Heat pump having a cooling device for cooling a guide space or a suction mouth
US11754325B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 18, 2020 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Nov 5, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2500/09
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A heat pump, having: an evaporator for evaporating a working liquid; a liquefier for condensing a compressed working vapor; a compressor motor with a suction mouth having attached thereto a radial impeller to convey a working vapor evaporated in the evaporator through the suction mouth; a guide space arranged to guide a working vapor conveyed by the radial impeller into the condenser; and a cooling device for cooling the guide space or the suction mouth with a liquid, wherein the cooling device is configured to guide the liquid onto an outside of the guide space or of the suction mouth, wherein the outside is not in contact with the working vapor, and wherein an inside of the guide space or of the suction mouth is in contact with the working vapor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.