Patent US3178967A successfully refreshed from Google Patents.
US3178967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epicyclic spur gear transmission
Assignee: Simmering Graz Pauker AG
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Filing: 1962-12-20
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Granted: 1965-04-20
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Expires: 1982-12-20
Abstract
No abstract record available.
Inventors
- 👤 Fritsch Felix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:28
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/02; F16H57/02004; F16H1/00; F16H1/28; F16H1/2809; F16H1/2836; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19628
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
AN EPICYCLIC SPUR GEAR TRANSMISSION COMPRISING A SUN GEAR, A PLURALITY OF PLANET GEARS GROUPED AROUND IN MESH WITH THE SUN GEAR, A RING GEAR SURROUNDING AND IN MESH WITH THE PLANET GEARS, AN AXIALLY FIXED CYLINDRICAL PLANET GEAR CARRIER RELATIVE TO WHICH THE SUN GEAR AND THE RING GEAR ARE ROTATABLE AND HAVING EQUALLY ANGULARLY SPACED SLOTS FORMED IN THE PERIPHERAL WALL THEREOF, SAID PLANET GEARS BEING MOUNTED IN SAID SLOTS OF THE PLANET GEAR CARRIER AND HAVING BEARING ELEMENTS, MEANS FOR GENERATING RADIALLY OUTWARDLY DIRECTED COMPONENTS OF BEARING PRESSURE ACTING ON EACH OF SAID PLANET GEARS, AND AT LEAST ONE FREELY MOVABLE RING IN SURROUNDING ENGAGEMENT WITH SAID BEARING ELEMENTS OF SAID PLANET GEARS UNDER PRESSURE OF SAID RADIALY OUTWARDLY DIRECTED COMPONENTS OF BEARING PRESSURE.
Claim 2
Dependent Claim
127 words
AN EPICYCLIC SPUR GEAR TRANSMISSION COMPRISING A SUN GEAR, A PLURALITY OF PLANET GEARS GROUPED AROUND IN MESH WITH THE SUN GEAR, A RING GEAR SURROUNDING AND IN MESH WITH THE PLANET GEARS, AN AXIALLY FIXED CYLINDRICAL PLANET GEAR CARRIER RELATIVE TO WHICH THE SUN GEAR AND THE RING GEAR ARE ROTATABLE AND HAVING EQUALLY ANGULARLY SPACED SLOTS FORMED IN THE PERIPHERAL WALL THEREOF, SAID PLANET GEARS BEING MOUNTED IN SAID SLOTS OF THE PLANET GEAR CARRIER AND HAVING BEARING ELEMENTS, MEANS FOR GENERATING RADIALLY OUTWARDLY DIRECTED COMPONENTS OF BEARING PRESSURE ACTING ON EACH OF SAID PLANET GEARS, AND AT LEAST ONE FREELY MOVABLE RING IN SURROUNDING ENGAGEMENT WITH SAID BEARING ELEMENTS OF SAID PLANET GEARS UNDER PRESSURE OF SAID RADIALY OUTWARDLY DIRECTED COMPONENTS OF BEARING PRESSURE.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |