Patents
US 12163705 B2: Ejector refrigeration circuit
- Granted
- 2024-12-10
- Filed
- 2020-12-10 application 17118453
- Type
- Utility · 11 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
An ejector refrigeration circuit 1 including: a two-phase circuit 2 including: a heat rejection heat exchanger 12 including an inlet 12a and an outlet 12b; and an ejector 14 including a high pressure inlet 14a, a low pressure inlet 14b and an outlet 14c; the ejector high pressure inlet 14a is coupled to the heat rejection heat exchanger outlet 12b; and an evaporator 18 including an inlet 18a and an outlet 18b; the outlet 18b of the evaporator 18 is coupled to the low pressure inlet 14b of the ejector 14; and the ejector refrigeration circuit 1 further including a vapour quality sensor 20 positioned at the outlet 12b of the heat rejection heat exchanger 12.
Source: PVGPATDIS, file of 2026-04-10 (ipg241210.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| CARRIER CORPORATION 2,012 patents | US company or organization | Monet, FL | CARRIER CORPORATION Federal lobbying client EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Sascha Hellmann | Hessen, DE | 13 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F25B | Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems | F25B1/005 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2023-12-11 | Assignment Assignment of assignor's interest | HELLMANN, SASCHA signed 2020-05-11 CARRIER KÄLTETECHNIK DEUTSCHLAND GMBH signed 2021-03-10 | CARRIER CORPORATION PALM BEACH GARDENS, FL | 65830/862 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.