|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 9 인용 특허 : 44|
Self-propelled hydrodynamic underwater toys with integrated propulsion mechanisms are described. In some embodiments, the propulsion mechanisms is partially or completely within an internal compartment in the toy's body. The propulsion mechanisms are adapted to be charged with a volume of fluid and to thereafter discharge the volume of fluid under pressure to propel the toy through a body of water. In some embodiments, the propulsion mechanism includes an expandable reservoir. In some embodiments, the propulsion mechanism is a replaceable propulsion mech...
What is claimed is: 1. An apparatus, comprising:a body, the body defining a first portion and a second portion, the first portion of the body and the second portion of the body being movable relative to each other between a first configuration and a second configuration; anda propulsion mechanism fixedly coupled to the body, the propulsion mechanism including an expandable reservoir and a pump, the pump including an inner sleeve movably disposed within an outer sleeve, the outer sleeve being at least partially disposed within an interior region defined b...