JP4809280B2 - Cooker - Google Patents

Description

  The present invention relates to a heating cooker that performs cooking by placing an object to be heated in a heating chamber.

  A conventional cooking device equipped with a heating chamber places an object to be heated on the bottom wall of the heating chamber and cooks it with a magnetron or the like. Generally, the heating chamber has a high heating capacity at the center, and a marking indicating the installation position of the object to be heated by the user is provided at the center of the bottom wall of the heating chamber.

  FIG. 12 is a plan view showing the bottom wall of the heating chamber. First and second markings 19 and 29 are drawn on the bottom wall 2a of the heating chamber 2 (see FIG. 13). The first marking 11 is composed of a circular line drawing, and the center of the circle coincides with the center of the heating chamber 2 to indicate the central region 10 of the heating chamber 2. The second marking 29 consists of a circular line drawing concentric with the first marking 11 and shows a wide wide area 20 including the central area 10.

  FIG. 13 shows a schematic side view of the heating chamber 2. In the drawing, the right side shows the opening side of the heating chamber 2, and D10 and D20 show the ranges of the central region 10 and the wide region 20, respectively. A heated object W1 such as a cup having a diameter smaller than that of the first marking 11 is installed in the center of the heating chamber 2 with the first marking 11 as a mark.

  Similarly, the article to be heated W2 larger than the first marking 11 is placed on the bottom wall 2a with the second marking 29 as a mark. Thereby, the to-be-heated material W2 can be installed in the center of the heating chamber 2, and efficient cooking can be performed.

JP 2000-145180 A (3rd page-4th page, Fig. 2)

  However, according to the conventional cooking device, it is difficult to arrange the heated object W2 in the center of the heating chamber 2 in the case of a large heated object W2 such as a dinner plate as shown in FIG. That is, since the user views the object to be heated W2 from obliquely above, the front part of the second marking 29 can be visually recognized even if the object to be heated W2 is approximately the same as or slightly larger than the second marking 29. On the other hand, the rear portion of the second marking 29 cannot be visually recognized because it is blocked by the heated object W2 even if the heated object W2 is smaller than the second marking 29.

  For this reason, a user positions the to-be-heated object W2 seeing the front part of the 2nd marking 29 and the outer periphery of the front part of the to-be-heated object W2 from diagonally upward direction. When the object to be heated W2 is placed from directly above, it can be positioned accurately, but the dish of the object to be heated W2 is curved and has a certain thickness, and there is a case where a thread tail is provided at the bottom of the dish.

  If the second marking 29 and the outer periphery of the object to be heated W2 are aligned with each other when viewed obliquely from above, the object to be heated W2 tends to be shifted to the front due to the illusion of the eye due to the thickness of the dish or the height component such as the thread end. was there. For this reason, when the large heated object W2 is cooked, there is a problem that the heated object W2 is placed slightly off the heating center and a desired finished state cannot be obtained.

  An object of this invention is to provide the heating cooker which can arrange | position correctly, without shifting | deviating from the center of a heating chamber with high heating efficiency, even if it is a big to-be-heated object, and can perform favorable cooking.

  In order to achieve the above object, the present invention provides a cooking device for performing cooking by placing an object to be heated on a placing portion provided in a heating chamber that opens and closes a front surface, wherein the placing portion is the heating chamber. A substantially circular first marking indicating the central area of the first marking and a second marking that surrounds the outside of the first marking and that forms a substantially arcuate arcuate portion having a central angle of 180 ° or more in front of the first marking on the surface And the center of the arcuate portion is arranged rearward with respect to the center of the first marking.

  According to this configuration, the center portion is indicated by the substantially circular first marking on the mounting portion in the heating chamber, and the second marking that forms the substantially arc-shaped portion is provided outside the first marking. The first and second markings may be line drawings or pattern boundaries. Moreover, you may represent a center area | region and an arc-shaped part with the envelope of 1st, 2nd marking. An object to be heated that is smaller than the central region is placed in the central region of the heating chamber with the first marking as a mark. An object to be heated larger than the central region is installed in the heating chamber with the second marking as a mark. At this time, the center of the arc-shaped portion of the second marking is arranged behind the center of the first marking. The user visually recognizes the arcuate portion and positions the object to be heated.

  Further, the present invention is characterized in that, in the cooking device having the above-described configuration, the second marking or the envelope of the second marking is formed in a circular shape.

  Further, the present invention provides a cooking device for performing cooking by placing an object to be heated on a placing portion provided in a heating chamber that opens and closes a front surface, wherein the placing portion indicates a central region of the heating chamber. A first marking and a second marking surrounding the outside of the first marking on the surface, the second marking or the envelope of the second marking makes a wide area visible at least forward and left and right of the central area, and the heating The width of the wide area on the right side and the left side from the center of the chamber is larger than the width of the wide area on the front side.

  According to this configuration, a central area is indicated by the first marking on the placement portion in the heating chamber, and a wide area wider than the central area is indicated forward, left, and right by the second marking. The first and second markings may be circular or rectangular line drawings, or may be symbol boundaries. Moreover, you may represent a center area | region and a wide area | region by the envelope of 1st, 2nd marking. An object to be heated that is smaller than the central region is placed in the central region of the heating chamber with the first marking as a mark. An object to be heated larger than the central region is installed in the heating chamber with the second marking as a mark. At this time, the wide area represented on the placement portion by the second marking has a width in front of the center of the heating chamber that is narrower than the width on the right side and the left side. The user visually recognizes the wide area and positions the left and right direction and the front and rear direction of the object to be heated.

  Moreover, this invention has the circular arc by which the envelope of a 2nd marking or a 2nd marking is distribute | arranged ahead of a 1st marking in the heating cooker of the said structure, The center of this circular arc is rather than the center of the said heating chamber. It is characterized by being arranged in the rear. According to this configuration, the wide area represented by the second marking is formed in, for example, a circle, an ellipse, a semicircle, a fan shape, or the like.

  Further, the present invention is characterized in that, in the cooking device having the above-described configuration, the second marking or the envelope of the second marking is formed in a circular shape.

  Further, the present invention is characterized in that, in the cooking device having the above configuration, the first marking or the envelope of the first marking is formed in a circular shape.

  Moreover, the present invention is characterized in that, in the heating cooker having the above-described configuration, the first and second markings are made of lines drawn on the mounting portion, and the first marking is thicker than the second marking.

  Further, the present invention is characterized in that, in the cooking device having the above-described configuration, the second marking is composed of a boundary of a pattern drawn on the mounting portion. According to this configuration, different symbols are drawn on the inner side and the outer side with the second marking of the placement portion as a boundary. Alternatively, the pattern may be drawn only on one of the inside and the outside with the second marking as a boundary.

  According to the present invention, in the cooking device configured as described above, the placement unit is formed of a bottom wall of the heating chamber.

  According to the present invention, in the heating cooker having the above-described configuration, the placement unit includes a non-rotating tray disposed in the heating chamber.

  According to the present invention, the substantially circular arc-shaped portion is formed by the second marking surrounding the outer side of the substantially circular first marking indicating the central region of the heating chamber, and the center of the arc-shaped portion is more than the center of the first marking. Since it arrange | positions back, even if it arrange | positions a big to-be-heated object so that the front part inside a 2nd marking may be hidden, the center of a to-be-heated object can be arrange | positioned in the approximate center of a heating chamber. Therefore, it is possible to accurately arrange a large object to be heated without deviating from the center of the heating chamber having high heating efficiency.

  According to the present invention, since the second marking or the envelope of the second marking is formed in a circular shape, a large tableware such as a circular dish with a large amount of use can be easily positioned at the center of the heating chamber.

  Further, according to the present invention, a wide area wider than the central area is formed by the second marking surrounding the outside of the first marking indicating the central area of the heating chamber. Therefore, even if a large object to be heated is arranged so that the front part of the large area is hidden, the center of the object to be heated can be arranged at the approximate center of the heating chamber. Therefore, it is possible to accurately arrange a large object to be heated without deviating from the center of the heating chamber having high heating efficiency.

  Further, according to the present invention, the second marking or the envelope of the second marking has an arc arranged in front of the first marking, and the center of the arc is arranged behind the center of the heating chamber. The width of the wide area on the right and left sides from the center of the chamber can be easily made larger than the width of the wide area on the front side.

  According to the present invention, since the first marking or the envelope of the first marking is formed in a circular shape, a small tableware such as a circular cup with a large amount of use can be easily positioned at the center of the heating chamber.

  Further, according to the present invention, the first and second markings are made of lines drawn on the placing portion, so that the central region and the wide region can be easily formed. Moreover, since the 1st marking was thicker than the 2nd marking, the misidentification of the center of a heating chamber can be prevented.

  Further, according to the present invention, since the second marking is composed of the boundary of the pattern drawn on the placing portion, a wide area can be easily formed.

  Embodiments of the present invention will be described below with reference to the drawings. For convenience of explanation, the same reference numerals are assigned to the same parts as those in the conventional example shown in FIGS. FIG. 1 is a perspective view showing a heating cooker according to the first embodiment. The cooking device 1 can open and close the front surface of the heating chamber 2 (see FIG. 2) by a door 3. An operation panel 4 is disposed on one side of the heating cooker 1.

  FIG. 2 is a front view showing a state where the door 3 of the heating cooker 1 is opened. The heating chamber 2 is formed in a substantially rectangular parallelepiped that opens forward, and opens and closes the door 3 to store an object to be heated. On the bottom wall 2a of the heating chamber 2, first and second markings 11 and 12 serving as marks for placing an object to be heated are drawn. A magnetron (not shown) is arranged behind the back wall 2 b of the heating chamber 4. A high frequency generated by the magnetron is released into the heating chamber 2 through the opening 5 provided in the back wall 2b, and the object to be heated is cooked.

  FIG. 3 shows a plan view of the bottom wall 2 a of the heating chamber 2. The first marking 11 drawn on the bottom wall 2 a is a circular line drawing having a diameter of about 8 cm, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. The second marking 21 is composed of a circular line drawing having a diameter of about 23 cm surrounding the first marking 11, and represents a wide circular wide area 20 on the front, rear, left and right of the central area 10. The first marking 11 is drawn with a thicker line than the second marking 21. The second marking 21 forms an arcuate portion 21 a having a central angle of 180 ° or more in front of the first marking 11.

  The center of the second marking 21 is arranged behind the center of the first marking 11 by a distance d (for example, 8 mm). Thereby, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 on the front side from the center of the heating chamber 2. .

  FIG. 4 shows a schematic side view of the heating chamber 2. In the drawing, the right side shows the opening side of the heating chamber 2, and D10 and D20 show the ranges of the central region 10 and the wide region 20, respectively. A heated object W1 such as a cup having a diameter smaller than that of the first marking 11 is installed in the center of the heating chamber 2 with the first marking 11 as a mark. A teacup or the like in which the diameter of the yarn bottom is smaller than that of the first marking 11 and the yarn bottom can be seen obliquely from above is similarly installed with the first marking 11 as a mark.

  An object to be heated W2 larger than the central region 10 such as a dinner plate is placed on the bottom wall 2a with the second marking 21 as a mark. At this time, since the user views the object to be heated W2 from obliquely above, the second marking 21 on the near side can be visually recognized even if the object to be heated W2 is approximately the same as or slightly larger than the second marking 21. On the other hand, even if the heated object W2 is smaller than the second marking 21, the second marking 21 on the back side is blocked by the heated object W2 and cannot be visually recognized.

  For this reason, the user visually recognizes the wide area 20 and positions the left and right and front ends of the object to be heated W2. At this time, the object to be heated W2 tends to be arranged in front of the front part of the second marking 21 so that the front part of the second marking 21 is hidden, and the object to be heated W2 is displaced forward from the center C2 of the second marking 2. Thereby, the center of the article to be heated W <b> 2 is arranged at the approximate center C of the heating chamber 2. Therefore, the article to be heated W2 can be easily installed in the center of the heating chamber 2.

  Next, FIG. 5 is a plan view showing a part of the bottom wall of the heating chamber in the cooking device of the second embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. The first marking 11 drawn on the bottom wall 2a is composed of a circular line drawing having a diameter of about 8 cm as in the first embodiment, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. .

  The second marking 22 consists of the inner edge of the satin pattern 12 drawn on the periphery of the bottom wall 2a. That is, the second marking 22 is formed in a circular shape having a diameter of about 23 cm surrounding the first marking 11 by the boundary of the pattern 12. A symbol different from the symbol 12 may be drawn inside the second marking 22. The second marking 22 makes it possible to visually recognize a wide, wide circular area 20 on the front, rear, left and right sides of the central area 10. Further, the second marking 22 forms an arcuate portion 22 a having a central angle of 180 ° or more in front of the first marking 11.

  The center of the second marking 22 is arranged behind the center of the first marking 11 by a distance d (for example, 8 mm). Thereby, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 on the front side from the center of the heating chamber 2. . Therefore, as in the first embodiment, a large object to be heated W2 (see FIG. 4) such as a dinner plate can be easily installed in the center of the heating chamber 2.

  Next, FIG. 6 is a top view which shows the bottom wall of the heating chamber in the heating cooker of 3rd Embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. The first marking 11 drawn on the bottom wall 2a is composed of a circular line drawing having a diameter of about 8 cm as in the first embodiment, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. .

  The second marking 23 is composed of an inner boundary of the pattern 13 drawn on the peripheral portion of the bottom wall 2 a, and an envelope 23 b of the second marking 23 is formed in a circular shape having a diameter of about 23 cm surrounding the first marking 11. A symbol different from the symbol 13 may be drawn inside the second marking 23. The wide area 20 can be visually recognized by the second marking 23 on the front, rear, left and right sides of the central area 10. The wide area 20 is recognized as a substantially circular shape by the envelope 23 b of the second marking 23. Further, the second marking 23 forms a substantially arcuate arcuate portion 23 a having a central angle of 180 ° or more in front of the first marking 11.

  The center of the envelope 23b of the second marking 22 is arranged behind the center of the first marking 11 by a distance d (for example, 8 mm). Thereby, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 on the front side from the center of the heating chamber 2. . Therefore, as in the first embodiment, a large object to be heated W2 (see FIG. 4) such as a dinner plate can be easily installed in the center of the heating chamber 2.

  Next, FIG. 7 is a top view which shows the bottom wall of the heating chamber in the heating cooker of 4th Embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. The first marking 11 drawn on the bottom wall 2a is composed of a circular line drawing having a diameter of about 8 cm as in the first embodiment, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. .

  The second marking 24 is composed of an oval line drawing surrounding the first marking 11. The front portion and the rear portion of the second marking 24 are formed of arc-shaped arc portions 24a and 24b having a radius of about 11.5 cm and a central angle of 180 °, and the arc-shaped portions 24a and 24b are connected by a straight line. The second marking 24 represents a wide area 20 having a wide oval shape (long hole shape) on the front, rear, left and right sides of the central area 10. Further, the first marking 11 is drawn with a thicker line than the second marking 24.

  The center of the arcuate portion 24a at the front portion of the second marking 24 is disposed behind the center of the first marking 11 by a distance d (for example, 8 mm). Thereby, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 on the front side from the center of the heating chamber 2. . The second marking 24 may be formed by the boundary of the design, and the oval wide region 20 may be formed by the envelope of the second marking 24.

  When installing a large object to be heated W2 (see FIG. 4) such as a dinner plate, the rear arc 24b is hidden by the object to be heated W2. For this reason, the left and right sides and the front end of the object to be heated W2 are positioned by the front arcuate portion 24a. Therefore, as in the first embodiment, a large object to be heated W2 can be easily installed in the center of the heating chamber 2.

  Next, FIG. 8 is a top view which shows the bottom wall of the heating chamber in the heating cooker of 5th Embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. The first marking 11 drawn on the bottom wall 2a is composed of a circular line drawing having a diameter of about 8 cm as in the first embodiment, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. .

  The second marking 25 is composed of a line drawing surrounding the first marking 11. The front portion of the second marking 25 is formed of an arcuate portion 25a having a radius of about 11.5 cm and a central angle of 180 °, and the rear portion is formed of a rectangular portion 25b. Further, the first marking 11 is drawn with a thicker line than the second marking 25. The wide area 20 is represented by the second marking 25 on the front, rear, left and right of the central area 10.

  The center of the arc-shaped portion 25 a of the second marking 25 is arranged behind the center of the first marking 11 by a distance d (for example, 8 mm). Thereby, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 on the front side from the center of the heating chamber 2. . The second marking 25 may be formed by a design boundary, or the wide area 20 having a circular front part may be formed by the envelope of the second marking 25.

  When a large object to be heated W2 (see FIG. 4) such as a dinner plate is installed, the rear rectangular portion 25b is hidden by the object to be heated W2. For this reason, the left and right sides and the front end of the object to be heated W2 are positioned by the front arcuate portion 25a. Therefore, as in the first embodiment, a large object to be heated W2 can be easily installed in the center of the heating chamber 2.

  Next, FIG. 9 is a top view which shows the bottom wall of the heating chamber in the heating cooker of 6th Embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. The first marking 11 drawn on the bottom wall 2a is composed of a circular line drawing having a diameter of about 8 cm as in the first embodiment, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. .

  The second marking 26 is a square line drawing having a side of about 23 cm surrounding the first marking 11. Further, the first marking 11 is drawn with a thicker line than the second marking 26. The second marking 26 represents a wide square wide area 20 on the front, rear, left and right sides of the central area 10.

  The center of the second marking 26 is arranged behind the center of the first marking 11 by a distance d (for example, 8 mm). Thereby, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 on the front side from the center of the heating chamber 2. . The second marking 26 may be formed by a design boundary, or the rectangular wide region 20 may be formed by the envelope of the second marking 26.

  When installing a large object to be heated W2 (see FIG. 4) such as a dinner plate, the left and right and front ends of the object to be heated W2 are positioned using the second marking 26 as a square. Therefore, as in the first embodiment, a large object to be heated W2 can be easily installed in the center of the heating chamber 2. In addition, you may make the 2nd marking 26 into the rectangle extended back from the state of FIG.

  Next, FIG. 10 is a top view which shows the bottom wall of the heating chamber in the heating cooker of 7th Embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. The first marking 11 drawn on the bottom wall 2a is composed of a circular line drawing having a diameter of about 8 cm as in the first embodiment, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. .

  The second marking 27 is a line drawing of an arc having a radius of about 11.5 cm and a central angle of 180 ° surrounding the front of the first marking 11. That is, the second marking 27 forms an arcuate arcuate portion. Further, the first marking 11 is drawn with a thicker line than the second marking 27. The second marking 27 represents a wide semicircular wide area 20 (indicated by hatching in the drawing) on the right side, the left side, and the front side of the central area 10. The second marking 27 may be drawn in an arc having a central angle of 180 ° or more, or may be drawn in a semicircle or a fan shape having a central angle of 180 ° or more.

  The center of the second marking 27 is arranged behind the center of the first marking 11 by a distance d (for example, 8 mm). Thereby, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 on the front side from the center of the heating chamber 2. . The second marking 27 may be formed by a design boundary, or an arc may be formed by the envelope of the second marking 27.

  When installing a large object to be heated W2 (see FIG. 4) such as a dinner plate, the left and right and front ends of the object to be heated W2 are positioned using the arc-shaped second marking 27 as a mark. Therefore, as in the first embodiment, a large object to be heated W2 can be easily installed in the center of the heating chamber 2.

  Next, FIG. 11 is a top view which shows the bottom wall of the heating chamber in the heating cooker of 8th Embodiment. For convenience of explanation, the same reference numerals are given to the same parts as those in the first embodiment shown in FIGS. The first marking 11 drawn on the bottom wall 2a is composed of a circular line drawing having a diameter of about 8 cm as in the first embodiment, and the center of the circle coincides with the center of the heating chamber 2 and represents the central region 10 of the heating chamber 2. .

  The second marking 28 is composed of a U-shaped line drawing having a width of about 23 cm surrounding the front of the first marking 11. Further, the first marking 11 is drawn with a thicker line than the second marking 28. The second marking 28 represents a wide rectangular wide area 20 (indicated by hatching in the drawing) on the right side, the left side, and the front side of the central area 10.

  In the second marking 28, the width WR of the wide area 20 on the right side from the center of the heating chamber 2 is equal to the width WL of the wide area 20 on the left side, and is larger than the width D of the wide area 20 ahead from the center of the heating chamber 2. It is formed as follows. The second marking 28 may be formed by a pattern boundary, and the envelope of the second marking may be formed in a U-shape.

  When installing a large object to be heated W2 (see FIG. 4) such as a dinner plate, the left and right and front ends of the object to be heated W2 are positioned using the U-shaped second marking 28 as a mark. Therefore, as in the first embodiment, a large object to be heated W2 can be easily installed in the center of the heating chamber 2.

  According to the first to fifth embodiments and the seventh embodiment, the second markings 21 to 25 and 27 that surround the outer side of the substantially circular first marking 11 indicating the central region 10 of the heating chamber 2 are substantially arc-shaped. The portions 21a to 25a and (27) are formed, and the center of the arc-shaped portions 21a to 25a and (27) is arranged behind the center of the first marking 11, so that the large object to be heated W2 is attached to the second marking 21. Even if it arrange | positions so that the front part inside -25 and 27 may be hidden, the center of to-be-heated material W2 can be arrange | positioned in the approximate center of the heating chamber 2. FIG. Therefore, it is possible to accurately arrange the large object to be heated W2 without deviating from the center of the heating chamber having high heating efficiency and perform good cooking.

  The arcuate portions 21a to 25a and the second marking 27 formed by the second markings 21 to 25 may be substantially arcuate.

  Moreover, according to 1st-8th embodiment, the wide area | region 20 wider than the center area | region 10 is formed by the 2nd markings 21-28 surrounding the outer side of the 1st marking 11 which shows the center area | region 10 of the heating chamber 2, A heating chamber Since the widths WR and WL of the wide area 20 on the right and left sides from the center of 2 are larger than the width D of the wide area 20 on the front side, the large object to be heated W2 may be arranged so that the front part of the wide area 20 is hidden. The center of the article to be heated W <b> 2 can be arranged at the approximate center of the heating chamber 2. Therefore, it is possible to accurately arrange the large object to be heated W2 without deviating from the center of the heating chamber having high heating efficiency and perform good cooking.

  Moreover, since the 1st marking 11 which consists of a line drawing was made thicker than the 2nd markings 21 and 24-28, the misidentification of the center of the heating chamber 2 can be prevented.

  In 1st-8th embodiment, although the 1st marking 11 was made into the circular line drawing, you may form by the boundary of a symbol similarly to the 2nd marking 22 shown in FIG. Further, the central region 10 may be made visible by the envelope of the first marking 11, and the central region 10 may be formed in a rectangle such as a square. The central region 10 visually recognized by the first marking 11 may be substantially circular.

  In addition, if the diameter of the envelope of the 1st marking 11 or the 1st marking 11 shall be 10 cm or less, small tableware, such as a cup and a teacup, can be easily arrange | positioned in the center of the heating chamber 2. FIG. In addition, since the diameter of the dinner dish is about 23 cm to 28 cm, if the radius of the envelope of the second marking or the second marking is 10 cm or more, a large dish can be easily placed in the center of the heating chamber 2. Can do. Further, in order to correspond to a small dish such as a pan, etc., as shown in FIG. 5, circular third and fourth markings 31 and 32 that are concentric with the first marking 11 and smaller than the second marking are provided. Also good.

  In addition, the first and second markings are drawn on the bottom wall 2a of the heating chamber 2. When the object to be heated is placed on a non-rotating tray disposed in the heating chamber 2, the first and second markings are placed on the tray. Two markings may be drawn. That is, it is only necessary to form the first and second markings on the placement portion on which the object to be heated is placed so that the central region 10 and the wide region 20 are visible.

  In addition, although cooking with a magnetron is performed, a cooking device that performs cooking with superheated steam or a heater may be used.

  According to the present invention, an object to be heated can be placed in a heating chamber and used in a heating cooker that performs cooking using a magnetron, superheated steam, or the like.

The perspective view which shows the heating cooker of 1st Embodiment of this invention. The front view which shows the state which opened the door of the heating cooker of 1st Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the heating cooker of 1st Embodiment of this invention. The schematic side view which shows the heating chamber of the heating cooker of 1st Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the heating cooker of 2nd Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the heating cooker of 3rd Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the heating cooker of 4th Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the heating cooker of 5th Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the heating cooker of 6th Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the heating cooker of 7th Embodiment of this invention The top view which shows the bottom wall of the heating chamber of the heating cooker of 8th Embodiment of this invention. The top view which shows the bottom wall of the heating chamber of the conventional heating cooker Schematic side view showing a heating chamber of a conventional cooking device

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Heating cooker 2 Heating chamber 2a Bottom wall 3 Door 10 Center area | region 11 1st marking 12 Pattern 20 Wide area | region 21-29 2nd marking 21a-25a Arc-shaped part 31 3rd marking 32 4th marking

Claims (3)

  In a heating cooker for performing cooking by placing an object to be heated on a placing portion provided in a heating chamber that opens and closes a front surface, the placing portion is a substantially circular first marking indicating a central region of the heating chamber. And a second marking that surrounds the outside of the first marking and forms a substantially arc-shaped portion with a central angle of 180 ° or more in front of the first marking on the surface, with respect to the center of the first marking And the center of the arcuate portion is arranged rearward.   In a heating cooker that performs heating cooking by placing an object to be heated on a mounting portion provided in a heating chamber that opens and closes the front surface, the mounting portion includes a first marking and a first marking indicating a central region of the heating chamber. A second marking surrounding the outside of the marking on the surface, and a second marking or an envelope of the second marking makes a wide area visible at least forward and left and right of the central area, and a right side from the center of the heating chamber And the width | variety of the said wide area | region on the left side is larger than the width | variety of the said wide area | region of the front, The heating cooker characterized by the above-mentioned. The cooking device according to claim 1 or 2, wherein the second marking is composed of a boundary of a pattern drawn on the placement portion.

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