JPH08299674A - Washing machine - Google Patents

Abstract

PURPOSE: To make a display device for the display action related to the washing operation thin, improve the degree of freedom on designing, and improve the visibility of the display device and the operability of an operation switch. CONSTITUTION: A display device 4 is formed into a flexible rectangular flat plate shape as a whole, it is arranged with a reflector on the back face of a nematic curved aligned phase(NCAP) liquid crystal panel, and it is provided with multiple display partitions 12-23 having multiple kinds of display sections 12a-12h, 13a-13f, 14a... related to washing operation. A membrane switch turned on in response to pressing action of the display device 4 is provided on the back face side of the display device 4, and multiple operation switches 8a-8j are set at the positions corresponding to the prescribed display sections 12a, 14a, 15a, 15, 15i, 17b, 19a, 20a, 22a, 23a on the membrane switch. The display actions by the display sections are conducted in different modes in response to the states of the operation switches 8a-8j corresponding to the display sections.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing machine provided with a display device for performing a display operation related to a washing operation.

[0002]

2. Description of the Related Art For example, a washing machine for combined use of dehydration is designed to perform a washing operation by sequentially performing steps of washing, rinsing, and dehydrating, and also for a plurality of washing courses including a standard washing course. The configuration is such that any one can be selected and automatically executed. In such a washing machine, a display device for displaying the types of a plurality of washing courses and the stroke display currently in progress is provided on an operation panel arranged in the main body of the washing machine. In this case, the display device is configured by a combination of light emitting diodes or a fluorescent display tube. Further, on the operation panel, a plurality of operation switches for switching the washing course and selecting the wash water level are arranged adjacent to the display device.

[0003]

When a display device using a light emitting diode or a fluorescent display tube is provided, the size of the display device itself in the thickness direction becomes relatively large. For this reason, it is necessary to secure a large installation space for the display device in the operation panel portion, which has been a cause of impairing the degree of design freedom in the washing machine.
In addition, since the size of the operation panel is inevitably restricted to some extent, in the conventional configuration in which the display device and the plurality of operation switches are adjacently provided on the operation panel, the operation portion of the display device and each operation switch is There will be restrictions on the size of. Therefore, it becomes difficult to increase the visibility by increasing the area occupied by the display device, and
There is also a possibility that the operability of the operation switch may be deteriorated.

Further, the functions and operating procedures of a plurality of operation switches provided for switching the washing course and selecting the washing water level are described in the attached instruction manual, but in reality, Understanding the operating procedure correctly is quite troublesome. For this reason, the user is confused about which operation switch to operate,
In many cases, an erroneous operation occurs, which also causes a decrease in operability, and there is a problem in that the function of the washing machine cannot be fully exerted.

The present invention has been made in view of the above circumstances, and an object thereof is to make it possible to reduce the thickness of a display device, improve the degree of freedom in design, and improve the visibility of the display device. In addition, while having a configuration including a plurality of operation switches, it is possible to improve operability and prevent erroneous operations, and to fully exert the functions of the washing machine corresponding to those operation switches. To provide a possible washing machine.

[0006]

In order to achieve the above-mentioned object, the present invention comprises a plurality of operation switches and a plurality of display portions positioned so as to correspond to the respective operation switches. In a washing machine including a display device, the display device is configured by using an NCAP liquid crystal panel, and the operation switch and a display unit corresponding to the operation switch are configured to be arranged in a superposed manner. A configuration is provided in which control means is provided for performing display operations by the plurality of display units in different modes according to the states of the operation switches corresponding to the display units (claim 1).

In this case, the control means is provided with an operation switch that can be switched to the operation standby state at a predetermined time point, and the display means corresponding to the operation switch in the operation standby state is operated intermittently. It may be configured to perform (claim 2).

Further, the control means may be configured to switch the display section to a continuous display operation state when an operation switch corresponding to the display section that is performing an intermittent display operation is operated ( Claim 3).

It is also possible to provide an overlay on the upper surface of the NCAP liquid crystal panel constituting the display device, and to print the presence of the operation switch on a portion of the overlay corresponding to the operation switch which is always effective (claim) Item 4).

The control means may be arranged so that a continuous display operation is performed on the display section corresponding to the operation switch in the operation enabled state (claim 5).

The control means is configured to set the washing operation condition according to the operation of the operation switch, and when a specific operation switch is operated, the setting content of the washing operation condition is initialized. The display unit corresponding to the operation switch whose operation is valid in the setting content initialization state may be switched to the operation state (claim 6).

When the display device is provided with an operation instruction display portion for urging operation of a predetermined group of operation switches, and the control means switches the operation instruction display portion to a display operation state. The display operation of the plurality of display sections corresponding to the operation switch group of the predetermined group may be performed in a mode different from that of the operation instruction display section (claim 7).

[0013] The control means, when a specific operation switch whose corresponding display section is in a display operation state is operated,
A configuration in which the operation of a predetermined operation switch is enabled according to the operation, the display unit corresponding to the operation switch is switched to an operating state, and then the display operation of the display unit corresponding to the specific operation switch is stopped. (Claim 8)

The display device is provided with a plurality of stroke display portions for displaying the progress of the washing operation, and operation switches for selecting the washing stroke are arranged in correspondence with the stroke display portions. It is also possible (claim 9).

In this case, the shape of the stroke display portion and the shape of the display portion for displaying the position of the operation switch for selecting the washing stroke may be different from each other (claim 10).

[0016]

In the washing machine according to the first aspect of the present invention, the display device having a plurality of display portions positioned so as to correspond to the plurality of operation switches can be significantly thinned.
(Nematic curvilinear aligned phase) Since it is composed of a liquid crystal panel, the display device can be made thin and the degree of freedom in designing the washing machine can be improved. Further, since the NCAP liquid crystal panel has a wide viewing angle, the visibility of the display device is improved.

In this case, since the plurality of operation switches and the display section corresponding to the plurality of operation switches are arranged in a superposed arrangement, the display device and the plurality of operation switches are provided adjacent to each other as in the conventional configuration. Therefore, the size of the display device and the operating portions of the plurality of operation switches is not restricted, and as a result, the visibility of the display device and the operability of the operation switch can be improved.

Further, since the control means executes the display operation by the plurality of display sections in different modes according to the states of the operation switches corresponding to the display sections, a plurality of display operations are performed based on the display operation. It becomes possible to inform whether or not the operation switch can be operated, so that it is possible to prevent the user from wondering which operation switch to operate and the possibility of erroneous operation, and at the same time, a washing machine compatible with those operation switches. Will be able to fully exercise the function of.

In the washing machine according to the second aspect, when the operation switch is switched to the operation standby state at a predetermined time point, the control means intermittently displays the display portion corresponding to the operation switch in the operation standby state as described above. Since such a display operation is performed, the operation switch to be operated next can be reliably notified by the display, and the operability is improved.

According to another aspect of the washing machine of the present invention, when the operation switch corresponding to the display section which is performing the intermittent display operation is operated, the control means continuously operates the display section. Since the display operation state is switched to, the state in which the operation of the operation switch is effectively performed can be notified.

According to another aspect of the washing machine of the present invention, the overlay provided on the upper surface of the NCAP liquid crystal panel is provided with a print indicating the existence of the operation switch at a portion corresponding to the operation switch for which the operation is always effective. Therefore, it is possible to easily know the operation switch whose operation is effective at all times.

In the washing machine according to the fifth aspect of the present invention, the display section corresponding to the operation switch in the operation enabled state is:
Since the continuous display operation is performed, it is possible to easily confirm that the operation switch is operable and the function of the operation switch.

In the washing machine according to claim 6, the control means comprises:
The washing operation condition is set according to the operation of the operation switch, and when a specific operation switch is operated in such a setting state, the setting content of the washing operation condition is initialized and then the initial setting content is set. In the activated state, the display section corresponding to the operation switch for which the operation is effective is switched to the operating state. As a result, when the washing operation condition is set incorrectly, the washing operation condition can be returned to the initial state by operating the specific operation switch, and the operation switch to be operated from this initial state is It is instructed by the display unit switched to the operating state as described above.

In the washing machine according to claim 7, the control means comprises:
When the operation instruction display unit for prompting the operation of the operation switch group of the predetermined group is switched to the display operation state, the display operation of the plurality of display units corresponding to the operation switch group is different from that of the operation instruction display unit. Therefore, it is possible to operate the group of operation switches without fail.

According to another aspect of the washing machine of the present invention, when a specific operation switch whose corresponding display section is in the display operation state is operated, the control means performs a predetermined operation according to the operation of the specific operation switch. The operation of the switch is validated, the display section corresponding to the operation switch is switched to the operating state, and then the display operation of the display section corresponding to the specific operation switch is stopped. Therefore, since the operation order of these operation switches is notified through the display unit, there is no risk of making a mistake in the operation procedure.

In the washing machine according to claim 9, the display device includes:
Since a plurality of stroke display portions for displaying the progress of the washing operation are provided and operation switches for selecting the washing stroke are arranged corresponding to the stroke display portions, the stroke display portion is changed to It can be used for both the display of the progress status and the function display of the operation switch.

In the washing machine of the tenth aspect, the shape of the stroke display section and the shape of the display section for displaying the position of the operation switch for selecting the washing step are different from each other. The possibility of operation error is reduced.

[0028]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment in which the present invention is applied to a washing machine for combined use of dehydration will be described below with reference to FIGS. In FIG. 4 showing the appearance of the washing machine for combined use of dehydration, a two-folded lid 2 for opening and closing a laundry loading / unloading opening (not shown) is provided on the upper part of the outer box 1 which constitutes the main body of the washing machine. The operation panel unit 3 is provided on the front side thereof.

A rectangular display device 4 is arranged on the operation panel unit 3 so as to be substantially flush with the operation panel unit 3, and a power supply is provided at a position adjacent to the display device 4. An “ON” switch 5, a power OFF “OFF” switch 6 and a light emitting diode 7 functioning as a pilot lamp are arranged in a state of being substantially flush with the operation panel unit 3. Further, the operation panel section 3 is provided with a membrane switch 8 for forming an operation switch group so as to be located on the back surface side of the display device 4. The display device 4 is NCAP (nematic curvilinear aligned phase).
By using a liquid crystal panel, it has a flexible flat plate shape, and has a sectional structure as schematically shown in FIG.

That is, in FIG. 3, the display device 4 has a structure in which a flexible NCAP liquid crystal panel 9 and a reflecting plate 10 made of a flexible material and arranged on the back side of the NCAP liquid crystal panel 9 are arranged. The membrane switch 8 is additionally provided on the back surface side of the reflection plate 10.
The NCAP liquid crystal panel 9 has N between the transparent electrode film 9a forming the individual electrode and the transparent electrode film 9b forming the common electrode.
The CAP liquid crystal panel material 9c is sandwiched, and an ultraviolet barrier film 9d and a protective film 9e made of a transparent material are laminated on the transparent electrode film 9b. In addition, the NCAP liquid crystal panel 9 constituting the display device 4
An overlay 11 made of a transparent flexible material is provided on the upper surface of the so as to cover it.

In the NCAP liquid crystal panel 9 configured as described above, the liquid crystal cell group in the NCAP liquid crystal panel material 9c is relatively free in a steady state in which no voltage is applied between the transparent electrode films 9a and 9b. This causes a scattering phenomenon of incident light (incident light absorption phenomenon when combined with an appropriate material), which functions to suppress the passage of light. Accordingly, the amount of light reflected by the reflection plate 10 decreases, and the reflection plate 10 portion becomes dim. In addition, when an AC voltage is applied between the transparent electrode films 9a and 9b, the liquid crystal cell group is in an aligned state, and thus the amount of light scattering (or the amount of absorption) as described above.
Is reduced and a light transmission state is exhibited, and accordingly, the amount of light reflection on the reflection plate 10 is increased and the reflection plate 10 portion becomes bright.

Therefore, in the display device 4, the color of the reflection plate 10 in the transparent electrode film 9a portion constituting the individual electrode is appropriately set, and the protective film 9e or the overlay 11 corresponding to that portion is formed in a desired shape. If the light-shielding layer is formed while leaving the transparent portion, it is possible to cause the shape or characters of a desired shape bordered by the light-shielding layer to function as a display portion having an arbitrary color. Further, if a plurality of such transparent electrode films 9a are provided and a voltage can be applied individually, it is possible to provide a plurality of types of display portions and it is possible to selectively perform a display operation by each display portion. .

Specifically, in the display device 4 according to this embodiment, in order to perform a plurality of types of display operations related to the washing operation, a plurality of display sections 12 to 12 having respective display portions as shown in FIG. 23 is provided, and in the following, a schematic function and a related configuration of each of the display sections 12 to 23 will be described.

Each of the display sections included in the display sections 12 to 23 has the color set on the reflecting plate 10 located on the back side in the state where a voltage is applied between the corresponding transparent electrode films 9a and 9b. The display operation is performed in the state where the voltage is not applied, and the display operation is stopped while the voltage application is stopped, so that the entire display unit is in a dim state.

(A) Display section 12 for switching the washing course It is possible to select any one of a plurality of types of washing courses (standard, strong, separate washing, hand washing, blanket, partial operation, tub washing), and for selection thereof. It has a function of indicating the position of the operation switch.

The display section 12 for switching the washing course is
A display section 12a having the words "course switching", "standard", "strong", "separate washing" indicating a plurality of washing courses,
The display unit 12b to 12h having the characters "hand wash", "blanket", "partial operation", and "tank wash" are provided, and the membrane switch 8 corresponding to the display unit 12a is , The course switching operation switch 8a is set. The course switching operation switch 8a is an operation switch that can be operated at all times.

Then, on the surface of the overlay 11, as shown in FIG. 2, the character 12a1 of "course switching" indicating the display content of the display portion 12a corresponding to the course switching operating switch 8a is displayed. It is applied by printing together with an edge frame showing the range of 8a. When printing is performed on the overlay 11 in this manner, it is possible to omit the character "course switching" that the display section 12a in the laundry course switching display section 12 has.

(B) Error display section 13 This is for displaying the cause of the operation error in a graphic form, the display section 13a showing the outer shape of the main body of the washing machine, the shape of the lid and the closing direction for notifying that the lid has not been closed. , A display unit 13b that represents the shape of the water faucet to notify that the user has forgotten to open the water faucet, a display unit 13d that represents the drain hose to serve to forget to collapse the drain hose, A display unit 13 expressing the rotating tub in a tilted state and the unevenly distributed laundry in order to indicate that the laundry in the rotating tub for washing and dewatering is in an unbalanced state.
e, the display section 13f having the letters "please check".

(C) Operation switch display section 14 This is for displaying the position of the operation switch for instructing the start and pause of the laundry operation, and the display portion 14a having the characters "start / pause". The operation switch for start 8b is set to the membrane switch 8 in the portion corresponding to the display portion 14a. The start operation switch 8b is an operation switch whose operation is always effective.

Then, on the surface of the overlay 11, as shown in FIG. 2, at a position corresponding to the display portion 14a,
Character 14 of "start / pause" indicating the display content
a1 is printed together with an edge frame indicating the range of the start operation switch 8b. Note that the overlay 11
In the case of printing on, it is possible to omit the characters "start / pause" that the display portion 14a in the drive switch display section 14 has.

(D) Process display section 15 This is for displaying the progress of each process of washing, rinsing and dehydration, and for manually setting the washing time, rinsing method and dehydration time when each of these processes is performed independently. It has a function to display the position of each operation switch.

The travel display section 15 includes first to third display bands 15A to 15C of various shapes arranged in a clockwise direction from the lower side of the driving switch display section 14 (claim 9).
(Corresponding to the stroke display section in the invention of)),
In particular, between the second display band 15B and the third display band 15C,
A display portion 15z formed of the letters "water injection" is attached to the second display band 15B.

In this case, the first, second and third display bands 15
The membrane switch 8 corresponding to A, 15B, and 15C includes a washing selection operation switch 8c having a manual setting function for washing time, a rinsing selection operation switch 8d having a rinsing method manual selection function, and a dehydration time. The dehydration selection operation switch 8e having the manual setting function is set. Incidentally, the above-mentioned operation switches 8c, 8
Reference numerals d and 8e are operation switches that are always effective in operation.

Then, the first to third display bands 15A to 15C
Has a configuration including the following display unit.

First display band 15A → display section 15a having the character "Wash" and an edge frame corresponding to the washing selection operation switch 8c, "3 minutes", "5" indicating the washing time,
Display portions 15b and 15 having characters "8" and "12"
c, 15d, 15e, the second display band 15B → the display unit 15 having the letters "shower" meaning shower rinsing
f, a display portion 15g having a character of "rinse" and an edge frame corresponding to the rinsing selection operation switch 8d, a display portion 15h having a character of "rinse" which means accumulated rinsing,
Third display band 15C → Display unit 15 having a character of “dehydration” and an edge frame corresponding to the dehydration selection operation switch 8e
i, dehydration time "1 minute", "3", "5", "9"
Display portions 15j, 15k, 15m, 15 having the characters
n.

Then, on the surface of the overlay 11, as shown in FIG. 2, their shapes are shown at respective corresponding positions of the first display section band 15A, the second display band 15B and the second display band 15C. The frame portions 15A1, 15B1 and 15C1 are printed, and the characters 15a1, 15g1 and 15i1 of "wash", "rinse" and "dehydrated" indicating the display contents of the display portions 15a, 15g and 15i are displayed together with the border frame. It is printed.
When printing is performed on the overlay 11 in this manner, the characters “wash” on the first display band 15A, the second display band 15B, and the third display unit 15C in the travel display section 15,
It is also possible to omit "rinsing", "dehydration" and the corresponding edge frames.

(E) Remaining time display section 16 The remaining time display section 16 is provided adjacent to the third display band 15C of the above-mentioned travel display section 15, and the remaining time of the washing operation, the amount of detergent to be added and the amount of water used (water supply amount) ), And also has a function of displaying a set time (time until washing is started) by a reservation timer described later for setting the washing start time.

The remaining time display section 16 is a display section 16a for displaying a two-digit number, and any one of "minute", "cup" and "L" indicating the unit of the number displayed on the display section 16a. Display unit 16b for selectively displaying that character
(“L” means liter), the number displayed on the display 16a is any one of “remaining” indicating the remaining time, “detergent amount” indicating the detergent amount, and “use water amount” indicating the water supply amount. Is configured to include a display unit 16c for displaying.

(F) Timer time setting display section 17 Remaining time display section 16 and the operating switch display section 1
It has a function of displaying the fact that a timer reservation for laundry operation can be made and showing the position of the operation switch for selecting the timer reservation function and setting the timer time.

In the display section 17 for setting the timer time, the display content of the display section 16a in the remaining time display section 16 is "after time" indicating that the remaining time (unit is "time") of the reservation timer. Display unit 17a having characters
And a display unit 17 having the characters "reserved" with an edge frame
In the membrane switch 8 corresponding to the display unit 17b, a reservation timer operation switch 8f for activating the function of the reservation timer and setting the timer time is set. The reservation timer operation switch 8f is an operation switch whose operation is always valid.

In this case, on the surface of the overlay 11, as shown in FIG. 2, at a position corresponding to the display portion 17a,
A frame portion 17a1 showing the shape is printed, and a character "reserved" 17b1 is printed at a position corresponding to the display portion 17b together with an edge frame showing the range of the reservation timer operation switch 8m. When printing is performed on the overlay 11 in this manner, it is possible to omit the characters "reserved" and the border frame and the like which the display section 17b in the timer time setting display section 17 has.

(G) Operation display section 18 In each step from washing to rinsing to dehydration, the operation currently in progress is graphically displayed. The operation switch display section 14, the stroke display section 15 and the rest are displayed. It is provided in a portion surrounded by the time display section 16 and the timer time setting display section 17.

In the operation display section 18, a display section 18a showing a rotary tub for washing and dehydrating, a display section 18b showing a laundry in the rotary tub, and water supply to the rotary tub are displayed. A display 18c showing water taps and water from the taps, a display 18d showing bubbles to indicate that washing is being performed with a detergent, and a plurality of water level lines 18e showing water supply levels into the rotary tank. , An inverted triangular display portion 18f that represents a drain valve to indicate that a draining operation is in progress, and a display portion 1 that represents a water drop to indicate that a dehydration operation is in progress
It is composed of 8 g.

(H) Water level setting switch display section 19 This is provided adjacent to the operation display section 18 to show that the water level supplied to the rotary tank can be manually set and an operation switch for setting the water level. It has a function to display the display of the position.

This water level setting switch display section 19
The display unit 19a having the characters "water level" is provided, and the membrane level switch 8g corresponding to the display unit 19a is provided with a water level setting operation switch 8g.

(I) Powder soap selection display section 20 Position of an operation switch which is provided adjacent to the water level setting switch display section 19 and needs to be operated when powder soap is used for washing operation Has the function of indicating.

This powdery soap display section 20 is provided with a display portion 20a having the letters "powdered soap" and a display portion 20b having a cup-like shape, and corresponds to the display portion 20a. An operation switch 8h for selecting a soap powder is set in the membrane switch 8 of the portion.

(J) Pre-washing operation display section 21 The pre-washing operation display section 21 is provided adjacent to the first display band 15A of the stroke display section 15, and the "separate washing" course corresponding to laundry with a large degree of dirt is selected. In the case of the above, it has a function of displaying that the pre-washing operation is performed prior to the normal washing operation. This pre-wash operation display section 21
The display unit 21a having the characters "prewash" is provided with an edge frame that embodies the laundry (T-shirt).

(K) Display section 2 for selecting bath water use mode
2 This is provided adjacent to the display section 21 for pre-washing and washing, and has a function of indicating the position of the operation switch that needs to be operated when selecting a mode for washing using bath water.

The display section 21 for selecting bath water use is
The display unit 22a having the characters "Furomizu" and the arrow is provided, and the operation switch 8i for selecting bath water use mode is set in the membrane switch 8 corresponding to the display unit 22a. .

(L) Display section 23 for discerning mode selection This is provided in a position adjacent to the display section 17 for setting the timer time, and it is possible to change the washing course, wash, rinse, or dehydrate each course individually. It has a function of displaying that it is possible to set conditions and the like when executing them in a combined state, and also displaying the existence position of the operation switch that enables those settings.

The display section 23 for selecting this particular mode
Is configured to include a display portion 23a having a character of "stickiness", and a sticking mode selection operation switch 8j is set to the membrane switch 8 in a portion corresponding to the display portion 23a. The discerning mode selection operation switch 8j is an operation switch that is always effective in operation.

Then, on the surface of the overlay 11, as shown in FIG. 2, at a position corresponding to the display portion 23a,
The character 23a1 of "Feeling" indicating the display content is printed together with an edge frame indicating the range of the manipulation switch 8j for selecting a commitment mode. Note that the overlay 11
In the case of printing on, it is possible to omit the character “stickiness” that the display portion 23a in the sticking mode selection display section 23 has.

On the other hand, FIG. 5 shows an electrical configuration for controlling the washing machine. In FIG. 5, the washing operation motor 24, the drain valve 25 and the water supply valve 26, each of which is an electromagnetic valve, are energized from an AC power source 27 via a relay switch 28 and a drive circuit 29.
The DC power supply circuit 30 includes the AC power supply 27 and the step-down transformer 3
The power is supplied via 1 and the stabilized power output is given to the control device 32 and the light emitting diode 7. The display device 4 is configured to be driven by a control device 32 serving as a control unit through a drive circuit 4a including a power supply circuit that generates an AC voltage of a predetermined voltage (for example, a rectangular wave of about 38V). .

The control device 32 is mainly composed of a microcomputer, and has the "ON" switch 5,
In addition to the signals from the "off" switch 6 and the membrane switch 8, a lid switch 33 that responds to the opening of the lid 2,
A water level sensor 34 for detecting the water level in the tank, a power supply detection circuit 35, and various signals from various signal generation sources (not shown) are input. The power supply detection circuit 35 is in the ON state of the relay switch 28 (the drive circuit 2 for the motor 24, the drain valve 25 and the water supply valve 27).
In a state in which power can be supplied via 9), a power-on detection signal is generated and given to the control device 32.

Then, the control device 32 controls the ON / OFF of the relay switch 28 and the drive circuit 29 on the basis of the input signals as described above and the preset program.
The motor 24, the drainage valve 25, and the water supply valve 26 are electrically connected / disconnected, the display content of the display device 4 is controlled by the drive circuit 4a, and the light-emitting diode 7 is lit.

Therefore, in the following, the control device 32
An example of a portion related to the display control of the display device 4 in the control content according to FIG. 6 will be described with reference to FIGS. 6 to 13. 6 to 13 show, in each of the display sections 12 to 23 provided in the display device 4, a portion in which continuous display operation is performed in the same state as in FIG. The portions in which the operation is performed are shown by hatching, and the portions in which the display operation is stopped are shown in a filled state. Further, since the display section 18a in the operation display section 18 always maintains a continuous display operation state, the description of the display section 18a will be omitted in the following description.

(1) When the "ON" switch 5 is turned on, the relay switch 28 is turned on to switch to the power-on state, and when a power-on detection signal output from the power supply detection circuit 35 is received, The display state is switched to that shown in FIG. That is, among the display units of the display sections 12 to 23 of the display device 4, the display unit 14a corresponding to the start operation switch 8b that is in the operation standby state in which the operation is effective when the power is turned on is displayed intermittently. And the display section 2 corresponding to the discerning mode selection operation switch 8j that is effective at this time.
3a and the display section 12b corresponding to the "standard" course, which is a washing course automatically set at the initial stage of power-on, are caused to perform continuous display operation.

(2) After this, when the start operation switch 8b in the operation standby state is pressed, the display portion 14a corresponding to the operation switch 8b is switched to the continuous display operation state, and in this state. Start the washing operation according to the set "standard" course.

In this case, although not specifically shown, when the washing operation by the "standard" course is started as described above, for example, each display band 15A to
In 15C, the display unit corresponding to the current stroke is switched to the intermittent display operation state, the other display units are switched to the continuous display operation state, and the remaining time of each stroke is displayed in the remaining time display section 16. The time is displayed.

(3) On the other hand, when the discerning mode selecting operation switch 8j is pressed from the display state (state in which the "standard" course is automatically set) as shown in FIG. 6, the discerning mode selection is performed. The operation of the course operation switch 8j is disabled and the course switching operation switch 8
a, washing selection operation switch 8c, rinse selection operation switch 8d, dehydration selection operation switch 8e, reservation timer operation switch 8f, water level setting operation switch 8g, powder soap selection operation switch 8h, bath water use mode selection The operation switch switch 8i is switched to the operation valid state.

Simultaneously with such switching, as shown in FIG. 7, each of the operation switches 8a, 8c, 8d, 8 described above.
e, 8f, 8g, 8h, 8i corresponding to the display unit 12a,
15a, 15g, 15i, 17b, 19a, 20a, 2
2a (the edge frame portion for the display unit 22a) and the display units 15b to 15d, 15f, 15j, 15k, 15m are switched to a continuous display operation state, and a display corresponding to the discerning mode selection operation switch 8j. The display operation of the section 23a is stopped. In this case, the display unit 14 corresponding to the start operation switch 8b
The intermittent display operation of "a" and the continuous display operation of the display unit 12b corresponding to the "standard" course are continued.

(4) In the display state as shown in FIG. 7, each time the course switching operation switch 8a is pressed, the display state of the laundry course switching display section 12 is sequentially switched, and according to the switching state. To selectively switch the display states of the other display sections.

That is, the display unit which is in the continuous display operation state each time the course switching operation switch 8a is pressed is
From the display section 12b which is initially performing the display operation,
Display part 12c → 12d → 12e → 12f → 12g → 12
It is cyclically switched in the order of h → 12b → ....

(5) When the display state as shown in FIG. 7 is switched to the state in which the display operation of the display portion 12d corresponding to "separate washing" is performed in response to the pressing operation of the course switching operation switch 8a, As shown in FIG. 8, the display unit 21a in the pre-washing operation display section 21 is newly switched to the display operation state, thereby displaying that the pre-washing operation is performed prior to the normal washing operation.

(6) From the display state as shown in FIG. 8 (state in which the "separate washing" course is selected), the display portion 12e corresponding to "hand washing" is displayed in response to the pressing operation of the course switching operation switch 8a. When the display operation is switched to the state in which the display operation is performed, the display operation by the display unit 21a is stopped as shown in FIG. Furthermore, the first of the travel display section 15
The display value of "minute" on the display band 15A is switched from 8 minutes (display on the display unit 15d) up to then 3 minutes (display on the display unit 15b), and the display value of "minute" on the third display band 15C. Is switched from 5 minutes (display by the display unit 15m) to 1 minute (display by the display unit 15j).

(7) When the display state as shown in FIG. 7 is switched to the state in which the display operation of the display portion 12g corresponding to the "partial operation" is performed in response to the pressing operation of the course switching operation switch 8a, Start switch 8b, reserved timer switch 8f, water level setting switch 8g, powder soap selection operation switch 8h, bath water use mode selection operation switch 8i are disabled, and course switching operation switch 8a is kept in the operable state, and the washing selection operation switch 8c, the rinse selection operation switch 8d, and the dehydration selection operation switch 8e are switched to the operation standby state.

Then, as shown in FIG. 10, the continuous display operation state of the display portion 12a corresponding to the course switching operation switch 8a and the display portion 12g corresponding to the "partial operation" is maintained, and the operation standby state is maintained. Display portions 15a, 15 corresponding to the respective operation switches 8c, 8d, 8e in the state
g and 15i are switched to the intermittent display operation state, and the display operation of other display units is stopped.

(8) From the display state as shown in FIG. 10 (state in which the "partial operation" course is selected), for example, when the washing selection operation switch 8c is pressed, the start operation switch 8b is in the operation standby state. At the same time, the reservation timer operation switch 8f, the water level setting operation switch 8g, the powder soap selection operation switch 8h, and the bath water use mode selection operation switch 8i are returned to the operation valid state.

Then, as shown in FIG.
a is returned to the intermittent display operation state, and the display unit 15a
To 15d, 17b, 19a, 20a, 22a are returned to the continuous display operation state (the intermittent display operation state of the display units 15g and 15i, the continuous display operation state of the display units 12a and 12g are continued as they are. ).

In this case, the display time of the display units 15b to 15e is cyclically switched each time the washing selection operation switch 8c is pressed.
This makes it possible to adjust the washing time. Further, when the start operation switch 8b is pressed from the display state as shown in FIG. 11, the operation switch 8b is pressed.
The display unit 14a corresponding to b is switched to the continuous display operation state, and only the washing operation is executed for the time set at this point.

(9) When the rinse selection operation switch 8d is pressed from the display state as shown in FIG.
The start operation switch 8b is returned to the operation standby state, and the reservation timer operation switch 8f, the water level setting operation switch 8g, and the powder soap selection operation switch 8h are returned to the operation valid state.

Then, as shown in FIG.
a is returned to the intermittent display operation state, and the display unit 15
The f, 15g, 17b, 19a, and 20a are returned to the continuous display state (the intermittent display operation state of the display units 15a and 15i and the continuous display operation state of the display units 12a and 12g are continued).

In this case, the rinsing method (shower rinsing, water rinsing) displayed by the display units 15f and 15h is alternately switched every time the rinsing selection operation switch 8c is pressed. The rinsing method can be selected with. When the start operation switch 8b is pressed from the display state as shown in FIG. 12, the display section 14a corresponding to the operation switch 8b is switched to the continuous display operation state, and only the rinsing operation is performed at this time. Execute with the rinse method set in.

(10) From the display state shown in FIG. 10, when the dehydration selection operation switch 8d is pressed,
The start operation switch 8b is returned to the operation standby state, and the reservation timer operation switch 8f is returned to the operation valid state.

Then, as shown in FIG.
a is returned to the intermittent display operation state, and the display unit 15
i, 15j, 17b are returned to the continuous display state (intermittent display operation states of the display units 15a, 15g, the display unit 12).
The continuous display operation state of a and 12g is continued as it is).

In this case, the display units 15j, 15k, 15 are pressed every time the dehydration selection operation switch 8d is pressed.
The display time by m and 15n is cyclically switched, and the dehydration time can be adjusted by this. When the start operation switch 8b is pressed from the display state as shown in FIG. 12, the display section 14a corresponding to the operation switch 8b is switched to the continuous display operation state, and only the dehydration operation is performed at this time. Execute only for the time set in.

(11) Although not specifically shown, when the "partial operation" course is selected and the rinsing selection operation switch 8d is pressed from the display state as shown in FIG. 11, the display section 15f is displayed. , 15g is returned to a continuous display state, and when the start operation switch 8b is pressed from this state, the display unit 14a
Is switched to a continuous display operation state, and the washing operation and the rinsing operation are sequentially executed. Also, FIG.
From the display state such as 1, the dehydration selection operation switch 8e
When is pressed, the display units 15i and 15k are returned to the continuous display state. When the start operation switch 8b is pressed from this state, the display unit 14a is set to the continuous display operation state. With switching
The washing operation and the dehydration operation will be sequentially executed. Further, when the rinsing selection operation switch 8d and the dehydration selection operation switch 8e are pressed from the display state as shown in FIG. 11, when the start operation switch 8b is pressed, the washing operation, the rinse operation, and the dehydration operation are performed. The operation will be sequentially executed. That is, in the state where the "partial operation" course is selected, the manual operation in which the washing operation, the rinsing operation and the dehydration operation are selectively combined can be executed.

The control device 32 turns off the relay switch 28 when the "off" switch 6 is turned on and when a series of controls for the washing operation is completed, and accordingly the power supply detection circuit 35 is turned on. The display operation by the display device 4 is stopped when the power-on detection signal from the device is stopped.

In the present embodiment described above, the display device 4 for performing the display related to the washing operation is provided with a large number of display units (1
2a to 12h, 13a to 13f, 14a, etc.) and a flexible NCAP liquid crystal panel 9 and the NC.
A reflective plate 10 having the same flexibility is arranged on the back side of the AP liquid crystal panel 9, and a membrane switch 8 having a large number of operation switches 8a to 8j is arranged on the back side of the reflective plate 10. The configuration, that is, the operation switches 8a to 8j and the respective display units 12a and 1 corresponding thereto
4a, 8c, 8g, 8i, 17b, 19a, 20a, 2
A major feature is that the 2a and 23a are arranged in a superposed arrangement.

In this case, since the NCAP liquid crystal panel 9 can be made extremely thin, the display device 4 can be made thin, and the plurality of operation switches 8a to 8j can be made thin. Since it is configured by the above, it is possible to significantly reduce the thickness dimension of them as a whole, and it is possible to improve the degree of freedom in designing the washing machine. Specifically, as in this embodiment, the display device 4
When the structure is arranged on the front side in the upper part of the outer box 1, it is possible to promote the so-called front row design in which the height of the front side of the outer box 1 is lowered to facilitate taking out the laundry. The degree of freedom above will increase. Also,
Since the NCAP liquid crystal panel 9 itself has a wide viewing angle, the visibility of the display device 4 is improved.

Moreover, since the membrane switch 8 constituting the plurality of operation switches 8a to 8j and the display device 4 having a large number of display portions are arranged in a superposed arrangement, the display device 4 and each of them are arranged. Operation switches 8a-8j
There is no restriction on the size of the operation part of the display device, and as a result, the visibility of the display device 4 and the operation switches 8a to 8j.
The operability of can be improved. The NCAP liquid crystal panel 9 has the property that it is not affected by the optical characteristics even if pressure is applied, so the operation switch 8a
Even when pressure is applied in response to the pressing operation of 8j, the display function is not deteriorated.

Further, the control device 32 controls the display operation by the plurality of display sections to the operation switches 8 corresponding to those display sections.
a configuration that is executed in a different manner depending on the states of a to 8j, specifically, among the operation switches 8a to 8j, the display unit corresponding to the operation switch in the operation standby state performs intermittent display operation, The display section corresponding to the operation switch in the operable state performs continuous display operation, and the display section corresponding to the operation switch in the inoperable state stops the display operation. Therefore, it is possible to prevent the user from deciding which of the operation switches 8a to 8j is to be operated and the risk of erroneous operation.
The function of the washing machine corresponding to j can be fully exerted.

The control device 32 includes operation switches 8a to 8j.
When one of the operation switches is switched to the operation standby state, an intermittent display operation is performed on the display section corresponding to the operation switch in the operation standby state. When the "partial operation" course is selected, an intermittent display operation is performed on the display unit 14a corresponding to the start operation switch 8b that is in the operation standby state, and the washing selection operation is in the operation standby state accordingly. Since the display portions 15a, 15g, and 15i corresponding to the switch 8c, the rinsing selection operation switch 8d, and the dehydration selection operation switch 8e are configured to perform the intermittent display operation state, with the intermittent display, The operation switch to be operated next can be reliably notified, and the operability is improved.

The control device 32 switches the display section to the continuous display operation state when the operation switch corresponding to the display section that is performing the intermittent display operation is operated, as described above. Specifically, for example, the washing selection operation switch 8c and the rinse selection operation switch 8d corresponding to the display units 15a, 15g, and 15i that are performing the intermittent display operation in response to the selection of the "partial operation" course. When the dehydration selection operation switch 8e is pressed, the display units 15a, 15g, 15i are switched to the continuous display operation state. Therefore, the operation switches 15a, 15g, 15i are set. The state in which the operation is effectively performed can be notified, and the usability is improved.

The overlay 11 provided so as to cover the upper surface of the NCAP liquid crystal panel 9 has a course switching operation switch 8a, a start operation switch 8b, a wash selection operation switch 8c, and a rinse selection operation that are always effective. Characters 12a1, 14a1, 15a1, 15g1, indicating the presence of the operation switch 8d, the dehydration selection operation switch 8e, etc.
Since 15i1 and the like are printed, it is possible to easily know the operation switch that is effectively operated at all times, and the usability can be improved also from this aspect.

The control device 32 is configured so that the display section corresponding to the operation switch in which the operation is effective performs continuous display operation, specifically, for example, the sticking mode selection operation switch 8j is pressed. When operated, the course switching operation switch 8a, the wash selection operation switch 8c, the rinse selection operation switch 8d, the dehydration selection operation switch 8e, the reservation timer operation switch 8f, and the water level are operated accordingly. Display units 12a, 15a, 15g, 15i, 17b, 1 corresponding to the setting operation switch 8g, the powder soap selection operation switch 8h, and the bath water use mode selection operation switch switch 8i, respectively.
9a, 20a, 22a is switched to a continuous display operation state, or when the washing selection operation switch 8c is pressed while the "partial operation" course is selected, the operation becomes effective. The display unit 17 corresponding to the reserved timer operation switch 8f, the water level setting operation switch 8g, the powder soap selection operation switch 8h, and the bath water use mode selection operation switch 8i.
b, 19a, 20a, and 22a are configured to be continuously switched to the display operation state, so that it is possible to easily confirm that the operation switches are operable and the function of the operation switches. Will be improved.

For example, when the discerning mode selecting operation switch 8j whose corresponding display section 23a is in the display operation state is operated, the control device 32 operates the course switching operation switch 8a in accordance with the operation of the operation switch 8j. Washing selection operation switch 8c, rinse selection operation switch 8d, dehydration selection operation switch 8e, reserved timer operation switch 8f, water level setting operation switch 8g, powder soap selection operation switch 8h, bath water use mode selection operation Switch The operation of the switch 8i is validated, and the corresponding display units 12a, 15a, 15g, 15i,
After switching 17b, 19a, 20a, and 22a to the operating state, the display operation of the display unit 23a corresponding to the discerning mode selection operation switch 8j is stopped. Therefore, the operation switch for discerning mode selection 8j
And other operation switches 8a, 8c, 8d, 8e, 8f,
Since the operation order of 8g, 8h, and 8i is notified according to the display operation as described above, there is no risk of making a mistake in the operation procedure, and the operability is improved.

The display device 4 is provided with first to third display bands 15A to 15C for displaying the progress of the washing operation process. The display device 4 is used for selecting the washing process in correspondence with these display bands 15A to 15C. Since the washing selection operation switch 8c, the rinse selection operation switch 8d, and the dehydration selection operation switch 8e are arranged, the first to third display bands 15A to 1 are provided.
5C, display the progress of the process and each operation switch 8c
It can be used also as the function display of 8e, and simplification of the overall configuration can be realized.

In addition, the above-mentioned first to third display bands 15A to 15
Shape C and operation switches 8c, 8 for selecting the washing process
Display units 15a and 15 for displaying the positions of d and 8e
Since the shapes of g and 15i are different from each other, the possibility that the operation switches 8c to 8e are erroneously operated is reduced.

FIG. 14 shows an essential part of the second embodiment of the present invention, and only the parts different from the first embodiment will be described below. FIG. 14 shows a part of the display device 4 in the second embodiment. In this example, instead of the laundry course switching display section 12 in the first embodiment, a mode display section 36 and a course selection display are shown. The feature is that the partition 37 is provided. The error display section 13 shown in FIG. 1 in the first embodiment is provided at another position (not shown) in this embodiment.

In this case, the mode display section 36 indicates that it is possible to select either the "fully automatic" mode when the washing operation is automatically performed or the "manual" mode when the washing operation is manually performed. The display unit 36a having the characters "course" (corresponding to the operation instruction display unit in the invention of claim 7), the display unit 36b having the characters "manual", "fully automatic" and " The display unit 36c having the words "Adjust to your liking" is provided. The membrane switch 8 (see FIG. 3) corresponding to the display units 36a and 36b has an operation switch 8k for selecting an automatic mode. Also, the manual mode selection operation switch 8m is set.

The operation switch for automatic mode selection 8k
The operation switch 8m for manual mode selection is an operation switch that is always effective in operation, and although not shown in the drawing, the above-mentioned operation is performed on the overlay 11 (see FIG. 3) that covers the NCAP liquid crystal panel 9 that constitutes the display device 4. Printing indicating the existence of the switches is provided on the portions corresponding to the switches 8k and 8m.

The course selection display section 37 is for displaying a plurality of types of previously prepared laundry courses (in this embodiment, standard, water-saving, strong, blanket, hand wash, and tub wash). "," Sato (water saving) "," Strong "," Blanket "," Hand wash "and" Tank wash "are provided with display portions 37a to 37f.
The course selecting operation switches 8n to 8s are provided on the membrane switch 8 at the portions corresponding to the respective display portions 37a to 37f.
(Corresponding to the operation switch group of the predetermined group in the invention of claim 7) is set.

Operation switch 8k for selecting the auto mode
The manual mode selecting operation switch 8m is in an operation standby state when the power is turned on. In this case, even if the display operation of the display portions 36a and 36b is not performed, the overlay 11 The existing positions of the operation switches 8k and 8m can be known by the printing performed on the.

From this state, when the manual mode selection operation switch 8m is pressed, the control device 32 causes the display unit 3 corresponding to the operation switch 8m.
6b is switched to the continuous display operation state, and the same control as the control described in the case where the "partial operation" course is selected in the first embodiment is performed.

From the above state, when the automatic mode selection operation switch 8k is pressed,
The control device 32 switches the course selection operation switches 8n to 8s in the course selection display section 37 to the operation enabled state, and then, the display unit 36 corresponding to the operation switch 8k.
The display section 37a corresponding to the course selection operation switches 8n to 8s while switching a to the continuous display operation state.
The intermittent display operation is performed for ~ 37f.

When any one of the course selecting operation switches 8n to 8s whose operation is validated as described above is pressed, the controller 32 executes the washing course corresponding to the pressed operation switch. Like

In short, in this embodiment, the control device 3
2 indicates the course selection operation switches 8n-8 when the display section 36a for prompting the operation of the course selection operation switches 8n-8s is switched to the continuous display operation state.
Since the display operation of the display portions 37a to 37f corresponding to s can be performed in a mode (intermittent display operation) different from that of the display portion 36a, it becomes possible to operate the operation switch group without fail. From this aspect, the operability will be improved.

In this case, the display portion 36a for prompting the operation of the course selecting operation switches 8n to 8s is switched to the intermittent display operation state, and the display corresponding to the course selecting operation switches 8n to 8s is performed. Part 37a
The display operation of 37f to 37f may be performed in a mode different from that of the display section 36a (continuous display operation).

FIG. 15 shows an essential part of the third embodiment of the present invention, and only the parts different from the first embodiment will be described below. FIG. 15 shows a part of the display device 4 in the third embodiment, which is characterized in that a guide mode display section 38 is additionally provided.
In this case, the guide mode display section 38 is configured to include the display unit 38a having the characters "guide",
Membrane switch 8 in the portion corresponding to display portion 38a
(See FIG. 3), the guide mode selection operation switch 8
t is set.

The guide mode selection operation switch 8t
Is an operation switch that is always effective in operation, and although not shown, the overlay 11 (see FIG. 3) that covers the NCAP liquid crystal panel 9 that constitutes the display device 4 corresponds to the guide mode selection operation switch 8t. The part is printed to show its existence.

When the guide mode selection operation switch 8t is pressed, the control device 32 initializes the setting content of the washing operation condition by the other operation switch and then initializes the setting content. Operation switch that can be operated in the activated state, for example, start operation switch 8
b and the display portions 14a and 23a corresponding to the discerning mode selection operation switch 8j are switched to the operating state.

As a result, according to the present embodiment, when the washing operation condition is set incorrectly, the washing operation condition can be returned to the initial state by pressing the guide mode selecting operation switch 8t. At the same time, the operation switch to be operated from this initial state is indicated by the display section switched to the operating state as described above, so that an operation mistake can be easily dealt with and the operability thereafter is improved. Come to do.

[0115]

As described above, according to the present invention, the following effects can be obtained. Claim 1
In the washing machine described above, a display device for performing a display operation related to a washing operation is configured using an NCAP liquid crystal panel having a wide viewing angle and capable of being significantly thinned, and a plurality of operations are performed. Since the switch and a plurality of display parts corresponding to the switch are arranged in a superposed arrangement, the display device can be made thin and the degree of freedom in designing the shape of the washing machine body can be improved. At the same time, the visibility can be improved, and further, the size of the operation portion of the operation switch is not restricted, and the operability can be improved. In addition, the washing machine according to claim 1 is provided with a control means for executing the display operation by the plurality of display sections in different modes according to the states of the operation switches corresponding to the display sections. Since it is possible to inform whether or not a plurality of operation switches can be operated based on the display operation, it is possible to further improve the operability of the operation switches and prevent erroneous operation of the operation switches. Become.

In the washing machine according to the second aspect, when the operation switch is switched to the operation standby state at a predetermined time, the control means displays the display section corresponding to the operation switch in the operation standby state as described above. Since the display operation is performed intermittently, the operation switch to be operated next can be reliably notified by the display, and the operability can be improved in this respect as well.

In the washing machine according to the third aspect, when the operation switch corresponding to the display section which is performing the intermittent display operation is operated, the control means continuously displays the display section. Since the display is switched to, the state in which the operation of the operation switch is effectively operated can be notified according to the display switching, and the usability is improved.

In the washing machine according to claim 4, the NCA
Since the overlay provided so as to cover the upper surface of the P liquid crystal panel is printed on the portion corresponding to the operation switch for which the operation is always effective, indicating the existence of the operation switch, the display unit Even when the display operation by is not performed, it becomes possible to easily know the operation switch for which the operation is effective at all times, and the usability is improved also from this aspect.

In the washing machine according to the fifth aspect, the display means corresponding to the operation switch in the operation enabled state is displayed by the control means, so that such display is performed. Based on the above, it becomes possible to easily confirm that the operation switch is operable and the function of the operation switch.

In the washing machine according to the sixth aspect, the control means sets the washing operation condition in accordance with the operation of the operation switch, and when a specific operation switch is operated in such a setting state, After the settings of the washing operation conditions are initialized, the display corresponding to the operation switch whose operation is valid is switched to the operating state in the setting content initialization state. In such a case, the washing operation condition can be returned to the initial state by a simple operation, and the operation switch to be operated from this initial state is instructed by the display section switched to the operation state as described above. As a result, it is possible to easily deal with an operation error and improve the operability thereafter.

In the washing machine according to the seventh aspect, when the control means switches the operation instruction display portion for prompting the operation of the operation switch group of the predetermined group to the display operation state, it corresponds to the operation switch group. Since the display operation of the plurality of display sections is performed in a mode different from that of the operation instruction display section, it becomes possible to operate the operation switch group without fail. Will be improved.

According to another aspect of the washing machine of the present invention, when a specific operation switch whose corresponding display section is in the display operation state is operated, the control means makes a predetermined operation according to the operation of the specific operation switch. Since the operation of the operation switch is validated and the display section corresponding to the operation switch is switched to the operating state, the display operation of the display section corresponding to the specific operation switch is stopped. The operation order of the operation switches is informed through the display unit, which eliminates the possibility of making a mistake in the operation procedure and improves operability.

In the washing machine according to the ninth aspect, a plurality of stroke display portions for displaying the progress status of the washing operation stroke are set on the display device, and the washing stroke is selected in association with the stroke display portions. Because the operation switch is arranged,
The process display section can be used both for displaying the progress of the process and for displaying the function of the operation switch, and the overall configuration can be simplified.

In the washing machine of the tenth aspect, the shape of the stroke display section and the shape of the display section for displaying the position of the operation switch for selecting the washing step are different from each other. The possibility of erroneous operation of the operation switch is reduced, and operability can be improved in this respect.

[Brief description of drawings]

FIG. 1 is a front view of a display device portion showing a first embodiment of the present invention.

FIG. 2 is a front view showing an example of printing an overlay.

FIG. 3 is a diagram schematically showing a sectional structure of a display device and a membrane switch.

FIG. 4 is a perspective view of a washing machine for combined use of dehydration.

FIG. 5 is an electrical configuration diagram.

FIG. 6 is a front view for explaining a display example by a display device.

FIG. 7 is a front view for explaining a display example by the display device, part 2;

FIG. 8 is a front view for explaining an example of display by the display device.

FIG. 9 is a front view for explaining a display example by the display device, part 4;

FIG. 10 is a front view for explaining a display example by the display device.

FIG. 11 is a front view for explaining an example of display by the display device.

FIG. 12 is a front view for explaining an example of display by the display device.

FIG. 13 is a front view for explaining a display example on the display device, part 8;

FIG. 14 is a partial front view of the essential part showing the second embodiment of the present invention.

FIG. 15 is a partial front view of the essential part showing the third embodiment of the present invention.

[Explanation of symbols]

In the drawings, 1 is an outer box (washing machine main body), 3 is an operation panel section,
4 is a display device, 8 is a membrane switch, 8a is a course switching operation switch, 8b is a start operation switch,
8c is a washing selection operation switch, 8d is a rinse selection operation switch, 8e is a dehydration selection operation switch, 8f is a reservation timer operation switch, 8g is a water level setting operation switch, 8h is a powder soap selection operation switch, and 8i. Is an operation switch for selecting bath water use mode, 8j is an operation switch for discerning mode selection, 8k is an operation switch for automatic mode selection, 8m is an operation switch for manual mode selection,
8n to 8s are course selection operation switches, 8t is a guide mode selection operation switch, 9 is an NCAP liquid crystal panel,
Reference numeral 10 is a reflector, 11 is an overlay, 12 is a laundry course switching display section, 12a to 12h are display sections, 13 is an error display section, 13a to 13f are display sections, 14 is a driving switch display section, and 14a is a display section. , 15 is a stroke display section, 15A to 15C are first to third display bands (stroke display section), 15a to 15k, 15m and 15n are display sections, 16
Is a remaining time display section, 16a to 16d are display sections, 17 is a timer time setting display section, 17a and 17b are display sections,
18 is an operation display section, 18a to 18g is a display section, 19 is a water level setting switch display section, 19a is a display section, 20 is a soap and soap selection display section, 20a and 20b are display sections, 2
1 is a display section for selecting pre-washing, 21a is a display section, 22 is a display section for selecting bath water use mode, 22a is a display section, 23
Is a display section for discerning mode selection, 23a is a display section, 3
2 is a control device (control means), 36 is a mode display section, 3
6a is a display unit (operation instruction display unit), 36b is a display unit,
Reference numeral 37 is a course selection display section, 37a to 37f are display sections, 38 is a guide mode display section, and 38a is a display section.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kiyoshi Okazaki, 991, Anada-cho, Seto-shi, Aichi factory, Toshiba Aichi factory (72) Inventor, Izumi Morita, 991, Aida-ken, Akita prefecture, Toshiba-Aichi factory (72) Inventor Toru Imai 991, Anada-cho, Seto-shi, Aichi Prefecture Toshiba Aichi factory

Claims (10)

[Claims] 1. A washing machine comprising a plurality of operation switches, and a display device including a plurality of display portions positioned so as to correspond to the respective operation switches, wherein the display device comprises an NCAP liquid crystal panel. In addition to the configuration using the operation switches and the display unit corresponding thereto, the display operation by the plurality of display units is performed by the operation switches corresponding to the display units. A washing machine characterized by comprising control means for executing the operation in a different manner depending on the state. 2. An operation switch, which is switched to an operation standby state at a predetermined time point, is provided, and the control means is configured to perform an intermittent display operation on a display section corresponding to the operation switch in the operation standby state. The washing machine according to claim 1, wherein 3. The control means, when an operation switch corresponding to a display section that is performing an intermittent display operation is operated,
The washing machine according to claim 2, wherein the display unit is configured to be switched to a continuous display operation state. 4. An NCAP liquid crystal panel constituting a display device is provided with an overlay on an upper surface thereof, and the overlay has a print corresponding to an operation switch which is always effective to indicate the existence of the operation switch. The washing machine as set forth in claim 1, wherein: 5. The control means is configured to perform a continuous display operation on a display section corresponding to an operation switch in an operation-enabled state. The washing machine described in Crab. 6. The control means is configured to set the washing operation condition according to the operation of the operation switch, and when the specific operation switch is operated, the setting content of the washing operation condition is initialized. The washing machine according to any one of claims 1 to 5, wherein the display unit corresponding to an operation switch whose operation is effective in the setting content initialization state is switched to an operation state. 7. The display device has an operation instruction display section for urging operation of a predetermined group of operation switches, and the control means is configured to display the operation instruction display section when the operation instruction display section is switched to a display operation state. The display operation of a plurality of display sections corresponding to a predetermined group of operation switches is performed in a mode different from that of the operation instruction display section.
The washing machine according to any one of to 6. 8. The control means, when a specific operation switch whose corresponding display section is in the display operation state is operated, validates the operation of a predetermined operation switch in accordance with the operation and causes the operation switch to operate. 8. The display unit according to claim 1, wherein the display unit corresponding to the specific operation switch is stopped after switching the corresponding display unit to an operating state. Washing machine. 9. The display device is provided with a plurality of stroke display portions for displaying the progress status of the washing operation, and operation switches for selecting a washing stroke are arranged corresponding to the stroke display portions. The washing machine according to any one of claims 1 to 8. 10. The washing machine according to claim 9, wherein the shape of the stroke display portion and the shape of the display portion for displaying the position of the operation switch for selecting the washing stroke are different from each other.