Set of luminous display hands for a portable object such as a watch or a measuring instrument
US9292003B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 16, 2015 |
| Grant date | Mar 22, 2016 |
| Priority date | — |
| Expiry date | Apr 16, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D13/26
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Set of luminous display hands for a portable object which houses an electrical energy supply source, the set of luminous display hands including first and second superposed luminous display hands each provided with a hole for the passage of a drive arbour, the drive arbour of the second luminous display hand being arranged concentrically inside the drive arbour of the first hand with insertion of an insulating layer between the two drive arbours, the first and second luminous display hands respectively carrying a first and a second light source, the first pole of the first light source being electrically connected to a first terminal of the power supply source via the drive arbour of the first luminous display hand, the second pole of the first light source being connected to the first pole of the second light source via a contact piece, and the second pole of the second light source being connected to the second terminal of the power supply source via the drive arbour of the second luminous display hand.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.