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Title:
HEATING ELEMENT
Document Type and Number:
Japanese Patent JP2016058269
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a planar heating element capable of making intra-plane temperature distribution uniform even if the heating element is formed to have a different distance in which current flows.SOLUTION: On a sheet 100, a plurality of through-holes 102 are formed from an end 100A to an end 100B. The sheet 100 is formed in such a manner that a first edge 100C becomes shorter than a second edge 100D. Further, on the sheet 100, a region closer to the first edge 100C is defined as a short route part IS and a region closer to the second edge 100D is defined as a long route part OS. At such a time, a first opening rate that is a ratio of an area in which a film 101 is not formed in the short route part IS with respect to an area projected with the edge of the short route part IS becomes greater than a second opening rate that is a ratio of an area in which the film 101 is not formed in the long route part OS with respect to an area projected with the edge of the long route part OS.SELECTED DRAWING: Figure 1

Inventors:
ISHIHARA KIMINORI
KUMAKURA YUICHIRO
EDAKUNI JUNICHI
SONOYAMA SHIGENAO
TADA JUNJI
Application Number:
JP2014184376A
Publication Date:
April 21, 2016
Filing Date:
September 10, 2014
Export Citation:
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Assignee:
NIPPON ALEPH
UNIV TOHOKU
International Classes:
H05B3/10; A47K13/30; H05B3/20; H05B3/34
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito
Toru Kamada