|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||219/436; 219/387; 219/435|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 48 인용 특허 : 6|
A travel mug has an outer case, an inner case, a film heater, a temperature control device, and a power source connector. The inner case is fitted into the outer case in conjunction with a spacer, thereby resulting in formation of an air space insulation between the inner case and the outer case. The film heater is fastened to the bottom end of the inner case and is connected to an electrical receptacle of the outer case by a wire which is also connected with the temperature control device located in proximity of the film heater. The receptacle is connec...
1. A travel mug comprising:an outer case having an electrical receptacle affixed thereto; an inner case formed of a heat-conductible material, said inner case fitted into said outer case, said inner case having an upper portion extending outwardly of a top end of said outer case, said upper portion having a diameter less than a diameter of said outer case, said inner case affixed to said outer case by a threaded connection at a bottom thereof; a spear disposed between a top end of said inner case and said top end of said outer case so as to define an air...