Patent US3112914A successfully refreshed from Google Patents.
US3112914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine rotor
Assignee: Motors Liquidation Co
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Filing: 1960-08-01
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Granted: 1963-12-03
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Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Robert H Wellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:34
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/30; F01D5/3007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A TURBINE ROTOR OR THE LIKE COMPRISING, IN COMBINATION, A WHEEL HAVING BLADE MOUNTING SLOTS EXTENDING GENERALLY AXIALLY OF THE PERIPHERY THEREOF, BLADES MOUNTED ON THE WHEEL, EACH BLADE HAVING A ROOT ENGAGED IN A SAID SLOT AND A PLATFORM OVERLYING THE PERIPHERY OF THE WHEEL, PLATFORMS OF ADJACENT BLADES BEING SUBSTANTIALLY IN ENGAGEMENT AT THE EDGES OF THE PLATFORMS, THE WHEEL HAVING A PROJECTION INTEGRAL THEREWITH BETWEEN EACH TWO SLOTS NARROW RELATIVE TO THE WIDTH OF THE WHEEL AND APPROXIMATELY EQUIDISTANT FROM THE FACES OF THE WHEEL, THE PROJECTION BEING BOUNDED BY SURFACES FAIRING INTO THE SURFACES OF THE BLADE SLOTS, AND THE PROJECTIONS BEING EACH SUB-
Claim 2
Dependent Claim
108 words
A TURBINE ROTOR OR THE LIKE COMPRISING, IN COMBINATION, A WHEEL HAVING BLADE MOUNTING SLOTS EXTENDING GENERALLY AXIALLY OF THE PERIPHERY THEREOF, BLADES MOUNTED ON THE WHEEL, EACH BLADE HAVING A ROOT ENGAGED IN A SAID SLOT AND A PLATFORM OVERLYING THE PERIPHERY OF THE WHEEL, PLATFORMS OF ADJACENT BLADES BEING SUBSTANTIALLY IN ENGAGEMENT AT THE EDGES OF THE PLATFORMS, THE WHEEL HAVING A PROJECTION INTEGRAL THEREWITH BETWEEN EACH TWO SLOTS NARROW RELATIVE TO THE WIDTH OF THE WHEEL AND APPROXIMATELY EQUIDISTANT FROM THE FACES OF THE WHEEL, THE PROJECTION BEING BOUNDED BY SURFACES FAIRING INTO THE SURFACES OF THE BLADE SLOTS, AND THE PROJECTIONS BEING EACH SUB-
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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |