Rotary relay contactor
US10804060B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2019 |
| Grant date | Oct 13, 2020 |
| Priority date | — |
| Expiry date | Mar 15, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H50/648
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A contactor with a rotary actuation system, the contactor including a plurality of switching devices configured to switch a plurality of electrical circuits, a plurality of cam followers each operably coupled to one of the switching devices, wherein each cam follower is configured to actuate a switching device, and a cam mechanism, the cam pivotally attached to a point rotation, the cam having plurality of lobes about its perimeter, the cam in operable communication with each cam follower such that upon rotation of the cam mechanism, each cam follower engages a lobe of the plurality of lobes, it causes each cam follower to actuate the respective switching device. The contactor also includes an actuator connected to the cam, the actuator responsive to a control current and operable to rotate the cam and a controller, the controller operable to supply a control current the actuator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.