US3299729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission mechanisms
Assignee: Individual
•
Filing: 1964-10-07
•
Granted: 1967-01-24
•
Expires: 1984-10-07
Abstract
No abstract record available.
Inventors
- 👤 Durand Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:42
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/02; F16H57/025; F16H1/00; F16H1/02; F16H1/04; F16H1/06; F16H57/02004; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19614; Y10T74/19628; Y10T74/19633
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
238 words
A MECHANISM FOR TRANSMITTING MOTION TO A TOOTHED GEAR HAVING PERIPHERAL TEETH AND MOUNTED ON A FIXED FRAME STRUCTURE, WHICH COMPRISES, IN COMBINATION, A DRIVING PINION MESHING WITH THE TEETH OF SAID GEAR; A MOUNTING SEPARATE FROM SAID FIXED FRAME STRUCTURE, SAID PINION BEING ROTATABLY MOUNTED IN SAID MOUNTING; AN ANCHOR ROD CONNECTING SAID MOUNTING TO FIXED POINT OF SAID FRAME STRUCTURE AND ADAPTED TO HOLD SAID MOUNTING IN THE TANGENTIAL DIRECTION WITH RESPECT TO SAID GEAR, SAID ROD HAVING ITS ENDS PIVOTALLY ATTACHED TO SAID FIXED POINT AND SAID MOUNTING, RESPECTIVELY; A PAIR OF BEARING BARS CONNECTING SAID MOUNTING TO A PAIR OF FIXED POINTS ON SAID FRAME STRUCTURE, SAID BARS BEING DISPOSED ON EITHER SIDE OF A PLANE CONTAINING THE AXIS OF SAID PINION AND THE AXIS OF SAID GEAR, THE ENDS OF SAID BEARING BARS BEING PIVOTED RESPECTIVELY ON SAID MOUNTING AND ON THE TWO CORRESPONDING POINTS OF SAID FRAME STRUCTURE; THE PIVOT POINTS OF SAID PAIR OF BEARING BARS ON SAID MOUNTING BEING SO DISPOSED THAT THE THEORETICAL JUNCTION LINE BETWEEN SAID TWO PIVOT POINTS INTERSECTS THE PERPENDICULAR COMMON TO SAID PINION AXIS AND SAID GEAR AXIS, SAID PERPENDICULAR BEING SUBSTANTIALLY CONTAINED IN THE MEDIAN PLANE OF THE TEETH OF SAID PINION AND GEAR, THE POINT OF INTERSECTION OF SAID TWO LINES BEING DISPOSED ON THE SAME SIDE AS THE GEAR AXIS WITH RESPECT TO THE MESHING POINTS OF SAID PINION AND GEAR TEETH.
Claim 2
Dependent Claim
238 words
A MECHANISM FOR TRANSMITTING MOTION TO A TOOTHED GEAR HAVING PERIPHERAL TEETH AND MOUNTED ON A FIXED FRAME STRUCTURE, WHICH COMPRISES, IN COMBINATION, A DRIVING PINION MESHING WITH THE TEETH OF SAID GEAR; A MOUNTING SEPARATE FROM SAID FIXED FRAME STRUCTURE, SAID PINION BEING ROTATABLY MOUNTED IN SAID MOUNTING; AN ANCHOR ROD CONNECTING SAID MOUNTING TO FIXED POINT OF SAID FRAME STRUCTURE AND ADAPTED TO HOLD SAID MOUNTING IN THE TANGENTIAL DIRECTION WITH RESPECT TO SAID GEAR, SAID ROD HAVING ITS ENDS PIVOTALLY ATTACHED TO SAID FIXED POINT AND SAID MOUNTING, RESPECTIVELY; A PAIR OF BEARING BARS CONNECTING SAID MOUNTING TO A PAIR OF FIXED POINTS ON SAID FRAME STRUCTURE, SAID BARS BEING DISPOSED ON EITHER SIDE OF A PLANE CONTAINING THE AXIS OF SAID PINION AND THE AXIS OF SAID GEAR, THE ENDS OF SAID BEARING BARS BEING PIVOTED RESPECTIVELY ON SAID MOUNTING AND ON THE TWO CORRESPONDING POINTS OF SAID FRAME STRUCTURE; THE PIVOT POINTS OF SAID PAIR OF BEARING BARS ON SAID MOUNTING BEING SO DISPOSED THAT THE THEORETICAL JUNCTION LINE BETWEEN SAID TWO PIVOT POINTS INTERSECTS THE PERPENDICULAR COMMON TO SAID PINION AXIS AND SAID GEAR AXIS, SAID PERPENDICULAR BEING SUBSTANTIALLY CONTAINED IN THE MEDIAN PLANE OF THE TEETH OF SAID PINION AND GEAR, THE POINT OF INTERSECTION OF SAID TWO LINES BEING DISPOSED ON THE SAME SIDE AS THE GEAR AXIS WITH RESPECT TO THE MESHING POINTS OF SAID PINION AND GEAR TEETH.
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) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |