Invention Grant
- Patent Title: Surface heater, electric range having the same, and manufacturing method thereof
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Application No.: US15440598Application Date: 2017-02-23
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Publication No.: US10764965B2Publication Date: 2020-09-01
- Inventor: Youngjun Lee , Kyoungjin Ku , Deokhyun Hwang
- Applicant: LG ELECTRONICS INC.
- Applicant Address: KR Seoul
- Assignee: LG ELECTRONICS INC.
- Current Assignee: LG ELECTRONICS INC.
- Current Assignee Address: KR Seoul
- Agency: Dentons US LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@251dfecd
- Main IPC: H05B3/12
- IPC: H05B3/12 ; H05B3/68 ; H05B3/74 ; B22F7/06 ; H05B3/26
Abstract:
An apparatus including a surface heater, the surface heater including a substrate having a surface formed of an electrically insulating material, heating element attached to the surface of the substrate by sintering predetermined powder including lanthanide oxide powder, and a power supply unit configured to supply electricity to the heating element wherein a manufacturing method of the surface heater includes baking the predetermined powder at a baking temperature of 900° C. or lower.
Public/Granted literature
- US20170245323A1 SURFACE HEATER, ELECTRIC RANGE HAVING THE SAME, AND MANUFACTURING METHOD THEREOF Public/Granted day:2017-08-24
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