JP2003093775A - Washing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To apply steam to laundry before a washing process for decomposing stubborn sticking dirt such as fatty dirt and a stain and removing the decomposed dirt in the following washing process in a washing machine washing the laundry in a washing and spin-drying drum. SOLUTION: Operation of a steam supplying device 13 supplying steam into the washing and spin-drying drum 3, a water supply valve 9 supplying water into the washing and spin-drying drum 3, and the like is controlled by means of a controller 14. By means of the controller 14, a steam supplying process for supplying steam to the laundry inside the washing and spin-drying drum 3 by the steam supplying device 13 is carried out, and after the steam supplying process, water is supplied to a predetermined water level by means of the water supply valve 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine for washing laundry in a washing / dehydrating tank.

[0002]

2. Description of the Related Art The structure of a conventional pulsator-type washing machine is
This will be described with reference to FIG.

As shown in FIG. 7, a water receiving tub 1 contains a washing / dehydrating tub 3 in which a pulsator 2 is rotatably arranged at the bottom and is suspended from a washing machine outer frame 5 by a hanging rod 4. There is. The motor 6 drives the pulsator 2 or the washing / dehydrating tub 3 via the V-belt 7 and the reduction mechanism / clutch 8.

The water supply valve 9 supplies water into the washing / dehydrating tub 3, the drain valve 10 discharges the washing liquid and the rinsing liquid in the water receiving tub 1, and the water level detecting means 11 includes the water receiving tub 1.
The water level inside is detected. The control device 12 controls the operations of the motor 6, the water supply valve 9, the drain valve 10, and the like to sequentially control the washing, rinsing, and dehydration processes.

The operation of the above structure will be described. After the laundry and the detergent are put into the washing / dehydrating tub 3, the water supply valve 9 and the water level detecting means 11 supply the water suitable for the amount of the laundry and the motor. 6 is driven to rotate the pulsator 2. By rotating the pulsator 2, the laundry and the detergent liquid are stirred, and the dirt is removed by the friction between the cloths and the friction between the cloth and the inner wall of the washing / dehydrating tank 3 and the pulsator 2.

[0006]

However, in the case of the washing machine having this structure, the sticky and stubborn stains such as greasy stains and stain stains may not be easily removed by the force of the detergent and the frictional force applied to the laundry. there were. In addition, various germs attached to the laundry are likely to remain only by the power of the detergent and the frictional force applied to the laundry, and when the washed laundry is dried indoors, the remaining germs propagate. There was a problem that the laundry smelled.

The present invention is to solve the above-mentioned problems. By applying steam to laundry before the washing process, the sticky and dirty dirt such as greasy dirt and stain dirt is decomposed by the force of steam, and The first purpose is to remove these decomposed stains in the washing process.

A second object of the present invention is to reduce the number of germs by applying steam to the germs adhering to the laundry so that the germs do not propagate and the laundry does not smell.

[0009]

In order to achieve the first object of the present invention, the operation of steam supply means for supplying steam into the washing / dehydrating tank, water supply means for supplying water into the washing / dehydrating tank, and the like. Is controlled by the control means, and the control means controls the steam supply means to supply steam to the laundry in the washing / dehydrating tub by the steam supply means, and, after the steam supply step, to the predetermined water level by the water supply means. It is designed to supply water and carry out a washing process.

Thus, by applying steam to the laundry before the washing process, it is possible to decompose the sticky and stubborn stains such as greasy stains and stain stains, and decompose them in the washing process after supplying water to a predetermined water level. You can remove the stains.

In order to achieve the above second object,
The driving means for driving the washing / dehydrating tub or the pulsator and the steam supplying means for supplying steam into the washing / dehydrating tub are configured to be controlled by the control means, and the control means is configured to perform the rinsing step after the washing step. And a dehydration step are performed, and in the dehydration step, a steam supply step is performed to supply steam to the laundry in the washing / dehydrating tank by the steam supply means.

[0012] As a result, it is possible to reduce the germs remaining on the laundry even after the washing step and the rinsing step by applying steam to the germs so that the germs are not propagated and the laundry does not smell. can do.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION The invention according to claim 1 of the present invention is a washing / dehydrating tub, steam supply means for supplying steam into the washing / dehydrating tub, and water is supplied into the washing / dehydrating tub. A steam supply means, and a control means for controlling the operations of the steam supply means, the water supply means, etc., wherein the control means uses the steam supply means to supply steam to the laundry in the washing and dehydrating tub. Supply stroke and after this steam supply stroke,
It is configured to perform the washing process by supplying water to a predetermined water level by the water supply means, and by applying steam to the laundry before the washing process, decomposes sticky and stubborn stains such as greasy stains and stain stains. It is possible to remove the dirt decomposed in the washing process after supplying water to a predetermined water level. Further, by applying steam to various bacteria adhering to the laundry, the various bacteria can be reduced.

According to a second aspect of the present invention, there is provided a washing / dehydrating tub, a pulsator rotatably disposed at the bottom of the washing / dehydrating tub, and drive means for driving the washing / dehydrating tub or the pulsator. , Steam supply means for supplying steam into the washing / dehydrating tank, water supply means for supplying water into the washing / dehydrating tank, control means for controlling operations of the driving means, the steam supplying means, the water supplying means, and the like And a steam supply step of supplying steam to the laundry in the washing / dehydrating tub by the steam supply means, and, after the steam supply step, supplying water to a predetermined water level by the water supply means. ,
The washing means is configured to be driven by driving the driving means.By applying steam to the laundry before the washing step, it is possible to decompose sticky and stubborn stains such as greasy stains and stain stains. It is possible to remove the decomposed dirt from the laundry by rotating the washing / dehydrating tank or the pulsator in the washing process after supplying water to the predetermined water level. Further, by applying steam to various bacteria adhering to the laundry, the various bacteria can be reduced.

According to a third aspect of the present invention, a washing / dehydrating tub, a detergent liquid supplying means for supplying a detergent liquid into the washing / dehydrating tub, and a steam supplying means for supplying steam into the washing / dehydrating tub. And a water supply means for supplying water into the washing / dehydrating tub, and a control means for controlling the operations of the detergent liquid supply means, the steam supply means, the water supply means, etc. A detergent liquid supply step of supplying a detergent liquid to the laundry in the washing / dehydrating tub by means, and a steam supply step of supplying steam to the laundry in the washing / dehydrating tub by the steam supply means; It is configured to perform a washing process by supplying water to a predetermined water level by a water supply means.The temperature of the detergent liquid contained in the laundry is determined by soaking the laundry with the detergent liquid and then applying steam to the laundry. And the hot detergent liquid Can decompose stubborn dirt caked, such as dirt or stains dirt can drop the soils degraded by wash step after the water supply to a predetermined level. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to a fourth aspect of the present invention, there is provided a washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, and a driving means for driving the washing / dehydrating tub or the pulsator. A detergent liquid supply means for supplying a detergent liquid into the washing / dehydrating tub, a steam supply means for supplying steam into the washing / dehydrating tub, a water supply means for supplying water into the washing / dehydrating tub, and the drive Means, the detergent liquid supply means, the steam supply means, a control means for controlling the operation of the water supply means and the like, the control means, by the detergent liquid supply means, to the laundry in the washing and dewatering tub A detergent solution supply step of supplying a detergent solution, and a steam supply step of supplying steam to the laundry in the washing / dehydrating tank by the steam supply means,
It is configured to perform a washing step of supplying water to a predetermined water level by the water supply means and driving the drive means,
After soaking the laundry in the detergent solution, applying steam to the laundry raises the temperature of the detergent solution contained in the laundry, and the high-temperature detergent solution removes stubborn stains such as greasy stains and stain stains. It can be decomposed, and the decomposed dirt can be removed from the laundry by rotating the washing / dehydrating tank or the pulsator in the washing process after supplying water to a predetermined water level. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to a fifth aspect of the present invention, a water receiving tub having a washing and dehydrating tub disposed therein, a detergent liquid circulating means for circulating a detergent liquid in the water receiving tub, and a washing and dehydrating tub Steam supply means for supplying steam to, a water supply means for supplying water into the washing and dehydrating tub, and a control means for controlling operations of the detergent liquid circulation means, the steam supply means, the water supply means, etc., The control means supplies water to a water level lower than the set water level by the water supply means, and a detergent liquid circulation process in which the detergent liquid is circulated by the detergent liquid circulation means, and the steam supply means to wash the laundry in the washing and dehydrating tub. It is configured to perform a washing process by supplying water to a predetermined water level by the steam supply process for supplying steam and the water supply means, and since the water is supplied only to a water level lower than the set water level, the detergent concentration can be increased, Of by circulating a high concentration of the detergent solution, it is possible to span go evenly detergent solution throughout the laundry. Furthermore, by applying steam to the laundry, the temperature of the detergent liquid contained in the laundry increases, and the high-concentration, high-temperature detergent liquid can decompose sticky and stubborn stains such as greasy stains and stain stains. In the washing process after supplying water to the water level, decomposed dirt can be removed from the laundry. Furthermore, various bacteria attached to the laundry,
It can be reduced by hot detergent liquid.

According to a sixth aspect of the present invention, there is provided a water receiving tub having a washing / dehydrating tub provided therein, a pulsator rotatably provided at the bottom of the washing / dehydrating tub, and the washing / dehydrating tub. Alternatively, driving means for driving the pulsator, detergent liquid circulating means for circulating the detergent liquid in the water receiving tank, steam supply means for supplying steam into the washing / dehydrating tank, and washing / dehydrating tank Water supply means for supplying water and control means for controlling the operation of the drive means, the detergent liquid circulation means, the steam supply means, the water supply means, etc. are provided, and the control means is a water level lower than the set water level by the water supply means. Detergent liquid circulation step of supplying water up to, and circulating the detergent solution by the detergent solution circulation means, a steam supply step of supplying steam to the laundry in the washing and dehydrating tub by the steam supply means, and a water supply means Prescribed water It is configured to perform a washing process of supplying water up to and driving the driving means, and since water is supplied only to a water level lower than the set water level, it is possible to increase the detergent concentration and circulate the detergent liquid of high concentration. By this, the detergent liquid can be spread evenly throughout the laundry, and by applying steam to the laundry,
The temperature of the detergent liquid contained in the laundry increases, and the high-concentration, high-temperature detergent liquid can decompose stubborn stains such as greasy stains and stain stains, and in the washing process after supplying water to the prescribed water level, By rotating the washing / dehydrating tank or the pulsator, the decomposed dirt can be removed from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to a seventh aspect of the present invention, there is provided a washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, and a driving means for driving the washing / dehydrating tub or the pulsator. A steam supply means for supplying steam into the washing / dehydrating tank, and a control means for controlling the operation of the drive means, the steam supply means, etc., the control means comprising a drainage step and an intermediate step after the washing step. Perform the dehydration process,
In the intermediate dehydration process, the steam supply means supplies steam to the laundry in the washing / dehydrating tub, and steam is applied to the laundry in the intermediate dehydration process. Since it spreads along the inner wall of the dehydration tub, steam can be spread throughout the laundry. This steam can raise the temperature of the detergent solution contained in the laundry, so it can even decompose stubborn stains such as greasy stains and stains that did not fall during the washing process, and in the subsequent rinsing process. The decomposed dirt can be removed from the laundry. In addition, bacteria remaining on the laundry can be reduced by applying steam. Furthermore, since steam is supplied while performing intermediate dehydration, there is no need to separately supply steam,
The time required for washing does not increase.

According to an eighth aspect of the present invention, there is provided a washing / dehydrating tub, a pulsator rotatably disposed at the bottom of the washing / dehydrating tub, and drive means for driving the washing / dehydrating tub or the pulsator. A steam supply means for supplying steam into the washing / dehydrating tank, and a control means for controlling the operation of the drive means, the steam supply means, etc., the control means comprising a drainage step and an intermediate step after the washing step. Perform the dehydration process,
After the intermediate dehydration process, the steam supply means is configured to supply steam to the laundry in the washing / dehydrating tub, and after the intermediate dehydration, steam is applied to the laundry,
Since the laundry is in a state of spreading along the inner wall of the washing / dehydrating tub, steam can be spread throughout the laundry.
Also, since the detergent liquid is sufficiently dehydrated by intermediate dehydration, the amount of detergent liquid contained in the laundry is small,
It is possible to efficiently raise the temperature of the detergent liquid contained in the laundry. By this steam, stubborn stains such as greasy stains and stain stains that have not been removed in the washing process can be uniformly decomposed, and the decomposed stains can be removed from the laundry in the subsequent rinsing process. In addition, bacteria remaining on the laundry can be reduced by applying steam.

According to a ninth aspect of the present invention, there is provided a washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, and drive means for driving the washing / dehydrating tub or the pulsator. A steam supply means for supplying steam into the washing / dehydrating tank, and a control means for controlling operations of the driving means, the steam supply means, etc., wherein the control means comprises a rinse step and a dehydration step after the washing step. It is configured to execute a stroke, and to perform a steam supply step of supplying steam to the laundry in the washing / dehydrating tub by the steam supply means during the dehydration step. Since the laundry is spread along the inner wall of the washing and dewatering tub, steam can be spread throughout the laundry, and the germs remaining in the laundry even after the washing and rinsing steps. To Mind it is possible to reduce the bacteria by applying a, it is possible to prevent the laundry by eliminating the growth of bacteria that smell. Further, since the steam is supplied while the dehydration is being executed, the time required for supplying the steam is not required separately, so that the required washing time does not increase.

According to a tenth aspect of the present invention, there is provided a washing / dehydrating tub, a pulsator rotatably disposed at the bottom of the washing / dehydrating tub, and drive means for driving the washing / dehydrating tub or the pulsator. A steam supply means for supplying steam into the washing / dehydrating tank, and a control means for controlling operations of the driving means, the steam supply means, etc., wherein the control means comprises a rinse step and a dehydration step after the washing step. After the dehydration process is performed, the steam supply means is configured to perform a steam supply process for supplying steam to the laundry in the washing and dehydrating tub after the dehydration process. Since steam is applied, the laundry spreads along the inner wall of the washing and dewatering tub, so the steam can be spread throughout the laundry, and the water content in the laundry is low due to dehydration. So, by the steam, the temperature of the water contained in the laundry can be increased efficiently, and the bacteria remaining in the laundry can be reduced evenly.

The invention described in claim 11 includes: a washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, and a driving means for driving the washing / dehydrating tub or the pulsator. , Steam supply means for supplying steam into the washing / dehydrating tank, water supply means for supplying water into the washing / dehydrating tank, control means for controlling operations of the driving means, the steam supplying means, the water supplying means, and the like And the control means performs a rinse step and a dehydration step after the washing step,
In the washing step, the steam supply step for supplying steam to the laundry in the washing / dehydrating tub by the steam supply means and the pulsator rotation step for driving the pulsator by the driving means are executed. First, by applying steam to the laundry, the dirt adhering to the laundry is decomposed, and then the decomposed dirt can be floated from the laundry by stirring the laundry with a pulsator. And by supplying water and rinsing,
Dirt can be pulled away from the laundry. In addition, bacteria attached to the laundry can be reduced by applying steam.

According to a twelfth aspect of the present invention, there is provided a washing / dehydrating tub, a pulsator rotatably disposed at the bottom of the washing / dehydrating tub, and drive means for driving the washing / dehydrating tub or the pulsator. A detergent liquid supply means for supplying a detergent liquid into the washing / dehydrating tub, a steam supply means for supplying steam into the washing / dehydrating tub, a water supply means for supplying water into the washing / dehydrating tub, and the drive Means, the detergent liquid supply means, the steam supply means, a control means for controlling the operation of the water supply means, the control means performs a rinsing step and a dehydration step after the washing step, in the washing step, Detergent liquid supply step for supplying the detergent liquid to the laundry in the washing / dehydrating tank by the detergent liquid supply means, and steam supply for supplying steam to the laundry in the washing / dehydrating tank by the steam supply means. And the above It is configured to execute a pulsator rotation process in which the pulsator is driven by a moving means. After the detergent solution is impregnated in the laundry, steam is applied to the laundry to remove the detergent solution contained in the laundry. As the temperature rises, high-temperature detergent liquid can decompose sticky and stubborn stains such as greasy stains and stain stains, and then the decomposed stains can be floated from the laundry by stirring the laundry with a pulsator. You can And then water it,
By rinsing, dirt can be separated from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to a thirteenth aspect of the present invention, a water receiving tub having a washing / dehydrating tub provided therein, a washing / dehydrating tub, and a pulsator rotatably provided at the bottom of the washing / dehydrating tub. Drive means for driving the washing / dehydrating tub or pulsator, detergent liquid circulating means for circulating a detergent liquid in the water receiving tub, steam supply means for supplying steam into the washing / dehydrating tub, Water supply means for supplying water to the washing and dehydrating tank,
And a control means for controlling the operation of the drive means, the detergent liquid circulation means, the steam supply means, the water supply means, etc., wherein the control means executes a rinsing step and a dehydrating step after the washing step, In the above, a detergent liquid circulation step of supplying water to a water level lower than a set water level by the water supply means and circulating the detergent liquid by the detergent liquid circulation means, and steam by the steam supply means to the laundry in the washing and dehydrating tub. It is configured to execute a steam supply stroke to be supplied and a pulsator rotation stroke in which the driving means drives the pulsator, and since the water is supplied only to a water level lower than the set water level, the detergent concentration can be increased. By circulating a high-concentration detergent solution, the detergent solution can be evenly distributed throughout the laundry, and steam can be applied to the laundry. The temperature of the detergent solution contained in the laundry increases, and the high-concentration, high-temperature detergent solution can decompose the sticky and stubborn dirt such as greasy stains and stain stains, and then stir the laundry with a pulsator. By doing so, the decomposed dirt can be floated from the laundry. Then, by supplying water and rinsing, dirt can be separated from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

The invention described in claim 14 is the above-mentioned claim 1.
In the invention described in any one of to 6, 8, and 10 to 13, the control means is configured to drive the driving means in the steam supply process, and supplies the steam while moving the laundry, Steam can be spread throughout the laundry.

The invention described in claim 15 is the above-mentioned claim 1.
In the invention described in any one of Items 10 to 14, the control means is configured such that the driving means drives the pulsator after the steam supply process, and the laundry is decomposed by stirring the laundry with the pulsator. The dirt can be floated from the laundry.

The invention according to claim 16 is the above-mentioned claim 1.
In the invention described in any one of (1) to (15), the control means is
The steam supply means is configured to be driven for a predetermined time, and it is possible to supply an amount of steam necessary for decomposing the dirt of the laundry and reducing germs.

The invention according to claim 17 is the above-mentioned claim 1.
In the invention described in any one of (1) to (15), there is provided temperature detection means for detecting the temperature in the washing and dehydrating tub, and the control means is
The steam supply means is configured to be driven until the predetermined temperature is detected by the temperature detection means, and it is necessary for decomposing the dirt of the laundry and reducing various bacteria regardless of the amount and temperature of the laundry. A large amount of steam can be supplied.

The invention according to claim 18 is the above-mentioned claim 1.
In the invention described in any one of (1) to (15), there is provided temperature detection means for detecting the temperature in the washing and dehydrating tub, and the control means is
The steam supply means is configured to be driven for a predetermined time after detecting a predetermined temperature by the temperature detection means,
Regardless of the amount and temperature of the laundry, it decomposes dirt on the laundry,
It is possible to supply the amount of steam necessary for reducing the germs, and prevent dirt and germs from remaining.

The invention described in claim 19 is the above-mentioned claim 1.
In the invention described in any one of (1) to (15), there is provided temperature detection means for detecting the temperature in the washing and dehydrating tub, and the control means is
The steam supply means is configured to be driven intermittently so as to maintain a predetermined temperature for a predetermined time after the predetermined temperature is detected by the temperature detection means, regardless of the amount or temperature of the laundry. The amount of steam necessary for decomposing the dirt and reducing the germs can be supplied, and the dirt and the germs can be prevented from remaining. In addition, it is possible to prevent damage to the laundry such as discoloration due to excessive temperature rise.

[0032]

Embodiments of the present invention will be described below with reference to the drawings. In addition, the same configuration as the conventional example,
The same reference numerals are given and the description is omitted.

(Embodiment 1) As shown in FIG. 1, a steam supply device (steam supply means) 13 supplies steam to the washing / dehydrating tub 3 and is provided above the outer frame 5 of the washing machine. . The control device (control means) 14 controls the operations of the motor (driving means) 6, the water supply valve (water supply means) 9, the drain valve 10, the steam supply device 13, and the like to perform a series of steps of washing, rinsing, and dehydration. It is sequentially controlled and is provided on the upper surface of the washing machine outer frame 5. The controller 14 supplies steam to the laundry in the washing / dewatering tub 3 by the steam supply device 13, and then supplies water to a predetermined water level by the water supply means 9 to execute the washing process.

The operation of the above configuration will be described. Put laundry and detergent into the washing / dehydrating tank 3 and start operation,
The steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3. At this time, since steam is a high temperature and is a fine particle, it gets into the sticky and stubborn greasy dirt and stains adhering to the laundry, decomposes these dirts, and adheres to the laundry. Reduce the bacteria that are present.

After that, the water supply valve 9 and the water level detection means 11 supply water to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and carry out the washing process. In this washing process, by applying frictional force to the laundry in the detergent solution, the dirt decomposed by the steam can be separated from the laundry.

As described above, by applying steam to the laundry before the washing process, it is possible to decompose sticky and stubborn stains such as greasy stains and stain stains, and in the washing process after supplying water to a predetermined water level. The decomposed dirt can be separated from the laundry. In addition, bacteria attached to the laundry can be reduced by applying steam.

In this embodiment, in the washing process,
By driving the motor 6, the pulsator 2 is rotated to stir the laundry and the dirt is separated from the laundry. By driving the motor 6, the washing / dehydrating tub 3 is rotated. The centrifugal force may be generated in the water in the washing / dehydrating tub 3 so that the water can pass through the laundry and the dirt can be separated from the laundry.

(Embodiment 2) As shown in FIG. 2, the detergent liquid water storage tank 15 is provided on the upper portion of the outer frame 5 of the washing machine, and the detergent liquid in the detergent liquid water storage tank 15 is placed in the washing / dehydrating tank 3. It is connected to a water spray nozzle 16 that sprays water through a valve 17. These, the detergent liquid water storage tank 15, the water spray nozzle 16 and the valve 1
Detergent liquid supply means 18 is constituted by 7.

The control device (control means) 19 supplies the detergent liquid to the laundry in the washing / dehydrating tub 3 by the detergent liquid supplying means 18, and then the steam supplying device 13 supplies the detergent liquid to the laundry in the washing / dehydrating tub 3. After supplying steam to the laundry, the water supply means 9 supplies water to a predetermined water level to execute the washing process. The other structure is the same as that of the first embodiment.

To explain the operation in the above configuration, when laundry is put into the washing / dehydrating tub 3 and the operation is started, the detergent liquid in the detergent liquid storage tank 15 is sprayed by the sprinkling nozzle 16 into the washing / dehydrating tub 3. Sprinkle water onto the laundry and spread the detergent solution over the laundry. After that, the steam supply device 13 operates to supply steam to the laundry in the detergent / dehydration tub 3 soaked with the detergent liquid. At this time, the temperature of the detergent solution contained in the laundry is raised by the steam, and this high-temperature detergent solution causes
Decomposes stubborn greasy stains and stains on laundry to reduce bacteria.

After that, the water supply valve 9 and the water level detection means 11 supply water up to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and carry out the washing process. In this washing process, by applying frictional force to the laundry in the detergent solution, the dirt decomposed by the steam can be separated from the laundry.

In this way, by impregnating the laundry with the detergent liquid, and then applying steam to the laundry, the temperature of the detergent liquid contained in the laundry is increased, and the high temperature detergent liquid causes
Sticky and stubborn stains such as greasy stains and stain stains can be decomposed, and the stains decomposed in the washing process after supplying water to a predetermined water level can be separated from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

In this embodiment, in the washing process,
By driving the motor 6, the pulsator 2 is rotated to stir the laundry and the dirt is separated from the laundry. By driving the motor 6, the washing / dehydrating tub 3 is rotated. The centrifugal force may be generated in the water in the washing / dehydrating tub 3 so that the water can pass through the laundry and the dirt can be separated from the laundry.

(Embodiment 3) As shown in FIG. 3, the detergent liquid circulating means 20 circulates the detergent liquid in the water receiving tank 1, and includes a circulation pump 21, the circulation pump 21 and the water receiving tank 1. The first circulation path 22 is connected to the bottom of the washing machine and the second circulation path 24 is connected to the circulation pump 21 and the water spray nozzle 23 provided on the upper portion of the washing / dehydrating tub 3. There is.

The control device (control means) 25 is the water supply means 9
Water is supplied to a water level lower than the set water level, the detergent liquid is circulated by the detergent liquid circulation means 20, the detergent liquid is supplied to the laundry in the washing / dehydrating tank 3, and then the steam supply device 13 is used for washing / dewatering. After supplying steam to the laundry in the aquarium 3,
The water supply means 9 is used to supply water up to a predetermined water level and execute the washing process. The other structure is the same as that of the first embodiment.

To explain the operation in the above configuration, when laundry and detergent are put into the washing / dehydrating tub 3 and the operation is started, the water supply valve 9 and the water level detection means 11 set the set water level to 1
Supply from / 4 to 1/2 water level. Then, the circulation pump 21 operates, the detergent liquid at the bottom of the water receiving tank 2 enters the circulation pump 21 via the first circulation path 22, and the circulation pump 21 further passes through the second circulation path 24. Water is sprayed from the water spray nozzle 23 onto the laundry in the washing / dehydrating tub 3.

At this time, since the water is supplied only from 1/4 to 1/2 of the set water level, the detergent concentration is 2 to 4 times, and this detergent liquid is circulated by the detergent liquid circulating means 20. It is possible to soak a high-concentration detergent liquid evenly into the whole thing. After that, the steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3 that has been impregnated with the high-concentration detergent liquid. At this time, the steam raises the temperature of the detergent solution contained in the laundry, and this high-concentration, high-temperature detergent solution decomposes the stubborn greasy stains and stains on the laundry to reduce bacteria. .

Thereafter, the water supply valve 9 and the water level detecting means 11 are used to supply water to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and carry out the washing process. In this washing process, by applying frictional force to the laundry in the detergent solution, the dirt decomposed by the steam can be separated from the laundry.

As described above, since the water is supplied only to a water level lower than the set water level, the detergent concentration can be increased, and by circulating the high-concentration detergent liquid, the detergent liquid can be evenly distributed throughout the laundry. You can Furthermore, by applying steam to the laundry, the temperature of the detergent liquid contained in the laundry increases, and the high-concentration, high-temperature detergent liquid can decompose sticky and stubborn stains such as greasy stains and stain stains. In the washing process after supplying water to the water level, decomposed dirt can be removed from the laundry. further,
The bacteria attached to the laundry can also be reduced by the hot detergent solution.

In this embodiment, in the washing process,
By driving the motor 6, the pulsator 2 is rotated to stir the laundry and the dirt is separated from the laundry. By driving the motor 6, the washing / dehydrating tub 3 is rotated. The centrifugal force may be generated in the water in the washing / dehydrating tub 3 so that the water can pass through the laundry and the dirt can be separated from the laundry.

(Embodiment 4) A control device (control means) 14 in FIG. 1 executes a drainage process and an intermediate dewatering process after the washing process, and drives the steam supply device 13 in the intermediate dewatering process to wash the laundry. I am trying to supply steam. The other structure is the same as that of the first embodiment.

In the above structure, the operation will be described with reference to FIG. 4. When the laundry and the dewatering tub 3 are loaded with laundry and detergent and the operation is started, the water supply valve 9 and the water level detection means 11 supply water to a predetermined water level. Then, by driving the motor 6, the pulsator 2 is rotated to stir the laundry and the washing process is executed. After the washing process is completed, the drain valve 10 is driven to drain the detergent solution in the water receiving tub 1 and the motor 6 is driven to rotate the washing / dehydrating tub 3 to execute the intermediate dewatering process.

FIG. 4 shows the rotation speed of the washing / dehydrating tub 3,
When the number of rotations of the washing / dehydrating tub 3 reaches approximately 300 r / min which is substantially along the inner wall of the washing / dehydrating tub 3 due to centrifugal force, the steam supply device 13 is driven and Supply steam to the laundry. At this time, since the laundry is in a state of spreading along the inner wall of the washing / dehydrating tub 3, steam can be spread throughout the laundry. The steam raises the temperature of the detergent liquid contained in the laundry, and the high-temperature detergent liquid decomposes sticky and stubborn stains such as greasy stains and stain stains to reduce germs.

After stopping the washing / dehydrating tub 3 and the steam supply device 13, water is supplied to a predetermined water level by the water supply valve 9 and the water level detection means 11, and the motor 6 is driven to rotate the pulsator 2 to wash the laundry. Agitate and carry out the rinse step. In this rinsing step, by applying a frictional force to the laundry in the rinsing liquid, the dirt decomposed by the steam can be separated from the laundry. After that, the washing / dehydrating tub 3 is rotated by driving the motor 6, and the dewatering process is executed.

As described above, since steam is applied to the laundry in the intermediate dehydration process, the laundry spreads along the inner wall of the washing / dehydrating tub 3, so that the steam can be spread throughout the laundry. . This steam can raise the temperature of the detergent solution contained in the laundry, so it can even decompose stubborn stains such as greasy stains and stains that did not fall during the washing process, and in the subsequent rinsing process. The decomposed dirt can be removed from the laundry.

The germs remaining in the laundry can also be reduced by applying steam. further,
Since the steam is supplied while executing the intermediate dehydration, the time required for supplying the steam is not required separately, and therefore the required washing time does not increase.

(Embodiment 5) The control device (control means) 14 in FIG. 1 executes the drainage process and the intermediate dehydration process after the washing process, and drives the steam supply device 13 after the intermediate dehydration process to drive the laundry. I am trying to supply steam to. The other structure is the same as that of the first embodiment.

To explain the operation in the above configuration, when laundry and detergent are put into the washing / dehydrating tub 3 and the operation is started, water is supplied to a predetermined water level by the water supply valve 9 and the water level detection means 11, and the motor 6 is driven. By doing so, pulsator 2
Rotate to stir the laundry and perform the wash stroke. After the washing process is completed, the drain valve 10 is driven to drain the detergent solution in the water receiving tub 1 and the motor 6 is driven to rotate the washing / dehydrating tub 3 to execute the intermediate dewatering process.

After completion of the intermediate dehydration process, the steam supply device 13 is driven to supply steam to the laundry in the washing / dehydrating tub 3.
At this time, since the laundry is in a state of spreading along the inner wall of the washing / dehydrating tub 3, steam can be spread throughout the laundry. The steam raises the temperature of the detergent liquid contained in the laundry, and the high-temperature detergent liquid decomposes sticky and stubborn stains such as greasy stains and stain stains to reduce germs.

Thereafter, the water supply valve 9 and the water level detecting means 11 are used to supply water to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and to perform the rinsing stroke. In this rinsing step, by applying a frictional force to the laundry in the rinsing liquid, the dirt decomposed by the steam can be separated from the laundry. After that, the washing / dehydrating tub 3 is rotated by driving the motor 6, and the dewatering process is executed.

As described above, since steam is applied to the laundry after the intermediate dehydration is completed, the laundry spreads along the inner wall of the washing / dehydrating tub 3, so that the steam can be spread throughout the laundry. . Further, since the detergent liquid is sufficiently dehydrated by the intermediate dehydration, the amount of the detergent liquid contained in the laundry is small, and the temperature of the detergent liquid contained in the laundry can be efficiently raised by the steam.

By this steam, stubborn stains such as greasy stains and stain stains that have not been removed in the washing process can be decomposed evenly, and the decomposed stains can be removed from the laundry in the subsequent rinsing process. it can. In addition, bacteria remaining on the laundry can be reduced by applying steam.

(Embodiment 6) The control device (control means) 14 in FIG. 1 executes a rinse process and a dehydration process after the washing process, drives the steam supply device 13 in the dehydration process, and applies steam to the laundry. I am trying to supply it. The other structure is the same as that of the first embodiment.

In the above structure, the operation will be described with reference to FIG. 5. When the laundry and the dewatering tank 3 are loaded with laundry and detergent and the operation is started, the water supply valve 9 and the water level detection means 11 supply water up to a predetermined water level. Then, by driving the motor 6, the pulsator 2 is rotated to stir the laundry and the washing process is executed. After the washing process is completed, the drain valve 10 is driven to drain the detergent solution in the water receiving tub 1 and the motor 6 is driven to rotate the washing / dehydrating tub 3 to execute the intermediate dewatering process.

Thereafter, the water supply valve 9 and the water level detecting means 11 are used to supply water to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry, execute the rinsing stroke, and finish the rinsing stroke. Then, the drain valve 10 is driven to drain the rinse liquid in the water receiving tank 1. After that, the washing / dehydrating tub 3 is rotated by driving the motor 6 to execute the dewatering process.

FIG. 5 shows the number of rotations of the washing / dehydrating tub 3,
In this dehydration process, when the number of rotations of the washing / dehydrating tub 3 reaches approximately 300 r / min along the inner wall of the washing / dehydrating tub 3 due to centrifugal force, the steam supply device 13 is driven to wash and Steam is supplied to the laundry in the dehydration tub 3. At this time, since the laundry is in a state of spreading along the inner wall of the washing / dehydrating tub 3, steam can be spread throughout the laundry. By this steam, it is possible to uniformly reduce the number of germs attached to the laundry.

As described above, since steam is applied to the laundry during the dehydration process, the laundry is spread along the inner wall of the washing / dehydrating tub, so that the steam can be spread over the entire laundry. By applying steam to the bacteria remaining in the laundry even after the stroke and rinse steps, the bacteria can be reduced and the laundry can be prevented from smelling and the laundry can be prevented from smelling. Further, since the steam is supplied while the dehydration is being executed, the time required for supplying the steam is not required separately, so that the required washing time does not increase.

(Embodiment 7) The control device (control means) 14 in FIG. 1 executes a rinse process and a dehydration process after the washing process, and drives the steam supply device 13 after the dehydration process.
I am trying to supply steam to the laundry. The other structure is the same as that of the first embodiment.

To explain the operation in the above configuration, when laundry and detergent are put into the washing / dehydrating tub 3 and the operation is started, water is supplied to a predetermined water level by the water supply valve 9 and the water level detection means 11, and the motor 6 is driven. By doing so, pulsator 2
Rotate to stir the laundry and perform the wash stroke. After the washing process is completed, the drain valve 10 is driven to drain the detergent solution in the water receiving tub 1 and the motor 6 is driven to rotate the washing / dehydrating tub 3 to execute the intermediate dewatering process.

Thereafter, the water supply valve 9 and the water level detecting means 11 are used to supply water to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry, execute the rinsing stroke, and finish the rinsing stroke. Then, the drain valve 10 is driven to drain the rinse liquid in the water receiving tank 1. After that, the washing / dehydrating tub 3 is rotated by driving the motor 6 to execute the dewatering process.

After the dehydration process, the steam supply device 13 is driven to supply steam to the laundry in the washing / dehydrating tub 3. At this time, since the laundry is in a state of spreading along the inner wall of the washing / dehydrating tub 3, steam can be spread throughout the laundry, and the amount of water contained in the laundry is small due to dehydration, Since the temperature of the water contained in the laundry can be efficiently raised by the steam, various bacteria attached to the laundry can be uniformly reduced.

As described above, since steam is applied to the laundry after the dewatering process is completed, the laundry spreads along the inner wall of the washing / dehydrating tub 3, so that the steam can be spread throughout the laundry. Moreover, since the amount of water contained in the laundry is small due to the dehydration, the temperature of the water contained in the laundry can be efficiently raised by the steam, and the various bacteria remaining in the laundry can be uniformly reduced. be able to.

(Embodiment 8) The control device (control means) 14 in FIG. 1 executes a rinsing process and a dehydrating process after the washing process, and in the washing process, the steam supply device 13 causes
After supplying steam to the laundry in the washing / dehydrating tub 3, the pulsator 4 is rotated by driving the motor 6. The other structure is the same as that of the first embodiment.

To explain the operation of the above structure, when the laundry is put into the washing / dehydrating tub 3 and the operation is started, the steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3. At this time, since steam is a high temperature and is a fine particle, it gets into the sticky and stubborn greasy dirt and stains adhering to the laundry, decomposes these dirts, and adheres to the laundry. Reduce the bacteria that are present.

Then, by driving the motor 6,
The pulsator 2 is rotated to stir the laundry and the decomposed dirt is floated from the laundry. After that, the water supply valve 9 and the water level detection means 11 supply water up to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and execute the rinsing stroke. In this rinsing step, the decomposed dirt can be separated from the laundry by applying a frictional force to the laundry in the rinsing liquid. After that, the washing / dehydrating tub 3 is rotated by driving the motor 6, and the dewatering process is executed.

As described above, first, steam is applied to the laundry to decompose the dirt adhering to the laundry, and then the laundry is stirred with a pulsator to remove the decomposed dirt from the laundry. Can float. Then, by supplying water and rinsing, dirt can be separated from the laundry. In addition, bacteria attached to the laundry can be reduced by applying steam.

(Embodiment 9) The control device (control means) 19 in FIG. 2 executes a rinsing step and a dehydrating step after the washing step, and in the washing step, the detergent liquid supplying means 18 causes the washing / dehydrating tank 3 After supplying the detergent liquid to the laundry
Steam is supplied to the laundry by the steam supply device 13, and then the pulsator 2 is rotated. The other structure is the same as that of the second embodiment.

To explain the operation in the above configuration, when laundry and detergent are put into the washing / dehydrating tub 3 and the operation is started, the detergent liquid in the detergent liquid storage tank 15 is sprinkled by the sprinkling nozzle 16 into the washing / dehydrating tub 3. Water is sprayed on the laundry inside, and the detergent liquid permeates the entire laundry. Then, the steam supply device 13
Operates to supply steam to the laundry that has been impregnated with the detergent liquid in the washing / dehydrating tub 3.

At this time, the steam raises the temperature of the detergent liquid contained in the laundry, and the high-temperature detergent liquid decomposes the stubborn greasy stains and stain stains adhering to the laundry to reduce germs. . Then, by driving the motor 6, the pulsator 2 is rotated to stir the laundry and the decomposed dirt is floated from the laundry. Then, the drain valve 15 is driven to drain the detergent liquid, and the washing / dehydrating tub 3 is rotated to perform intermediate dehydration.

Then, the water supply valve 9 and the water level detection means 11 supply water up to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and execute the rinsing stroke. In this rinsing step, the decomposed dirt can be separated from the laundry by applying a frictional force to the laundry in the rinsing liquid. After that, the motor 6
Is driven to rotate the washing / dehydrating tub 3 and execute the dehydration process.

As described above, by impregnating the laundry with the detergent liquid and then applying steam to the laundry, the temperature of the detergent liquid contained in the laundry is increased, and the high-temperature detergent liquid becomes greasy or stain-contaminated. The sticky and sticky dirt can be decomposed, and the decomposed dirt can be floated from the laundry by stirring the laundry with the pulsator 2.

Then, by supplying water and rinsing, dirt can be separated from the laundry. further,
The bacteria attached to the laundry can also be reduced by the hot detergent solution.

(Embodiment 10) The control device (control means) 25 in FIG. 3 executes a rinsing step and a dehydration step after the washing step, supplies water to a water level lower than the set water level by the water supply means 9, and circulates the detergent liquid. The detergent liquid is circulated by the means 20 to supply the detergent liquid to the laundry in the washing / dehydrating tub 3, and then the steam is supplied to the laundry in the washing / dehydrating tub 3 by the steam supply device 13, and then the pallet is discharged. I try to rotate the sweater 4. The other structure is the same as that of the third embodiment.

To explain the operation of the above structure, when laundry and detergent are put into the washing / dehydrating tub 3 and the operation is started, the water supply means 9 and the water level detection means 11 make the water level 1/4 to 1/2 of the set water level. Water level up to. Then, the circulation pump 21 operates, the detergent liquid at the bottom of the water receiving tank 2 enters the circulation pump 21 via the first circulation path 22, and the circulation pump 21 further passes through the second circulation path 24. Water is sprayed from the water spray nozzle 23 onto the laundry in the washing / dehydrating tub 3.

At this time, water is supplied from 1/4 to 1 of the set water level.
Since it is only performed to / 2, the detergent concentration is 2 to 4 times, and since this detergent liquid is circulated by the detergent liquid circulation means 20, it is possible to allow the detergent liquid of a high concentration to soak into the entire laundry evenly. it can.

After that, the steam supply device 13 is activated to supply steam to the laundry in the washing / dehydrating tub 3 soaked with the high-concentration detergent liquid. At this time, the steam raises the temperature of the detergent solution contained in the laundry, and this high-concentration, high-temperature detergent solution decomposes the stubborn greasy stains and stains on the laundry to reduce bacteria. .

Then, by driving the motor 6,
The pulsator 2 is rotated to stir the laundry and the decomposed dirt is floated from the laundry. Then, the drain valve 15 is driven to drain the detergent liquid, and the washing / dehydrating tub 3 is rotated to perform intermediate dehydration. Then, the water supply valve 9 and the water level detection means 11 supply water to a predetermined water level, and by driving the motor 6, the pulsator 2 is rotated to stir the laundry and the rinse stroke is executed.

In this rinsing step, the decomposed dirt can be separated from the laundry by applying a frictional force to the laundry in the rinsing liquid. After that, the washing / dehydrating tub 3 is rotated by driving the motor 6, and the dewatering process is executed.

As described above, since the water is supplied only to a water level lower than the set water level, it is possible to increase the detergent concentration, and by circulating the high-concentration detergent liquid, the detergent liquid can be evenly distributed throughout the laundry. By applying steam to the laundry, the temperature of the detergent liquid contained in the laundry will rise, and the high-concentration, high-temperature detergent liquid can decompose sticky and stubborn stains such as greasy stains and stain stains. it can.

After that, the decomposed dirt can be floated from the laundry by stirring the laundry with a pulsator. Then, by supplying water and rinsing, dirt can be separated from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

(Embodiment 11) The control device (control means) 14 shown in FIG. 1 uses the steam supply device 13 to supply steam to the laundry in the washing / dehydrating tub 3 in the steam supply process so that the washing / dehydrating tub 3 can be used. I am trying to rotate. The other structure is the same as that of the first embodiment.

The operation of the above configuration will be described. Put laundry and detergent into the washing / dehydrating tank 3 and start operation,
While rotating the washing / dehydrating tub 3 at about 30 r / min, the steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3. At this time, since the laundry also rotates and moves with the rotation of the washing / dehydrating tub 3, steam can be evenly applied to the entire laundry, and the steam adheres to the laundry. It is possible to decompose bacteria and reduce bacteria attached to laundry.

As described above, since steam is supplied while moving the laundry, it is possible to spread the steam throughout the laundry, so that stains can be removed evenly and bacteria can be reduced evenly.

In the present embodiment, the washing / dehydrating tub 3 is rotated by driving the motor 6 in the steam supply process, but the pulsator 2 is rotated by driving the motor 6. Let the laundry stir,
The steam may be supplied while changing the position of the laundry so that the steam is evenly applied to the entire laundry.

(Embodiment 12) The control device (control means) 14 in FIG. 1 executes the steam supply process of supplying steam to the laundry in the washing / dehydrating tub 3 by the steam supply device 13, and then the pulsator. I am trying to rotate 2. The other structure is the same as that of the first embodiment.

The operation of the above configuration will be described. When the laundry is put into the washing / dehydrating tub 3 and the operation is started, the steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3. At this time, since steam is a high temperature and is a fine particle, it gets into the sticky and stubborn greasy dirt and stains adhering to the laundry, decomposes these dirts, and adheres to the laundry. Reduce the bacteria that are present.
After that, by driving the motor 6, the pulsator 2 is rotated to stir the laundry and the decomposed dirt can be floated from the laundry.

As described above, after the steam is supplied, by stirring the laundry with the pulsator 2, the decomposed dirt can be floated from the laundry.

(Embodiment 13) The control device (control means) 14 in FIG. 1 operates the steam supply device 13 for a predetermined time (about 20 minutes).
Drive). The other structure is the same as that of the first embodiment.

The operation of the above configuration will be described. Put laundry and detergent into the washing / dehydrating tank 3 and start operation,
The steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3, and the steam can be spread to almost the entire laundry. After about 20 minutes, the operation of the steam supply device 13 is stopped. To do. With this steam, it adheres to the laundry,
It decomposes stubborn greasy stains and stains and reduces bacteria attached to laundry.

After that, the water supply valve 9 and the water level detecting means 11 supply water to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and carry out the washing process. In this washing process, by applying frictional force to the laundry in the detergent solution, the dirt decomposed by the steam can be separated from the laundry.

In this way, the steam supply device 13 is driven for a predetermined time (about 20 minutes) so that the steam can be spread over almost the entire laundry, thereby decomposing the laundry dirt and reducing germs. The required amount of steam can be supplied.

(Embodiment 14) As shown in FIG. 6, the temperature detecting means 26 is provided above the water receiving tub 1 to detect the temperature of the laundry in the washing / dehydrating tub 3 and is washed by infrared rays. Also, the temperature of the laundry in the dehydration tub 3 is measured in a non-contact manner. The control device (control means) 27 is the steam supply device 1.
3 is detected by the temperature detecting means 26 at a predetermined temperature (for example, 50
It drives until it detects (℃). The other structure is the same as that of the first embodiment.

The operation of the above configuration will be described. Put laundry and detergent into the washing / dehydrating tank 3 and start operation,
The steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3. When the temperature detecting means 26 detects 50 ° C., the steam supply device 13 is stopped. At this time, the steam decomposes stubborn greasy stains and stain stains adhering to the laundry and reduces bacteria adhering to the laundry.

Further, since the steam is supplied while the temperature detecting means 26 is watching the temperature of the laundry, an appropriate amount of steam can be supplied regardless of the amount or temperature of the laundry.
After that, water is supplied to a predetermined water level by the water supply valve 9 and the water level detection means 11, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and execute the washing process.

As described above, the steam supply means 13 is driven until the temperature detecting means 26 detects the predetermined temperature, so that the dirt of the laundry is decomposed and the germs are reduced regardless of the amount and the temperature of the laundry. The required amount of steam can be supplied.

Although an infrared sensor is used as the temperature detecting means 26 in this embodiment, the temperature near the washing / dehydrating tub 3 may be measured by a thermistor or the like.

(Embodiment 15) The control device (control means) 27 in FIG.
6 is driven for a predetermined time (for example, 15 minutes) after detecting a predetermined temperature (for example, 45 ° C.).
The other structure is the same as that of the fourteenth embodiment.

The operation of the above configuration will be described. Put laundry and detergent into the washing / dehydrating tank 3 and start operation,
The steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3. The steam supply device 13 is continuously driven for 15 minutes after the temperature detection means 26 detects 45 ° C., and then the steam supply device 13 is stopped.

At this time, steam adheres to the laundry,
While decomposing stubborn greasy stains and stain stains and reducing bacteria adhering to the laundry, steam is supplied while the temperature of the laundry is monitored by the temperature detecting means 26, and further, a predetermined temperature is reached. Since it is supplying steam for a predetermined time from
An appropriate amount of steam can be supplied regardless of the amount or temperature of the laundry.

Thereafter, the water supply valve 9 and the water level detection means 11 are used to supply water up to a predetermined water level, the pulsator 2 is rotated to stir the laundry, and the washing process is executed.

As described above, since the temperature detecting means 26 drives the steam supply device 13 for a predetermined time after detecting the predetermined temperature, the dirt of the laundry is irrelevant regardless of the amount or temperature of the laundry. The amount of steam required for decomposing and reducing bacteria can be supplied, and dirt and residual bacteria can be prevented.

(Embodiment 16) A controller (control means) 27 in FIG. 6 has a predetermined time (for example, 15 ° C.) after the temperature detecting means 26 detects a predetermined temperature (for example, 45 ° C.).
Steam supply device 13 so as to maintain a predetermined temperature)
Is driven intermittently. The other structure is the same as that of the fourteenth embodiment.

The operation of the above configuration will be described. Put laundry and detergent into the washing / dehydrating tank 3 and start operation,
The steam supply device 13 operates to supply steam to the laundry in the washing / dehydrating tub 3. The steam supply device 13 is intermittently driven so as to reach 45 ° C. for 15 minutes after the temperature detection means 26 detects 45 ° C., and then the steam supply device 13 is stopped.

At this time, steam adheres to the laundry,
While stubborn greasy stains and stain stains are decomposed and various bacteria adhering to the laundry are reduced, steam is supplied while observing the temperature of the laundry by the temperature detecting means 26 and a predetermined time is reached after reaching the predetermined temperature. Since steam is supplied to maintain a predetermined temperature, an appropriate amount of steam is supplied regardless of the amount and temperature of the laundry, and the temperature rises too much and stains such as discoloration of the laundry Can be prevented.

After that, the water supply valve 9 and the water level detection means 11 supply water up to a predetermined water level, and the motor 6 is driven to rotate the pulsator 2 to stir the laundry and carry out the washing process.

In this way, the temperature detecting means 26 maintains the predetermined temperature for the predetermined time after the detection of the predetermined temperature.
Since the steam supply device 13 is configured to be driven intermittently, it is possible to supply the amount of steam necessary for decomposing the dirt of the laundry and reducing bacteria regardless of the amount and temperature of the laundry. It is possible to prevent stains and residual bacteria from remaining.

[0117]

As described above, according to the first aspect of the present invention, the washing / dehydrating tub, the steam supply means for supplying steam into the washing / dehydrating tub, and the washing / dehydrating tub Water supply means for supplying water to the inside and control means for controlling the operations of the steam supply means, the water supply means, etc. are provided, and the control means uses the steam supply means to steam the laundry in the washing and dehydrating tub. And a steam supply step for supplying water to a predetermined water level by the water supply means after the steam supply step, and the washing step is executed.Thus, by applying steam to the laundry before the washing step, Sticky and stubborn stains such as stains and stain stains can be decomposed, and the decomposed stains can be removed in the washing process after supplying water to a predetermined water level. Further, by applying steam to various bacteria adhering to the laundry, the various bacteria can be reduced.

According to the second aspect of the present invention, the washing / dehydrating tub, the pulsator rotatably arranged at the bottom of the washing / dehydrating tub, and the washing / dehydrating tub or pulsator are driven. Driving means, steam supply means for supplying steam into the washing / dehydrating tub, water supply means for supplying water into the washing / dehydrating tub, the driving means, the steam supplying means,
And a control means for controlling the operation of the water supply means,
The control means supplies a steam to the laundry in the washing / dehydrating tub by the steam supply means, and after the steam supply step, supplies water to a predetermined water level by the water supply means, and drives the driving means. Since it is configured to drive the washing process, steam can be applied to the laundry before the washing process to disintegrate sticky and dirty stains such as greasy stains and stains to a predetermined water level. By rotating the washing / dehydrating tank or the pulsator in the washing process after supplying water, the decomposed dirt can be removed from the laundry. Further, by applying steam to various bacteria adhering to the laundry, the various bacteria can be reduced.

According to the third aspect of the present invention, the washing / dehydrating tub, the detergent liquid supplying means for supplying the detergent liquid into the washing / dehydrating tub, and the steam for supplying the washing / dehydrating tub. Steam supply means, a water supply means for supplying water into the washing and dehydrating tub, and a control means for controlling operations of the detergent liquid supply means, the steam supply means, the water supply means, etc., the control means, A detergent liquid supply step of supplying the detergent liquid to the laundry in the washing / dehydrating tank by the detergent liquid supply means,
The steam supply means supplies steam to the laundry in the washing / dehydrating tub, and the water supply means supplies water up to a predetermined water level to perform the washing step. After soaking it in, by applying steam to the laundry, the temperature of the detergent solution contained in the laundry rises and the hot detergent solution can decompose sticky and stubborn stains such as greasy stains and stain stains. It is possible to remove the dirt that has been decomposed in the washing process after supplying water up to the predetermined water level. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to the invention described in claim 4, the washing / dehydrating tub, the pulsator rotatably disposed at the bottom of the washing / dehydrating tub, and the washing / dehydrating tub or the pulsator are driven. Drive means, a detergent liquid supply means for supplying a detergent liquid into the washing / dehydrating tub, a steam supplying means for supplying steam into the washing / dehydrating tub, and a water supply means for supplying water into the washing / dehydrating tub And a control means for controlling the operation of the drive means, the detergent liquid supply means, the steam supply means, the water supply means, etc., wherein the control means causes the detergent liquid supply means to operate in the washing / dehydrating tub. A detergent liquid supply step of supplying detergent liquid to the laundry, a steam supply step of supplying steam to the laundry in the washing and dehydrating tub by the steam supply means, and water supply to a predetermined water level by the water supply means, Drive the drive means Since the washing process is configured to be performed, soaking the laundry liquid with the detergent liquid and then applying steam to the laundry increases the temperature of the detergent liquid contained in the laundry, and the hot detergent liquid may become dirty or dirty. Sticky and stubborn stains such as stains can be decomposed, and the decomposed stains can be removed from the laundry by rotating the washing / dehydrating tank or pulsator in the washing process after supplying water to the prescribed water level. You can Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to the fifth aspect of the present invention, the water receiving tub having the washing and dehydrating tub disposed therein, the detergent liquid circulating means for circulating the detergent liquid in the water receiving tub, and the washing A steam supply means for supplying steam into the combined dewatering tank, a water supply means for supplying water into the washing / dehydration tank, and a control means for controlling the operations of the detergent liquid circulation means, the steam supply means, the water supply means, etc. The control means supplies water to a water level lower than a set water level by the water supply means, and a detergent liquid circulation step of circulating the detergent liquid by the detergent liquid circulation means, and the washing and dehydration tub by the steam supply means. Since the steam supply process for supplying steam to the laundry is configured to supply water to a predetermined water level by the water supply means and to execute the washing process,
Since the water is supplied only to a water level lower than the set water level, the detergent concentration can be increased, and by circulating the high-concentration detergent liquid, the detergent liquid can be evenly distributed throughout the laundry. Furthermore, by applying steam to the laundry, the temperature of the detergent liquid contained in the laundry increases, and the high-concentration, high-temperature detergent liquid can decompose sticky and stubborn stains such as greasy stains and stain stains. In the washing process after supplying water to the water level, decomposed dirt can be removed from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to the sixth aspect of the present invention, a water receiving tub having a washing / dehydrating tub provided therein, a pulsator rotatably provided at the bottom of the washing / dehydrating tub, and Driving means for driving the washing / dehydrating tub or pulsator, detergent liquid circulating means for circulating the detergent liquid in the water receiving tub, steam supply means for supplying steam into the washing / dehydrating tub, and the washing / drying tub It comprises a water supply means for supplying water into the dehydration tank, and a control means for controlling the operations of the drive means, the detergent liquid circulation means, the steam supply means, the water supply means, etc., and the control means is set by the water supply means. A detergent liquid circulation step of supplying water to a water level lower than the water level and circulating the detergent solution by the detergent solution circulation means, and a steam supply step of supplying steam to the laundry in the washing and dehydrating tub by the steam supply means, The water supply means Since configured to perform a washing operation for driving the drive means to feed water and more up to a predetermined water level,
Since the water is supplied only to a water level lower than the set water level, it is possible to increase the detergent concentration, and by circulating the high-concentration detergent solution, it is possible to spread the detergent solution evenly throughout the laundry and further to the laundry. By applying steam, the temperature of the detergent solution contained in the laundry increases, and the high-concentration, high-temperature detergent solution can decompose sticky and stubborn stains such as greasy stains and stain stains. In the subsequent washing process, the decomposed dirt can be removed from the laundry by rotating the washing / dehydrating tank or the pulsator. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to the seventh aspect of the present invention, the washing / dehydrating tub, the pulsator rotatably disposed at the bottom of the washing / dehydrating tub, and the washing / dehydrating tub or pulsator are driven. Driving means, steam supplying means for supplying steam into the washing and dehydrating tub, and control means for controlling operations of the driving means, the steam supplying means, etc., the control means after the washing process. A drainage step and an intermediate dewatering step are executed, and in the intermediate dewatering step, the steam supply means supplies steam to the laundry in the washing and dewatering tank. Since the laundry is applied, the laundry spreads along the inner wall of the washing / dehydrating tub, so that the steam can be spread throughout the laundry. This steam can raise the temperature of the detergent solution contained in the laundry, so it can even decompose stubborn stains such as greasy stains and stains that did not fall during the washing process, and in the subsequent rinsing process. The decomposed dirt can be removed from the laundry. In addition, bacteria remaining on the laundry can be reduced by applying steam. Further, since the steam is supplied while executing the intermediate dehydration, it is not necessary to separately supply the steam, so that the required washing time does not increase.

According to the present invention, the washing / dehydrating tub, the pulsator rotatably arranged at the bottom of the washing / dehydrating tub, and the washing / dehydrating tub or pulsator are driven. Driving means, steam supplying means for supplying steam into the washing and dehydrating tub, and control means for controlling operations of the driving means, the steam supplying means, etc., the control means after the washing process. After performing the drainage process and the intermediate dehydration process, after the intermediate dehydration process, by the steam supply means,
Since the steam is supplied to the laundry in the washing / dehydrating tub, the steam is applied to the laundry after the intermediate dehydration, so that the laundry is spread along the inner wall of the washing / dehydrating tub. Steam can be spread throughout the object. Moreover, since the detergent liquid is sufficiently dehydrated by the intermediate dehydration, the amount of the detergent liquid contained in the laundry is small, and the temperature of the detergent liquid contained in the laundry can be efficiently raised by the steam. By this steam, stubborn stains such as greasy stains and stain stains that have not been removed in the washing process can be uniformly decomposed, and the decomposed stains can be removed from the laundry in the subsequent rinsing process. In addition, bacteria remaining on the laundry can be reduced by applying steam.

According to the present invention, the washing / dehydrating tub, the pulsator rotatably arranged at the bottom of the washing / dehydrating tub, and the washing / dehydrating tub or pulsator are driven. Driving means, steam supplying means for supplying steam into the washing and dehydrating tub, and control means for controlling operations of the driving means, the steam supplying means, etc., the control means after the washing process. Since the rinsing step and the dehydration step are executed, and in the dehydration step, the steam supply means is configured to execute the steam supply step for supplying steam to the laundry in the washing / dehydrating tank, the laundry during the dehydration step Since steam is applied to the laundry, the laundry spreads along the inner wall of the washing / dehydrating tub, so steam can be spread throughout the laundry and remain in the laundry even after the washing and rinsing steps. Miscellaneous A, it is possible to reduce the bacteria by steaming, it is possible to prevent the laundry by eliminating the growth of bacteria is smell. Further, since the steam is supplied while the dehydration is being executed, the time required for supplying the steam is not required separately, so that the required washing time does not increase.

Further, according to the invention of claim 10,
Washing / dehydrating tub, pulsator rotatably arranged at the bottom of the washing / dehydrating tub, driving means for driving the washing / dehydrating tub or pulsator, and supplying steam into the washing / dehydrating tub A steam supply means and a control means for controlling the operation of the drive means, the steam supply means, and the like, the control means performs a rinsing step and a dehydration step after a washing step, and the steam after the dehydration step. By the supply means
Since the steam supply process for supplying steam to the laundry in the washing / dehydrating tub is performed, steam is applied to the laundry after the dewatering process, so that the laundry spreads along the inner wall of the washing / dehydrating tub. Since it is in the open state, steam can be spread throughout the laundry, and since the amount of water contained in the laundry is small due to dehydration, the temperature of the water contained in the laundry can be efficiently raised by the steam. Therefore, it is possible to uniformly reduce the number of germs remaining in the laundry.

According to the invention described in claim 11,
Washing / dehydrating tub, pulsator rotatably arranged at the bottom of the washing / dehydrating tub, driving means for driving the washing / dehydrating tub or pulsator, and supplying steam into the washing / dehydrating tub It comprises a steam supply means, a water supply means for supplying water into the washing and dehydrating tub, and a control means for controlling the operation of the drive means, the steam supply means, the water supply means, etc. A rinsing step and a dehydrating step are executed later, and in the washing step, a steam supplying step for supplying steam to the laundry in the washing / dehydrating tank by the steam supplying means and a pulsator rotation for driving the pulsator by the driving means. I configured it to execute the process,
First, by applying steam to the laundry, the dirt adhering to the laundry is decomposed, and then the decomposed dirt can be floated from the laundry by stirring the laundry with a pulsator. Then, by supplying water and rinsing, dirt can be separated from the laundry. In addition, bacteria attached to the laundry can be reduced by applying steam.

Further, according to the invention of claim 12,
Washing / dehydrating tub, pulsator rotatably arranged at the bottom of the washing / dehydrating tub, driving means for driving the washing / dehydrating tub or pulsator, and supplying detergent liquid into the washing / dehydrating tub Detergent liquid supplying means, steam supplying means for supplying steam into the washing / dehydrating tank, water supplying means for supplying water into the washing / dehydrating tank, the driving means, the detergent liquid supplying means, the steam supplying means And a control means for controlling the operation of the water supply means and the like, the control means performing a rinsing step and a dehydration step after a washing step, and in the washing step, the detergent solution supplying means causes the washing / dehydrating tub. Detergent liquid supply step for supplying detergent liquid to the laundry inside, steam supply step for supplying steam to the laundry in the washing / dehydrating tub by the steam supply means, and pulsator driven by the driving means Pa Since the sweater rotation process is configured to be performed, soaking the laundry in the detergent solution and then applying steam to the laundry increases the temperature of the detergent solution contained in the laundry, and the hot detergent solution becomes greasy. Sticky and stubborn stains such as stain stains can be decomposed, and then the decomposed stains can be floated from the laundry by stirring the laundry with a pulsator. Then, by supplying water and rinsing, dirt can be separated from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

Further, according to the invention of claim 13,
A water receiving tub having a washing / dehydrating tub provided therein, a washing / dehydrating tub, a pulsator rotatably provided at the bottom of the washing / dehydrating tub, and driving the washing / dehydrating tub or pulsator Drive means, detergent solution circulating means for circulating the detergent solution in the water receiving tank, steam supply means for supplying steam into the washing / dehydrating tank, and water supply means for supplying water into the washing / dehydrating tank, And a control means for controlling the operation of the drive means, the detergent liquid circulation means, the steam supply means, the water supply means, etc., wherein the control means executes a rinsing step and a dehydrating step after the washing step, In the above, a detergent liquid circulation step of supplying water to a water level lower than a set water level by the water supply means and circulating the detergent liquid by the detergent liquid circulation means, and steam by the steam supply means to the laundry in the washing and dehydrating tub. Supply Since the steam supply process and the pulsator rotation process for driving the pulsator by the driving means are executed, only the water level lower than the set water level is supplied, so that the detergent concentration can be increased and the detergent of high concentration can be obtained. By circulating the liquid, the detergent liquid can be evenly distributed throughout the laundry, and by applying steam to the laundry, the temperature of the detergent liquid contained in the laundry is increased, and a high-concentration, high-temperature detergent The liquid can decompose stubborn stains such as greasy stains and stain stains. Then, the decomposed stains can be floated from the laundry by stirring the laundry with a pulsator. Then, by supplying water and rinsing, dirt can be separated from the laundry. Further, bacteria attached to the laundry can also be reduced by the hot detergent solution.

According to the invention described in claim 14,
Since the control means is configured to drive the drive means in the steam supply process, the steam is supplied while moving the laundry, so that the steam can be spread throughout the laundry.

Further, according to the invention of claim 15,
Since the control means is configured to drive the pulsator by the driving means after the steam supply process, the decomposed dirt can be floated from the laundry by stirring the laundry with the pulsator.

Further, according to the invention of claim 16,
Since the control means is configured to drive the steam supply means for a predetermined time, it is possible to supply the amount of steam necessary for decomposing the dirt of the laundry and reducing bacteria.

Further, according to the invention of claim 17,
Equipped with temperature detection means to detect the temperature inside the washing and dehydration tub,
Since the control means is configured to drive the steam supply means until the temperature detecting means detects a predetermined temperature, the control means can decompose dirt of the laundry regardless of the amount and temperature of the laundry and reduce germs. The required amount of steam can be supplied.

According to the eighteenth aspect of the invention,
Equipped with temperature detection means to detect the temperature inside the washing and dehydration tub,
Since the control means is configured to drive the steam supply means for a predetermined time after detecting the predetermined temperature by the temperature detection means, it decomposes the dirt of the laundry regardless of the amount and temperature of the laundry, and eliminates germs. The amount of steam required to reduce the amount can be supplied, and it is possible to prevent stains and bacteria from remaining.

Further, according to the invention of claim 19,
Equipped with temperature detection means to detect the temperature inside the washing and dehydration tub,
The control means is configured to intermittently drive the steam supply means so as to maintain the predetermined temperature for a predetermined time after the predetermined temperature is detected by the temperature detection means. It is possible to supply the amount of steam necessary for decomposing the dirt of the object and reducing the germs, and prevent the dirt and the germs from remaining. In addition, it is possible to prevent damage to the laundry such as discoloration due to excessive temperature rise.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of a washing machine according to a first embodiment of the present invention.

FIG. 2 is a vertical sectional view of a washing machine according to a second embodiment of the present invention.

FIG. 3 is a vertical sectional view of a washing machine according to a third embodiment of the present invention.

FIG. 4 is a time chart showing the number of rotations of the washing / dehydrating tub of the washing machine according to the fourth embodiment of the present invention.

FIG. 5 is a time chart showing the number of rotations of the washing / dehydrating tub of the washing machine according to the sixth embodiment of the present invention.

FIG. 6 is a vertical sectional view of a washing machine according to a fourteenth embodiment of the present invention.

FIG. 7 is a vertical sectional view of a conventional washing machine.

[Explanation of symbols]

3 washing and dewatering tank 9 Water supply valve (water supply means) 13 Steam supply device (steam supply means) 14 Control device (control means)

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Takayuki Ishihara             1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric             Sangyo Co., Ltd. (72) Inventor Kenji Terai             1006 Kadoma, Kadoma-shi, Osaka Matsushita Electric             Sangyo Co., Ltd. F term (reference) 3B155 AA01 AA13 AA15 AA21 BB08                       CA06 CB06 CB60 GB04 KA12                       LA02 LA11 LA16 LB02 LB28                       LB29 LB34 MA01 MA02 MA07

Claims (19)

[Claims] 1. A washing / dehydrating tank, steam supply means for supplying steam into the washing / dehydrating tank, water supply means for supplying water into the washing / dewatering tank, steam supply means, water supply means, and the like. A control means for controlling the operation, wherein the control means supplies the steam to the laundry in the washing / dehydrating tank by the steam supply means, and the water supply means after the steam supply step. A washing machine configured to perform a washing process by supplying water up to a predetermined water level by. 2. A washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, drive means for driving the washing / dehydrating tub or the pulsator, and inside the washing / dehydrating tub Steam supply means for supplying steam to the washing and dewatering tank, and water supply means for supplying water to the washing and dehydrating tub; and control means for controlling the operation of the drive means, the steam supply means, the water supply means, etc. Is a steam supply step of supplying steam to the laundry in the washing and dehydrating tub by the steam supply means, and after the steam supply step, water is supplied to a predetermined water level by the water supply means to drive the drive means. A washing machine configured to perform a washing process. 3. A washing / dehydrating tank, a detergent liquid supplying means for supplying a detergent liquid into the washing / dehydrating tank, a steam supplying means for supplying steam into the washing / dehydrating tank, and the washing / dehydrating tank. Water supply means for supplying water to the inside and control means for controlling operations of the detergent liquid supply means, the steam supply means, the water supply means, etc. are provided, and the control means uses the detergent liquid supply means to perform the washing and dewatering. Detergent liquid supply process for supplying detergent liquid to the laundry in the tub, steam supply process for supplying steam to the laundry in the washing / dehydrating tub by the steam supply device, and water supply to a predetermined water level by the water supply device And a washing machine configured to perform the washing process. 4. A washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, a driving means for driving the washing / dehydrating tub or the pulsator, and a washing / dehydrating tub Detergent liquid supplying means for supplying detergent liquid to the washing and dehydrating tank, steam supplying means for supplying steam to the washing and dehydrating tank, water supply means for supplying water to the washing and dehydrating tank, the driving means, and the detergent liquid supplying means A control means for controlling the operations of the steam supply means, the water supply means, etc., wherein the control means supplies the detergent solution to the laundry in the washing / dehydrating tank by the detergent solution supply means. A supply step, a steam supply step for supplying steam to the laundry in the washing / dehydrating tank by the steam supply means, and a washing step for supplying water to a predetermined water level by the water supply means and driving the drive means Configured laundry Machine. 5. A water receiving tank having a washing and dehydrating tank provided therein, a detergent liquid circulating means for circulating a detergent liquid in the water receiving tank, and a steam supply for supplying steam into the washing and dehydrating tank. Means, water supply means for supplying water into the washing and dewatering tub, and control means for controlling operations of the detergent liquid circulation means, the steam supply means, the water supply means, etc., wherein the control means is the water supply means. A detergent liquid circulation step of supplying water to a water level lower than a set water level by the above, and a detergent solution circulation step of circulating the detergent solution by the detergent solution circulation means, and a steam supply step of supplying steam to the laundry in the washing and dehydrating tub by the steam supply means. And a washing machine configured to perform a washing process by supplying water to a predetermined water level by the water supply means. 6. A water receiving tub having a washing / dehydrating tub inside, a pulsator rotatably provided at the bottom of the washing / dehydrating tub, and a drive for driving the washing / dehydrating tub or pulsator. Means, a detergent liquid circulating means for circulating the detergent liquid in the water receiving tank, a steam supplying means for supplying steam into the washing / dehydrating tank, and a water supplying means for supplying water to the washing / dehydrating tank, A control means for controlling the operation of the driving means, the detergent liquid circulating means, the steam supply means, the water supply means, etc., wherein the control means supplies water to a water level lower than a set water level by the water supply means, A detergent liquid circulation step of circulating a detergent liquid by a circulation means, a steam supply step of supplying steam to the laundry in the washing and dehydrating tub by the steam supply means, and a water supply to a predetermined water level by the water supply means to drive the means A washing machine configured to perform a washing stroke that drives the. 7. A washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, drive means for driving the washing / dehydrating tub or the pulsator, and inside the washing / dehydrating tub Steam supply means for supplying steam to, and control means for controlling the operation of the drive means, the steam supply means, etc., the control means performs a drainage step and an intermediate dehydration step after the washing step, the intermediate A washing machine configured to supply steam to the laundry in the washing / dehydrating tub by the steam supply means in a dehydration step. 8. A washing / dehydrating tub, a pulsator rotatably disposed at the bottom of the washing / dehydrating tub, a driving means for driving the washing / dehydrating tub or the pulsator, and an inside of the washing / dehydrating tub. Steam supply means for supplying steam to, and control means for controlling the operation of the drive means, the steam supply means, etc., the control means performs a drainage step and an intermediate dehydration step after the washing step, the intermediate A washing machine configured to supply steam to the laundry in the washing / dehydrating tub by the steam supply means after the dehydration step. 9. A washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, a driving means for driving the washing / dehydrating tub or the pulsator, and a washing / dehydrating tub inside Steam supply means for supplying steam to the, and a control means for controlling the operation of the drive means, the steam supply means, etc., the control means performs a rinse step and a dehydration step after the washing step, the dehydration step The washing machine configured to perform a steam supply step of supplying steam to the laundry in the washing / dehydrating tub by the steam supply means. 10. A washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, a driving means for driving the washing / dehydrating tub or the pulsator, and a washing / dehydrating tub inside Steam supply means for supplying steam to the, and a control means for controlling the operation of the drive means, the steam supply means, etc., the control means performs a rinse step and a dehydration step after the washing step, the dehydration step A washing machine configured to perform a steam supply step of supplying steam to the laundry in the washing / dehydrating tub by the steam supply means after the end. 11. A washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, a driving means for driving the washing / dehydrating tub or the pulsator, and a washing / dehydrating tub inside Steam supply means for supplying steam, water supply means for supplying water into the washing and dehydrating tub, the drive means,
A control means for controlling the operation of the steam supply means, the water supply means, etc., wherein the control means executes a rinsing step and a dehydration step after a washing step, and in the washing step, the washing and washing operations are performed by the steam supplying means. A washing machine configured to perform a steam supply step of supplying steam to laundry in a dehydration tub and a pulsator rotation step of driving a pulsator by the driving means. 12. A washing / dehydrating tub, a pulsator rotatably arranged at the bottom of the washing / dehydrating tub, drive means for driving the washing / dehydrating tub or the pulsator, and inside the washing / dehydrating tub. Detergent liquid supply means for supplying the detergent liquid to
Steam supply means for supplying steam into the washing and dehydrating tank,
The washing / dehydrating tub is provided with water supply means and a control means for controlling operations of the drive means, the detergent liquid supply means, the steam supply means, the water supply means, etc., and the control means is a washing step. After performing a rinsing step and a dehydration step, in the washing step, by the detergent solution supply means, a detergent solution supply step of supplying a detergent solution to the laundry in the washing / dehydrating tub, and the steam supply means, A washing machine configured to perform a steam supply step of supplying steam to laundry in a washing / dehydrating tub and a pulsator rotation step of driving a pulsator by the driving means. 13. A water receiving tub having a washing / dehydrating tub provided therein, a washing / dehydrating tub, a pulsator rotatably provided at the bottom of the washing / dehydrating tub, and the washing / dehydrating tub or Driving means for driving the pulsator, detergent liquid circulating means for circulating the detergent liquid in the water receiving tank, steam supply means for supplying steam into the washing / dehydrating tank, and water supply in the washing / dehydrating tank And a control means for controlling the operations of the drive means, the detergent liquid circulation means, the steam supply means, the water supply means, etc., the control means performing a rinsing step and a dehydrating step after the washing step. In the washing step, the washing liquid is supplied to the water level lower than the set water level by the water supply means, and the detergent solution circulation step of circulating the detergent solution by the detergent solution circulation means, and the steam supply means are used to wash the inside of the washing and dehydrating tank Laundry A steam supply process for supplying steam to
A washing machine configured to perform a pulsator rotation stroke in which the pulsator is driven by the driving means. 14. The control means, in the steam supply stroke,
Claims 1 to 6, 8 and 1 configured to drive the drive means.
The washing machine according to any one of 0 to 13. 15. The washing machine according to claim 1, wherein the control means is configured to drive the pulsator by the drive means after the steam supply process. 16. The washing machine according to claim 1, wherein the control means is configured to drive the steam supply means for a predetermined time. 17. A temperature detecting means for detecting the temperature in the washing / dehydrating tub, wherein the control means drives the steam supply means until the temperature detecting means detects a predetermined temperature. The washing machine according to any one of 15. 18. A temperature detecting means for detecting the temperature inside the washing / dehydrating tub, wherein the control means is configured to drive the vapor supply means for a predetermined time after detecting the predetermined temperature by the temperature detecting means. The washing machine according to any one of Items 1 to 15. 19. A temperature detecting means for detecting the temperature in the washing / dehydrating tub is provided, and the control means maintains the predetermined temperature for a predetermined time after the steam supplying means detects the predetermined temperature by the temperature detecting means. The washing machine according to claim 1, wherein the washing machine is configured to be intermittently driven.