.

2 shows a front perspective view of a laundry care device 100 , According to one embodiment, on the inner surface of the curved bottom portion 109 of the second housing section 107 a plurality of warehouses 139 educated. These allow a secure rotatable guidance of the laundry drum 101 inside the case 103 and prevent contact between the laundry drum 101 and the inner surface of the curved bottom portion 109 of the second housing section 107 , Further, the bearings define 139 a minimum distance between the laundry drum 101 and the curved floor area 109 of the second housing section 107 , This can be ensured that the through the curved floor area 109 of the second housing section 107 formed liquid reservoir 123 in relation to the dimensions of the laundry drum 101 minimizes and thus the washing liquid consumption of the laundry care device 100 can also be reduced to a minimum.

3 shows a further perspective side view of the laundry care device 100 , According to one embodiment, the laundry care device 100 a grip element 137 on. The grip element 137 can at a the first housing section 105 opposite end of the hinged door 113 arranged and formed as a bracket element, which via a pivoting mechanism of the pivotable door 113 can be pivoted. About the grip element 137 is the laundry care device 100 by a user transportable by this the laundry care device 100 either via the handle element 137 carries or over the grip element 137 and the rolling bearings 135 pull or push.

4 shows a further perspective side view of the laundry care device 100 , According to one embodiment, the rolling bearings 135 on the curved floor area 109 of the second housing section 107 at the back wall 111 arranged facing side. The rolling bearings 135 can be spaced from each other, so that a secure stand and / or rolling surface can be guaranteed. At the first housing section 105 facing the rear wall 111 are other stand elements 133 educated. These make it possible for the laundry care device 100 on the back wall 111 to shift and turn off on this, and thus the laundry care device 100 to use as a toploader, so that through the hinged door 113 closed device opening 125 can be opened at the top and the laundry drum 101 can be filled and emptied from above.

On the back wall 111 can center the rotatable drive axle 131 be formed, which with the laundry drum 101 is connected and this in the housing 103 rotatably supports. About the rotatable drive axle 131 is the laundry care device 100 , and especially the laundry drum 101 with the manual drive 115 connectable, so that by pressing the manual drive the laundry drum 100 inside the case 103 is rotatable in the context of a rotational movement. About the operation of the manual drive 115 can the user of the laundry care device 100 thus driving this and washing the laundry to be washed. An external energy source, such as an external generator, can therefore be dispensed with.

5 shows a further perspective side view of the laundry care device 100 , According to one embodiment, the grip element 137 on the hinged door 113 formed and can by a pivoting mechanism of the hinged door 113 be pivoted. The majority of rolling bearings 135 can be at the back wall 111 facing side of the housing 103 be educated. About lifting the laundry care device 100 by means of the grip element 137 They can be attached to the hinged door 113 facing side of the housing 103 trained stand elements 133 be detached from a footprint, so that the laundry care device 100 exclusively on the majority of roller bearings 135 rests. This allows the user the laundry care device 100 easy to move by dragging or pushing.

6 and 7 show perspective views of a laundry care device arrangement 100 - 3 , In 7 is to clarify the size of the laundry care equipment 100 . 100 - 1 . 100 - 2 next to the successive laundry care equipment 100 . 100 - 1 . 100 - 2 the laundry care equipment arrangement 100 - 3 nor a conventional laundry care device 153 shown. Like in the 7 is clarified, the dimensions of the laundry care equipment 100 . 100 - 1 . 100 - 2 significantly smaller than a conventional laundry care device 153 be educated. The laundry drum 101 a laundry care device 100 . 100 - 1 . 100 - 2 However, in terms of the capacity of a laundry drum of a conventional laundry care device 153 be made comparable, so that the laundry care device 100 . 100 - 1 . 100 - 2 can handle a comparable laundry volume per wash cycle.

7 shows a front perspective view of the laundry care device assembly 100 - 3 according to 6 , The laundry care equipment arrangement 100 - 3 has a first laundry care device 100 - 1 and a second laundry care device 100 - 2 on, wherein the second laundry care device 100 - 2 on the particular planar footprint of the first housing portion 105 of the first laundry care device 100 - 1 is set up. According to the 6 shows every laundry care device 100 - 1 . 100 - 2 on the back wall 111 at least one fluid inlet 127 and at least one liquid drain 129 on.

The liquid inlet 127 can at a the first housing section 105 facing the rear wall 111 be formed and serves to wash liquid in the interior of the housing 103 and the liquid reservoir 123 introduce. The liquid drain 129 can in a the first housing section 105 opposite end of the rear wall 111 be formed and serves to the washing liquid within the liquid reservoir 123 from the laundry care device 100 dissipate.

By forming the at least one liquid inlet 127 at the first housing portion 105 facing the rear wall 111 can be ensured that when feeding the washing liquid in the laundry care device 100 this gravity flows through from above through the laundry located in the laundry drum, and thus soaked through.

By forming the at least one liquid drain 129 at the first housing portion 105 By contrast, the opposite end can be achieved that in the laundry care device 100 located washing liquid can be drained solely by the action of gravity and without the addition of additional pumps.

According to one embodiment, in a laundry care device arrangement 100 - 3 a liquid drain 129 of the second laundry care device 100 - 2 with a fluid inlet 127 of the first laundry care device 100 - 1 get connected.

This can be achieved that the washing liquid of the second laundry care device 100 - 2 after completion of the washing process as a washing liquid in the first laundry care device 100 - 1 introduced and can be used by this. This can further reduce the washing liquid consumption of the laundry care device arrangement 100 - 3 can be achieved by the washing liquid amount is used for a wash for two washes.

A liquid drain 129 a laundry care device 100 but also without additional connection with a liquid inlet 127 another laundry care device 100 be formed so that the washing liquid of a laundry care device 100 even without further use in another laundry care device 100 can be drained directly.

8th shows a front perspective view of the laundry care device 100 , According to one embodiment, the manual drive 115 as a rotatable gripping element 117 educated. For this purpose, the laundry care device 100 at the door 113 three coupling elements 157 on which the rotatable gripping element 117 is rotatably arranged. The coupling elements 157 are in turn with the rotatable drive axle 131 connected by the laundry drum 101 in the case 103 rotatably mounted. The rotatable gripping element 117 is by the user of the laundry care device 100 graspable and one by the coupling element 157 rotatable axis of rotation. By rotating the rotatable gripping element 117 the user can thus the laundry drum 101 set in rotation and the laundry care device 100 operate. In particular, the rotatable gripping element 117 as a crank 117 be educated.

According to one embodiment, the laundry care device 100 a device opening 125 with a cover element 155 on the first housing section 105 of the housing 103 on.

In 8th is the case 103 especially formed with a hexagonal shape.

9 shows an exploded view of the laundry care device 100 in 8th , According to one embodiment, the laundry care device 101 a gear arrangement 143 on which a plurality of external gears 147 and an inner gear 145 includes. The outer gears 147 and the inner gear 145 are each on one end face 141 the laundry drum 101 educated. The outer gears 147 are each with the coupling elements 157 connected. About the toothing of the outer gears 147 with the inner gear 145 can the rotational movement of the rotatable gripping element 117 on the laundry drum 101 be transferred and these are set in rotation. By the plurality of coupling elements 157 the user can choose the most practical position of the crank for him 117 choose.

10 shows a perspective view of a laundry drum 101 of the laundry care device 100 in 9 , According to one embodiment, the laundry drum 101 recess means 159 on, which in the lateral surface of the cylindrical laundry drum 101 are formed, and as in the interior of the laundry drum 101 reaching in depressions along the longitudinal axis of the laundry drum 101 extend.

11 shows a perspective side view of the laundry care device 100 , According to the embodiment in FIG 11 is the manual drive 115 of the laundry care device 100 as a displaceable tread element 119 or as a plurality of displaceable tread elements 119 educated. The displaceable tread elements 119 are with the gear arrangement 143 connected, which with the rotatable drive axle 131 (in the 11 not shown). The displaceable tread elements 119 can be operated by the user with the foot by the user, the movable tread elements 119 pushes down. By pressing the movable Trittelements 119 , in particular by pressing down with the foot, the user can thus the laundry drum 101 rotate and the laundry care device 100 operate. In particular, the displaceable tread element 119 as a foot pedal 119 be educated.

In 11 According to one embodiment, the housing 103 especially formed with a hexagonal shape. Furthermore, the displaceable tread elements 119 and the gear arrangement 143 in a floor area of the laundry care appliance 100 educated.

12 shows a perspective side view of the laundry care device 100 in 11 , According to the embodiment in FIG 11 and 12 has the gear arrangement 143 a plurality of external gears 147 on, which make it possible to actuate the displaceable tread elements 119 by a user of the laundry care device 100 in a rotary movement of the laundry drum 101 of the laundry care device 100 convert. The gear arrangement 143 may be formed, a rotational movement of the laundry drum 101 both by the operation of one of the displaceable tread elements 119 as well as by an alternating operation of several displaceable tread elements 119 to effect. In 11 and 12 are two movable tread elements 119 shown. However, the invention may also include a larger number of displaceable tread elements 119 include.

13 shows a schematic side view of the manual drive 121 of the laundry care device 100 , According to one embodiment, the manual drive 115 as a gripping member slidable along a longitudinal direction 121 educated. The sliding gripping element 121 has a tube element 165 and a displacement element 167 on, wherein in the tube element, a spring element 161 and a screw element 163 are formed. According to a translational movement of the displacement element 167 which is gripped by the user's hand along the longitudinal axis of the tube member 165 and an associated compression of the spring element 161 can over the screw element 163 a rotational movement of the tubular element 165 be effected about its longitudinal axis.

14 shows a perspective side view of the laundry care device 100 , According to one embodiment, the displaceable gripping element 121 with the tube element 165 via a coupling element 157 with the laundry drum 101 connected. The coupling element 157 can on a face 141 the laundry drum 101 on the longitudinal axis of the laundry drum 101 be educated. Via a translational movement of the displacement element 167 is the tube element 165 in a rotational movement about the longitudinal axis of the tubular element 165 displaceable, wherein via the coupling element 157 the rotational movement of the tubular element 165 on the laundry drum 101 is transmitted so that the sliding gripping element 121 a rotation of the laundry drum 101 can be effected. In 14 is the case 103 formed with a cylindrical shape. Furthermore, the displaceable gripping element 121 in an upper area of the laundry care appliance 100 educated.

15 shows a perspective view of the laundry care device 100 in 14 , According to one embodiment, the rotatable drive axle extends 131 through the receiving space of the laundry drum 101 and has the coupling element 157 on.

LIST OF REFERENCE NUMBERS

100

Laundry care device

100-1

first laundry care device

100-2

second laundry care device

100-3

Washing machines arrangement

101

washing drum

103

casing

105

first housing section

107

second housing section

108

sidewall

109

curved floor area

111

rear wall

113

swiveling door

115

manual drive

117

rotatable gripping element

119

displaceable tread element

121

sliding gripping element

123

liquid reservoir

125

opening devices

127

liquid inlet

129

liquid drain

131

rotatable drive axle

133

standing element

135

rolling bearings

137

handle element

139

camp

141

face

143

gearing

145

inner gear

147

outer gear

149

longitudinal axis

151

axis of curvature

153

conventional laundry care device

155

cover element

157

coupling element

159

recess means

161

spring element

163

screw element

165

tubular member

167

displacement member

QUOTES INCLUDE IN THE DESCRIPTION

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Cited patent literature

• DE 320992 [0003]

Claims (18)

A laundry care appliance (100), comprising: a housing (103) enclosing a housing interior, a first housing section (105), and a second housing section (107), and a rotatably mounted cylindrical laundry drum (101); characterized in that the second housing portion (107) is band-shaped and has a U-shaped cross-section with a curved bottom portion (109) and two side walls (108) extending from the curved bottom portion (109) and end-to-end through the first housing portion (105), wherein the curved bottom portion (109) forms a curved liquid reservoir (123) for receiving washing liquid and partially enclosing the cylindrical laundry drum (101). Laundry care appliance (100) after Claim 1 , characterized in that the first housing portion (105) forms a footprint for another laundry care device (100). Laundry care apparatus (100) according to any one of the preceding claims, characterized in that the curved bottom portion (109) comprises a liquid discharge (129) for discharging the washing liquid, in particular by the influence of gravity. Laundry care device (100) according to any one of the preceding claims, characterized in that the curved bottom portion (109) has a plurality of bearings (139), in particular plain bearings or roller bearings, in particular with rotatably mounted bearing rollers, for rotatably supporting the cylindrical laundry drum (101). Laundry care appliance (100) according to one of the preceding claims, characterized in that the housing (103) is integrally extruded, in particular in one piece. Laundry care device (100) according to any one of the preceding claims, characterized in that the housing (103) has a rear wall (111), which closes a housing interior of the housing (103) back fluid-tight, in particular which the rear end sides of the first housing portion (105) and of the second housing portion (107) terminates. Laundry care appliance (100) after Claim 6 , characterized in that in the rear wall (111) a liquid inlet (127) is formed in order to supply the housing interior washing liquid, in particular by the influence of gravity. Laundry care appliance (100) according to one of the preceding claims, characterized in that the laundry care appliance (100) has a pivotable door (113) which closes off the housing (103) in a fluid-tight manner with the cylindrical laundry drum (101) mounted therein, in particular on the front side. Laundry care appliance (100) after Claim 8 , characterized in that the pivotable door (113) has a seal which can be pressed against the end faces of the first housing section (105) and the second housing section (107) in order to terminate the housing (103) in a fluid-tight manner. Laundry care appliance (100) after Claim 8 or 9 , characterized in that the pivotable door (113) is pivotally mounted on the curved bottom portion (109). Laundry care appliance (100) after Claim 8 . 9 or 10 , characterized in that the pivotable door (113) has a geometric shape of the cross-sectional area of the housing (103), in particular a U-shaped form. Laundry care device (100) according to any one of the preceding claims, characterized in that on an outer wall of the curved bottom portion (109) at least one roller bearing (135) is integrally formed to rollably store the laundry care device (100). Laundry care apparatus (100) according to any one of the preceding claims, characterized in that a manual drive (115) for manually driving the cylindrical laundry drum (101) is provided. Laundry care appliance (100) after Claim 13 , characterized in that a drive axle (131) of the cylindrical laundry drum (101) is guided on the rear side by a rear wall (111) of the housing (103), and that the drive axle (131) is connected to the manual drive (115). Laundry care appliance (100) after Claim 13 or 14 , characterized in that the manual drive (115) comprises a crank (117) or a foot pedal (119) for driving the cylindrical laundry drum (101). Laundry care appliance (100) after Claim 13 . 14 or 15 , characterized in that the manual drive (115) comprises a gear arrangement (143) which is arranged centrally or decentrally to drive the laundry drum (101). Laundry care appliance (100) after Claim 16 , characterized in that the Gear assembly (143) having an outer gear (147) which is disposed within an inner gear (145) and the inner gear (145) drives to drive the cylindrical laundry drum (101). A laundry care apparatus arrangement (100-3), characterized by : a first laundry care apparatus (100-1) according to any one of the preceding claims; and a second laundry care device (100-2) according to any one of the preceding claims, which is connected to the footprint (105) of the first laundry care device (100-1), wherein in the bottom region (109) of the housing (103) of the second laundry care device (100). 101-2) formed liquid outlet (129) is connected to a liquid inlet (127) of the first laundry care device (101-1).

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