Patent ID: 8835761

Claim:
A sealing structure comprising: a housing; a flexible wiring board penetrating through the housing; and a sealing member bonded to said flexible wiring board so as to be integral therewith, and provided to airtightly seal a gap between said housing and said flexible wiring board, wherein said flexible wiring board includes: a base substrate made of an elastic material; an electrically conductive printed wiring layer formed on a surface of said base substrate; and a cover film covering a surface of said printed wiring layer, wherein said flexible wiring board includes a region which comes under thermal influence when said seal member is integrally bonded to said flexible wiring board, wherein said printed wiring layer, which crosses said sealing member, is formed as a first single printed wiring layer that is divided direct into a plurality of divided print wiring layers that are recombined directly into a second single printed wiring layer, wherein each of the plurality of divided wiring layers is electrically connected to the first and second single printed wring layers, and wherein the divided print wiring layers are only provided in an entirety of the region which comes under the thermal influence, and the region includes a crossing region with said sealing member.