Switch capable of showing a circle of light thereon
US6933453B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 20, 2004 |
| Grant date | Aug 23, 2005 |
| Priority date | — |
| Expiry date | Oct 20, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2219/0622
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A switch includes a transparent housing, a control member, and several light emitting elements; the control member is held in and pivoted to the housing with a depressed portion being within an opening at one end of the housing; the housing has two side compartments on two sides of a middle compartment, and an annular protrusion around the opening on an outer side thereof; the light emitting elements are held in the side compartments of the housing with legs thereof projecting outwards through other end of the housing such that the switch is available with the light emitting elements therein, and such that a circle of light will show on the annular protrusion around the control member when the light emitting elements are powered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.