US3555845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forced-flow evaporator for compression refrigeration equipment
Assignee: Danfoss AS
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Filing: 1968-09-05
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Granted: 1971-01-19
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Expires: 1988-09-05
Abstract
Abstract THE INVENTION RELATES TO A FORCED-FLOW EVAPORATOR ASSEMBLY FOR COMPRESSION TYPE REFRIGERATING EQUIPMENT. IN CONNECTION WITH PREVENTING REFRIGERANT IN LIQUID FORM FROM PASSING FROM THE EVAPORATOR TO THE COMPRESSOR, THE EVAPORATOR TUBING IS PROVIDED WITH LIQUID ADSORBING MEANS WHICH COMPRISE A CAPILLARY SYSTEM. THE LIQUID ABSORBING MEANS IS FORMED WITH A GAUZE FABRIC WHICH OCCUPIES LESS THAN ONE-HALF THE CROSS-SECTIONAL AREA OF THE TUBING.
Inventors
- 👤 Zbigniew Ryszard Huelle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:35
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |