Safety opening cap

Abstract

The safety opening cap of the present disclosure is a safety opening cap for opening a can lid of a can including, a protruding rim formed to protrude from an upper part of a can in which food is stored, a can lid formed inside the protruding rim and covering the upper part of the can, and a tab having one side coupled to the can lid, wherein the safety opening cap includes, a cap body forming a main body, an outer wall extended downwards from an outer peripheral surface of the cap body, a tab lifting part formed to be protruding from an upper surface of the cap body by a predetermined thickness and having an inclined surface, and a tab passing means formed on the upper surface of the cap body for forming a space in which the tab can be inserted when the cap body is pressed downwards.

What is claimed is: 
     
         1 . A safety opening cap for opening a can lid of a can comprising, a protruding rim formed to protrude from an upper part of a can in which food is stored, a can lid formed inside the protruding rim and covering the upper part of the can, and a tab having one side coupled to the can lid, the safety opening cap comprising:
 a cap body forming a main body,   an outer wall extended downwards from an outer peripheral surface of the cap body,   a tab lifting part formed of an inclined surface shape protruding from an upper surface of the cap body by a predetermined thickness for protecting a nail when raising the tab, wherein the tab lifting part is disposed to be in contact with or spaced apart from an axis or rivet of the tab by a predetermined distance when the tab is raised, and   a tab passing means formed on the upper surface of the cap body for forming a space in which the tab can be inserted when the cap body is pressed downwards,   wherein the tab passing means is configured with a cutout part in which a part of the cap body is cut,   wherein the cutout part comprises a first cut line formed at a position in contact with the tab lifting part or spaced apart from the tab lifting part by a predetermined distance, and a second cut line formed to be extended from the first cut line while being formed in a different direction from the first cut line,   wherein at least one or more refraction cut lines or refraction cut holes, or both the refraction cut line and the refraction cut hole disposed in a position corresponding to the left and right with respect to the tab lifting part for facilitating bending or folding of the cap body during the opening process while preventing the tab from breaking off when pulling the tab at the time of opening the can lid,   wherein if the direction the tab lifting part is formed in defined as the front with respect to a center part of the cap body, and the opposite direction of the front is defined as the rear, the refraction cut hole is formed at the front side of the cap body and the refraction cut line is formed at the rear side of the cap body, or the refraction cut line is formed at the front side of the cap body and the refraction cut hole is formed at the rear side of the cap body, and   wherein the refraction cut line is formed to be inclined so as to be vertical or acute with respect to an upper surface of the cap body.   
     
     
         2 . The safety opening cap of  claim 1 , wherein the cutout part further comprises a sub cut line cut to a predetermined length adjacent to the protruding rim along the protruding rim in a direction different from the second cut line while extending from an end part of the second cut line for expanding an opening width of the cutout part. 
     
     
         3 . The safety opening cap of  claim 2 , wherein a cut severance hole having a hole structure is formed at one side end part of the sub cut line so as to prevent the cut from being further extended by pressing the cap body. 
     
     
         4 . The safety opening cap of  claim 1 , wherein a lifting part support wall protruding to a height corresponding to a rear height of the tab lifting part is formed to be adjacent to or in contact with the rear of the tab lifting part. 
     
     
         5 . The safety opening cap of  claim 1 , wherein, in order to prevent the outer wall from being detached from the protruding rim, a contact protrusion is formed inwardly along an inner peripheral surface of the outer wall by a predetermined thickness, and the contact protrusion is formed so as to be in contact with the outer peripheral surface of the protruding rim, and the contact protrusion is not formed as much as a preset length in the inner peripheral surface of the outer wall on the front side adjacent to the tab lifting part. 
     
     
         6 . The safety opening cap of  claim 1 , wherein, an inner wall projecting downward from a rear surface of the cap body is formed, and the inner wall is separated from the outer wall by a predetermined distance, so that the protruding rim is in close contact between the outside of the inner wall and the outer wall, and the can lid is insert into the inside of the inner wall at the time the can lid is opened. 
     
     
         7 . The safety opening cap of  claim 6 , wherein, at least one or more lid hooking pieces are formed protruding inward on the inner wall, for preventing the can lid from being exposed or detached to the outside from an inner position of the inner wall in the process of opening the can lid, and the lid hooking piece is disposed corresponding to both sides with respect to the tab lifting part. 
     
     
         8 . The safety opening cap of  claim 1 , wherein, with respect to the center part of the cap body, when the direction in which the tab lifting part is formed is defined as the front, and the opposite direction is defined as the rear, the tab lifting part is formed to have a gradually increasing thickness from the front towards the rear of the cap body. 
     
     
         9 . The safety opening cap of  claim 8 , wherein, a pair of tab guide steps are formed protruding from both sides of an upper surface of the tab lifting part by a predetermined thickness at predetermined intervals to guide the movement of the tab. 
     
     
         10 . The safety opening cap of  claim 1 , wherein, the tab passing means comprises a tab inlet hole from which a part of the cap body is removed, and the tab inlet hole is formed between one side end part of the cap body and the tab lifting part, and is formed to have a size that allows insertion of the tab. 
     
     
         11 . The safety opening cap of  claim 10 , wherein, the tab passing means is formed by removing the outer wall of a portion where the tab inlet hole is located. 
     
     
         12 . A safety opening cap for opening a can lid of a can comprising: a protruding rim formed to protrude from an upper part of a can in which food is stored, a can lid formed inside the protruding rim and covering the upper part of the can, and a tab having one side coupled to the can lid, wherein the safety opening cap comprises:
 a cap body forming a main body,   an outer wall extended downwards from an outer peripheral surface of the cap body,   a tab passing means formed on the upper surface of the cap body for forming a space in which a part of an end part of the tab can be gradually inserted when the cap body is pressed downwards, and   an inner wall projecting downward from a rear surface of the cap body is formed, and the inner wall is separated from the outer wall by a predetermined distance, so that the protruding rim is in close contact between the outside of the inner wall and the outer wall, and the can lid is inserted into the inside of the inner wall at the time the can lid is opened,   wherein, the tab passing means is configured with a cutout part in which a part of the cap body is cut, and   wherein the cutout part is formed to be in contact with or adjacent to an axis or rivet of the tab when the tab is raised at one side of an upper surface of the cap body, and the cutout part comprises a second cut line formed to be extended from the first cut line while being formed in a different direction from the first cut line, and a sub cut line cut to a predetermined length adjacent to the protruding rim along the protruding rim in a direction different from the second cut line while extending from an end part of the second cut line for expanding an opening width of the cutout part.   
     
     
         13 . The safety opening cap of  claim 12 , further comprising a tab lifting part having an inclined surface shape protruding from an upper surface of the cap body by a predetermined thickness, and is disposed to be in contact with or spaced apart from an axis or rivet of the tab by a predetermined distance when the tab is raised. 
     
     
         14 . The safety opening cap of  claim 12 , wherein, in order to prevent the outer wall from being detached from the protruding rim, a contact protrusion is formed inwardly along an inner peripheral surface of the outer wall by a predetermined thickness, and the contact protrusion is formed so as to be in contact with the outer peripheral surface of the protruding rim, and the contact protrusion is not formed as much as a preset length in the inner peripheral surface of the outer wall on the front side adjacent to the tab lifting part. 
     
     
         15 . A safety opening cap for opening a can lid of a can comprising, a protruding rim formed to protrude from an upper part of a can in which food is stored, a can lid formed inside the protruding rim and covering the upper part of the can, and a tab having one side coupled to the can lid, the safety opening cap comprising:
 a cap body forming a main body,   an outer wall extended downwards from an outer peripheral surface of the cap body,   a tab lifting part formed of an inclined surface shape protruding from an upper surface of the cap body by a predetermined thickness for protecting a nail when raising the tab, wherein the tab lifting part is disposed to be in contact with or spaced apart from an axis or rivet of the tab by a predetermined distance when the tab is raised, and   a tab passing means formed on the upper surface of the cap body for forming a space in which a part of an end part of the tab can be gradually inserted when the cap body is pressed downwards,   wherein the tab passing means is configured with a cutout part in which a part of the cap body is cut, and   wherein the cutout part comprises a first cut line formed at a position in contact with the tab lifting part or spaced apart from the tab lifting part by a predetermined distance, and a second cut line formed to be extended from the first cut line while being formed in a different direction from the first cut line.