[특허]Portable heating devices for hot beverage containers having insulating sleeves

Maverick Industries, Inc.

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Portable heating devices for hot beverage containers having insulating sleeves

국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	H05B-003/68 F27D-011/00 A47G-019/22 A47J-036/24
출원번호	US-0549743 (2014-11-21)
등록번호	US-9265371 (2016-02-23)
발명자 / 주소	Glucksman, Dov Z. Nickerson, Laura J. Soule, Randall
출원인 / 주소	Maverick Industries, Inc.
대리인 / 주소	Doherty IP Law Group LLC
인용정보	피인용 횟수 : 3 인용 특허 : 30

초록
▼

An apparatus for heating hot beverage containers includes a housing having an upper end, a lower end, and a sidewall extending between the upper and lower ends of the housing. The upper end of the sidewall has oppositely disposed, downwardly curving portions that define oppositely disposed openings at the upper end of said housing. The apparatus includes a heater assembly located at the lower end of the housing. The apparatus has a controller including an electrical circuit in communication with the heater assembly, and a switch located on the sidewall of the housing for activating the heater assembly. A hot beverage container with an insulating sleeve is inserted into the housing. A sidewall of the container engages the switch and a bottom wall of the container is in thermal communication with the heater assembly. The heater assembly heats liquid in the container through the bottom wall of the container.

대표
청구항
▼

1. An apparatus for heating hot beverage containers comprising: a housing having an upper end, a lower end, and a sidewall extending between said upper and lower ends of said housing, wherein an upper end of said sidewall has oppositely disposed, downwardly curving portions that define oppositely disposed openings at said upper end of said housing;a heater assembly disposed inside said housing and located at said lower end of said housing, wherein said sidewall of said housing surrounds said heater assembly;a controller comprising an electrical circuit in communication with said heater assembly;a switch located on an inner surface of said sidewall of said housing and being in communication with said controller for activating said heater assembly;a spring located on said inner surface of said sidewall, said spring opposing said switch inside said housing. 2. The apparatus as claimed in claim 1, further comprising: a hot beverage container having a bottom wall defining a closed end of said container and a sidewall extending between upper and lower ends of said hot beverage container, a lower end of said sidewall defining a bottom rim of said hot beverage container that extends below said bottom wall of said hot beverage container; andan insulating sleeve overlying said sidewall of said hot beverage container. 3. The apparatus as claimed in claim 2, wherein said hot beverage container is inserted into said housing, said spring engaging a first side of said hot beverage container for urging an opposite second side of said hot beverage container into engagement with said switch on said sidewall of said housing for activating said heater assembly. 4. The apparatus as claimed in claim 3, wherein said heater assembly comprises: an electric heater element in communication with said controller;a heater cover overlying said electric heater element, said heater cover having a top surface facing toward said upper end of said housing, wherein when said hot beverage container is inserted into said housing, said bottom wall of said hot beverage container directly engages said top surface of said heater cover for heating liquid contained within said hot beverage container. 5. The apparatus as claimed in claim 4, wherein said bottom wall of said hot beverage container directly engages said top surface of said heater cover, and said bottom rim of said hot beverage container surrounds an outer perimeter of said heater cover. 6. The apparatus as claimed in claim 5, wherein said bottom wall of said hot beverage container directly engages said top surface of said heater cover, and said bottom rim of said hot beverage container extends between said outer perimeter of said heater cover and said sidewall of said housing. 7. The apparatus as claimed in claim 2, wherein said hot beverage container comprises paper. 8. The apparatus as claimed in claim 7, wherein said insulating sleeve comprises paper. 9. The apparatus as claimed in claim 3, wherein said insulating sleeve extends above said oppositely disposed openings in said sidewall for being accessible through said oppositely disposed openings. 10. The apparatus as claimed in claim 1, wherein said upper end of said housing includes a protuberance defining a chamber, and wherein said electrical circuit of said controller is disposed within said chamber. 11. The apparatus as claimed in claim 4, wherein said heater assembly further comprises a heater frame for supporting said electric heater and said heater cover covering said electric heater. 12. The apparatus as claimed in claim 1, further comprising an ON/OFF switch accessible outside said housing, wherein said ON/OFF switch is in communication with said electrical circuit. 13. The apparatus as claimed in claim 12, wherein said ON/OFF switch is illuminated. 14. The apparatus as claimed in claim 1, wherein said housing comprises a bottom wall having at least one drainage hole adapted to drain liquid from said lower end of said housing. 15. An apparatus for heating a hot beverage container holding liquid comprising: a housing having an upper end, a lower end, and a sidewall extending between said upper and lower ends of said housing, an upper end of said sidewall having oppositely disposed, downwardly curving portions that define oppositely disposed openings at said upper end of said housing, wherein said housing includes a bottom wall having at least one drainage hole adapted to drain liquid from said lower end of said housing;a heater assembly located at said lower end of said housing, wherein said sidewall of said housing surrounds said heater assembly;a controller comprising an electrical circuit in communication with said heater assembly for energizing said heater assembly;a switch located on an inner surface of said sidewall of said housing and being in communication with said controller;a hot beverage container having a bottom wall and a sidewall extending upwardly from said bottom wall, wherein said sidewall of said hot beverage container extends below said bottom wall of said hot beverage container to define a bottom rim of said hot beverage container; andan insulating sleeve overlying said sidewall of said hot beverage container;said hot beverage container being disposed inside said housing with said sidewall of said hot beverage container engaging said switch for activating said heat assembly, and said bottom wall of said hot beverage container being in thermal communication with said heater assembly;said apparatus further comprising a spring element disposed on said sidewall of said housing, said spring element opposing said switch and engaging a first side of said hot beverage container for urging a second side of said hot beverage container against said switch. 16. The apparatus as claimed in claim 15, wherein said heater assembly comprises: a heater frame disposed inside said housing and overlying a bottom wall of said housing;an electric heater element supported by said heater frame and being in communication with said controller;a heater cover overlying said electric heater element, said heater cover having a top surface facing toward said upper end of said housing, wherein said bottom wall of said hot beverage container directly engages said top surface of said heater cover for heating liquid held by said hot beverage container. 17. The apparatus as claimed in claim 16, wherein said bottom rim of said hot beverage container surrounds an outer perimeter of said heater cover. 18. The apparatus as claimed in claim 17, wherein said bottom rim of said hot beverage container extends between said outer perimeter of said heater cover and said sidewall of said housing. 19. The apparatus as claimed in claim 15, wherein said insulating sleeve extends above said oppositely disposed openings at said upper end of said housing for being accessible through said oppositely disposed openings. 20. An apparatus for heating hot beverage containers comprising: a housing having an upper end, a lower end, and a sidewall extending between said upper and lower ends of said housing, wherein said housing includes a bottom wall having at least one drainage hole adapted to drain liquid from said lower end of said housing;a heater assembly disposed inside said housing and located at said lower end of said housing, wherein said sidewall of said housing surrounds said heater assembly;a controller comprising an electrical circuit in communication with said heater assembly;a switch located on an inner surface of said sidewall of said housing and being in communication with said controller for activating said heater assembly;a spring located on said inner surface of said sidewall at a location that opposes said switch. 21. The apparatus as claimed in claim 20, wherein said housing comprises a two-part housing having a lower cup housing portion and an upper cover portion that are assembled together, wherein both said lower cup housing portion and said upper cover portion include oppositely disposed, downwardly curving portions, respectively, that define oppositely disposed side openings at said upper end of said sidewall of said housing.

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Portable heating devices for hot beverage containers having insulating sleeves

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Portable heating devices for hot beverage containers having insulating sleeves

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이 특허에 인용된 특허 (30)

이 특허를 인용한 특허 피인용횟수: 3

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