Vacuum pump, and control device of vacuum pump
US11415151B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 8, 2019 |
| Grant date | Aug 16, 2022 |
| Priority date | — |
| Expiry date | Feb 8, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D19/042
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
To provide a vacuum pump capable of efficiently cooling electrical equipment. The vacuum pump includes a pump main body and an electrical equipment case disposed outside the pump main body, wherein the electrical equipment case includes a cooling jacket which has an inner surface and an outer surface in a vertical portion and in which a cooling medium flow passage is formed, and a plurality of electrical equipment that have circuit components and can be cooled by the cooling jacket. The inner surface and the outer surface are formed facing different directions, and the electrical equipment portions are attached respectively to the inner surface and the outer surface so that heat can be transferred.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.