KR20080053848A - Washing/drying machine - Google Patents

Abstract

A washing machine is provided to supply fragrance to a tub without leakage by using steam and to reduce fragrance consumption by supplying fragrance only when needed. A washing machine comprises a fragrance supply unit(100), and a steam supply unit(30). The steam supply unit supplies steam to the fragrance supply unit to activate evaporation of a fragrance source. The fragrance supply unit comprises a cartridge, a cartridge dock, and an opening/closing unit. The cartridge contains the fragrance source, and has a fragrance discharge hole is formed to discharge fragrance of the fragrance source continuously. The cartridge is installed at the cartridge dock. The opening/closing unit selectively opens and closes the fragrance discharge hole. The opening/closing unit has a piston, and an elastic member. A part of the piston protrudes out of the cartridge and makes contact with the cartridge dock, and opens and closes the fragrance discharge hole. The elastic member elastically tilts the piston.

Description

Clothing Processing Equipment {WASHING / DRYING MACHINE}

1 is a perspective view showing the front of the clothes processing apparatus provided with a steam supply means and a fragrance supply means according to an embodiment of the present invention,

2 is a view showing a part of the front of the laundry treatment apparatus equipped with a fragrance supply means of FIG.

3 is a view showing an extract of only the fragrance supply means of FIG.

4 is a view in which the steam pipe of the steam supply means is disposed adjacent to the fragrance supply means of FIG.

5 is a perspective view of the horizontal wall of FIG.

6 is a perspective view of the piston of FIG. 4, FIG.

7 is a view in which the steam pipe of the steam supply means is disposed adjacent to the fragrance supply means in which the fragrance discharge holes are always discharged according to the first modification;

8 is a view in which a part of the steam pipe of the steam supply means bypasses the perfume supply means according to the second modification;

9 is a view through which the steam pipe of the steam supply means passes through the perfume supply means according to the third modification.

Explanation of symbols on the main parts of the drawings

20: casing 23: door

26: Tub 28: Drum

30: steam supply means 38: water supply line

40, 50, 60: steam pipe 44: circulation line

51: main building 53: first branch building

55: branch 2 61: branch 1

63: 2nd Subsection 100: Scent Supplying Means

110: cartridge dock 110a, 110b: through hole

120: cartridge 121: receiving chamber

121a: outlet hole 125: piston

The present invention relates to a clothes treating apparatus having a fragrance supply means and a steam supply means, and more particularly, a clothes treating apparatus using heat of steam provided by a steam supply means to promote evaporation of a fragrance source of the fragrance supply means. It is about.

As an example of a washing machine having such a steam supply means, the applicant filed by the applicant (application number: 10-2004-54518), and a case having an accommodation space for accommodating water therein, and installed inside the case A heater for heating the water in which the accommodation space is accommodated to become steam, a level sensor for sensing the level of water contained in the interior of the housing, and inside the case; For example, a washing machine provided with a heater temperature detecting means for detecting an overheated state of the heater when the water is below a predetermined level due to a malfunction of the water level detection sensor or is absent.

In addition, as an example of a washing machine having a fragrance supply means, the holder is integrally formed so as to be located above the washing tank on the lower surface of the door, the holder is formed with a plurality of vent holes leading to the receiving space, For example, the washing machine disclosed in the Utility Model Application (Registration No. 20-0165264) which accommodates a fragrance-releasing membrane fragrance.

On the other hand, the conventional washing machine described above is provided only with the steam supply means and the fragrance supply means individually, but not at the same time. Therefore, it was fundamentally impossible to use the heat of the steam provided by the steam supply means to promote the evaporation of the perfume source of the perfume supply means. That is, there is no structure which forcibly promotes divergence of the fragrance source by using a heat source such as heat of steam. Therefore, the conventional washing machine has a problem that the fragrance supply efficiency is lowered because the supply of fragrance depends only on the natural divergence of the fragrance source.

In addition, the conventional washing machine has been cumbersome and inconvenient for the user to easily replenish it when the fragrance source needs to be replenished. That is, the utility model application (Registration No .: 20-0165264), such as the need to open the door to insert the membrane scent to the holder in order to replace the membrane scent, such work was cumbersome and inconvenient for the user.

The present invention has been made in view of the above-described problems, and provided with a steam supply means and a fragrance ball water supply stage at the same time, by using the heat of steam provided by the steam supply means to promote the evaporation of the fragrance source of the fragrance supply means The purpose is to provide a treatment device. In addition, another object of the present invention is to provide a laundry treatment apparatus having a fragrance supply means that can easily replenish the fragrance source.

In order to achieve the above object, the present invention, a laundry treatment apparatus, the fragrance supply means for supplying a fragrance; And steam supply means for providing heat of steam to promote evaporation of the perfume source stored in the perfume supply means. Therefore, it is possible to forcibly promote the evaporation of the fragrance source of the fragrance supply means by using the heat of the steam provided by the steam supply means.

Here, the fragrance supply means, the cartridge for storing the fragrance source, the fragrance discharge hole is formed so that the fragrance of the stored fragrance source is always discharged; And a cartridge dock to which the cartridge is mounted.

Or, the fragrance supply means, so that the fragrance of the fragrance source stored in the cartridge is discharged only when the user needs, the fragrance supplying means, the cartridge is formed fragrance discharge hole for storing the fragrance source, the fragrance of the stored fragrance source is discharged; A cartridge dock to which the cartridge is mounted; And opening and closing means for selectively opening and closing the fragrance discharge hole.

The steam supply means includes a steam pipe through which the steam flows, which is disposed adjacent to the scent supply means, or includes a steam engine that allows a portion of the steam to pass through the scent supply means, or includes steam to the scent supply means. It is preferable to include; a steam pipe to allow all of the passage.

In addition, the object, the casing; A tub accommodated inside the casing; A drum housed in the tub; A drive motor for driving the drum; A fragrance supply means having a cartridge for storing a fragrance source and a cartridge dock to which the cartridge is mounted so as to supply fragrance into the tub or drum; And steam supply means for providing heat of steam to promote evaporation of the perfume source stored in the cartridge.

Here, the cartridge is preferably formed with a fragrance discharge hole so that the fragrance of the stored fragrance source is always discharged.

Or, the fragrance discharge hole is formed in the cartridge so that the fragrance of the fragrance source stored in the cartridge is discharged only when the user, the opening and closing means for selectively opening and closing the fragrance discharge hole is formed; It is preferable to further include.

Preferably, the steam supply means includes a steam pipe which supplies steam to the inside of the tub or drum and is disposed adjacent to the cartridge dock. Here, the fragrance supply means, it is preferable to further include a fragrance supply pipe for supplying a fragrance to the inside of the tub or drum.

As another example, the steam supply means, the main pipe for supplying steam into the tub or drum so that a portion of the steam flowing through the steam pipe of the steam supply means passes through the fragrance supply means; A first branch pipe branched from the main pipe and connected to one side of the cartridge dock; And a second branch pipe connected to the other side of the cart dock and the main pipe.

As another example, the steam supply means, the first pipe for supplying steam to the cartridge dock so that all the steam flowing through the steam pipe of the steam supply means passes through the fragrance supply means; And a second pipe connecting the cartridge dock and the tub or drum.

Hereinafter, on the basis of the accompanying drawings, the laundry treatment apparatus according to an embodiment of the present invention will be described in detail. 1 is a perspective view showing the front of the clothes processing apparatus equipped with a steam supply means and a fragrance supply means according to an embodiment of the present invention, Figure 2 is a front of the clothes processing apparatus equipped with a fragrance supply means of FIG. Figure 3 is a view showing a part, Figure 3 is a view showing only the fragrance supply means of Figure 2, Figure 4 is a view in which the steam pipe of the steam supply means is disposed adjacent to the fragrance supply means of Figure 1, Figure 5 Is a perspective view of the transverse wall, and FIG. 6 is a perspective view of the piston of FIG.

1 and 2, the laundry treatment apparatus according to an embodiment of the present invention, the casing 20 to form a receiving space therein; A tub 26 disposed inside the casing 20 to accommodate washing water therein; A drum (28) rotatably disposed about an axis of rotation disposed in the tub (26) in a substantially horizontal direction; A drive motor (not shown) for driving the drum 28; Fragrance supply means (100) for supplying fragrance into the tub (26) or drum (28); And steam supply means 30 for providing heat of steam to promote evaporation of the perfume source stored in the cartridge 120.

The casing 20 forms an exterior of a clothes treatment apparatus, and an entrance is formed at a front thereof to allow laundry to enter and exit, and a door 23 is provided at one side of the entrance to open and close the entrance.

The tub 26 has a tubular shape in which one side is open, and the open area is disposed to correspond to the entrance. The spring member 24 and the damper 22 are installed in the upper side and the lower side of the tub 26 so that the tub 26 may be fully buffered.

Detergent box 36 is installed above the tub 26, and supplies the water required for washing into the tub 26 together with the detergent.

In addition, the upper side of the tub 26, the injection nozzle 34 for injecting any one of the steam generated by the steam supply means 30 and the water circulated by the circulation pump 32 into the drum 28, the circulation line It is installed on (44).

A lower side of the tub 26 is provided with a circulation pump 32 for pumping water discharged from the tub 26 and resupplying it into the tub 26.

The circulation pump 32 is connected to a discharge pipe 42 through which water stored in the tub 26 is discharged, and is connected to the injection nozzle 34 and the circulation line 44. In the above-described configuration, the circulation pump 32 pumps the water discharged from the discharge pipe 42 to supply the injection nozzle 34 through the circulation line 44, and the water supplied to the injection nozzle 34 is a drum ( 28) It is sprayed inside.

The steam supply means 30 is disposed inside the heater (not shown) for heating the stored water, the water supply line 38 receives water from the outside, and the steam pipe 40 for supplying steam to the injection nozzle 34 And an on / off valve (not shown) disposed on the water supply line 38 to block or communicate the water supplied to the water supply line 38. The steam generated in the steam supply means 30 is supplied to the injection nozzle 34 via the steam pipe (40). Steam injected from the injection nozzle 34 is sprayed on the laundry contained in the drum 28 to facilitate the washing operation of the laundry.

The steam pipe 40 is disposed adjacent to the fragrance supply means 100 so that the heat of the steam passing through the steam pipe 40 is transmitted to the fragrance supply means 100. Since the steam pipe 40 is disposed adjacent to the fragrance supply means 100, the heat of steam is transferred to the fragrance supply means 100 to promote the evaporation of the fragrance source of the fragrance supply means 100. Therefore, the perfume supply efficiency of the perfume supply means 100 is improved. The steam pipe 40 is preferably made of stainless steel or aluminum in order to increase the thermal conductivity.

The fragrance supply means 100 is installed in the front of the casing 20 through the casing 20 to the upper side of the door 23. Here, the arrow indicates the flow direction of the steam flowing through the steam pipe (40). Thus, since the fragrance supply means 100 is detachable from the outside of the casing 20, the user conveniently separates the fragrance supply means 100 from the casing 20 to replenish the fragrance source, and then the casing 20 again. Can be easily mounted on

3 and 4, the fragrance supply means 100 is a cartridge dock 110; And a cartridge 120 detachably coupled to the cartridge dock 110 and containing a fragrance source; A cartridge sealer 130 installed between the cartridge dock 110 and the cartridge 120; And an external button 140 for mounting or detaching the cartridge 120 to the cartridge dock 110.

The cartridge dock 110 has a through hole 110a through which the fragrance of the fragrance source emitted from the mounted cartridge 120 can escape to the tub 26 or the drum 28. The through-hole 110a is a through-hole between the through-hole () and the tub 26 or drum 28 so that the fragrance exiting from the through-hole (110a) can be concentrated and supplied to the tub 26 or drum 28 without leaking to another place. Aroma supply pipe 170 is connected to the () and tub 26 or the drum 28 is installed.

The cartridge 120, the receiving chamber 121; A discharge hole 121a formed at one side of the accommodation chamber 121 to discharge the fragrance; It includes; and opening and closing means for opening and closing the discharge hole (121a).

The opening and closing means includes a horizontal wall 123 installed inside the cartridge 120 and partitioning the receiving chamber 121 into the first chamber C1 and the second chamber C2; A piston 125 which protrudes to the outside of the cartridge 120 to contact the cartridge dock 110 and opens and closes the discharge hole 121a; An elastic member 127 elastically biasing the piston 125; Sealing member 128 for opening and closing the discharge hole (121a) formed between the cartridge 120 and the piston 125; And an inner button 129 for moving the piston 125.

4 and 5, the horizontal wall 123 may include a plate 123b that divides the inside of the cartridge 120 into the first chamber C1 and the second chamber C2, and a central portion of the plate 123b. The guide protrusion 123c protrudes a predetermined length from, and includes a fragrance hole 123a formed through the outer circumferential surface of the plate 123b.

The fragrance source is accommodated in the first chamber C1, and the fragrance of the fragrance source accommodated in the first chamber C1 moves to the second chamber C2 through the fragrance hole 123a.

4 and 6, the piston 125 includes a contact portion 125a in contact with the bottom of the cartridge dock 110; And a partition wall portion 125b formed on an outer circumferential surface of the contact portion 125a to partition the second chamber C2 into the replenishment chamber Cr and the outside chamber Co. By installing a sponge in the replenishment chamber Cr, the fragrance may be stably distributed by adjusting the amount and speed at which the fragrance source escapes.

The elastic member 127 is a spring accommodated and installed in the contact portion 125a to allow the guide protrusion 123c to pass therethrough. When the force applied to the cartridge 120 is removed by the elastic member 127, the cartridge 120 is returned to its original position.

The inner button 129 is installed on the outside of the cartridge 120, the user presses the cartridge 120 to move relative to the cartridge dock 110 to slide the guide protrusion (123c) inside the contact portion (125a) Button.

The sealing member 128 is installed on the inner surface of the cartridge 120, the discharge hole 121a between the sealing member 128 and the partition wall portion 125b when the guide protrusion 123c slides inside the contact portion 125a. To form. The replenishment chamber Cr and the outside chamber Co are selectively communicated through the discharge hole 121a.

The cartridge sealer 130 closely contacts the outer circumferential surface of the cartridge dock 110 and seals the fragrance so that the fragrance does not diverge to the outside.

The outer button 140 is installed to surround the outer circumferential surface of the inner button 129, the cartridge 120 is mounted or detached to the cartridge dock (110).

Hereinafter, the operation of the fragrance supply means 100 is as follows.

When the user presses the inner button 129 in the direction of arrow B, the elastic member 127 is compressed in the direction of arrow C, and the cartridge 120, the sealing member 128, and the horizontal wall 123 are integrally the cartridge 120 Is blocked by the bottom of the cartridge dock 110 and moves until it stops.

At this time, since the contact portion 125a of the piston 125 is blocked by the bottom of the cartridge dock 110 and does not move, the sealing member 128 falls from the horizontal wall 123 while the discharge hole 121a is interposed therebetween. Is formed. The fragrance of the fragrance source received in the replenishment chamber Cr through the discharge hole 121a passes through the outside chamber Co and the through hole 110a through the fragrance supply pipe 170 and the tub 26 or the drum 28. Is supplied.

Here, since the steam pipe 40 is disposed at a position adjacent to the bottom of the cartridge dock 110, the heat of steam passing through the steam pipe 40 is indirectly transmitted to the cartridge 120 through the bottom of the cartridge dock (110). The heat of the vapor thus delivered promotes the evaporation of the fragrance source contained in the cartridge 120, so that the fragrance of the fragrance source is forcibly dissipated by heat instead of relying only on its own emission, and thus the fragrance supply efficiency of the fragrance supply means 100 This is improved.

On the other hand, when the user no longer presses the inner button 129, the cartridge 120 is moved to the original position by the restoring force of the elastic member 127 while the discharge hole 121a disappears and no more fragrance is supplied.

On the other hand, when the inner button 129 is pressed and released, the fragrance of the fragrance source of the replenishment chamber Cr exits and the replenishment chamber Cr becomes empty, but the origin of the fragrance in the first chamber C1 is subsequently Through the fragrance hole (123a) of the horizontal wall 123 is continuously replenished with the replenishment chamber (Cr).

On the other hand, when the fragrance source in the first chamber (C1) is consumed, and needs to replenish the fragrance source in the first chamber (C1), the user first presses and rotates the external button 140. At this time, while the hook 141 of the outer button 140 is separated from the engaging jaw 111 of the cartridge dock 110, the fragrance supply means 100 is separated from the cartridge dock 110.

Next, when the outer button 140 of the separated fragrance supply means 100 is turned in the direction of loosening the screw, the inner button 129 rotates together and the inner button 129 is separated from the cartridge 120. In this case, the first chamber C1 may be opened to supplement the fragrance source with the first chamber C1.

Next, after replenishing the fragrance source, when the outer button 140 is turned in the direction in which the screw is wound from the upper side of the cartridge 120, the inner button 129 is rotated together and the inner button 129 is coupled to the cartridge 120. .

Next, when the external button 140 is pressed and turned while being inserted into the cartridge dock 110, the hook 141 of the external button 140 is caught by the latching jaw 111 of the cartridge dock 110.

At this time, while the cartridge sealer 130 is installed between the fragrance supply means 100 and the cartridge dock 110 is pressed, the sealing between the fragrance supply means 100 and the cartridge dock 110 is completed.

As described above, when the fragrance source of the fragrance supply means 100 is consumed and needs to be replenished, it is possible to easily replenish the fragrance source in the first chamber C1 by the above-described method. In addition, since the user can select the required time to supply the fragrance only at that time, the consumption of the fragrance source is reduced, the replacement cycle is long and the cost is reduced.

7 is a view in which the steam pipe of the steam supply means is disposed adjacent to the fragrance supply means in which the fragrance discharge holes are always discharged according to the first modification. For reference, the same reference numerals are given to the components having the same function, and description thereof is omitted.

The fragrance supply means shown in FIG. 7 may supply the fragrance only when the user needs it, and is also a fragrance supply means capable of continuously supplying a certain amount of fragrance even in normal times.

To this end, the fragrance supply means according to FIG. 7 further comprises a fragrance discharge hole 120a for allowing the fragrance of the fragrance source accommodated in the cartridge 120 to be always discharged into the cartridge dock 110. It is. In addition, a through hole 110c is further formed in the cartridge dock 110 so that the fragrance emitted from the fragrance discharge hole 120a exits the cartridge dock 110 and is supplied to the tub 26 or the drum 28. have.

8 is a view in which a part of the steam pipe of the steam supply means bypasses the perfume supply means according to the second modification. For reference, the same reference numerals are given to the components having the same function, and description thereof is omitted. Arrows indicate the flow of steam through the main tube.

Referring to FIG. 8, the steam pipe 50 of the steam supply means 30 is inside the tub 26 or the drum 28 so that the steam from the steam supply means 30 is partially supplied to the fragrance supply means 100. A main pipe 51 for supplying steam to the furnace; A first branch pipe 53 branched from the main pipe 51 and connected to one side of the cartridge dock 110; And a second branch pipe 55 connected to the other side of the cartridge dock 110 and the main pipe 51. More specifically, the main pipe 51 is connected to the injection nozzle 34 so that steam is supplied to the tub 26 or the drum 28. The first branch pipe (53) connects the through hole (110a) formed on the circumference of the main pipe (51) and the cartridge dock (110). The second branch pipe 55 connects the main pipe 51 with another through hole 110b formed on the circumference of the cartridge dock 110.

With the above-described configuration, a part of the steam flowing in the main pipe 51 is supplied into the cartridge dock 110 through the first branch pipe 53, and then mixed with the fragrance, and then again through the second branch pipe 55. Join with the steam flowing in the pipe (51). Since the steam passes directly through the cartridge dock 110, the heat of the steam can be directly transmitted to the scent source contained in the cartridge 120. Therefore, evaporation of the fragrance source can be made more active, and the fragrance can be reliably supplied to the tub 26 or the drum 28 without being mixed with steam and leaking to another place.

9 is a view through which the steam pipe of the steam supply means passes through the perfume supply means according to the third modification. For reference, the same reference numerals are given to the components having the same function, and description thereof is omitted. Arrows indicate the flow of steam through the first and second tubes.

Referring to FIG. 9, the steam pipe 60 of the steam supply means 30 is configured to supply steam to the cartridge dock 110 so that all of the steam of the steam supply means 30 is supplied to the fragrance supply means 100. One tube 61; And a second pipe (63) for supplying steam to the cartridge dock (110) and the tub (26) or the drum (28).

More specifically, the first pipe 61 is connected to the through hole 110a formed on the circumference of the cartridge dock 110. The second pipe 63 connects the injection nozzle 34 with another through hole 110b formed on the circumference of the cartridge dock 110.

With the above-described configuration, all of the steam is supplied into the cartridge dock 110 through the first pipe 61, and then mixed with the fragrance and supplied to the injection nozzle 34 through the second pipe 63 again to the tub 26. Or sprayed into the drum 28. Since the steam passes directly through the cartridge dock 110, the heat of the steam can be directly transmitted to the scent source contained in the cartridge 120. Therefore, evaporation of the fragrance source can be made more active. In addition, the scent can be supplied to the tub 26 or the drum 28 reliably because the scent does not mix with the steam and leak out elsewhere.

As described above, according to the laundry treatment apparatus according to the embodiments of the present invention,

First, since the steam supply means and the perfume supply means are provided, it is possible to promote the evaporation of the perfume source of the perfume supply means by using the heat of the steam provided by the steam supply means. As a result, a laundry treatment apparatus having a fragrance supply means having improved fragrance supply efficiency is provided.

Second, when some or all of the steam of the steam supply means is supplied to the perfume supply means, the evaporation of the perfume source can be made more active. In addition, the scent can be supplied to the tub or drum reliably because the scent does not mix with the steam and leak out elsewhere.

Third, when the scent source is consumed and needs to be replenished, the user can easily replenish the scent source.

Fourth, since the user can select only when the fragrance supply is necessary to supply the fragrance only at that time, the consumption of the fragrance source is reduced, the replacement cycle is long and the cost is reduced.

Claims (17)

Aroma supply means for supplying aroma; And And steam supply means for providing heat of steam to promote evaporation of the perfume source stored in the perfume supply means. According to claim 1, wherein the fragrance supply means, A cartridge for storing a fragrance source and having a fragrance discharge hole configured to always discharge the fragrance of the stored fragrance source; And And a cartridge dock to which the cartridge is mounted. According to claim 1, wherein the fragrance supply means, A cartridge for storing a fragrance source and having a fragrance discharge hole for discharging the fragrance of the stored fragrance source; A cartridge dock to which the cartridge is mounted; And Clothing processing apparatus comprising; opening and closing means for selectively opening and closing the fragrance discharge hole. The method of claim 3, wherein the opening and closing means, A piston protruding from the outside of the cartridge to contact the cartridge dock and opening and closing the fragrance discharge hole; And And an elastic member elastically biasing the piston. The method of claim 3, wherein the opening and closing means, A horizontal wall partitioning the inside of the cartridge into a first chamber and a second chamber; A piston protruding from the outside of the cartridge to contact the cartridge dock and opening and closing the fragrance discharge hole formed in the first chamber; And And an elastic member elastically biasing the piston. The method of claim 5, wherein the opening and closing means, Clothing processing apparatus further comprises; an inner button for moving the piston. The laundry treatment apparatus according to claim 5, further comprising an external button for mounting or detaching the cartridge to the cartridge dock. The steam supply means according to any one of claims 1 to 7, And a steam pipe in which steam disposed adjacent to the fragrance supply means flows. The steam supply means according to any one of claims 1 to 7, And a steam pipe allowing a portion of the steam to pass through the fragrance supply means. The steam supply means according to any one of claims 1 to 7, And a steam pipe allowing all of the steam to pass through the fragrance supply means. Casing; A tub accommodated inside the casing; A drum housed in the tub; A drive motor for driving the drum; A fragrance supply means having a cartridge for storing a fragrance source and a cartridge dock to which the cartridge is mounted so as to supply fragrance into the tub or drum; And And steam supply means for providing heat of steam to promote evaporation of the perfume source stored in the cartridge. 12. The clothes treating apparatus of claim 11, wherein the cartridge has a fragrance discharge hole for discharging the fragrance of the stored fragrance source at all times. The clothes treating apparatus of claim 11, wherein the cartridge further comprises a fragrance discharge hole for discharging the fragrance of the stored fragrance source and selectively opening and closing the fragrance discharge hole. The steam supply means according to any one of claims 11 to 13, And a steam pipe which supplies steam to the inside of the tub or drum and is disposed adjacent to the cartridge dock. The method of claim 14, wherein the fragrance supply means, Clothing processing apparatus further comprises a; fragrance supply pipe for supplying fragrance into the tub or drum. The steam supply means according to any one of claims 11 to 13, A main pipe for supplying steam to the tub or drum; A first branch pipe branched from the main pipe and connected to one side of the cartridge dock; And And a second branch pipe connected to the other side of the cart dock and the main pipe. The steam supply means according to any one of claims 11 to 13, A first pipe supplying steam to the cartridge dock; And And a second pipe connected to the cartridge dock and supplying steam to the tub or drum.

Images