Patent US5519450A successfully refreshed from Google Patents.
Patent US3326060A successfully refreshed from Google Patents.
US3326060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Honeywell Inc
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Filing: 1965-05-28
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Granted: 1967-06-20
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Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Robert F Rasmussen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:55
CPC Classifications
G; G05; G05G; G05G19/00; B; B64; B64C; B64C13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A COUPLING UNIT FOR CONNECTING TWO ROTATING SERVO ACTUATORS TO PROVIDE A DUAL CONTROLLED OUTPUT DRIVE COMPRISING: A PLANET GEAR CARRIER; A PAIR OF PLANET, SPUR GEARS ROTATABLY SUPPORTED ON DIFFERENT AXES BY THE CARRIER AND INTERMESHING; A SUN GEAR MESHING WITH ONE PLANET GEAR; A SECOND SUN GEAR MESHING WITH THE OTHER PLANET GEAR; A DRIVE SHAFT OF ONE ACTUATOR FOR ONE SUN GEAR; A SECOND DRIVE SHAFT FROM THE OTHER ACTUATOR FOR THE OTHER SUN GEAR; AND MEANS FOR MOVING EACH SUN GEAR FROM A POSITION WHEREIN IT IS FRICTIONALLY LOCKED TO THE PLANET GEAR CARRIER TO A POSITION WHERE IT IS DRIVEN BY ITS DRIVE SHAFT, WHEREBY THE PLANET GEAR CARRIER WHICH IS THE OUTPUT OF THE DUAL CONTROL SERVO IS GIVEN A DISPLACEMENT THAT IS THE AVERAGE OF THE DISPLACEMENTS OF THE TWO SUN GEARS.
Claim 2
Dependent Claim
139 words
A COUPLING UNIT FOR CONNECTING TWO ROTATING SERVO ACTUATORS TO PROVIDE A DUAL CONTROLLED OUTPUT DRIVE COMPRISING: A PLANET GEAR CARRIER; A PAIR OF PLANET, SPUR GEARS ROTATABLY SUPPORTED ON DIFFERENT AXES BY THE CARRIER AND INTERMESHING; A SUN GEAR MESHING WITH ONE PLANET GEAR; A SECOND SUN GEAR MESHING WITH THE OTHER PLANET GEAR; A DRIVE SHAFT OF ONE ACTUATOR FOR ONE SUN GEAR; A SECOND DRIVE SHAFT FROM THE OTHER ACTUATOR FOR THE OTHER SUN GEAR; AND MEANS FOR MOVING EACH SUN GEAR FROM A POSITION WHEREIN IT IS FRICTIONALLY LOCKED TO THE PLANET GEAR CARRIER TO A POSITION WHERE IT IS DRIVEN BY ITS DRIVE SHAFT, WHEREBY THE PLANET GEAR CARRIER WHICH IS THE OUTPUT OF THE DUAL CONTROL SERVO IS GIVEN A DISPLACEMENT THAT IS THE AVERAGE OF THE DISPLACEMENTS OF THE TWO SUN GEARS.
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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |