Chilling unit
US12038210B2 · kind B2 · utility
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8Claims
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Assignee
Inventors
Key dates
| Filing date | Aug 7, 2019 |
| Grant date | Jul 16, 2024 |
| Priority date | — |
| Expiry date | Jul 26, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2600/2513
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A chilling unit includes a casing, a refrigerant circuit in which a compressor, a heat-source heat exchanger, a first expansion unit, a second expansion unit, and a refrigerant-to-heat medium heat exchanger are connected by a refrigerant pipe and through which refrigerant flows, the refrigerant circuit being placed in the casing, and an injection circuit in which a portion between the first expansion unit and the second expansion unit is connected to the compressor by an injection pipe, the injection circuit being placed in the casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.