US3071347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable area nozzle device
Assignee: Garrett Corp
•
Filing: 1959-12-30
•
Granted: 1963-01-01
•
Expires: 1979-12-30
Abstract
No abstract record available.
Inventors
- 👤 Roy L Schinnerer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:24
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/141; F01D17/143; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/8741; Y10T137/87434
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A VARIABLE AREA NOZZLE FOR CONTROLLING THE FLOW OF A FLUID FROM AN INLET PLENUM TO A POINT OF USE, COMPRISING: A GENERALLY ANNULARLY SHAPED MEMBER OF RESILIENT MATERIAL ADAPTED TO BE DISPOSED BETWEEN THE INLET PLENUM AND THE POINT OF USE, SAID MEMBER HAVING A PLURALITY OF PASSAGES THERETHROUGH POSITIONED TO DIRECT THE FLUID FROM THE INLET PLENUM TO THE POINT OF USE; AND MEANS FOR DEFORMING THE ANNULAR MEMBER TO VARY THE AREA OF THE PASSAGES IN SAID MEMBER.
Claim 2
Dependent Claim
81 words
A VARIABLE AREA NOZZLE FOR CONTROLLING THE FLOW OF A FLUID FROM AN INLET PLENUM TO A POINT OF USE, COMPRISING: A GENERALLY ANNULARLY SHAPED MEMBER OF RESILIENT MATERIAL ADAPTED TO BE DISPOSED BETWEEN THE INLET PLENUM AND THE POINT OF USE, SAID MEMBER HAVING A PLURALITY OF PASSAGES THERETHROUGH POSITIONED TO DIRECT THE FLUID FROM THE INLET PLENUM TO THE POINT OF USE; AND MEANS FOR DEFORMING THE ANNULAR MEMBER TO VARY THE AREA OF THE PASSAGES IN SAID MEMBER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |