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Chong Wong Co., Ltd.

Chong Wong Co., Ltd. Patent applications
Patent application numberTitlePublished
20110108160MANUALLY OPERATED DROPPER - Disclosed herein is a hand-operated dropper configured to suction and discharge a predetermined amount of liquid type content upon pressing an elastic button, the hand-operated dropper including a housing, forming an external appearance of the dropper, for containing content, a housing cap for hermetically sealing an internal space of the housing from the outside, a tube coupled to an elastic button for suctioning content from the housing, the elastic button hermetically coupled to the upper end of the tube, the elastic button being also coupled to the housing cap, and a closure coupled to the housing cap while surrounding the outside of the elastic button in such a manner that opposite sides of the elastic button are exposed to the outside for suctioning a predetermined amount of content while protecting the elastic button from external force.05-12-2011