Abstract: To provide a high-frequency heating device of which reduction of weight and cost can be achieved, while a leakage of high-frequency waves is prevented.

Abstract: A cooking apparatus is provided. The cooking apparatus includes a cooking cavity, an upper space formed above the cooking cavity, lateral side spaces formed to at opposite lateral sides of the cooking cavity, a rear space formed behind the cooking cavity, and a lower space formed below the cooking cavity. A fan provided in the rear space generates a cooling flow that cools components housed in the rear space. A cooling flow path extends from the rear space and into the upper space and lateral side spaces. Flow from the upper space enters the door to cool the door and is exhausted through a lower portion of the door. Flow from the lateral side spaces, which includes an exhaust flow from the cooking cavity, is guided to the lower space and exhausted. In this manner, the cooking apparatus can be completely cooled and cooking odors and heat appropriately exhausted by the cooling fan positioned in the rear space.

Abstract: The present invention relates to a device for the extraction of a compound from a solid material, comprising: (1) a microwave unit; (2) an inner vessel housed and fluidly sealed within an outer vessel, the inner and outer vessels enclosed within the microwave unit, wherein the outer vessel is configured to hold a solvent to be vaporized and the inner vessel is configured to hold the solid material; (3) a condenser for condensing the vaporized solvent and delivering a condensed solvent to the inner vessel; (4) the inner vessel further comprising a solvent outlet configured to deliver the condensed solvent containing an extracted compound back to the outer vessel; and (5) a first stirrer within the outer vessel and a second stirrer within the inner vessel for agitating the solvent within the inner and outer vessels during the extraction process.

Abstract: An apparatus for heating a semiconductor wafer includes: a microwave source; an applicator cavity; and, a fixture for supporting a wafer in the cavity. The fixture comprises a dielectric mechanical support for the wafer and a grounded metallic ring movably positioned parallel to and concentric with the wafer at some distance from the wafer, to adjust the microwave power distribution to compensate for edge effects. A closed-loop feedback system adjusts the distance based on wafer edge and center temperatures. A method for heating a semiconductor wafer comprises: a. placing the wafer in a microwave cavity; b. supporting the wafer on a fixture comprising a dielectric wafer support and a grounded metallic ring movably positioned at some distance from the wafer; c. introducing microwave power into the cavity to heat the wafer; and d. adjusting the distance between wafer and ring to modify the power distribution near the wafer edge.

Abstract: An outer case for a cooking appliance is provided. An opening is formed in an external face plate of the outer case at a position corresponding to selected components of the cooking appliance. The opening is selectively covered with a cover plate so that the components may be selectively accessed through the opening, without removing the outer case. The cover plate may include extensions that are engaged in concave portions of the external face plate, with an opposite end of the cover plate being fastened to the external face plate by fasteners. The external face plate may also include a reinforcement bead and tool passing holes that allow a tool to pass therethrough without removing the external face plate.

Abstract: A cooking appliance includes a housing forming a food handling compartment, a door positioned at the front of the housing that is configured to rotate about a vertical axis, and a hinge assembly secured to the door. The hinge assembly includes a hinge pin extending along the vertical axis and a double slider-crank mechanism that is coupled to the hinge pin. As the door rotates about the vertical axis, the hinge assembly moves the vertical axis along an elliptical path.

Abstract: A cooking device with a heating chamber therein. A drawer with a body portion having a heating container and a door that closes the heating chamber when the heating container is inserted into the heating chamber. A moving mechanism operable to engage the door in a manner to support the drawer while moving it from a closed position in which the door closes the heating chamber with the heating container inserted into the heating chamber to an open position with the heating container outside of the open heating chamber to permit objects to be placed in and removed from the exposed heating container. In order to facilitate easy access to the heating container when the drawer is in the open position, the moving mechanism is positioned below the heating container.

Abstract: An apparatus for heat treating manufactured components using microwave energy and microwave susceptor material is disclosed. The system typically includes an insulating vessel placed within a microwave applicator chamber. A moderating material is positioned inside the insulating vessel so that a substantial portion of the exterior surface of each component for heat treating is in contact with the moderating material.

Abstract: The present invention allows for an accurate control of the electromagnetic fields inside a multimode resonant chamber with two or more cavities coupled in an accurate way through a metallic plate with slots or waveguide. The multiple inputs and multiple outputs analyzer (MIMO Analyzer) features several elements such as: broadband antennas, metallic slotted plate, different types of lenses and different stirrers, both metallic and non-metallic. These elements, together with some procedures such as precise location of under-test elements out of the lower cavity allow for controlling the electromagnetic fields on its interior. This control permits the emulation of the behaviour of wireless communication terminals under different fading scenarios, both indoors and outdoors.

Abstract: A microwave oven includes a cavity having a cooking chamber; a magnetron oscillating microwave radiation used for cooking food in the cooking chamber; and a plurality of radiation openings through which the microwave radiation is radiated into the cooking chamber, each of the radiation openings having a length in a direction where the microwave radiation is guided by a waveguide, the length being greater or less than ?/4.

Abstract: To provide a high-frequency cooking apparatus of which installation performance, handling performance, and quality can be enhanced. A high-frequency cooking apparatus 10 for heat-processing an object to be heated, by supplying high frequency and steam into a heating chamber, is provided with a water tank 13 which stores water for generating the steam. The water tank 13 is detachably assembled toward the front to a lower part of a body 11 of the high-frequency cooking apparatus which has the heating chamber, and a tray 12 is integrally assembled to the water tank 13.

Abstract: A microwave heating apparatus includes a microwave generation part 10 using a semiconductor element, and first and second heating chambers 100a, 100b to each of which a microwave generated in the microwave generation part is fed. A reflected microwave returned from at least one of the first and second heating chambers 100a, 100b to the microwave generation part is transmitted to the other heating chamber by a circulation type non-reciprocal circuit 118, so that generated power of the microwave generation part is substantially completely consumed upon heating of an article to be heated.

Abstract: In a microwave heating apparatus, an electricity feeding port constituting a port of radiating a microwave is set to a ceiling wall of a heating chamber, a magnetron is arranged on a side of an outer side face of the heating chamber by directing an antenna for oscillating the microwave to a side of the heating chamber, and a wave guide for guiding the microwave oscillated from the magnetron to the electricity feeding port is formed in an L-like shape including a side wave guide extended upwardly from a surrounding of the antenna along the outer side face of the heating chamber and an upper wave guide extended from an upper end of the side wave guide to the electricity feeding port along an outer face of the ceiling wall.

Abstract: According to at least one embodiment, a slidable tray assembly for a microwave oven is disclosed. The slidable tray assembly includes a base portion having a size configured to fit within the interior cavity of a microwave oven, a sliding portion configured for slidable cooperation with the base portion, a plurality of side walls coupled to and extending vertically from the sliding portion, a handle, and at least one slide stopper.

Abstract: A materials processing system comprises a thermal processing chamber including a heating source, a first noncontacting thermal measurement device positioned to measure temperature on a first area of the material being processed, and, a second noncontacting thermal measurement device positioned to measure temperature on a second area of the material being processed, the first device being relatively more sensitive to changes in surface emissivity than the second device. By comparing the outputs of the two devices, emissivity changes can be detected and used as a proxy for some physical change in the workpiece and thereby determine when the desired process has been completed. The system may be used to develop a process recipe, or it may be part of a system for real-time process control based on emissivity changes. Applicable processes include heating, annealing, dopant activation, silicide formation, carburization, nitridation, sintering, oxidation, vapor deposition, metallization, and plating.

Abstract: A microwave heating system comprises a microwave applicator cavity; a microwave power supply to deliver power to the applicator cavity; a dielectric support to support a generally planar workpiece; a dielectric gas manifold to supply a controlled flow of inert gas proximate to the periphery of the workpiece to provide differential cooling to the edge relative to the center; a first temperature measuring device configured to measure the temperature near the center of the workpiece; and, a second temperature measuring device configured to measure the temperature near the edge of the workpiece. The gas flow is controlled to minimize the temperature difference from center to edge, and may be recipe driven or controlled in real time, based on the two temperature measurements. The method is particularly useful for monolithic semiconductor wafers, various semiconducting films on substrates, and dielectric films on semiconducting wafers.

Abstract: A system and method of controlling energy that is input to a material substance, for the controlled removal of moisture from the material substance, is disclosed. A controlled air flow is blown onto the material substance at a specified air flow rate over at least one specified time period such that the material substance absorbs thermal energy from the controlled air flow via at least one outer surface of the material substance. The controlled air flow is of a specified humidity level at a specified temperature level. The material substance is also irradiated with microwave energy at a first specified power level for at least a first specified time duration such that the material substance absorbs at least a part of the microwave energy and converts the absorbed microwave energy to thermal energy within the material substance. As a result, moisture is removed from the material substance in a controlled manner.

Abstract: There is provided a high-frequency heating apparatus including a heating chamber that houses an object to be heated, a rotating turntable provided on a bottom surface of the heating chamber, on which the object to be heated is rotatably mounted; a high-frequency heating section (21) that heats the object to be heated which is housed in the heating chamber, a convection heater (27) for heating the heating chamber, a circulating fan (28) for supplying the heating chamber with heat of the convection heater (27) as hot air, and a grill heater (33) for heating the object to be heated, wherein the convection heater (27) and the grill heater (33) are separately disposed on an upper surface of the heating chamber, thereby allowing reduction in size of an external shape of the heating apparatus without sacrificing grill cooking performance and oven cooking performance.

Abstract: A microwave oven is provided. A reinforcing part is provided to a multi-hole part for transferring the heat of a heater to a cooking chamber. This prevents deformation of the multi-hole part due to the heat of the heater.

Abstract: An “eggbeater” cathode comprising a transparent cathode including a plurality of longitudinally oriented cathode strips anchored at both ends between support discs and forming an open-walled hollow cylindrical structure. A cathode base is disposed substantially coaxially with a longitudinal axis of the transparent cathode and surrounded by the plurality of cathode strips, wherein the support discs secure the cathode strips to the cathode base and result in a cathode that is more robust in harsh operating environments compared with a simple transparent cathode.

Abstract: Systems for heat treating materials are presented. The systems typically involve a fluidized bed that contains granulated heat treating material. In some embodiments a fluid, such as an inert gas, is flowed through the granulated heat treating medium, which homogenizes the temperature of the heat treating medium. In some embodiments the fluid may be heated in a heating vessel and flowed into the process chamber where the fluid is then flowed through the granulated heat treating medium. In some embodiments the heat treating material may be liquid or granulated heat treating material and the heat treating material may be circulated through a heating vessel into a process chamber where the heat treating material contacts the material to be heat treated. Microwave energy may be used to provide the source of heat for heat treating systems.

Abstract: A radiation inspection system includes a shielding door device for a radiation inspection system, comprising a door body, two guides located on two opposite sides of the door body, a rack, a gear and a motor. The two guides are fixed on an upper surface of a frame and the door body is movably connected to the two guides via bearings. The rack is fixed on a bottom of the door body and meshed with the gear. The gear is coupled with a shaft of the motor fixed on a lower surface of the frame. This configuration is advantageous in automatic and complete shielding of the radiation inspection system without interference. In addition the shielding door can be controlled intelligently, so that accidental radiation leakage can be prevented.

Abstract: The present invention provides a microwave oven with a drainage system. It comprises a chamber, a slip groove disposed on the bottom side of the chamber, a drain hole unit disposed in the slip groove, a rotary pan, a bracket unit provided with rolling wheel unit which can slip along the slip groove. The rolling wheel unit on the bracket unit can bring water to the drain hole unit, so that the water in the chamber flows out of the chamber soon in order to ensure that no water remains in the chamber to achieve a better cooking effect and facilitate operation of the microwave oven.

Abstract: The present invention relates to an oven door with a wave chokes system for a microwave oven. The oven door includes at least one transparent door panel made of a dielectric material and a metallization enclosing at least partially the transparent door panel. The oven door includes further a plurality of lamellae arranged uniformly on one side of the metallization and at least one front shielding, which is arranged in the centre portion on at least one side of the transparent door panel. The metallization and the lamellae are formed by a coating on the transparent door panel, wherein said coating is made of a conductive material and applied on the transparent door panel. Further, the present invention relates to a corresponding microwave oven. Additionally, the present invention relates to a method for manufacturing an oven door with a wave chokes system for a microwave oven.

Abstract: A microwave irradiation apparatus proposed for uniformly treating a large number of samples, includes: an irradiation chamber formed in a rectangular resonant cavity of TM (Transverse Magnetic) 110 mode, of which length of X-axis side is “a” (a>0), length of Y-axis side is “b” (b>0) and length of Z-axis side is “c” (c>0); slits respectively formed on Y-Z plane walls of the irradiation chamber; a transfer sheet entering into the irradiation chamber through the slits and moving along a X-Z plane in the irradiation chamber; and a sample holder disposed on the transfer sheet.

Abstract: Disclosed herein is a microwave oven, in which a tray within a cooking room is rectilinearly reciprocated in a lengthwise direction of the cooking room and is rotated, simultaneously, to cook food. This is achieved using a gear assembly including a main gear and a planetary gear. The gear assembly includes the main gear and the planetary gear, which are engaged with each other and are rotated. A diameter of the main gear and a diameter of the planetary gear may be equal to each other, and the main gear and the planetary gear respectively include eccentric shafts. The gear assembly effectively transmits power supplied by a motor to the tray, thereby allowing the tray to be rotated at a uniform speed and to be driven even using a motor having a small load capacity.

Abstract: The present invention relates to a wave choke device for an oven door of a microwave oven. The wave choke device includes a front shielding comprising at least one conductive material and a wave trap forming a channel with one at least partially open side, which wave trap is arranged on at least one outer portion of the front shielding and comprises at least one conductive material. The wave choke device includes further a plurality of lamellae arranged uniformly in the at least partially open side of the wave trap, which lamellae comprises at least one conductive material. The wave choke device comprises one single piece made of a perforated material, wherein said one single piece includes at least the front shielding and the wave trap. The present invention relates further to a corresponding oven door and a corresponding microwave oven.

Abstract: A microwave oven cabinet is ergonomic designed to provide for both stacking and jigsaw-type back-to-back interlining of multiple units of the microwave ovens. In particular, the cabinet configuration advantageously establishes a reduced footprint, ergonomically designed microwave oven which can be effectively employed in various fields, including fast food chains wherein multiple such ovens may need to be functionally positioned in a limited area, while still being easily accessible.

Abstract: A cooker includes a heating chamber, a detachable heating pan, a high-frequency wave supply unit which generates microwaves, an antennas which radiates the microwaves generated by the high-frequency wave supply unit, and a control unit which controls heating treatment of the objects to be heated. The control unit controls the antenna so as to switch a microwave radiation control for the object to be heated such that the microwave radiation control becomes different for a case in which at least one object to be heated is placed on a placing table used also as a bottom surface of the heating chamber and for a case at least one object to be heated is placed on each of the placing table used also as the bottom surface of the heating chamber and the heating pan, and stops operation after the heating of the objects to be heated is completed.

Abstract: A cooker includes: a heating chamber on which a first object to be heated is placed; a heating plate on which a second object to be heated is placed; an upper heat source provided on an upper side of the heating chamber, and a lower heat source provided on a lower side of the heating chamber and including at least a high-frequency heat source; an operation unit configured to receive an input of information on a heating treatment; and a control unit configured to individually control the upper heat source and the lower heat source, based on the information on the heating treatment. The lower a mounting position of the heating plate becomes, the more high-frequency waves supplied to a heating chamber to a lower side of the heating plate from the high-frequency heat source are supplied to an upper side of the heating plate.

Abstract: A construct for heating a food product. The construct comprises a first centerline extending in a first direction and a second centerline extending in a second direction, wherein the first centerline is substantially perpendicular to the second centerline, a base, a pair of opposed platforms extending upwardly from the base. The pair of opposed platforms are separated by a recess extending in the second direction.

Abstract: A scopes heating device includes a bag having first seal lines that divides the bag into a first chamber at one side and a second chamber at an opposite side, a heat storage/release material accommodated in the bag and flowing between the first chamber and the second chamber for storing/releasing heat energy, a fixation device mounted on the bag for securing the bag in a folded condition where the first chamber and the second chamber are stacked up, and an actuator bendable to generate microwaves for causing the heat storage/release material to produce a temperature rise and then to release heat for pre-heating scopes that are set between the first chamber and the second chamber after the bag having been folded up.

Abstract: A microwave furnace that can operate at least 1700° C. having a furnacing chamber within a retaining cavity. The chamber is at least partly surrounded by microwave transparent insulation. At least one susceptor is at least partly between the insulation and the chamber. The susceptor at least in part is a specially formulated sintered coarse grain polycrystalline ? alumina capable of absorbing microwave energy from room temperature to its maximum use temperature. The furnace has a power system providing microwave energy to activate the susceptor. A temperature sensor may be provided that has an infrared channeling tube to conduct an infrared signal from the chamber to a pyrometer for converting the infrared signal to an electrical signal proportional to temperature within the microwave chamber. The electrical signal is then used to signal the power supply to control temperature by controlling energy to the susceptor.

Abstract: A microwave energy interactive structure comprises a polymer film having a crystallinity of less than about 50%, and a layer of microwave energy interactive material on the polymer film. The layer of microwave energy interactive material is operative for converting at least a portion of impinging microwave energy into thermal energy.

Abstract: The invention provides a drawer type cooking device, wherein the mounting positions of roller-shaped shock absorbing members 10b and 10b attached to a drawer body 2 are either aligned with portions of the side walls 3b and 3b of the heating chamber 3 where fixing angles 8 of the slide rails 7 are attached and thus having enhanced rigidity, or arranged close to a bottom wall 3c of the heating chamber 3, so that when a biased operation force is applied to the door, the generation of a gap between a front side panel of the cooking device body 1 and the inner side of the door is suppressed, and the occurrence of a microwave leakage through the gap caused by not stopping the generation of microwave until the operation of a latch is thereby prevented in advance.

Abstract: A microwave oven including a hood. The hood adapted to be withdrawn from or inserted into a hood casing. The microwave oven further including an elastic member that applies an elastic force on the hood to facilitate the withdrawal of the hood from the hood casing. The insertion of or withdrawal of the hood from the hood casing provides for a more efficient hood function.

Abstract: In accordance with the present invention, there is provided a radiation system that includes at least one wireless radiative element which is powered with microwaves in a microwave cavity. The wireless element comprises a vacuum tight encapsulated envelope (i.e., a preliminarily evacuated tube) which is permeable to ultraviolet, visible and infrared light. The encapsulated envelope is filled with inert gas or inert gas mixtures under pressures in the range of about 0.1 to about 100 tors, and may contain additives of mercury and halogen gases. The microwave excitation of the one or more wireless radiative elements may be facilitated by the placement thereof inside a multi-mode microwave cavity with dimensions formulated in accordance with the teachings of Applicant's U.S. Pat. No. 5,931,557 entitled ENERGY EFFICIENT ULTRAVIOLET VISIBLE LIGHT SOURCE issued Aug. 3, 1999, the disclosure of which is incorporated herein by reference in its entirety.

Abstract: A microwave oven is provided. Components can be easily replaced through a service opening. Therefore, rapid and easy maintenance of the microwave oven can be possible.

Abstract: A resonator unit (16) comprising a resonator chamber (40) with a first opening (42) for receiving a container (10) in a predefined position and for heating the container (10) by means of microwaves coupled into the resonator chamber (40), and with a second opening (44) via which the microwaves are coupled into the resonator chamber (40), wherein the geometry of the resonator chamber (40) relative to the predefined position of the container (10) in the first opening (42) is adapted by a device for adapting the geometry so that an electric field produced in the resonator chamber (40) in a working mode is symmetrical in relation to the container or the impedance of the resonator unit (16) equipped with a container (10) is approximately constant for containers (10) of different configurations.

Abstract: The invention provides a drawer type microwave oven having a turntable functioning as a uniform heating mechanism with a visual effect, while maintaining the ceiling height of a heating chamber and having improved usability. A turntable drive mechanism 40 utilizing a thin deceleration mechanism and a pivot mechanism is disposed in a space 19 formed between a bottom wall 17 of the drawer body 4 and a bottom wall 12 of the heating chamber 3, and a power transmission mechanism is engaged in a detachable manner in conjunction with the movement of the drawer body 4 together with the door. Thus, a drawer type microwave oven capable of performing uniform heating by pivot rotation while maintaining the ceiling height of the heating chamber is realized.

Abstract: A planar antenna device that transfers microwave energy from generator into a separate defined volume is disclosed. Device having a single-disk radiator with diameter of 0.95-1.45 half-wavelengths provides both uniformity over 90% in rectangular chamber and acceptable value of SWR (standing wave ratio) if tuned for specific microwave generator. Device having a poly-disk radiator with diameter of 0.95-1.45 half-wavelengths provides both uniformity over 90% in rectangular chamber and acceptable value of SWR for whole industrial frequency band without additional tuning/s.

Abstract: A useful energy product created by a process where a chemical species flow passes through a macroscopic artificial dielectric structure for a gas-permeable susceptor having (a) first regions in the structure that are primarily transparent to applied electromagnetic energy and (b) second regions in the structure that are not primarily transparent to applied electromagnetic energy.

Abstract: An electric oven is disclosed. The oven includes a box casing presenting side walls, a rear wall, an upper wall and a lower wall, an opening and a closure door for this latter, the walls bounding an oven cavity heated by heating means functionally associated with at least one of the walls. These heating means are arranged to heat the cavity by induction, the heating means comprising generator means arranged to generate an electromagnetic field, electrically insulating means disposed between the generator means and that oven wall at which the heating means are positioned, and magnetically insulating means disposed on the outside of the oven with reference to the wall, the generator means, the electrically insulating means and the magnetically insulating means defining a single layered structure applicable to the oven wall.

Abstract: The invention relates to an apparatus for applying oscillating magnetic fields, particularly for treating liquid, pasty, semi-solid or granular products, to a method of use of such apparatus, and to a system incorporating it. The apparatus comprises at least one pipe of an electrically insulating material for conveying the products to be treated, at least one plurality of electrodes around the periphery of the pipe, and means for generating one high frequency oscillating electric voltage. Each of the electrodes has a substantially annular shape, with an inner surface having a minimum radial distance from the outer cylindrical surface of the at least one pipe, which is sufficient to prevent electric currents from passing to the product to be treated. The inner surface has at least one substantially conical edge with a predetermined conicity angle to allow use of relatively high voltages with no risk of discharges to air.

Abstract: A microwave oven, especially for personal use, includes a relay and a sound sensor. In at least one embodiment, the relay is connected to the sound sensor, arranged in the microwave oven, in such a manner that the supply of power by microwaves in the oven, when in use, is interrupted by the relay at a signal from the sound sensor when an acoustic signal is generated by a valve of a container being heated in the microwave oven.

Abstract: The invention relates to an apparatus for heating moldings, in particular dental ceramic moldings, with the aid of microwaves or a magnetic field, the apparatus having a susceptor surrounding the molding, in particular according to the type of a container that is closed, said susceptor absorbing microwave radiation or being heated by a magnetic field and emitting heat to the molding. Further, a shielding for electrical and/or magnetic fields is arranged in the path between the microwave oven or the induction coil and the molding, in particular at the inner wall of the susceptor.

Abstract: The invention relates to a method for automatically supplying and heating individual portions stored in a chilled or frozen condition, and a food automate (10) for conducting the method, which food automate comprises a storage (5) for individual portions, having cooling or freezing capacity, a microwave oven unit (11), a vertically adjustable feed table (6) that is arranged in an upper position to close said storage for individual portions and to essentially close said microwave oven unit, a conveyor (19) that is arranged on said feed table, and a dispenser unit for dispensing prepared individual portions.

Abstract: An electromagnetic heater for heating an irregularly shaped object, including: a cavity within which an object is to be placed; at least one feed which feeds UHF or microwave energy into the cavity; and a controller that controls one or more characteristics of the cavity or energy to assure that the UHF or microwave energy is deposited uniformly in the object within ±30% over at least 80% of the volume of the object.

Abstract: The present invention relates to a microwave oven. The microwave oven of the present invention comprises a cavity assembly which defines a cooking chamber therein and functions as a framework of the microwave oven, an outer casing which includes a top portion and side portions formed at both ends of the top portion to enclose the cavity assembly and interior parts and is provided with convexo-concave reinforcements at the top portion and at least one side portion, a door of which one side is connected to the cavity assembly to be a pivot center and which selectively causes the cooking chamber to be open and close, and a back plate which defines a rear face of the cavity assembly and is provided with a convexo-concave reinforcement formed along at least one edge portion thereof. According to the present invention constructed as such, there is an advantage in that external rigidity of the microwave oven is increased, whereby deformation of the microwave oven due to an impact or operating force can be minimized.

Abstract: An attachment structure of a storage unit having: a tank casing body; a tank casing door member, and a lock portion; and an operation member, and a push button, wherein: an outer circumference of a storage unit is surrounded with an opening portion of an exterior panel; the push button is protruded from an outer surface of the exterior panel in a mount position of the exterior panel when the exterior panel is in assembling work; and a space for inserting a circumferential edge of the opening portion of the exterior panel is formed on the back of the push button.