|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 8 인용 특허 : 13|
A collapsible travel tumbler is described. The tumbler includes a collapsible container made of flexible material. The collapsible container is inserted through a rigid collar, on the top edge of which the collapsible cup sits. A lid with a sealable drinking hole is screwed onto the collar, providing a complete and secure closure of the collapsible tumbler. When not in use the collapsible container can be collapsed into the housing created by the combination of the collar and the lid for easy storage and transport.
1. A collapsible container comprising of: a frustoconical member with an upper articulated stage member, a lower articulated stage member, at least one minor stage, a lower stage, and an upper stage;a sealing ridge connected to a first end of the upper stage;a collar removably and slidably connected to the frustoconical member that is capable of insulating thermal energy; anda lid slidably connected to the collar that is capable of insulating thermal energy; whereinthe upper articulated stage member, the lower articulated stage member, the at least one m...