Throttle valve device
US11092086B2 · kind B2 · utility
0Cited by
2References
7Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 13, 2020 |
| Grant date | Aug 17, 2021 |
| Priority date | — |
| Expiry date | Aug 13, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M26/72
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A throttle valve device includes a body, a valve, a motor, a speed reducer, and a cover. The body that defines a passage and a motor space therein. The motor includes a motor yoke, a magnet, a motor shaft, a pair of motor bearings, an armature core, a commutator, a brush, and a brush holder. The motor yoke is made of a magnetic material. The brush holder holds the brush. The motor yoke has an open end that is covered by the brush holder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.