|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||219/438 ; 219/439 ; 219/537 ; 219/546|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 12 인용 특허 : 12|
Disclosed is a new heating device for an appliance such as a coffee urn. Such device has a main heating element and a spaced-apart warming element, both of which are embedded in a common casting. The device may be mounted to and removed from an appliance as a single unit and when mounted, the main heating element is closer to the liquid container than the warming element. The elements are vertically spaced from one another and each element has flattened coil portions contacting one another. Such flattened portions minimizes the height of the device. The ...
In a device for heating water to brew a beverage and having a main heating element and a post-brewing warming element, the improvement wherein: the device includes a rigid metal casting; the main heating element and the warming element are both embedded in the casting; the warming element is generally cylindrical and has portions of coils vertically aligned with one another; and the main heating element has coils vertically-spaced above the coils of the warming element and vertically aligned with the coils of the warming element.