US3190543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blower construction
Assignee: Meritor Inc
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Filing: 1963-03-14
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Granted: 1965-06-22
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Expires: 1983-03-14
Abstract
No abstract record available.
Inventors
- 👤 Adam D Goettl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:45
CPC Classifications
F; F04; F04D; F04D17/00; F04D17/08; F04D17/16; F04D17/162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN A BLOWER CONSTRUCTION, THE COMBINATION OF: CENTRIFUGAL BLOWER HOUSING HAVING A PAIR OF OPPOSED AXIAL INLETS AND CENTRIFUGAL OUTLET MEANS; A CENTRAL SHAFT COAXIAL WITH SAID INLETS; A ROTOR STRUCTURE ROTABLE ABOUT THE AXIS OF SAID SHAFT AND COMPRISING A PAIR OF ROTOR BUCKET STRUCTURES HAVING INLET OPPOSED TO EACH OTHER; SAID BUCKETS CARRIED BY SAID SHAFT AND HAVING ADJACENT END STRUCTURES FIXED TOGETHER IN A PLANE DISPOSED AT RIGHT ANGLES TO SAID SHAFT, SAID ADJACENT END STRUCTURES PROVIDED WITH ANNULAR SURFACES WHICH DIVERGE RADIALLY FORMING AN ANNULAR BELT PULLEY GROOVE BETWEEN SAID ADJACENT END STRUCTURES; AND A BELT SURROUNDING SAID BELT PULLEY AND EXTENDING OUTWARDLY THROUGH THE SIDE WALL OF SAID BLOWER HOUSING.
Claim 2
Dependent Claim
115 words
IN A BLOWER CONSTRUCTION, THE COMBINATION OF: CENTRIFUGAL BLOWER HOUSING HAVING A PAIR OF OPPOSED AXIAL INLETS AND CENTRIFUGAL OUTLET MEANS; A CENTRAL SHAFT COAXIAL WITH SAID INLETS; A ROTOR STRUCTURE ROTABLE ABOUT THE AXIS OF SAID SHAFT AND COMPRISING A PAIR OF ROTOR BUCKET STRUCTURES HAVING INLET OPPOSED TO EACH OTHER; SAID BUCKETS CARRIED BY SAID SHAFT AND HAVING ADJACENT END STRUCTURES FIXED TOGETHER IN A PLANE DISPOSED AT RIGHT ANGLES TO SAID SHAFT, SAID ADJACENT END STRUCTURES PROVIDED WITH ANNULAR SURFACES WHICH DIVERGE RADIALLY FORMING AN ANNULAR BELT PULLEY GROOVE BETWEEN SAID ADJACENT END STRUCTURES; AND A BELT SURROUNDING SAID BELT PULLEY AND EXTENDING OUTWARDLY THROUGH THE SIDE WALL OF SAID BLOWER HOUSING.
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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |