Split type motor
US12191746B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2022 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Jul 18, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2205/09
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure discloses a split type motor, including an air channel and an armature module, wherein the armature module includes a housing, a stator assembly, a rotor assembly, and a printed circuit board (PCB); the housing is cylindrical; the rotor assembly includes a rotating shaft, a magnetic ring, a first bearing, and a second bearing; the housing is provided with a first bearing chamber and a second bearing chamber; an elastic component is arranged between the first bearing and the magnetic ring; the air channel includes an inner ring and an outer ring concentrically arranged; the inner ring encloses and forms a circular through cavity matched with the housing; a ventilation cavity is formed between the inner ring and the outer ring; and several flow guide plates are arranged in the ventilation cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.