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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||222/472 ; 222/485 ; 222/509 ; 222/518|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 42 인용 특허 : 0|
A spill-proof drinking mug for drinking using either left or right hands of the user in which a base part serving as a container for the liquid is provided with a shape designed to fit within conventional cup holders of vans and RV\s as well as cup-holding attachment for automobiles, and which has a threaded top opening. A screw-on cap with a handle sealingly mates with the top opening of the vessel, and has a pair of drinking openings at opposite sides of the handle. One opening is used for drinking and the other serves as a vent. A spring-loaded valve ...
Spill-proof mug comprising: a hollow base part which forms a fluid container; a handle by which said mug is holdable in one hand of a user; a cap for closing a top opening of the base part having means for securing the cap to the base part and a pair of drinking openings; and valve means carried by said handle; wherein one of said drinking openings is located at each side of said handle; and said valve means is spring-loaded into a normal position closing said openings and is shiftable from said normal position into an open position allowing fluid to flo...