Rotary combined switch structure with multistage switch function
US7982153B2 · kind B2 · utility
2Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2009 |
| Grant date | Jul 19, 2011 |
| Priority date | — |
| Expiry date | Oct 14, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2019/008
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotary combined switch structure with multistage switch function includes a casing unit, a switch unit and a rotary unit. The casing unit has a casing, a first opening formed on a top side of the casing and a second opening formed on a bottom side of the casing. The switch unit is disposed under the casing. The rotary unit has a rotary body. The rotary body has a top portion passing through the first opening and exposed above the casing, and the rotary body has a bottom portion passing through the second opening and exposed under the casing in order to selectably turn on or turn off the switch unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.