【図面の簡単な説明】[Brief explanation of drawings]
第１図は、従来の包丁の正面図、第２図は、第
１図の―断面図、第３図は、砥石を使用して
従来の包丁を研ぐ状態を示す説明図、第４図は、
本考案の実施例による包丁の正面図、第５図は、
第４図の―断面図、第６図は、砥石を使用し
て本考案の実施例による包丁を研ぐ状態を示す説
明図、第７図は、他の形状の包丁に突起部が形成
されている状態を示す説明図、第８図は、包丁本
体の片面に突起部が形成された状態を示す断面図
、第９図は、包丁本体の片面に突起部が形成され
た包丁を研ぐ状態を示す説明図、第１０図は、包
丁本体の長さ方向の一部に沿つて突起部が形成さ
れた状態を示す正面図、第１１図は、包丁本体の
両面の上端に突起部が形成された状態を示す説明
図、第１２図は、本考案の他の実施例による包丁
の断面図、及び、第１３図は、砥石を使用して第
１２図の包丁を研ぐ状態を示す説明図である。
１０……包丁、１２……柄部、１４……包丁本
体、１４ａ，１４ｂ……包丁本体の面、１６……
刃部、１６ａ，１６ｂ……刃部の面、１８……砥
石、２０，２０ａ，２０ｂ……突起部、２０ｄ…
…折曲部、θ……角度、Ａ，Ｂ……矢印。
Fig. 1 is a front view of a conventional knife, Fig. 2 is a sectional view of Fig. 1, Fig. 3 is an explanatory diagram showing a state in which a conventional knife is sharpened using a whetstone, and Fig. 4 is an illustration ,
FIG. 5 is a front view of a kitchen knife according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view, Fig. 6 is an explanatory diagram showing a state in which a knife according to an embodiment of the present invention is sharpened using a whetstone, and Fig. 7 is an explanatory diagram showing a state in which a knife according to an embodiment of the present invention is sharpened using a whetstone. FIG. 8 is a sectional view showing a state in which a protrusion is formed on one side of the knife body, and FIG. 9 is a cross-sectional view showing a state in which a protrusion is formed on one side of the knife body. FIG. 10 is a front view showing a state in which protrusions are formed along a part of the length of the knife body, and FIG. 11 is a front view showing a state in which protrusions are formed on the upper ends of both sides of the knife body. FIG. 12 is a sectional view of a knife according to another embodiment of the present invention, and FIG. 13 is an explanatory diagram showing a state in which the knife of FIG. 12 is sharpened using a whetstone. be. 10... Knife, 12... Handle, 14... Knife body, 14a, 14b... Surface of knife body, 16...
Blade portion, 16a, 16b...Face of blade portion, 18...Whetstone, 20, 20a, 20b...Protrusion, 20d...
...Bending part, θ...Angle, A, B...Arrow.