|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/904 ; 222/508 ; 222/517 ; 222/518|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 70 인용 특허 : 3|
A cover for a drinking vessel of heat-insulating material comprising a cylindrical wall with elements at its lower end which cooperate with complemental elements at the upper end of a drinking vessel to provide a detachable bayonet joint. Integral with the upper end portion of the cylindrical wall is an inclined flat wall formed with a drinking opening and a relief vent in diametric alignment. Depending from the inclined wall substantially midway between said opening and vent are a pair of spaced lugs each having a journal recess opening onto its lower e...
In a cover of heat-insulating material intended for detachable connection to a drinking vessel having a body of heat-insulating material and including a cylindrical wall having an upper edge defining an open top: (a) a cylindrical wall having a lower end portion; (b) means for detachably securing the lower end portion of said cylindrical wall to the cylindrical wall of said body; (c) an inclined flat wall integral with said cylindrical wall adjacent to the upper edge thereof and presenting a zone of maximum depth and an area of minimum depth, speaking wi...