Waterproof device and portable timepiece
US8920022B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 17, 2014 |
| Grant date | Dec 30, 2014 |
| Priority date | — |
| Expiry date | Feb 17, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2300/016
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provision of a waterproof device capable of improving waterproof property in a push-in operation portion formed by including an extensible member, a holding member and an operation shaft. A wrist watch (portable device) 11 includes an outer case (device outer housing) 12, an extensible member 32 with waterproof property, a holding member 41 attached to the case 12 and an operation shaft 51. The case 12 includes a seating portion 29 and a hole 30. The extensible member 32 includes a cylindrical portion 33 which can be extended/retracted in an axial direction, closing one end as well as opening the other end, and inserted into the hole 30, and a flange 35 projecting integrally from an outer periphery of the other end portion of the cylindrical portion and seated on the seating portion 29. The holding member 41 includes a presser portion 42 sandwiching the flange 35 with the seating portion 29 to thereby secure the waterproofing around the flange, and a through hole 44 connecting to the opening of the cylindrical portion 33. The operation shaft 51 includes a shaft end portion 52 protruding to the outside of the holding member 41 through the through hole 44. The operation shaft 51 is i…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.