US3217490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Installation of jet engines in engine bays
Assignee: Rolls Royce PLC
•
Filing: 1963-04-29
•
Granted: 1965-11-16
•
Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Chilvers Ernest Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:18
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/005; B64C29/0058; B64D; B64D27/00; B64D27/40; B64D27/402; F; F01; F01D; F01D25/00; F01D25/28; F01D25/285; F02; F02C; F02C7/00; F02C7/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
AN INSTALLATION COMPRISING AN ENGINE BAY, A JET ENGINE INSTALLED THEREIN, A TRACK DISPOSED IN THE ENGINE BAY, A PLURALITY OF PIVOTED GUIDE MEMBERS WHICH ARE SECURED TO THE ENGINE AND EACH OF WHICH IS MOVABLE ALONG THE TRACK, A PLURALITY OF ENGINE SUPPORT MEMBERS EACH OF WHICH IS ENGAGED BY SAID GUIDE MEMBER AND EACH OF WHICH IS PROVIDED WITH A PORTION OF THE RESPECTIVE TRACK, EACH ENGINE SUPPORT MEMBER BEING PIVOTABLE BETWEEN AN INOPERATIVE POSITION IN WHICH THE ENGINE MAY BE INSTALLED
Claim 2
Dependent Claim
84 words
AN INSTALLATION COMPRISING AN ENGINE BAY, A JET ENGINE INSTALLED THEREIN, A TRACK DISPOSED IN THE ENGINE BAY, A PLURALITY OF PIVOTED GUIDE MEMBERS WHICH ARE SECURED TO THE ENGINE AND EACH OF WHICH IS MOVABLE ALONG THE TRACK, A PLURALITY OF ENGINE SUPPORT MEMBERS EACH OF WHICH IS ENGAGED BY SAID GUIDE MEMBER AND EACH OF WHICH IS PROVIDED WITH A PORTION OF THE RESPECTIVE TRACK, EACH ENGINE SUPPORT MEMBER BEING PIVOTABLE BETWEEN AN INOPERATIVE POSITION IN WHICH THE ENGINE MAY BE INSTALLED
References Cited (Backward Citations)
US3127129A
Cited
US785420A
Cited
US1011284A
Cited
US2783003A
Cited
US2948498A
Cited
US2944766A
Cited
US3028124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |