CN109419320A - Cooker - Google Patents
Cooker Download PDFInfo
- Publication number
- CN109419320A CN109419320A CN201810933666.0A CN201810933666A CN109419320A CN 109419320 A CN109419320 A CN 109419320A CN 201810933666 A CN201810933666 A CN 201810933666A CN 109419320 A CN109419320 A CN 109419320A
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- China
- Prior art keywords
- electrode
- wiring
- film
- outer cover
- peripheral edge
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- Cookers (AREA)
- Induction Heating Cooking Devices (AREA)
Abstract
The present invention provides a kind of cooker, notifies the abnormality of touch sensor.Cooker includes outer cover, and upper part is equipped with outer cover panel；Touch sensor, with film, configured with the 1st electrode, the 2nd electrode and the 3rd electrode and the 1st wiring being connect with the 1st electrode, the 2nd wiring being connect with the 2nd electrode and the 3rd wiring being connect with the 3rd electrode positioned at the lower section of outer cover panel on the film；Sensor abnormality test section detects the abnormality of touch sensor；And notification unit, notify the abnormality of touch sensor, the 3rd wiring is configured as than the 1st wiring and the 2nd wiring close to the outer peripheral edge of film, and sensor abnormality test section detects the abnormality of touch sensor according to the electrostatic capacitance value of the 3rd electrode.
Description
Technical field
This disclosure relates to the operation portion of cooker more particularly to cooker.
Background technique
In the past, in the upper surface of the outer cover of cooker configured with the operation for making various instructions to cooker for user
Portion.As operation portion, there is the operation portion using button and the operation portion using touch sensor.If using touch sensing
The operation portion of device then can not cover setting protruding portion in the outer of cooker.User is easier to wipe outer cover as a result,.As touching
Sensor is touched, describes the cooker with touch panel display in patent document 1.
The cooker of patent document 1 has the operation list for the top for being configured in the display unit being made of liquid crystal display
Member.Operating unit is the touch panel for having photopermeability.The key that display unit is indicated operation key is shown.Operating unit
Input reception position shows arranged opposite with the key.It is combined by showing key with input reception position, thus hypothetically
Form various operation keys.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2015-173787 bulletin
However, even if mechanical breakdown has occurred in the touch sensor of touch panel, for the operation portion of push button
It is not easy to be revealed in appearance, the not noticeable abnormality of user.In addition, if circuit event occurs for the touch sensor of touch panel
Barrier, then user can not learn abnormality according to appearance.In this way, if mechanical breakdown or fault occur for touch sensor,
User can not just operate cooker.In addition, cooker will not notify the abnormality of these touch sensors to user.Cause
This, as long as user itself does not use the operation portion of abnormality, user can not know the abnormality.As a result, user
The abnormality of touch sensor is just perceived using cooker.
Summary of the invention
Therefore, the purpose of the disclosure is, to solve the problem, provides cooking for the abnormality of notice touch sensor
Device.
In order to reach the purpose, the cooker of an aspect of this disclosure is included
Outer cover, upper part are equipped with outer cover panel；
The touch sensor of electrostatic capacitance and self-capacitance, with film, configured with positioned at the outer cover on the film
The 1st electrode, the 2nd electrode and the 3rd electrode of the lower section of panel and the 1st wiring being connect with the 1st electrode and the described 2nd
2nd wiring of electrode connection and the 3rd wiring being connect with the 3rd electrode；
Sensor abnormality test section is separately connected with the 1st wiring, the 2nd wiring and the 3rd wiring, inspection
Survey the abnormality of the touch sensor；And
Notification unit notifies the abnormality of the touch sensor detected by the sensor abnormality test section,
3rd wiring is configured as than the 1st wiring and the 2nd wiring close to the outer peripheral edge of the film,
The sensor abnormality test section detects the touch sensor according to the electrostatic capacitance value of the 3rd electrode
Abnormality.
Invention effect
It is capable of providing the cooker of the abnormality of notice touch sensor.
Detailed description of the invention
Fig. 1 is the schematic sectional view of the cooker of embodiment.
Fig. 2 is the perspective view for schematically showing the cooker of Fig. 1.
Fig. 3 is the exploded perspective view of the outer cover of the cooker of Fig. 1.
Fig. 4 is equipped with the top view of the film of electrode.
Fig. 5 is the partial sectional view of outer cover.
Fig. 6 is the enlarged partial sectional view of outer cover.
Fig. 7 is the functional block diagram of operation portion.
Fig. 8 is the explanatory diagram for indicating abnormality.
Fig. 9 is the chart for indicating the precedence of the electrostatic capacitance value under normal condition.
Figure 10 is the chart for indicating the precedence of the electrostatic capacitance value under abnormality.
Figure 11 is the circuit diagram of low-pass filter.
Figure 12 is the top view of the film configured with electrode of variation.
Figure 13 is the top view of the film configured with electrode of variation.
Label declaration
1: cooker main body, 1a: pot incorporating section, 1b: upper ledge, 1ba: cylindrical portion, 1bb: flange part, 1bc: water tank storage
Portion, 1c: coil base, 2: pot, 2a: flange part, 3: outer cover, 3A: hinge axis, 3a: outer cover panel, 3b: outer cover main part, 3d:
Recess portion, 3da: steam relief hole, 4: inner cover, 4a, 4b: steam discharge hole, 4c: steam supply hole 5: the bottom of a pan heating unit (heating
Portion), 5a: heating coil in bottom, 5b: the additional heat coil in bottom, 6: pot temperature sensor, 7: torsion-coil spring, 8: the open dress of lid
It sets, 8A: hooking axis, 8B: lid-opening button, 9: steam drum, 9a: steam relief hole, 10: pressure restraining valve, 11: pressure valve, 12: pressure
Li Fa mobile mechanism, 13: control unit, 14: display unit, 15: operation portion, 21: input unit, the 21a: the 1 input unit, 21b: the 2 is defeated
Enter portion, the 21c: the 3 input unit, the 21d: the 4 input unit, the 21e: the 5 input unit, the 21f: the 6 input unit, the 21g: the 7 input unit,
21h: the 8 input unit, the 21i: the 9 input unit, 30: touch sensor, 31: film, 31a: film main part, 31b: film wiring part,
31c: positioning region, 31d: outer peripheral edge, 31e: interconnecting piece, 32: adhesion tablet, 33: substrate, 35: substrate holder, 37: electrode, 37a:
1st electrode, the 37b: the 2 electrode, the 37c: the 3 electrode, 37ca: through hole, the 37d: the 4 electrode, the 37e: the 5 electrode, 37ea: perforation
Hole, the 37f: the 6 electrode, 37fa: through hole, the 37g: the 7 electrode, the 37h: the 8 electrode, the 37i: the 9 electrode, 39: guard electrode,
39a: left electrode portion, 39aa: front end, 39b: contre electrode portion, 39c: right electrode portion, 39ca: front end, 40: controller IC,
41: wiring, the 41a: the 1 wiring, the 41b: the 2 wiring, the 41c: the 3 wiring, the 41d: the 4 wiring, the 41e: the 5 wiring, 41f: the 6 matches
Line, the 41g: the 7 wiring, the 41h: the 8 wiring, the 41i: the 9 wiring, the 43,43a: the 10 wiring, 44: the 11 wirings, 45: carbon film.
Specific embodiment
An aspect of this disclosure is cooker, which includes outer cover, and upper part is equipped with outer cover panel；Electrostatic
The touch sensor of condenser type and self-capacitance, with film, configured with positioned at the lower section of the outer cover panel on the film
1st electrode, the 2nd electrode and the 3rd electrode and the 1st wiring being connect with the 1st electrode, the 2nd connect with the 2nd electrode
Wiring and the 3rd wiring being connect with the 3rd electrode；Sensor abnormality test section, with the 1st wiring, the 2nd wiring
It is separately connected with the 3rd wiring, detects the abnormality of the touch sensor；And notification unit, it notifies by the biography
The abnormality for the touch sensor that sensor abnormity detection portion detects, the 3rd wiring are configured as matching than the described 1st
Close to the outer peripheral edge of the film, the sensor abnormality test section is electric according to the electrostatic of the 3rd electrode for line and the 2nd wiring
Capacitance detects the abnormality of the touch sensor.
Further, it is also possible to be, the 3rd electrode in the 1st electrode, the 2nd electrode and the 3rd electrode
In the case that the precedence of electrostatic capacitance value changes, the sensor abnormality test section detects the different of the touch sensor
Normal state.
Further, it is also possible to be, in a manner of across the outer cover panel, have on the outer surface of the outer cover panel with
1st input unit of the 1st electrode contraposition configuration and the 2nd input unit configured with the 2nd electrode contraposition,
3rd electrode is the electrode without input unit arranged opposite.
Further, it is also possible to be, the 3rd electrode is configured as being enclosed in the week of the 1st electrode and the 2nd electrode
It encloses.
Further, it is also possible to be, between in a manner of the outer cover panel, have on the outer surface of the outer cover panel
Have with the 1st input unit of the 1st electrode contraposition configuration, with the 2nd input unit of the 2nd electrode contraposition configuration and with described the
3rd input unit of 3 electrode contrapositions configuration.
Further, it is also possible to be, the area of the 3rd electrode is greater than the area of the 1st electrode and the 2nd electrode.
Further, it is also possible to be, the film includes film main part, the 1st electrode, the 2nd electrode and the 3rd electricity
Pole is configured at the film main part；Film wiring part, it is described between the film main part and the sensor abnormality test section
1st wiring, the 2nd wiring and the respective a part of the 3rd wiring are configured at film wiring part；And interconnecting piece, by institute
It states film main part and the film wiring part connects, the outer peripheral edge of the interconnecting piece includes one with the film wiring part
1st outer peripheral edge of the curve shape that outer peripheral edge is connected with the outer peripheral edge of the film main part；And it is another with the film wiring part
2nd outer peripheral edge of the curve shape that one outer peripheral edge is connected with the outer peripheral edge of the film main part, the curvature of the 2nd outer peripheral edge
Radius is less than the radius of curvature of the 1st outer peripheral edge, and the 3rd wiring is configured as more close than the 1st wiring and the 2nd wiring
2nd outer peripheral edge.
Further, it is also possible to be configured in the 1st electrode, the 2nd electrode and the respective lower surface of the 3rd electrode
There is carbon film.
Further, it is also possible to be, there is LED in the lower section of the 1st electrode, the 1st electrode has for light emitting diode
(LED) hole that light passes through.
Further, it is also possible to be, the film has the positioning region that positioning is carried out relative to the outer cover panel.
Further, it is also possible to be, the outer cover panel is made of acrylic acid, the film by acrylic compounds adhesion material by
It is attached at the lower surface of the outer cover panel.
Further, it is also possible to be, the 2nd wiring is configured between the 1st wiring and the 3rd wiring, the sensing
Device abnormity detection portion detects abnormality according to the electrostatic capacitance value of the 1st electrode.
(embodiment)
Hereinafter, illustrating the cooker of embodiment of the present disclosure.Fig. 1 is the signal of the cooker of embodiment of the present disclosure
Cross-sectional view.Fig. 2 is the perspective view of the cooker of embodiment of the present disclosure.
As shown in Figure 1, the cooker of present embodiment has cooker main body 1 and pot 2.The inside shape of cooker main body 1
At there is a pot incorporating section 1a.The shape of cooker main body 1 is substantially bottomed tube.Pot 2 is incorporated in pot incorporating section 1a.In pot 2
It is placed into the cooked such as rice and water.The top of cooker main body 1 is equipped with outer cover 3.Outer cover 3 can be opened and closed cooker main body 1
Upper opening.Outer cover 3 is hollow.The inside (side of the upper opening of covering pot 2) of outer cover 3 is equipped with can be to pot 2
Upper opening carry out closed inner cover 4.In addition, inner cover 4 is installed on outer cover 3 in a manner of assemble and unassemble.The shape of inner cover 4 is
It is substantially discoid.In the present embodiment, the lid that opening and closing covers the upper opening of pot 2 freely is constituted by outer cover 3 and inner cover 4
Body.
The pot incorporating section 1a of cooker main body 1 is made of upper ledge 1b and coil base 1c.Upper ledge 1b have cylindrical portion 1ba and
Flange part 1bb.Cylindrical portion 1ba is configured as separating defined gap with the side wall for the pot 2 stored.Flange part 1bb is from tubular
The top of portion 1ba protrudes outward, and is embedded in the inner peripheral portion of the upper opening of cooker main body 1.The upper end pair of cylindrical portion 1ba
The flange part 2a being set to around the upper opening of pot 2 is supported.
The shape of coil base 1c is bottomed tube corresponding with the shape of the lower part of pot 2.The top quilt of coil base 1c
It is installed on the lower end of the cylindrical portion 1ba of upper ledge 1b.It is equipped on the outer peripheral surface of coil base 1c and is heated as to pot 2
The bottom of a pan heating unit 5 of an example of the heating part of (such as induction heating).The bottom of a pan heating unit 5 is by heating coil 5a and bottom in bottom
Additional heat coil 5b is constituted.Heating coil 5a is configured as all with the central portion of the bottom of pot 2 across coil base 1c in bottom
It encloses opposed.The additional heat coil 5b in bottom is configured as opposed with the corner of the bottom of pot 2 across coil base 1c.
The center portion of the bottom of coil base 1c is provided with opening.It is configured in the opening as measuring pot 2
The pot temperature sensor 6 of an example of the pot temperature test section of temperature.In addition, pot temperature sensor 6 is configured to be connected to
It is incorporated in the bottom of the pot 2 in pot incorporating section 1a.The temperature of pot 2 is roughly the same with the temperature of cooked in pot 2, because
This, the temperature of pot 2 is detected by pot temperature sensor 6, it will be able to detect the temperature of the cooked in pot 2.
Outer cover 3 has the outer cover panel 3a for constituting the upper surface of outer cover 3 gabarit and the outer cover main body for outer cover panel 3a insertion
Portion 3b.The material for being installed in the outer cover panel 3a on the top of outer cover 3 is, for example, acrylic acid.In addition, the material of outer cover main part 3b
Material is ABS (Acrylonitrile Butadiene Styrene: acrylonitrile-butadiene-styrene (ABS)) resin.In addition, outer cover 3
With hinge axis 3A.Hinge axis 3A is the opening and closing shaft of outer cover 3.The both ends of hinge axis 3A are fixed in a rotatable manner boils
The upper ledge 1b of meal device main body 1.Torsion-coil spring 7 is installed around hinge axis 3A.Torsion-coil spring 7 to outer cover 3 to
From the direction that the upper opening of pot 2 leaves, (i.e. opening direction) is elastic force-applying centered on hinge axis 3A.
Outer cover 3 is internally provided with lid open system 8.One combination of lid open system 8 and cooker main body 1, thus
Outer cover 3 is kept to close the state of the upper opening of pot 2.On the other hand, it is pressed in the state that outer cover 3 closes the upper opening of pot 2
When having pressed lid-opening button 8B (referring to Fig. 2) being set on outer cover 3, lid open system 8 is centered on hooking axis 8A to arrow A1
Direction rotates.The combination of a part of lid open system 8 and cooker main body 1 disengages as a result, and outer cover 3 is by Torsion coil bullet
The active force of spring 7 and rotated centered on hinge axis 3A to from the direction that the upper opening of pot 2 leaves.Outer cover 3 becomes not as a result,
Close the opening state of the upper opening of pot 2.In addition, outer cover 3 is configured to, such as when the position of the upper opening from closing pot 2
It rises and stops the rotation when being rotated by 90 ° centered on hinge axis 3A.
Recess portion 3d is provided near the hinge axis 3A of outer cover panel 3a.Steam drum 9 is installed in a manner of assemble and unassemble
In recess portion 3d.The bottom of recess portion 3d is provided with steam relief hole 3da, so as to by the extra steam in pot 2 to steam
Cylinder 9 is discharged.The upper wall of steam drum 9 is provided with steam relief hole 9a, is boiled so as to which the extra steam in pot 2 is discharged to
The outside of meal device.Any one position on the steam discharge path out of pot 2 to steam relief hole 9a is provided with detection and steams
The steam temperature sensor (not shown) of stripping temperature.
Inner cover 4 is provided with the steam discharge hole 4a of the steam for being discharged in pot 2 and will connect in pot 2 in lid
Logical steam discharge hole 4b.The diameter of steam discharge hole 4b is set to be greater than the diameter of steam discharge hole 4a, such as in steam
The 2 times or more of the diameter of tap 4a.The diameter of steam discharge hole 4a is, for example, 4mm, and the diameter of steam discharge hole 4b is, for example,
10mm。
In addition, the pressure restraining valve 10 of steam discharge hole 4a can be opened and closed and can be opened and closed steam by being provided in inner cover 4
The pressure valve 11 of tap 4b.
Pressure restraining valve 10 is the specified value (for example, 1.2 atmospheric pressure) for inhibiting the pressure in pot 2 to rise to higher than atmospheric pressure
Above valve.In the present embodiment, pressure restraining valve 10 is made of ball, occludes steam discharge hole 4a by self weight.Separately
On the one hand, pressure restraining valve 10 the pressure in pot 2 be greater than self weight when (for example, when more than 1.2 atmospheric pressure), only by pot 2
Pressure push and leave steam discharge hole 4a, open steam discharge hole 4a.In addition, pressure restraining valve 10 can also be steamed by occlusion
The occlusion component of vapour tap 4a and the spring to be exerted a force in a manner of occluding steam discharge hole 4a to occlusion component are constituted.Root
The work of spring is overcome by the pressure when the pressure in pot 2 rises to the specified value higher than atmospheric pressure or more according to this structure
Firmly make occlusion component mobile, steam discharge hole 4a is open.
Pressure valve 11 is configured to, in the occlusion locations of occlusion steam discharge hole 4b and the open stance of open steam discharge hole 4b
It is moved between setting.
Outer cover 3 is provided with pressure valve mobile mechanism 12.Pressure valve mobile mechanism 12 is to be opened and closed the side of steam discharge hole 4b
Formula moves pressure valve 11 between occlusion locations and release position.In Fig. 1, pressure valve 11 is protected by pressure valve mobile mechanism 12
It holds in occlusion locations.Thereby, it is possible to so that the pressure in pot 2 is boosted (for example, boosting to 1.2 atmospheric pressure from 1.0 atmospheric pressure).This
Outside, pressure valve mobile mechanism 12 is configured to, and becomes the defined of specified value (for example, 1.2 atmospheric pressure) or more in the pressure in pot 2
Periodically, by the control of aftermentioned control unit 13, carry out bias pressure valve to be greater than the pressure of specified value (for example, 1.2 atmospheric pressure)
11, so that pressure valve 11 is moved to release position from detent position.Thereby, it is possible to make the pressure in pot 2 (for example, big from 1.2
Air pressure is decompressed to 1.0 atmospheric pressure).
In addition, the inside of cooker main body 1 is equipped with control unit 13.Control unit 13 includes CPU (Central
Processing Unit: central processing unit) and the storage units such as memory.It is stored in storage unit for the more of rice cooking
A step of cooking.Here, control unit 13 be able to carry out multiple processes of cooking (such as new rice process, old rice process, rice process,
Glutinous rice process and brown rice process etc.) each process of cooking." process of cooking " includes preheating procedure, heating process, boiling maintenance work
Main 4 processes of sequence and stewing process processed.Multiple processes of cooking correspond respectively to multiple steps of cooking." step of cooking " refers to
For executing the sequence of movement of cooking cooked by cooker.Include difference predetermined conduction time in step of cooking, add
The parameters such as hot temperature, heating time and heating output.Control unit 13 is according to selected cook process and pot temperature sensor 6
Detection temperature controls the bottom of a pan heating unit 5 and pressure valve mobile mechanism 12, executes process of cooking.
In addition, being equipped with the display unit 14 for showing process of cooking and the various information such as time of cooking in outer cover 3.Display unit 14
E.g. liquid crystal display.
In addition, being configured with the operation portion 15 of the instructions such as selection and the cancellation for accepting the process of cooking in outer cover 3.Operation portion 15 has
Have for user finger contact input unit 21 and detection user's finger contacts to input unit 21 touch sensor 30.It is defeated
Entering portion 21 is the specific region shown on the outer surface of outer cover 3.
Input unit 21 is for example with the 1st input unit 21i of input unit 21a~the 9th.1st input unit 21a accepts the type of rice
Selection.2nd input unit 21b accepts the selection for process of specifically cooking during multiple cook.3rd input unit 21c accepts guarantor
The instruction of the execution of temperature.4th input unit 21d accepts the cancellation of the various instructions being carrying out.5th input unit 21e accepts reservation
The instruction of execution.6th input unit 21f accepts the instruction for beginning of cooking.7th input unit 21g accepts various selected projects really
It is fixed.8th input unit 21h accepts the choosing being displayed on display unit 14 in the case where multiple selection projects are arranged in program
Select the instruction of project forward direction change.9th input unit 21i accepts the selection project backward directions being displayed on display unit 14
The instruction of change.User can contact the 1st input unit 21a~the 9th while referring to the various information for being shown in display unit 14
Input unit 21i and various instructions are made to cooker.
In the following, illustrating the touch sensor 30 being mounted on outer cover 3 referring to Fig. 3 and Fig. 4.Fig. 3 is that the decomposition of outer cover 3 is vertical
Body figure.Fig. 4 is equipped with the top view of the film of electrode.Touch sensor 30 is electrostatic capacitance and is self-capacitance.It touches and passes
Sensor 30 includes film 31, the electrode 37 being configured on film 31 and the wiring 41 connecting with electrode 37.In addition, touch sensor
30 include the guard electrode 39 being configured on film 31 and the wiring 43 connecting with guard electrode 39.Touch is accommodated in outer cover 3
Sensor 30 and substrate 33.In outer cover 3, the electrode 37 and input unit 21 of touch sensor 30 are arranged opposite.It is solid on substrate 33
Surely there is display unit 14.Substrate holder 35 is embedded in the hollow space of outer cover main part 3b, and substrate 33 is by substrate holder 35
It holds.
Film 31 has film main part 31a, film wiring part 31b and interconnecting piece 31e.Electrode 37 and the configuration of guard electrode 39 are in film
The lower surface of main part 31a.The shape from upper direction shown in Fig. 3 of film main part 31a is U-shaped.Connect with electrode 37
A part of the wiring 41 connect and the wiring 43 connecting with guard electrode 39 configuration are in the lower surface of film wiring part 31b.Film is matched
The shape from upper direction of line portion 31b is band-like.Interconnecting piece 31e is the linking part of film main part 31a Yu film wiring part 31b
Point.
Film 31 is colorless and transparent circuit film.The material of film 31 is, for example, PET (Polyethylene
Terephthalate: polyethylene terephthalate).Film wiring part 31b bending repeatedly passes through connector and controller IC
The connection of (Integrated Circuit: integrated circuit) 40.The 1st electrode 37a, the 2nd are configured in the lower surface of film main part 31a
Electrode 37b, the 3rd electrode 37c, the 4th electrode 37d, the 5th electrode 37e, the 6th electrode 37f, the 7th electrode 37g, the 8th electrode 37h and
9 electrode 37i.1st electrode 37a and the 1st input unit 21a are arranged opposite.Similarly, the 2nd electrode 37b is opposed with the 2nd input unit 21b
Configuration, the 3rd electrode 37c and the 3rd input unit 21c are arranged opposite, and the 4th electrode 37d and the 4th input unit 21d are arranged opposite, the 5th electricity
Pole 37e and the 5th input unit 21e are arranged opposite, and the 6th electrode 37f and the 6th input unit 21f are arranged opposite, the 7th electrode 37g and the 7th
Input unit 21g is arranged opposite, and the 8th electrode 37h and the 8th input unit 21h are arranged opposite, the 9th electrode 37i and the 9th 21i pairs of input unit
Set configuration.In addition, the periphery of the foreign side around the 1st electrode 37i of electrode 37a~the 9th, particularly close to cooker is configured with
Guard electrode 39.In addition, the 1st electrode 37a to the 9th electrode 37i is referred to as electrode 37.Electrode 37 and guard electrode 39 are located at outer
The lower section of cover panel 3a.
Each electrode 37 for being configured at film main part 31a is connect by wiring 41 with controller IC 40.That is, the 1st electrode
37a is connect by the 1st wiring 41a with controller IC 40, and the 2nd electrode 37b is connect by the 2nd wiring 41b with controller IC 40,
3rd electrode 37c is connect by the 3rd wiring 41c with controller IC 40, and the 4th electrode 37d passes through the 4th wiring 41d and controller IC
40 connections, the 5th electrode 37e are connect by the 5th wiring 41e with controller IC 40, and the 6th electrode 37f passes through the 6th wiring 41f and control
The connection of device IC 40 processed, the 7th electrode 37g are connect by the 7th wiring 41g with controller IC 40, and the 8th electrode 37h passes through the 8th wiring
41h is connect with controller IC 40, and the 9th electrode 37i is connect by the 9th wiring 41i with controller IC 40.In addition, guard electrode
39 are connect by the 10th wiring 43 with controller IC 40.In addition, the 1st wiring 41i of wiring 41a~the 9th is referred to as wiring 41.
Each 41 and the 10th wiring 43 of wiring is formed on film main part 31a and film wiring part 31b.10th wiring 43 is configured as than the 1st
Outer peripheral edge 31d of the wiring 41i of wiring 41a~the 9th close to film 31.Especially in the present embodiment, the 10th wiring 43 is configured as,
It is close with the outer peripheral edge 31d of the side (left side of Fig. 4) of the foreign side of the close cooker in the outer peripheral edge 31d of film 31.
Guard electrode 39 includes the left electrode portion configured in the mode surrounded around the 1st electrode 37a to the 3rd electrode 37c
39a；The contre electrode portion 39b configured in the mode surrounded around the 4th electrode 37d to the 6th electrode 37f；And to surround the 7th
The right electrode portion 39c that mode around electrode 37g to the 9th electrode 37i configures.Left electrode portion 39a, contre electrode portion 39b and
Right electrode portion 39c is connected with each other.At the front end 39aa of left electrode portion 39a, guard electrode 39 is connect with the 10th wiring 43.This
Outside, the 11st wiring 44 prolongs from the front end 39ca of right electrode portion 39c to film main part 31a and the interconnecting piece 31e of film wiring part 31b
It stretches.10th wiring 43 and the 11st wiring 44 are configured as the outer peripheral edge in the outside than each wiring 41 close to film 31.The periphery in outside
Edge refers to the side of the foreign side of the close cooker in outer peripheral edge.The gross area of guard electrode 39 is greater than the 1st electrode 37a~the
The 9 respective areas of electrode 37i.
Input unit 21 is not configured in the position opposed with guard electrode 39 on outer cover panel 3a.That is, guard electrode 39 is not
Has corresponding input unit.Therefore, in the case where the state for being more than specified value for electrostatic capacitance value is set as connecting (ON) state,
Guard electrode 39 will not due to user's finger contact and become ON state.However, guard electrode 39 is sometimes because of water or different
Object is attached on outer cover panel 3a and becomes ON state.In this way, there are others in the case where guard electrode 39 is ON state
Electrode 37 also mistakenly (although that is, and there is no user's finger contact but) become ON state a possibility that.Then, control unit
13 are controlled, so that being not bound by the input from input unit 21 in the case where guard electrode 39 is on state.
Film main part 31a is fixed on outer cover panel 3a by adhesion tablet 32, but film wiring part 31b is not fixed.Therefore,
Film wiring part 31b can be swung whenever being opened and closed outer cover 3, therefore be easy the interconnecting piece in film main part 31a and film wiring part 31b
31e effect has mechanical stress.In addition, if outer cover 3 touches shelf etc., which can quilt when user opens outer cover 3
It is applied to the interconnecting piece 31e of film main part 31a Yu film wiring part 31b.As a result, film main part 31a and film wiring part 31b
Interconnecting piece 31e is easy to appear slight crack.
In Fig. 4, using the outer peripheral edge in the left side of the interconnecting piece 31e of present embodiment as outer peripheral edge P1 (outside the 1st of the disclosure
An example of periphery).In addition, using the outer peripheral edge on the right side of interconnecting piece 31e as outer peripheral edge P2 (the one of the 2nd outer peripheral edge of the disclosure
Example).Interconnecting piece, that is, outer peripheral edge P1 of the outer peripheral edge of the outer peripheral edge and film main part 31a in the left side of film wiring part 31b has curve
Shape.The curve shape of outer peripheral edge P1 is to film main part 31a curve shape outstanding.In addition, the right side as film wiring part 31b
The outer peripheral edge P2 of the interconnecting piece of the outer peripheral edge of the outer peripheral edge and film main part 31a of side also has curve shape.The song of outer peripheral edge P2
Wire shaped is to film main part 31a curve shape outstanding.It is bent compared with the shape of these outer peripheral edges P1, P2 is rectangular shapeds
In outer peripheral edge, P1, P2 are not likely to produce slight crack in the case where wire shaped.In addition, if increasing the radius of curvature of the curve shape, more
It is not likely to produce slight crack.10th wiring 43 is configured as than wiring 41 close to outer peripheral edge P1.
In addition, as shown in figure 4, being respectively formed in the 3rd electrode 37c, the 5th electrode 37e and the 6th electrode 37f in upper and lower
Through hole 37ca, 37ea, the 37fa penetrated through upwards.Through hole 37ca, 37ea, 37fa are equivalent to respectively in film main part 31a
Extension on region be also formed with through hole.It is configured in the lower section of the 3rd electrode 37c, the 5th electrode 37e and the 6th electrode 37f
LED (Light Emitting Diode: light emitting diode).LED is able to suppress by these through holes 37ca, 37ea, 37fa
Light quantity reduced by electrode and film 31.Moreover, even if film 31 is slightly misaligned configuration relative to LED, it also can be by the light of LED
Spread and observe by through hole 37ca, 37ea, 37fa the light of LED.
In addition, film 31 has the positioning region 31c for carrying out positioning relative to outer cover panel 3a.Therefore, adhesion tablet is being used
32 when being attached to film 31 on outer cover panel 3a, is able to suppress the rotation of film 31.Thereby, it is possible to inhibit input unit 21 and electrode 37
Position deviate, inhibit operation portion 15 malfunction.Positioning region 31c has the shapes such as recess portion, hole.From the inner surface of outer cover panel 3a
Protruding portion outstanding is embedded in positioning region 31c downwards.
Referring to figure 5 and figure 6.Fig. 5 is the partial sectional view of outer cover 3.Fig. 6 is the enlarged partial sectional view of outer cover 3.With configuration
Each electrode 37 on the lower surface of film main part 31a mode opposed with each input unit 21 on outer cover panel 3a, using viscous
Film main part 31a is fixed on the lower surface of outer cover panel 3a by tag 32.That is, the 1st electrode 37a is opposed with the 1st input unit 21a,
2nd electrode 37b is opposed with the 2nd input unit 21b, and the 3rd electrode 37c is opposed with the 3rd input unit 21c, the input of the 4th electrode 37d and the 4th
Portion 21d is opposed, and the 5th electrode 37e is opposed with the 5th input unit 21e, and the 6th electrode 37f is opposed with the 6th input unit 21f, the 7th electrode
37g is opposed with the 7th input unit 21g, and the 8th electrode 37h is opposed with the 8th input unit 21h, the 9th electrode 37i and the 9th 21i pairs of input unit
It sets.
Adhesion tablet 32 is formed using the adhesion material of acrylic compounds.For example, adhesion tablet 32 passes through for example by non-woven fabrics structure
At substrate on be coated with acrylic compounds adhesion material and formed.Film 31 is attached using the adhesion tablet 32 of acrylic compounds adhesion material
In the lower surface of the outer cover panel 3a of acrylic acid raw material, therefore the congruence of outer cover panel 3a and adhesion tablet 32 are good, can
Improve adhesiveness.
Outer cover panel 3a, adhesion tablet 32 and film 31 are functioned as dielectric layer.If it is defeated that user contacts any one
Enter portion 21, then can generate new electrostatic capacitance between finger and the electrode 37 opposed with finger.Therefore, with the input that is contacted
The electrostatic capacitance value of the opposed electrode 37 in portion 21 increases.By detecting the electrostatic capacitance value of the increase by controller IC 40, by
This is capable of detecting when the input unit 21 that user is contacted.
Carbon film 45 is formed in the lower surface of electrode 37 and guard electrode 39.It is formd on film 31 as electrode 37 and is protected
After protecting the silver-colored pattern of electrode 39, carbon film 45 is formed and carrying out exposure mask printing to carbon.Carbon film 45 is also possible to cover electrode
37 and guard electrode 39 mode be formed as its area be greater than electrode 37 and guard electrode 39 area.Electrode 37 and guard electrode
39 lower surface is applied carbon film 45, thus can prevent from malfunction caused by the steam that inner cover 4 leaks out.Alternatively, it is also possible to
The lower surface of carbon film 45 also forms protective layer, is applied outside to electrode 37 and guard electrode 39.
The lower surface of substrate 33 is configured with the controller IC 40 and and controller IC connecting with electrode 37 and electrode 39
The control unit 13 of connection.In addition, being configured with the display unit 14 connecting with control unit 13 in the upper surface of substrate 33.
In the following, referring to Fig. 7.Fig. 7 is the functional block diagram of operation portion.The exception of the detection touch sensor 30 of controller IC 40
State.Controller IC 40 is to user not in contact with each electrode 37 of the state of any input unit 21 and the electrostatic electricity of guard electrode 39
Capacitance is detected, and detects the precedence of their electrostatic capacitance value.In addition, differentiating the position of detected electrostatic capacitance value
Whether secondary be defined precedence.Defined precedence is preset, and is stored in controller IC 40.Controller IC 40 is being examined
In the case that the precedence for the electrostatic capacitance value measured is defined precedence, it is judged as that touch sensor 30 is in normal condition, if
The not defined precedence of the precedence of detected electrostatic capacitance value is then judged as that touch sensor 30 is in abnormality.Control
Device IC 40 has microprocessor or FPGA (Field-Programmable Gate Array: field programmable gate array).This
Outside, controller IC 40 can also have memory.Control software is stored in memory.Controlling software is to detect exception
The software that can be executed by microprocessor or FPGA when state.In addition, controller IC 40 can also merge with control unit 13.
When inserting power supply line etc. and having connected the power supply of cooker, control unit 13 issues controller IC 40 and indicates, with
Implementing touch sensor 30 is normal or abnormal judgement.In addition, having input expression touch sensor by controller IC 40
30 for abnormal signal when, control unit 13 is shown on display unit 14 indicates that touch sensor 30 is abnormal image.Display
Portion 14 for example shows guide to visitors shown in Fig. 8, therefore user can learn the exception of touch sensor 30.
In the following, the detection method for detecting the abnormality of touch sensor 30 to controller IC 40 is illustrated.Controller
IC 40 measures the 1st electrode of electrode 37 in the instruction that the state for sending touch sensor 30 by control unit 13 determines respectively
The electrostatic capacitance value of 37a~the 9th electrode 37i and guard electrode 39, and detect the precedence of their electrostatic capacitance value.It is not depositing
In the case where broken string, the precedence of electrostatic capacitance value becomes the precedence of the size of the area of electrode.
The precedence of the size of the area of electrode is, for example, the 6th electricity of the 4th the 5th electrode 37e > of electrode 37d > of 39 > of guard electrode
The 3rd electrode of pole the 9th the 8th the 7th electrode 37g > of electrode 37h > of electrode 37i the 2nd electrode 37b > of > of the 1st electrode 37a > of 37f >
37c.In this case, as shown in figure 9, it is guard electrode 39 that the precedence of the electrostatic capacitance value under normal condition, which is primary,
Last position is the 3rd electrode 37c.The respective electrostatic capacitance value of these electrodes is about 1pF~2pF.
Occur to break in undesirable situation in guard electrode 39, does not detect the electrostatic electricity of the electrode in front of disconnection portion position
Hold.Accordingly, with respect to the precedence of electrostatic capacitance, only the precedence of guard electrode 39 changes, and is no longer first.In addition, in film
Break frequent occurrence at the outer peripheral edge P1 of the main part 31a and interconnecting piece 31e of film wiring part 31b.Occur in outer peripheral edge P1 disconnected
In the case where line, due to there's almost no the electrostatic capacitance of guard electrode 39, as shown in Figure 10, in the position of electrostatic capacitance value
Last position is in secondary.In this way, the area of the electrode used in the benchmark of abnormality detection is greater than the area of other electrodes
In the case of, the amplitude of fluctuation of electrostatic capacitance value can be increased under normal condition and abnormality, can accurately be detected different
Normal state.
10th wiring 43 is configured as the outer peripheral edge 31d than the 1st wiring 41i of wiring 41a~the 9th close to film 31.Therefore, exist
In the case where generating slight crack on film 31, slight crack can enter from the periphery marginal slit of film 31, therefore the 10th wiring 43 can be than the 1st wiring 41a
~the 9 wiring 41i is first disconnected.If the 10th wiring 43 breaks, the electrostatic capacitance value of guard electrode 39 reduces.
In addition, guard electrode 39 is also configured along the periphery of film 31, it is configured as leaning on than the 1st electrode 37i of electrode 37a~the 9th
The outer peripheral edge 31d of nearly film 31.Therefore, in the case where producing slight crack on film 31, guard electrode 39 is also easy the 1st electrode of ratio
The electrode 37i of 37a~the 9th is first disconnected.Controller IC 40 is capable of detecting when according to the variation of the electrostatic capacitance value of guard electrode 39
10th wiring 43 or guard electrode 39 break.As a result, controller IC 40, which is able to detect on membrane 31, produces slight crack, use
Family can learn that touch sensor 30 is in abnormality.
In this way, the precedence of the electrostatic capacitance value by detection guard electrode 39, is capable of detecting when the different of touch sensor 30
Normal state.In addition, being by the precedence variation with the electrostatic capacitance value of the whole guard electrode 39 of electrode 37 and guard electrode 39
Benchmark detects abnormality, and thus, it is possible to reduce error detection caused by noise.That is, mobile phone is wireless or micro-wave oven strong
Noise caused by electric field etc. not only will affect guard electrode 39, also will affect electrode 37.However, in the electrostatic electricity with multiple electrodes
In the case where differentiating abnormality on the basis of the opposite precedence of capacitance, and only differentiate with the electrostatic capacitance value of guard electrode 39
Abnormality is compared, and the influence of noise can be reduced.In addition, it is not entered the guard electrode 39 of the operation of portion 21 by setting, from
And it is capable of forming the abnormality detection electrode for being not limited to the free shape of shape of operation portion.
In addition, user can be configured at guard electrode 39 and the 10th wiring 43 near the position of the outer peripheral edge of film 31
The undesirable stage of breaking occurs, learns the abnormality of touch sensor 30.Learn that cooker is in the user of abnormality
Slight crack develop to the inside of film 31 and wiring 41 and the broken string of electrode 37 so that the operating function of operation portion is impaired before, just
It can entrust and repair to repair center.In addition, the stage is the initial stage for generating slight crack on film 31, therefore input will not be damaged
The function in portion 21, user are able to use cooker and cook.
It further include the embodiment deformed as follows the present disclosure is not limited to above embodiment.
(1) in the above-described embodiment, guard electrode 39 is configured on film 31, however the present disclosure is not limited thereto.It can also be with
Guard electrode 39 is not configured.The disclosure can also pass through the electrostatic of any one electrode in the electrode 37 opposed with input unit 21
The variation of capacitance detects exception, to replace detecting exception by the variation of the electrostatic capacitance value of guard electrode 39.It is this
In the case of, the wiring 41 of the electrode 37 opposed with the input unit 21 less operated in multiple input units 21 is configurable to compare
Other wirings 41 are close to the outer peripheral edge of film 31.In addition, the area of the electrode of the variation of detection electrostatic capacitance value can be greater than it
The area of his electrode.In this case, it is easy to detect the variation of electrostatic capacitance value.It, can by not configuring guard electrode 39
Reach the reduction of manufacturing man-hours and the reduction of cost.
(2) in the above-described embodiment, the exception of touch sensor 30 is detected by the precedence variation of electrostatic capacitance value
State, however the present disclosure is not limited thereto.Controller IC 40 also can replace precedence variation and by comparing detected electrostatic
Capacitance detects abnormality with defined threshold value.Such as controller IC 40 breaks in the 11st wiring 44 and does not cause electrostatic
In the case where the precedence variation of capacitance, by the way that detected electrostatic capacitance value to be compared with defined threshold value, also can
Enough detect the broken string of the 11st wiring 44.In addition, controller IC 40 (such as can also be protected used as the electrode of benchmark together
Protect electrode 39) electrostatic capacitance precedence variation and the threshold with the electrostatic capacitance of the electrode (such as guard electrode 39) as benchmark
The comparison of value detects abnormality.
(3) in the above-described embodiment, controller IC 40 to configuration the left of film wiring part 31b outer peripheral edge
The electrostatic capacitance value of the guard electrode 39 of neighbouring the 10th wiring 43 connection is detected to detect abnormality, however is not limited to
This.For example, controller IC 40 can also be according to the 7th wiring with configuration near the outer peripheral edge of the right of film wiring part 31b
The electrostatic capacitance value of 7th electrode 37g of 41g connection detects abnormality.Controller IC 40 both can be according to guard electrode 39
Detect abnormality with the electrostatic capacitance of the either side in the 7th electrode 37g, can also according to the electrostatic capacitance value of two sides come
Detect abnormality.
(4) in the above-described embodiment, controller IC 40 and wiring 41 and the 10th wiring 43 can be passed through into low-pass filtering
Device FL is connected.As shown in figure 11, low-pass filter FL is for example made of capacitor C1 and resistor R1.Capacitor C1 is for example
It is 5pF, resistor R1 is, for example, 10k Ω.In fig. 11 it is shown that the connection of the 1st wiring 41a and low-pass filter FL, however
Other 41 and the 10th wirings 43 of wiring can also similarly be connect with low-pass filter FL.By having low-pass filter FL,
It can prevent the malfunction of touch sensor 30 caused by noise.In addition, capacitor C1 can be set in controller IC 40
Portion.
(5) in the above-described embodiment, 1 guard electrode 39 is configured to surround around all electrodes 37, however not
It is limited to this.As shown in figure 12, it is also configurable to surround all electrodes 37 by 2 guard electrodes 39d, 39e of left and right segmentation
Around.Outside of the 10th wiring 43a configuration being connect with the guard electrode 39d in left side in the left side of wiring 41.With right side
Outside of the 11st wiring 44 configuration of guard electrode 39e connection on the right side of wiring 41.That is, the 10th wiring 43a and the 11st wiring
44 are configured as than wiring 41 close to the outer peripheral edge of film 31.In addition, the 10th wiring 43 and the 11st wiring 44 respectively with controller IC
40 connections.According to the respective electrostatic capacitance value of guard electrode 39d, 39e, it is capable of detecting when the abnormality of touch sensor 30.
That is, passing through the difference of the precedence variation of the electrostatic capacitance value of guard electrode 39d and the electrostatic capacitance value of guard electrode 39d and a reference value
In at least one party, be capable of detecting when abnormality.In addition, by the precedence variation of the electrostatic capacitance value of guard electrode 39e and
At least one party in the electrostatic capacitance value of guard electrode 39e and the difference of a reference value, is capable of detecting when abnormality.Thereby, it is possible to
Improve the detection accuracy of abnormality.
(6) in the above-described embodiment, the 10th wiring 43 guard electrode 39 connected with controller IC 40 configures
In the outer peripheral edge side P1, however it is without being limited thereto.As shown in figure 13, the outer peripheral edge side P2 can also be configured at.The curvature of outer peripheral edge P2 half
Diameter is less than the radius of curvature of outer peripheral edge P1, therefore outer peripheral edge P2 is easy to generate slight crack due to mechanical stress.Therefore, by easy
The 10th wiring 43 is configured in the position for generating slight crack, to be easy to detect the abnormality of touch sensor 30.
(7) in the above-described embodiment, the abnormality of touch sensor 30 by display unit 14 mistake display by
It notifies to user, however it is without being limited thereto.The abnormality of touch sensor 30 can also be drawn by the sound that loudspeaker issues
It leads and notifies to user.Further, it is also possible to the sound guidance issued simultaneously using the mistake display of display unit 14 and loudspeaker.
(8) in the above-described embodiment, according to configuration in the (periphery of the disclosure outer peripheral edge P1 of the interconnecting piece 31e of film 31
An example of edge) the electrostatic capacitance value of the 10th wiring 43 (an example of the 3rd wiring of the disclosure) most nearby detect abnormal shape
State.That is, in the above-described embodiment, detecting exception according to the electrostatic capacitance value of wiring of the configuration at the position near outside
State.The disclosure can not only according to the electrostatic capacitance value of the wiring near outside, and together according to configuration matching in inside
The testing result of the electrostatic capacitance value of line detects abnormality.It configures the wiring in inside and is preferably as far as possible from outer peripheral edge.
For example, wiring of the configuration in inside is preferably at least more adjacent than the wiring (an example of the 3rd wiring of the disclosure) near outside
Wiring (an example of the 2nd wiring of the disclosure) wiring (an example of the 1st wiring of the disclosure) in the inner part.Match the 1st of inside
Line compared to outside the 3rd wiring for be not easily susceptible to mechanical stress and be difficult to break.In this case, can on the outside the 3rd
The precedence difference of the electrostatic capacitance value of wiring and the 1st wiring closet of inside is examined in the case where changing from the precedence difference as benchmark
Survey abnormality.Alternatively, the difference and conduct of the electrostatic capacitance value of the 1st wiring of the 3rd wiring and inside to outside can be passed through
The value of benchmark is compared, and thus detects abnormality.In the lesser situation of electrostatic capacitance value, and according to electrostatic capacitance value
Difference compared to detect abnormality, according to the variation of the precedence difference of electrostatic capacitance value detect abnormality in the case where, can
Accurately detect abnormality.
Industrial availability
The cooker of the disclosure is not limited to pressure type cooker, be also as gerotor type cooker it is useful, in addition, example
It such as, is also useful as home-use and business cooker.
Claims (12)
1. a kind of cooker, which is included
Outer cover, upper part are equipped with outer cover panel；
The touch sensor of electrostatic capacitance and self-capacitance, with film, configured with positioned at the outer cover panel on the film
Lower section the 1st electrode, the 2nd electrode and the 3rd electrode and the 1st wiring being connect with the 1st electrode, with the 2nd electrode
2nd wiring of connection and the 3rd wiring being connect with the 3rd electrode,
Sensor abnormality test section is separately connected with the 1st wiring, the 2nd wiring and the 3rd wiring, detects institute
State the abnormality of touch sensor；And
Notification unit notifies the abnormality of the touch sensor detected by the sensor abnormality test section,
3rd wiring is configured as than the 1st wiring and the 2nd wiring close to the outer peripheral edge of the film,
The sensor abnormality test section detects the exception of the touch sensor according to the electrostatic capacitance value of the 3rd electrode
State.
2. cooker according to claim 1, wherein
The precedence of the electrostatic capacitance value of the 3rd electrode in the 1st electrode, the 2nd electrode and the 3rd electrode is sent out
In the case where changing, the sensor abnormality test section detects the abnormality of the touch sensor.
3. cooker according to claim 1 or 2, wherein
In a manner of across the outer cover panel, has on the outer surface of the outer cover panel and match with the 1st electrode contraposition
The 1st input unit set and the 2nd input unit with the 2nd electrode contraposition configuration,
3rd electrode is the electrode without input unit arranged opposite.
4. cooker according to claim 3, wherein
3rd electrode is configured as being enclosed in around the 1st electrode and the 2nd electrode.
5. cooker according to claim 1 or 2, wherein
Between in a manner of the outer cover panel, have on the outer surface of the outer cover panel and the 1st electrode pair
Set configuration the 1st input unit, the with the 2nd input unit of the 2nd electrode contraposition configuration and with the 3rd electrode contraposition configuration
3 input units.
6. according to claim 1 to cooker described in any one in 5, wherein
The area of 3rd electrode is greater than the area of the 1st electrode and the 2nd electrode.
7. according to claim 1 to cooker described in any one in 5, wherein
The film includes film main part, and the 1st electrode, the 2nd electrode and the 3rd electrode configuration are in the film main part；
Film wiring part, between the film main part and the sensor abnormality test section, the 1st wiring, the 2nd wiring
The film wiring part is configured at the respective a part of the 3rd wiring；And interconnecting piece, by the film main part and the film
Wiring part connects,
The outer peripheral edge of the interconnecting piece includes and an outer peripheral edge of the film wiring part and the outer peripheral edge of film main part company
1st outer peripheral edge of the curve shape connect；And the periphery with another outer peripheral edge of the film wiring part and the film main part
2nd outer peripheral edge of the curve shape of edge connection,
The radius of curvature of 2nd outer peripheral edge is less than the radius of curvature of the 1st outer peripheral edge,
3rd wiring is configured as than the 1st wiring and the 2nd wiring close to the 2nd outer peripheral edge.
8. according to claim 1 to cooker described in any one in 7, wherein
Carbon film is configured in the 1st electrode, the 2nd electrode and the respective lower surface of the 3rd electrode.
9. according to claim 1 to cooker described in any one in 8, wherein
There is LED in the lower section of the 1st electrode,
1st electrode has the hole that the light for the LED passes through.
10. according to claim 1 to cooker described in any one in 9, wherein
The film has the positioning region that positioning is carried out relative to the outer cover panel.
11. according to claim 1 to cooker described in any one in 10, wherein
The outer cover panel is made of acrylic acid,
The film is attached at the lower surface of the outer cover panel by acrylic compounds adhesion material.
12. according to claim 1 to cooker described in any one in 11, wherein
2nd wiring is configured between the 1st wiring and the 3rd wiring,
The sensor abnormality test section detects abnormality according to the electrostatic capacitance value of the 1st electrode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-166868 | 2017-08-31 | ||
| JP2017166868A JP2019041968A (en) | 2017-08-31 | 2017-08-31 | rice cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109419320A true CN109419320A (en) | 2019-03-05 |
| CN109419320B CN109419320B (en) | 2021-09-14 |
Family
ID=65514547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810933666.0A Active CN109419320B (en) | 2017-08-31 | 2018-08-16 | Rice cooker |
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| Country | Link |
|---|---|
| JP (1) | JP2019041968A (en) |
| CN (1) | CN109419320B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7290404B2 (en) * | 2017-10-12 | 2023-06-13 | ローム株式会社 | capacitive switch controller, capacitive switch, electronics |
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| CN109419320B (en) | 2021-09-14 |
| JP2019041968A (en) | 2019-03-22 |
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