Lid member with waterproofing function
US9084352B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2012 |
| Grant date | Jul 14, 2015 |
| Priority date | — |
| Expiry date | Jun 19, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/0249
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a lid member with a waterproofing function, the lid member including a projection portion integrally formed in one surface of a resin main body of the lid member opening and closing an opening portion formed in a housing, and accommodated in the opening portion, and a seal portion integrally formed in an outer peripheral surface of the projection portion, provided with an annular projection coming into close contact with a peripheral surface of the opening portion, and made of a rubber-like elastic material, the annular projection is formed as a shape which is expanded toward an inner portion side of the opening portion, forms in its outer peripheral surface a taper surface which converges toward the inner portion side, and is provided with a seal surface having a circular arc shaped cross section so as to be connected to a maximum diameter portion of the taper surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.