KR101623586B1

KR101623586B1 - Cooking appliance

Info

Publication number: KR101623586B1
Application number: KR1020090102748A
Authority: KR
Inventors: 윤민호
Original assignee: 엘지전자 주식회사
Priority date: 2009-10-28
Filing date: 2009-10-28
Publication date: 2016-05-23
Also published as: KR20110045970A

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a cooking appliance, and more particularly, to a cooking appliance in which damage to the inside of the cooking chamber is prevented.

A cooking device according to the present invention includes: a cooking chamber for providing a cooking space for food; A support member positioned in an inner space of the cooking chamber and supporting the food; A groove formed in both inner side surfaces of the cooking chamber and supporting the support member; And a cushioning member provided on the support member and interposed between the support member and the groove when the support member is drawn into the inner space of the cooking chamber to perform a buffering action. .

A cooking device, a cooking chamber, a groove, a supporting member,

Description

Cooking appliance

A cooker is one of the kitchen appliances for cooking food, and it cooks food while it is placed in the kitchen space. Such a cooking device can be classified into various types according to the heat source or the type of fuel used.

According to the type of the heat source used, there is an oven in which a cooking space in which a food to be cooked is sealed, and then a food is cooked by heating the enclosed space, and a cooking space in which the food to be cooked is sealed, It is possible to cook foods by irradiating high frequency waves to the space.

The cooking appliance is divided into a gas cooking appliance and an electric cooking appliance depending on the kind of heat source used. The gas cooking appliance burns the supplied gas to cook food by the heat of combustion generated in the burner. The food is cooked by the heat generated by the heater that receives electricity and the high frequency generated by the high frequency generator.

In addition, the cooking device is classified into an open type cooking device and a closed type cooking device depending on the type of food to be cooked. Open type cookers are called cooktops, hops, etc., and are cooking devices that cook food by heating in an open space. Hermetic cooking devices are called ovens, microwave ovens, etc., and food is heated in an enclosed space, It is a cooking device that cooks food.

The closed type cooking device is divided into a cooking space in which the food to be cooked is placed, that is, an oven for heating the shielded room after shielding the cooking chamber, and a microwave oven for shielding the cooking chamber and then irradiating high frequency waves to the shielded room The open type cooking device is divided into a cooktop and a hop, which cook food or food by heating the container containing the food in an open space.

The closed type cooking device is provided with a door for shielding the opened front face of the cooking chamber which provides a food cooking space, and the door is selectively rotated or slid to open and close the cooking chamber.

In recent years, in order to allow more diverse dishes and large-capacity cooking, hot air is added to the inside of the cooking chamber to shorten the cooking time of the food, and a grill function capable of grilling the grill is added, and various additional functions are added.

The microwave oven, which is a closed type cooking device, is capable of uniformly cooking food having various sizes and shapes due to easy temperature control and simultaneous heat generation at each part of the food. Because of various advantages such as saving cooking time and convenience of operation It is widely used in general households.

Oven, which is a closed type cooking device, is one of the cooking devices widely used in recent years because it has a wide space for cooking food, an advantage of cooking a large quantity of food with various functions, and an advantage of cooking various foods.

In this closed type cooking apparatus, a rack for supporting food is provided in the cooking chamber. Grooves are formed on the inner side of the cooking chamber to support the left and right ends of the rack, A container containing food or food is supported.

The present invention proposes a cooking appliance provided with a buffer member for preventing breakage of the internal space of the cooking chamber.

According to the cooking apparatus of the present invention configured as described above, the impact of the grooves by the support members is relieved, thereby preventing the enamel from being damaged on the inner surface of the cooking chamber.

As described above, since the breakage of the enamel coated on the inner surface of the cooking chamber is prevented, the service cost for the product is reduced and the reliability of the product is improved.

In addition, since damage to the enamel on the inner surface of the cooking chamber is prevented, the emotional complaint of the user can be solved, and the satisfaction of the user can be expected to be improved by solving the emotional complaint.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a cooking apparatus according to the present invention will be described in detail with reference to the accompanying drawings.

It is to be understood, however, that the scope of the present invention is not limited by the embodiments described below, and those skilled in the art of the present invention, other than the scope of the present invention, Change, deletion, or the like of the present invention. It will also be included in the spirit of the present invention.

Hereinafter, for convenience of explanation, the cooking appliance according to the present invention has been described as an electric oven by way of examples, but the present invention is not limited to this, and it is disclosed beforehand that the present invention can be applied to all cooking devices using a hinge device .

In addition, the terms used in the present specification or claims should be interpreted appropriately in accordance with the technical idea of the present invention when grasping the technical contents of the present invention.

FIG. 1 is a perspective view showing the external appearance of a cooking apparatus according to an embodiment of the present invention.

Referring to the accompanying drawings, a cooking apparatus according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. Referring to FIG. 1, a cooking apparatus according to an embodiment of the present invention includes a main body 100, The branches are formed in a rectangular parallelepiped form.

The outer surface of the main body 100 is made of a material having a certain strength to protect a large number of parts mounted on the inner space of the main body 100, thereby protecting a large number of parts from external impacts. On both sides of the main body 100, a handle for carrying the product is provided, and a wheel for facilitating the movement of the product is mounted on the bottom surface.

The main body 100 is provided with a top burner unit 200 for cooking food in an open space to allow various types of cooking and an oven unit 400 for cooking food in a closed space.

The top burner unit 200 is installed at an upper end of the main body 100 and directly cooks food or food placed on the upper surface of the container. The top burner unit 200 includes a plate 220 supporting a container containing food or food to be cooked while forming an upper surface appearance, and a top burner 210 positioned below the plate 220 .

That is, the top burner unit 200 is shielded from the top surface by the plate 220 forming the upper surface appearance, and the side surface is shielded by the main body 100, thereby forming a certain degree of internal space. The inner space is provided with a top burner 210 for heating the food placed on the upper side of the plate 220 or the container containing the food.

A boundary line for allowing the user to recognize a portion heated by the top burner 210 is shown on the plate 220. When the user places a container containing food or food on the upper side of the boundary line, The lower side of the container containing the food or the food is directly heated by the heat emitted from the burner 210 to cook the food.

A plurality of the top burners 210 having various sizes may be mounted on the top burner unit 200 to heat a container containing food or food of various sizes.

The plate 220 is in the form of a rectangular plate having a predetermined thickness, and the upper region of the portion where the top burner 210 is positioned passes through heat emitted from the top burner 210, And the other portion is formed so as not to allow the heat emitted from the top burner 210 to pass in consideration of the safety of the user.

A control unit 300 is installed at the rear end of the top burner unit 200. The control unit 300 controls the top burner unit 200 and the oven unit 400 so as to protrude upward from the rear end of the top burner unit 200. Of course, the control unit 300 may be installed on the front surface of the top burner unit 200, and the plate 220 may be formed of dpo.

The control unit 300 is formed as a rectangular plate which is long in the horizontal direction and a display 310 is provided at the center of the front surface to display usage information or operation status of the main body 100, And an operation unit 320 formed of a plurality of buttons or dial knobs for operating the top burner unit 200 and the oven unit 400 on both sides. The operation unit 320 may be operated by a touch glass method or may be a button type.

An oven part 400 for heating the space in which the food is placed and cooking food in the closed space is installed on the lower side of the top burner part 200. The oven part 400 includes a first oven part 500 positioned on the upper side and a second oven part 600 located on the lower side of the first oven part 500.

The first oven part 500 and the second oven part 600 are similar to each other in that the food is cooked by heating the enclosed space after sealing the space in which the food is placed, A first cooking chamber 510, which is located in an inner space of the first oven 600 and provides a cooking space for food, is disposed in an inner space of the second oven 600, 610 so that the user can select and use the first oven 500 and the second oven 600 according to the size and type of food to be cooked.

Hereinafter, the first oven will be described as an example.

The first cooking chamber 510 of the first oven 500 is formed in a rectangular box shape having a predetermined thickness and opened at its front side. When the user opens the inside of the first cooking chamber 510 through the opened front face, It is possible to store a container containing food or food to be cooked as a space.

A first door 520 for selectively opening and closing the opened front face of the first cooking chamber 510 is mounted on a front surface of the first oven 500, A first handle 522 which can be grasped to rotate the first door 520 is provided so as to protrude forward.

The first door 520 is provided at a central portion thereof with a window for checking the internal space of the first cooking chamber 510 without checking the user's first door 520, (Not shown).

The first door 520 is formed in the shape of a rectangular plate having a certain thickness as a whole and is rotatably mounted on the front surface of the main body 100 so that the opened front face of the first cooking chamber 510 can be selectively rotated As shown in Fig.

A support member 700 for supporting the food or beverage to be cooked is disposed in the inner space of the first cooking chamber 510. The support member 700 supports the food to be cooked It is possible to adjust the position while positioning it in the inner space of the first cooking chamber 510.

Grooves 530 for supporting the support member 700 are formed on both sides of the inner space of the first cooking chamber 510. The grooves 530 are formed by forming both sides of the first cooking chamber 510 in the direction of the inner space. The support member 700 is supported on the upper surface of the groove 530, 1 can be supported in the internal space of the cooking chamber 510.

The groove 530 is formed with an upper surface having a predetermined area. On the upper surface of the groove 530, both sides of the support member 700 are supported. A container containing food or food to be cooked is supported on the support member 700 The food can be placed in the inner space of the first cooking chamber 510 by supporting the container containing the food or the food to be cooked while being supported.

In addition, the groove 530 is formed so that a part of the front part protrudes downward, and a part of the supporting member 700 is hooked on the protruding part to prevent the supporting member 700 from coming off.

That is, when the user pulls the support member 700 into the outer space of the first cooking chamber 510, the support member 700 is pulled out and the front part is moved downward by the weight of the self- Tilted. The rear half of the support member 700 is inclined downward and the rear half of the support member 700 is engaged with the protruding portion of the groove 530 by the inclination, It is prevented that the cooking chamber 510 completely deviates from the outer space of the cooking chamber 510, thereby improving the ease of use and safety.

Hereinafter, a supporting member of the cooking apparatus in which the embodiment according to the present invention is employed will be described with reference to FIGS. 2 and 3. FIG. FIG. 2 is a partial perspective view illustrating a state in which a part of a support member of a cooking apparatus is taken out, in which an embodiment according to the present invention is adopted. FIG. 3 is a perspective view showing the structure of a support member of a cooking device employing an embodiment of the present invention A schematic exploded perspective view is shown.

The support member 700 includes a mounting portion 710 mounted on both sides of the first cooking chamber 510 while being supported by the groove 530, 510 and a guide part 750 for guiding smooth entry / exit of the entrance / exit part 740. The guiding part 750 guides the entrance /

The mounting portion 710 includes a plurality of frames to be mounted while being supported by the grooves 530. The mounting portion 710 includes a mounting frame 720 mounted on the groove 530 while being supported by the groove 530, And a connection frame 730 connecting the connection frame 730 and the connection frame 730.

The mounting frame 720 is circular in cross section and has a predetermined diameter and is formed long in the front and rear direction of the first cooking chamber 510. The mounting frame 720 is formed in the front of the first cooking chamber 510, And a right frame 724 supported by a groove 530 formed on a right side surface of the inner space of the first cooking cavity 510. The left frame 722 is supported by the groove 530 formed on the surface of the first cooking chamber 510. [

The left frame 722 and the right frame 724 are connected by a connecting frame 730. The connecting frame 730 is connected to the front end of the left frame 722 and the front end of the right frame 724 while connecting the longitudinal center portion of the left frame 722 and the longitudinal center portion of the right frame 724 And are connected to each other by connecting the longitudinal rear end of the left frame 722 and the longitudinal rear end of the right frame 724 to each other.

The connection frame 730 is formed in a substantially "U" shape when seen from the front, and forms a certain space. That is, the left frame 722 and the right frame 724 are positioned to be supported on the upper surface of the groove 530, and the connection frame 730 is connected to the first cooking chamber 510, and then bent and extended to a certain extent downward to be folded back toward the inner space of the first cooking chamber 510 and connected to the right frame 724. .

The connection frame 730, which is bent toward the inner space of the first cooking chamber 510, is bent upward while being separated from the front end of the right frame 724 by a predetermined distance, And is fastened to the front end of the right frame 724 while being folded toward the outer space of the first cooking chamber 510 at the same height as the right cooking cavity.

The connection frame 730 positioned at the longitudinal center portion and the rear end portion of the left frame 722 and the right frame 724 is formed to have the same shape so that the left frame 722 and the right frame 724 So that they are connected to each other. When the connection frame 730 is formed to connect the left frame 722 and the right frame 724 to each other, the connection frame 730 is formed to cross the inner space of the first cooking chamber 510 from the front .

The left frame 722 and the right frame 724 and the connection frame 730 may be integrally formed with each other by welding or the like. It would also be possible to combine them.

At this time, when viewed from the front of the first cooking chamber 510, the left end portion of the connection frame 730 is formed to have a substantially "┓" shape, and the right end portion thereof has a "substantially" The mounting portion 710 is supported on the upper surface of the groove 530 by the portion of the connection frame 730 bent in the outward direction of the first cooking chamber 510 at the upper end.

When the connection frame 730 fastened to the left frame 722 and the right frame 724 is bent downward and extended to cross the inner space of the first cooking chamber 510, And a part of the guide portion 750 is mounted at a portion bent and extended downward.

An upper portion of the connecting frame 730 that crosses the inner space of the first cooking chamber 510 in the left and right direction is provided with an access portion 740 for entering and exiting the front face of the first cooking chamber 510 do.

The access portion 740 is formed in the form of a rectangular plate as a whole when viewed from above, and is formed in a grill shape having a certain area by being bent and / or connected by a plurality of frames. On the upper side thereof, The container containing the food is placed, and the container containing the food or the food is supported.

The guide unit 750 includes a first guide unit 760 mounted on the mounting unit 710 and a second guide unit 770 mounted on the door unit 740, The second guide portion 770 is mounted on both side surfaces of the entrance portion 740 and is fastened to each other so that the second guide portion 770 is fastened to both sides of the connection frame 730, The guide portion 760 guides the movement of the access portion 740 when the access portion 740 is slid with respect to the guide portion 760 and enters and exits the first cooking chamber 510.

The first door 520 is rotated in the second guide part 770 in a state where the door 740 is drawn out from the inner space of the first cooking chamber 510 to the outer space, When the second guide portion 770 is drawn into the inner space of the first cooking chamber 510 to shield the inner space of the first cooking chamber 510 and the second cooking chamber 710, the second guide portion 770 is interposed between the groove 530 and the second guide portion 770, A buffer member 780 is provided.

The second guide portion 770 is formed to have a rectangular parallelepiped shape having a certain degree of internal space, and the front and rear surfaces of the first cooking chamber 510 are open. That is, the second guide portion 770, which is mounted on the left end portion of the entry / exit portion 740 when viewed from the front, has a left side and a rear side opened and is mounted on the right end portion of the entry / The second guide portion 770 is formed in a state in which the right side and the rear side are opened.

The first guide portion 760 is formed to have a rectangular parallelepiped shape having a certain degree of internal space and a surface facing the inner space direction of the first cooking chamber 510 is opened. That is, the first guide portion 760, which is mounted on the left end portion of the mounting portion 710 when seen from the front, is formed with the right side open, and the first guide portion 760, which is mounted on the right end portion of the mounting portion 710, The left side surface 760 is left open.

When the access portion 740 is positioned in the inner space of the first cooking chamber 510, the second guide portion 770 is accommodated in the inner space of the first guide portion 760. At this time, when the user opens the front surface of the first cooking chamber 510 while rotating the first door 520 and then pulls out the entrance portion 740 forward, the first guide portion 760 guides the second door The slider 770 is guided.

When the second guide portion 770 is moved forward while being guided by the first guide portion 760, the inlet portion 740 is positioned in the outer space of the first cooking chamber 510, 740 may be exposed to the outer space of the first cooking chamber 510 to allow the user to take out the cooked food from the first cooking chamber 510. [

After the cooked food is taken out from the first cooking chamber 510, the user again pushes the cooking chamber 740 backward to enter the inner space of the first cooking chamber 510. At this time, the second guide portion 770 is guided along the first guide portion 760 and slides rearward. While the first guide portion 760 is inserted into the inner space of the second guide portion 770 The access portion 740 is slid.

A roller or a concrete bearing such as a bearing is interposed between the first guide portion 760 and the second guide portion 770 to smooth the sliding of the seventh guide portion 770 It is also possible to configure it.

The inner space of the second guide portion 770 is formed to be larger than the outer shape of the first guide portion 760 so that the second guide portion 770 is guided by the first guide portion 760 and smoothly slides .

4 to 7 are side sectional views showing a state in which a support member is drawn into a cooking cavity of a cooking device according to an embodiment of the present invention. There is shown a partially enlarged side view showing a cushioning member in a state where a supporting member is drawn into a cooking chamber of a cooking appliance according to an embodiment.

6 is an enlarged side sectional view showing a buffer member of a cooking appliance in which another embodiment of the cooking apparatus according to the embodiment of the present invention is adopted. A side view showing a part is shown.

When the first guide portion 760 is positioned in the inner space of the first cooking chamber 510 while accommodating the second guide portion 770 in the inner space of the second guide portion 770, A second guide portion 770 is interposed between the second guide portion 770 and the groove 530 between the rear surface of the portion forming the front surface of the second guide portion 770 and the front surface of the groove 530, A buffer member 780 is provided to prevent the groove 530 from directly contacting.

The buffer member 780 may be formed of a material having a certain degree of self-elasticity and may be formed to perform a buffering function by its own elasticity, and may be formed to perform a buffer function by its shape.

The buffer member 780 rotates the first door 520 to open the first cooking chamber 510 and then draws the inlet and the outlet 740 into the inner space of the first cooking chamber 510 The second guiding portion 770 is positioned between the second guiding portion 770 and the groove 530 to prevent the second guiding portion 770 from contacting the groove 530, It is possible to prevent breakage of the battery.

In detail, when the user rotates the first door 520 and shields the first cooking chamber 510, the user slides the inlet / outlet part 740 rearward to open the inside of the first cooking chamber 510 Thereby allowing the access portion 740 to be positioned in the inner space of the first cooking chamber 510.

At this time, the access portion 740 slides rearward and is prevented from contacting with the groove 530 by the buffer member 780, thereby preventing damage to the groove 530 due to movement of the access portion 740 . That is, when the user places the entry / exit portion 740 in the inner space of the first cooking chamber 510 by locating the buffer member 780 between the second guide portion 770 and the groove 530, The buffering member 780 is interposed between the first guide portion 760 and the groove 530 so that the second guide portion 770 can not contact the groove 530 due to the self-elasticity of the buffer member 780 The impact transmitted to the groove 530 is minimized.

The buffer member 780 may be formed of various materials, or may be formed in various shapes. That is, the cushioning member 780 may have a certain thickness so that the cushioning member 780 has its own elasticity, and the function of the cushioning member 780 can be performed by the elasticity of the portion where the rectangular plate- .

Of course, it may be in the form of a coil spring, in the form of a leaf spring, may be made of a rubber material having self-elasticity, or may be made of a material having self-elasticity such as a sponge will be.

Hereinafter, the buffer member 780 having a plurality of bends will be described as an example.

Referring to FIG. 7, the buffer member 780 is formed to have a predetermined thickness and a rectangular plate shape in the transverse direction. The buffer member 780 is positioned so that one end thereof is located on the lower side, As shown in Fig. Bent to the right, then formed to have a certain length to the right, and then bent downward at the right end.

When the right end portion of the cushioning member 780 is bent upward again in a state where it is bent to the right by a predetermined length, the other end portion of the cushioning member 780 is bent Are formed to face upward.

That is, when the buffer member 780 is viewed from the side, the buffer member 780 is extended upward from the lower end, then the upper end is bent to the right in the direction in which the groove 530 is formed, then extended to have a certain length, Respectively. As shown in the figure, it is formed to have a substantially "∩" shape, and the lower end thereof is bent to the groove 530 and extends to have a certain length.

Is extended to have a certain length in the direction of the groove 530, and then bent upward at the right end so as to have a substantially "U" shape in the drawing.

As shown in the figure, the buffer member 780 is composed of a front half portion formed in the shape of "∩" as a whole and a rear half portion formed in the shape of "∪" as a whole, And the rear half of the rear portion is fixed to the inner space of the first cooking chamber 510 by the self elasticity of the buffer member 780 while being in contact with the front surface of the groove 530. [ The impact that the second guide portion 770 applies to the groove 530 is minimized.

Of course, the buffer member 780 may be formed of a material such as rubber or sponge having a certain degree of self-elasticity, and may be formed in the form of a coil spring to perform a buffer function. It is also possible to minimize the impact of the groove 530 by joining the cushioning member 780 made of other material to the portion of the plate 530 which is in contact with the groove 530, will be.

The cushioning member 780 may be formed by combining other cushioning members 780 of different materials so as to mitigate the impact of the groove 530. The cushioning member 780 may be formed of one material having self- It is also possible to form the groove 530 to mitigate the impact of the groove 530 by its own elasticity and to absorb the impact of the groove 530 due to the coupling of other buffer members 780 of different materials having self-elasticity It will be possible.

For example, the cushioning member 530 may be made of iron or the like, which is a material having little elasticity, and may be bent by a large number of the cushioning member 530 so as to have elasticity, thereby relieving the impact of the groove 530, It is possible to mitigate the impact of the groove 530 by self-elasticity while being formed of a material such as rubber or the like having a large self-elasticity, and a material having less self-elasticity and a material having greater self- It is also possible to mitigate the impact of the shock.

The mounting portion 710 may be installed to surround the rear end of the groove 530 formed on the inner surface of the first cooking chamber 510 to support the supporting member 700 by the groove 530 do.

The cushioning member 780 may be further provided on the mounting portion 710 in contact with the groove 530 when the mounting portion 710 is mounted while covering the rear end of the groove 530. [

A material having a large self-elasticity is provided on the mounting portion 710 so that the mounting portion 710 and the groove 530 are not in contact with the rear end of the mounting portion 710 in contact with the groove 530, It is possible to prevent damage to the enamel on the grooves 530 formed in the first cooking chamber 510 by the first and second cooking chambers 780.

The cushioning member 780 provided on the second guide portion 770 and the cushioning member 780 provided on the mounting portion 710 may be provided to have elasticity of different sizes, It is also possible to arrange so as to have the elasticity of the cushioning member and to provide the cushioning function by different methods.

That is, the cushioning member 780 provided on the second guide unit 770 is formed to have elasticity by its shape to mitigate the impact of the groove 530, and the cushioning member 780, The buffer 780 may be formed so as to mitigate the impact of the groove 530 while having its own elasticity and by using the same material for the second guide portion 770 and the mounting portion 710, It is also possible to reduce the impact of the grooves 530 by the grooves.

Due to such an effect, the cooking device according to the present invention is highly likely to be used in the cooking appliance industry.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing the external appearance of a cooking apparatus according to an embodiment of the present invention; Fig.

FIG. 2 is a partial perspective view showing a state in which a part of a support member of a cooking apparatus adopting an embodiment of the present invention is drawn out. FIG.

FIG. 3 is a schematic exploded perspective view showing the structure of a support member of a cooking appliance in which an embodiment of the present invention is adopted. FIG.

FIG. 4 is a side sectional view showing a state in which a support member is drawn into a cooking chamber interior space of a cooking device according to an embodiment of the present invention; FIG.

FIG. 5 is a partially enlarged side view showing a cushioning member in a state where a support member is drawn into a cooking chamber of a cooking device according to an embodiment of the present invention; FIG.

FIG. 6 is an enlarged side sectional view showing a buffer member of a cooking apparatus employing another embodiment of the cooking apparatus according to the embodiment of the present invention; FIG.

FIG. 7 is a side view showing a part of a rear half of a cooking chamber of a cooking device according to an embodiment of the present invention. FIG.

Description of the Related Art [0002]

100. Main body 200. Top burner part

210. Top burner 220. Plate

300. Control 310. Display

320. Operating section 400. Oven section

500. A first oven unit 510. A first cooking chamber

520. First door 522. First handle

524. A viewing window 600. A second oven

700. Supporting member 710. Mounting portion

720. Mounting frame 722. Left frame

724. Right frame 730. Connection frame

740. Access section 750. Information section

760. First guide part 770. Second guide part

780. Buffer member

Claims

A cooking chamber for providing a cooking space for food;

A groove formed on both inner sides of the cooking chamber and having an enamel;

A mounting portion supported by the groove;

An inlet and an outlet which can be drawn out from the cooking chamber;

A guide portion connecting the mounting portion with the access portion and guiding the access of the access portion; And

And a cushioning member for preventing the entrance and exit portions from colliding with the groove and damaging the enamel in the course of the entrance and exit of the entrance and exit portions into the cooking chamber.

delete

The method according to claim 1,

Wherein the buffer member is formed of a member having self-elasticity.

The method according to claim 1,

The guide portion

A first guide portion connected to the mounting portion,

And a second guide portion connected to the access portion,

Wherein the buffer member is provided in the second guide portion.

The method according to claim 1,

Wherein the buffer member is a plate spring.

The method according to claim 1,

Wherein the buffer member is formed of a rubber member.

The method according to claim 1,

Wherein a portion of the buffer member contacting the front surface of the groove has a shape corresponding to a shape of the front surface of the groove.

The method according to claim 1,

Wherein the buffer member is made of at least two different materials.

5. The method of claim 4,

Wherein the cushioning member is provided in the second guide portion contacting the front and back surfaces of the groove.

5. The method of claim 4,

Wherein the buffer member is detachably attached to the second guide portion.