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push bottle top / bottle top

push bottle top
push bottle top

Women and children usually have trouble opening the bottle.We use the way to extend the torque of increasing the force at the moment, so the bottle can be opened easily with one hand.


National Taipei University of Techn

National Taipei University of Techn
Taipei, Taiwan

Ming-Chin Yang,Tien-Li Chen


Graduate Institute of Innovation &

Graduate Institute of Innovation &
Chiayi County, Taiwan

chih-ching hou, po-han lin, li-yang kao