US3144790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear type transmissions
Assignee: BERGEN RES ENGINEERING CORP
•
Filing: 1961-04-13
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Granted: 1964-08-18
•
Expires: 1981-04-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles S Davis
- 👤 Stanley W Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:51
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/28; F16H1/2809; F16H1/2845; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19628
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
254 words
A SPEED REDUCER COMPRISING A TORQUE TRANSMITTING SHAFT AND AN OUTPUT SHAFT AXIALLY ALIGNED THEREWITH, A FIXED ORBIT GEAR, A CARRIER MOUNTED ON SAID OUTPUT SHAFT AND ROTATING THEREWITH, SAID CARRIER HAVING SIX ROTATABLE SPUR GEARS MESHING WITH SAID ORBIT GEAR TO ROTATE SAID CARRIER ON APPLICATION OF TORQUE THERETO, THREE PLANET GEARS EACH MOUNTED ON A RESPECTIVE SPUR GEAR POSITIONED 120 DEGREES TO ONE ANOTHER, A SECOND SET OF THREE PLANET GEARS MOUNTED ON THE THREE REMAINING SPUR GEARS AT 120 DEGREES TO ONE ANOTHER, MEANS FOR MOUNTING SAID TORQUE TRANSMITTING SHAFT TO HAVE AN END DEVIATING FROM THE ALIGNED AXIS ON APPLICATION OF LOW RADIAL PRESSURES THERETO, SAID END HAVING A RADIAL FLANGE WITH THREE BEAMS EXTENDING GENERALLY LONGITUDINAL TO SAID TORQUE TRANSMITTING SHAFT AND ON EACH SIDE OF SAID FLANGE AND HAVING A LIMITED UNIVERSAL MOVEMENT RELATIVE TO SAID FLANGE, TWO SUN GEARS MOUNTED ON OPPOSITE ENDS OF SAID BEAMS TO MOVE RADIALLY AND CIRCUMFERENTIALLY WITH RESPECT TO EACH OTHER AND SAID FLANGE, ONE SUN GEAR ENGAGING ONE SET OF PLANET GEARS WITH THE CENTER OF TOOTH CONTACT IN ALIGNED RELATION WITH THE END OF THE BEAM ENGAGING SAID ONE SUN GEAR AND THE OTHER SUN GEAR ENGAGING THE OTHER SET OF PLANET GEARS WITH THE CENTER OF TOOTH CONTACT IN ALIGNED RELATION WITH THE OTHER END OF THE BEAM ENGAGING SAID OTHER SUN GEAR TO HAVE THE FORCES ON EACH SIDE OF THE FLANGE BALANCED AND TO EQUALIZE THE TORQUE SUPPLIED BETWEEN SAID SUN GEARS AND SAID RESPECTIVE PLANET GEARS.
Claim 2
Dependent Claim
254 words
A SPEED REDUCER COMPRISING A TORQUE TRANSMITTING SHAFT AND AN OUTPUT SHAFT AXIALLY ALIGNED THEREWITH, A FIXED ORBIT GEAR, A CARRIER MOUNTED ON SAID OUTPUT SHAFT AND ROTATING THEREWITH, SAID CARRIER HAVING SIX ROTATABLE SPUR GEARS MESHING WITH SAID ORBIT GEAR TO ROTATE SAID CARRIER ON APPLICATION OF TORQUE THERETO, THREE PLANET GEARS EACH MOUNTED ON A RESPECTIVE SPUR GEAR POSITIONED 120 DEGREES TO ONE ANOTHER, A SECOND SET OF THREE PLANET GEARS MOUNTED ON THE THREE REMAINING SPUR GEARS AT 120 DEGREES TO ONE ANOTHER, MEANS FOR MOUNTING SAID TORQUE TRANSMITTING SHAFT TO HAVE AN END DEVIATING FROM THE ALIGNED AXIS ON APPLICATION OF LOW RADIAL PRESSURES THERETO, SAID END HAVING A RADIAL FLANGE WITH THREE BEAMS EXTENDING GENERALLY LONGITUDINAL TO SAID TORQUE TRANSMITTING SHAFT AND ON EACH SIDE OF SAID FLANGE AND HAVING A LIMITED UNIVERSAL MOVEMENT RELATIVE TO SAID FLANGE, TWO SUN GEARS MOUNTED ON OPPOSITE ENDS OF SAID BEAMS TO MOVE RADIALLY AND CIRCUMFERENTIALLY WITH RESPECT TO EACH OTHER AND SAID FLANGE, ONE SUN GEAR ENGAGING ONE SET OF PLANET GEARS WITH THE CENTER OF TOOTH CONTACT IN ALIGNED RELATION WITH THE END OF THE BEAM ENGAGING SAID ONE SUN GEAR AND THE OTHER SUN GEAR ENGAGING THE OTHER SET OF PLANET GEARS WITH THE CENTER OF TOOTH CONTACT IN ALIGNED RELATION WITH THE OTHER END OF THE BEAM ENGAGING SAID OTHER SUN GEAR TO HAVE THE FORCES ON EACH SIDE OF THE FLANGE BALANCED AND TO EQUALIZE THE TORQUE SUPPLIED BETWEEN SAID SUN GEARS AND SAID RESPECTIVE PLANET GEARS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |