US3913348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerant system connecting apparatus
Assignee: General Electric Co
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Filing: 1974-07-22
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Granted: 1975-10-21
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Expires: 1994-07-22
Abstract
Abstract Apparatus associated with a refrigeration system for constructing and testing same.
Inventors
- 👤 Earl H Magester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:11
CPC Classifications
F; F25; F25B; F25B41/00; F25B41/40; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1797; Y10T137/1812
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
219 words
In a refrigeration system having a compressor, a condenser, an evaporator, a condenser outlet, an evaporator inlet, an evaporator outlet, and a compressor inlet, the improvement comprising: first and second conduit sets, each conduit set having first and second conduits and each conduit having outer ends, said first conduit of each set having first and second portions with each portion having an inner end; a removable plug positioned in each portion of each first conduit; first and second sleeves each adapted to being sealably positioned over the innEr ends of the first and second portions of a respective first conduit; first and second housings, each having first and second separate chambers and being connected to the outer ends of the conduits, said first chamber of each housing being in communication with the first conduit set and said second chamber of each housing being in communication with the second conduit set; means for connecting the condenser outlet in fluid communication with the first chamber of the first housing; means for connecting the evaporator inlet in fluid communication with the first chamber of the second housing; means for connecting the evaporator outlet in fluid communication with the second chamber of the second housing; and means for connecting the compressor inlet in fluid communication with the second chamber of the first housing.
Claim 2
Dependent Claim
219 words
In a refrigeration system having a compressor, a condenser, an evaporator, a condenser outlet, an evaporator inlet, an evaporator outlet, and a compressor inlet, the improvement comprising: first and second conduit sets, each conduit set having first and second conduits and each conduit having outer ends, said first conduit of each set having first and second portions with each portion having an inner end; a removable plug positioned in each portion of each first conduit; first and second sleeves each adapted to being sealably positioned over the innEr ends of the first and second portions of a respective first conduit; first and second housings, each having first and second separate chambers and being connected to the outer ends of the conduits, said first chamber of each housing being in communication with the first conduit set and said second chamber of each housing being in communication with the second conduit set; means for connecting the condenser outlet in fluid communication with the first chamber of the first housing; means for connecting the evaporator inlet in fluid communication with the first chamber of the second housing; means for connecting the evaporator outlet in fluid communication with the second chamber of the second housing; and means for connecting the compressor inlet in fluid communication with the second chamber of the first housing.
Claim 3
Dependent Claim
15 words
Apparatus, as set forth in claim 1, wherein the removable plugs are formed of solder.
Claim 4
Dependent Claim
19 words
Apparatus, as set forth in claim 1, wherein the second conduit of each conduit set is formed of steel.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-10-20 | 1979-04-21 | 1979-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-20 | 1983-04-21 | 1983-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-20 | 1987-04-21 | 1987-10-21 | $7700.00 | Window Closed / Lapsed |