Patent US3277747A successfully refreshed from Google Patents.
US3277747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gear drive actuating mechanism
Assignee: General Mills Inc
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Filing: 1963-10-09
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Granted: 1966-10-11
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Expires: 1983-10-09
Abstract
No abstract record available.
Inventors
- 👤 Harold E Froehlich
- 👤 Forrest R Grimm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:06
CPC Classifications
F; F16; F16H; F16H35/00; F16H35/10; F16D; F16D7/00; F16D7/02; Y; Y10; Y10S; Y10S475/00; Y10S475/901; Y10S475/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
232 words
AN AACTUATOR TO CAUSE SWING MOTION OF A MEMBER WITH REPECT TO A BASE MEMBER, SAID ACTUATOR COMPRISING: (A) A HOUSING, (B) A MOTOR MOUNTED IN SAID HOUSING, (C) A SPEED REDUCING PINION AND SPUR GEAR TRAIN OPERATIVELY CONNECTED TO SAID MOTOR, (D) AN OVERLOAD CLUTCH HAVING AN INPUT AND AN OUTPUT PORTION AND OPERATIVELY CONNECTED BY ITS INPUT PORTION TO SAID PINION AND GEAR TRAIN, (E) A SPEED REDUCING PLANETARY GEAR ASSEMBLY OPERATIVELY CONNECTED BY AN INPUT END TO THE OUTPUT PORTION OF SAID CLUTCH, AND (F) AN OUTPUT SHAFT OPERATIVELY CONNECTED TO AN OUTPUT END OF SAID PLANETARY ASSEMBLY, THE INPUT PORTION OF SAID OVERLOAD CLUTCH BEING FIXED TO AN OUTPUT SPUR GEAR OF SAID PINION AND SPUR GEAR TRAIN, AND THE OUTPUT PORTION OF SAID CLUTCH BEING FIXED TO AN INPUT SHAFT MEANS OF SAID PLANETARY ASSEMBLY, SAID OUTPUT SPUR GEAR BEING CONCENTRICALLY MOUNTED WITH RESPECT TO SAID PLANETARY INPUT SHAFT MEANS AND PRESENTING A FRONT AND A REAR CLUTCH FACE, SAID INPUT SHAFT MEANS HAVING A CLUTCH FLANGE ENGAGING ONE OF SAID CLUTCH FACES OF SAID OUTPUT SPUR GEAR, A SECOND OUTPUT CLUTCH MEMBER ENGAGING THE OTHER CLUTCH FACE OF SAID OUTPUT SPUR GEAR, MEANS MOUNTED FROM SAID PLANETARY INPUT SHAFT MEANS TO PRESS SAID SECOND OUTPUT CLUTCH MEMBER AGAINST SAID OTHER CLUTCH FACE AND TO THUS PRESS SAID ONE OF SAID CLUTCH FACES AGAINST SAID CLUTCH FLANGE.
Claim 2
Dependent Claim
232 words
AN AACTUATOR TO CAUSE SWING MOTION OF A MEMBER WITH REPECT TO A BASE MEMBER, SAID ACTUATOR COMPRISING: (A) A HOUSING, (B) A MOTOR MOUNTED IN SAID HOUSING, (C) A SPEED REDUCING PINION AND SPUR GEAR TRAIN OPERATIVELY CONNECTED TO SAID MOTOR, (D) AN OVERLOAD CLUTCH HAVING AN INPUT AND AN OUTPUT PORTION AND OPERATIVELY CONNECTED BY ITS INPUT PORTION TO SAID PINION AND GEAR TRAIN, (E) A SPEED REDUCING PLANETARY GEAR ASSEMBLY OPERATIVELY CONNECTED BY AN INPUT END TO THE OUTPUT PORTION OF SAID CLUTCH, AND (F) AN OUTPUT SHAFT OPERATIVELY CONNECTED TO AN OUTPUT END OF SAID PLANETARY ASSEMBLY, THE INPUT PORTION OF SAID OVERLOAD CLUTCH BEING FIXED TO AN OUTPUT SPUR GEAR OF SAID PINION AND SPUR GEAR TRAIN, AND THE OUTPUT PORTION OF SAID CLUTCH BEING FIXED TO AN INPUT SHAFT MEANS OF SAID PLANETARY ASSEMBLY, SAID OUTPUT SPUR GEAR BEING CONCENTRICALLY MOUNTED WITH RESPECT TO SAID PLANETARY INPUT SHAFT MEANS AND PRESENTING A FRONT AND A REAR CLUTCH FACE, SAID INPUT SHAFT MEANS HAVING A CLUTCH FLANGE ENGAGING ONE OF SAID CLUTCH FACES OF SAID OUTPUT SPUR GEAR, A SECOND OUTPUT CLUTCH MEMBER ENGAGING THE OTHER CLUTCH FACE OF SAID OUTPUT SPUR GEAR, MEANS MOUNTED FROM SAID PLANETARY INPUT SHAFT MEANS TO PRESS SAID SECOND OUTPUT CLUTCH MEMBER AGAINST SAID OTHER CLUTCH FACE AND TO THUS PRESS SAID ONE OF SAID CLUTCH FACES AGAINST SAID CLUTCH FLANGE.
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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |