US3302424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus
Assignee: Motors Liquidation Co
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Filing: 1966-01-10
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Granted: 1967-02-07
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Expires: 1986-01-10
Abstract
No abstract record available.
Inventors
- 👤 Mark N Scherzinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:05
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/0027; F04B39/0055; F04B39/0066; F04B39/06; F25; F25B; F25B31/00; F25B31/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN A REFRIGERANT SYSTEM, A COMPRESSOR INCLUDING AN INLET AND AN OUTLET AND MEANS FOR PUMPING FLUID FROM SAID INLET THROUGH SAID OUTLET, MEANS FOR DRIVING SAID COMPRESSOR, A SHELL ENCLOSING SAID COMPRESSOR AND SAID DRIVE MEANS AND FORMING A HERMETICALLY SEALED SPACE AROUND SAID COMPRESSOR AND DRIVE MEANS, A FIRST FLUID CONDUIT DIRECTED THROUGH SAID SHELL AND FLUIDLY CONNECTED TO SAID COMPRESSOR INLET, A SECOND FLUID CONDUIT DIRECTED THROUGH SAID SHELL AND CONNECTED TO SAID COMPRESSOR OUTLET, A SUPERHEAT COIL LOCATED EXTERIORLY OF SAID SHELL, MEANS FOR FLUIDLY CONNECTING ONE END OF SAID COIL TO SAID DISCHARGE FLUID CONDUIT, MEANS FOR DIRECTING THE OPPOSITE END OF SAID COIL INTERIORLY OF SAID SHELL, AND MEANS INCLUDING A PLURALITY OF OPENINGS IN SAID DISCHARGE FLUID CONDUIT FOR BLEEDING A PREDETERMINED PORTION OF THE REFRIGERANT DISCHARGED FROM SAID COMPRESSOR INTO SAID HERMETICALLY SEALED SPACE FOR MUFFLING PULSATING GAS FLOW FROM SAID COMPRESSOR INTO SAID SUPERHEAT COIL.
Claim 2
Dependent Claim
154 words
IN A REFRIGERANT SYSTEM, A COMPRESSOR INCLUDING AN INLET AND AN OUTLET AND MEANS FOR PUMPING FLUID FROM SAID INLET THROUGH SAID OUTLET, MEANS FOR DRIVING SAID COMPRESSOR, A SHELL ENCLOSING SAID COMPRESSOR AND SAID DRIVE MEANS AND FORMING A HERMETICALLY SEALED SPACE AROUND SAID COMPRESSOR AND DRIVE MEANS, A FIRST FLUID CONDUIT DIRECTED THROUGH SAID SHELL AND FLUIDLY CONNECTED TO SAID COMPRESSOR INLET, A SECOND FLUID CONDUIT DIRECTED THROUGH SAID SHELL AND CONNECTED TO SAID COMPRESSOR OUTLET, A SUPERHEAT COIL LOCATED EXTERIORLY OF SAID SHELL, MEANS FOR FLUIDLY CONNECTING ONE END OF SAID COIL TO SAID DISCHARGE FLUID CONDUIT, MEANS FOR DIRECTING THE OPPOSITE END OF SAID COIL INTERIORLY OF SAID SHELL, AND MEANS INCLUDING A PLURALITY OF OPENINGS IN SAID DISCHARGE FLUID CONDUIT FOR BLEEDING A PREDETERMINED PORTION OF THE REFRIGERANT DISCHARGED FROM SAID COMPRESSOR INTO SAID HERMETICALLY SEALED SPACE FOR MUFFLING PULSATING GAS FLOW FROM SAID COMPRESSOR INTO SAID SUPERHEAT COIL.
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |