To provide a suction cup having excellent sucking force even if the same is applied to a rough surface or a curved surface.
The sucking cup applicable to the rough surface and/or the curved surface consists of a suction cup main body including a round dome shape suction cup main body made of elastic body, and an incidental sheet part joined to a bottom surface part of the suction cup main body having the round dome shape. The incidental sheet part is a sheet material of predetermined hardness and strength having elasticity provided with a adhesion agent layer on a lower surface. A flat surface shape of the incidental sheet part includes an opening part opening at a recess part of the suction cup main body on a part inside more than a joining part with the suction cup main body. A wide area part largely extending to an opposite side of a loading direction of the suction cup main body in relation to a joined suction cup main body position at least at a time of use is included. A detachment grip part positioned at least on the opposite side in relation to the wide area part in the loading direction is provided.
Kiyoshi Yasushima
Souji Sasaki
Noboru Omura
Takanashi Norio