Fault tolerant motor and zone controller apparatus
US11205979B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2020 |
| Grant date | Dec 21, 2021 |
| Priority date | — |
| Expiry date | Aug 5, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B31/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A motor and zone controller apparatus includes: a first motor drive; a second motor drive; and a switching apparatus. The switching apparatus includes: a first switching network having at least a first state and a second state, the first switching network connects the first motor drive to a first motor when in the first state, and the first switching network connects the first motor drive to a second motor when in the second state; and a second switching network having at least a first state and a second state, the second switching network connects the second motor drive to the first motor when in the first state, and the second switching network connects the second motor drive to the second motor when in the second state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.