US3367567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compressor casing
Assignee: Carrier Corp
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Filing: 1966-08-01
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Granted: 1968-02-06
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Expires: 1986-08-01
Abstract
No abstract record available.
Inventors
- 👤 Rodney C Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:26
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/4206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A GAS COMPRESSION MACHINE COMPRISING A CASING INCLUDING A CENTRAL SECTION, AN INLET SECTION AND AN OUTLET SECTION ARRANGED TO PROVIDE A PATH FOR THE FLOW OF GAS THROUGH THE MACHINE, THE OUTLET SECTION COMPRISING A FIRST SUBSTANTIALLY ANNULAR PART HAVING AN OPENING AND A SECOND SUBSTANTIALLY ANNULAR PART HAVING AN OPENING, SAID FIRST AND SECOND PARTS BEING JOINED IN EDGE-TO-EDGE CONTACT WITH THE OPENING IN REGISTRY, A PLURALITY OF WEBS EXTENDING FROM THE INNER SURFACE OF SAID SECOND PART, AT LEAST TWO OF SAID WEBS BEING OF UNEQUAL LENGTH, THE FREE ENDS OF SAID WEBS DEFINING A SUBSTANTIALLY HELICAL PATH OF INCREASING WIDTH. WALL MEANS ATTACHED TO THE EDGES OF SAID WEBS OPPOSITE THE CONNECTION THEREOF WITH SAID SECOND PART AND DISCHARGE MEANS CONNECTED TO SAID OUTLET SECTION FOR DISCHARGING GAS FLOW FROM SAID PATH.
Claim 2
Dependent Claim
136 words
A GAS COMPRESSION MACHINE COMPRISING A CASING INCLUDING A CENTRAL SECTION, AN INLET SECTION AND AN OUTLET SECTION ARRANGED TO PROVIDE A PATH FOR THE FLOW OF GAS THROUGH THE MACHINE, THE OUTLET SECTION COMPRISING A FIRST SUBSTANTIALLY ANNULAR PART HAVING AN OPENING AND A SECOND SUBSTANTIALLY ANNULAR PART HAVING AN OPENING, SAID FIRST AND SECOND PARTS BEING JOINED IN EDGE-TO-EDGE CONTACT WITH THE OPENING IN REGISTRY, A PLURALITY OF WEBS EXTENDING FROM THE INNER SURFACE OF SAID SECOND PART, AT LEAST TWO OF SAID WEBS BEING OF UNEQUAL LENGTH, THE FREE ENDS OF SAID WEBS DEFINING A SUBSTANTIALLY HELICAL PATH OF INCREASING WIDTH. WALL MEANS ATTACHED TO THE EDGES OF SAID WEBS OPPOSITE THE CONNECTION THEREOF WITH SAID SECOND PART AND DISCHARGE MEANS CONNECTED TO SAID OUTLET SECTION FOR DISCHARGING GAS FLOW FROM SAID PATH.
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) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |