Patent US1636017A successfully refreshed from Google Patents.
Patent US3279967A successfully refreshed from Google Patents.
US3279967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of fabricating a rotor shroud
Assignee: Carrier Corp
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Filing: 1964-07-22
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Granted: 1966-10-18
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Expires: 1984-07-22
Abstract
No abstract record available.
Inventors
- 👤 Jr William C Martin
- 👤 Harris S Rush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:29
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/12; F01D5/22; F01D5/225; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49316; Y10T29/4932
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
95 words
IN A METHOD OF FABRICATING A BLADED ROTOR, THE STEPS WHICH CONSIST IN ROUNDING THE OUTER PERIPHERAL SURFACE OF EACH OF A PLURALITY OF BLADE MEMBERS, SECURING A PLURALITY OF SAID BLADE MEMBERS TO A HUB MEMBER, SECURING A FILAMENT TO A BLADE, IMPREGNATING THE FILAMENT WITH A THERMOSETTING RESIN, ROTATING THE HUB AND FILAMENT RELATIVE TO ONE ANOTHER TO WIND SAID RESIN-IMPREGNATED FILAMENT ONTO THE BLADES TO FORM AN ENCLOSURE SUBSTANTIALLY ENCASING THE OUTER EXTREMITIES OF THE BLADES AND CURING THE RESIN TO BOND THE FILAMENT TO THE OUTER PERIPHERAL SURFACES OF THE BLADES.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |