US3295827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable configuration blade
Assignee: Motors Liquidation Co
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Filing: 1966-04-06
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Granted: 1967-01-03
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Expires: 1986-04-06
Abstract
No abstract record available.
Inventors
- 👤 Dennis C Chapman
- 👤 Kenneth O Johnson
- 👤 Salvatore A Sgroi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:07
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/16; F01D17/162; F01D5/00; F01D5/12; F01D5/14; F01D5/148
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
A VARIABLE CONFIGURATION VANE OR BLADE FOR A TURBOMACHINE COMPRISING, IN COMBINATION, A BODY GENERALLY OF AIRFOIL CONFIGURATION, MEANS MOUNTING THE BODY FOR ROTATION ABOUT AN AXIS EXTENDING SPANWISE OF THE BODY, MEANS FOR ROTATING THE BODY ABOUT THE SAID AXIS, AN ADJUSTABLE LEADING EDGE STRIP, MEANS MOUNTING THE LEADING EDGE STRIP ON THE BODY GUIDING THE STRIP FOR MOVEMENT CHORDWISE OF THE BODY, AN ADJUSTABLE TRAILING EDGE STRIP, MEANS MOUNTING THE TRAILING EDGE STRIP ON THE BODY GUIDING THE STRIP FOR MOVEMENT CHORDWISE OF THE BODY, AND MEANS ROTATABLE ABOUT THE SAID AXIS COUPLED TO THE ENDS OF THE STRIPS TO MOVE THE STRIPS CHORDWISE OF THE BODY IN RESPONSE TO RELATIVE ROTATION OF THE SAID MEANS AND THE BODY.
Claim 2
Dependent Claim
121 words
A VARIABLE CONFIGURATION VANE OR BLADE FOR A TURBOMACHINE COMPRISING, IN COMBINATION, A BODY GENERALLY OF AIRFOIL CONFIGURATION, MEANS MOUNTING THE BODY FOR ROTATION ABOUT AN AXIS EXTENDING SPANWISE OF THE BODY, MEANS FOR ROTATING THE BODY ABOUT THE SAID AXIS, AN ADJUSTABLE LEADING EDGE STRIP, MEANS MOUNTING THE LEADING EDGE STRIP ON THE BODY GUIDING THE STRIP FOR MOVEMENT CHORDWISE OF THE BODY, AN ADJUSTABLE TRAILING EDGE STRIP, MEANS MOUNTING THE TRAILING EDGE STRIP ON THE BODY GUIDING THE STRIP FOR MOVEMENT CHORDWISE OF THE BODY, AND MEANS ROTATABLE ABOUT THE SAID AXIS COUPLED TO THE ENDS OF THE STRIPS TO MOVE THE STRIPS CHORDWISE OF THE BODY IN RESPONSE TO RELATIVE ROTATION OF THE SAID MEANS AND THE BODY.
References Cited (Backward Citations)
US1544288A
Cited
AU223946B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |