US3368332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foreign particle separator for an air moving member
Assignee: Boeing Co
•
Filing: 1963-07-30
•
Granted: 1968-02-13
•
Expires: 1983-07-30
Abstract
No abstract record available.
Inventors
- 👤 Robert P Hooper
- 👤 Andrew A Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:37
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/02; F02M35/022; B; B01; B01D; B01D45/00; B01D45/02; F02C; F02C7/00; F02C7/04; F02C7/05; F02C7/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
AN AIR INLET ADAPTED TO BE CONNECTED TO AN AIR INTAKE PASSAGE OF AN AIR MOVING MEMBER, THE AIR INTAKE PASSAGE HAVING SPACED INNER AND OUTER WALLS, SAID INLET HAVING AN OUTER WALL WITH A PERIPHERY AT LEAST AS GREAT AS THE PERIPHERY OF THE OUTER WALL OF THE AIR INTAKE PASSAGE, SAID OUTER WALL HAVING AN INLET LIP CONFIGURATION FOR FOCUSING PARTICLES WITHOUT DISRUPTING THE STREAMLINE FLOW OF THE ENTERING AIR SAID INLET INCLUDING AN INNER MEMBER SURROUNDED BY SAID OUTER WALL AND SPACED THEREFROM TO FORM AN AIR DUCT THEREBETWEEN FOR COMMUNICATION WITH THE AIR INTAKE PASSAGE, SAID INNER MEMBER HAVING A PORTION FORMING A CONTINUATION OF THE INNER WALL OF THE AIR INTAKE PASSAGE, THE CROSS SECTIONAL AREA OF SAID AIR DUCT BETWEEN SAID OUTER WALL OF SAID INLET AND THE PORTION OF SAID INNER
Claim 2
Dependent Claim
138 words
AN AIR INLET ADAPTED TO BE CONNECTED TO AN AIR INTAKE PASSAGE OF AN AIR MOVING MEMBER, THE AIR INTAKE PASSAGE HAVING SPACED INNER AND OUTER WALLS, SAID INLET HAVING AN OUTER WALL WITH A PERIPHERY AT LEAST AS GREAT AS THE PERIPHERY OF THE OUTER WALL OF THE AIR INTAKE PASSAGE, SAID OUTER WALL HAVING AN INLET LIP CONFIGURATION FOR FOCUSING PARTICLES WITHOUT DISRUPTING THE STREAMLINE FLOW OF THE ENTERING AIR SAID INLET INCLUDING AN INNER MEMBER SURROUNDED BY SAID OUTER WALL AND SPACED THEREFROM TO FORM AN AIR DUCT THEREBETWEEN FOR COMMUNICATION WITH THE AIR INTAKE PASSAGE, SAID INNER MEMBER HAVING A PORTION FORMING A CONTINUATION OF THE INNER WALL OF THE AIR INTAKE PASSAGE, THE CROSS SECTIONAL AREA OF SAID AIR DUCT BETWEEN SAID OUTER WALL OF SAID INLET AND THE PORTION OF SAID INNER
References Cited (Backward Citations)
US537048A
Cited
US676119A
Cited
US2158863A
Cited
US2636666A
Cited
US2575415A
Cited
US2616519A
Cited
US3005309A
Cited
US2802618A
Cited
US3148043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-12 | 1971-08-14 | 1972-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-12 | 1975-08-14 | 1976-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-12 | 1979-08-14 | 1980-02-13 | $7700.00 | Window Closed / Lapsed |