US3217552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timing drive
Assignee: Individual
•
Filing: 1963-07-29
•
Granted: 1965-11-16
•
Expires: 1983-07-29
Abstract
No abstract record available.
Inventors
- 👤 Daub Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:27
CPC Classifications
F; F16; F16H; F16H7/00; F16H7/02; F16H7/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A TIMING DRIVE MECHANISM COUPLING A POWER DELIVERING SHAFT AND A POWER RECEIVING SHAFT ROTATABLY MOUNTED IN A MAIN SUPPORTING STRUCTURE COMPRISING TOOTHED GEARS ON SAID SHAFTS, A TOOTHED BELT INTERMESHING WITH SAID TOOTHED GEARS TO MAINTAIN PRECISE ROTATIVE RELATION OF SAID SHAFTS, ROTATABLE INERTIA MEANS MOUNTED ON A MAIN SUPPORTING STRUCTURE AND HAVING A FIRST SMOOTH PULLEY IN TORQUE TRANSMITTING RELATION WITH SAID ROTATABLE INERTIA MEANS, SECOND AND THIRD SMOOTH PULLEYS ON SAID POWER DELIVERING AND POWER RECEIVING SHAFTS RESPECTIVELY, SAID FIRST, SECOND, AND THIRD SMOOTH PULLEYS BEING POSITIONED IN RELATION TO ONE ANOTHER FOR ENGAGEMENT BY A SMOOTH BELT IN A FORCE TRANSMITTING RELATION AND A SMOOTH BELT ENGAGING SAID FIRST, SECOND AND THIRD SMOOTH PULLEYS IN SLIPPABLE RELATION TO TRANSMIT FROM SAID POWER DELIVERING SHAFT TO SAID POWER RECEIVING SHAFT POWER STEADIED BY SAID ROTATABLE INERTIA MEANS THROUGH SAID FIRST SMOOTH PULLEY WHILE SAID SHAFTS ARE MAINTAINED IN PRECISE ROTATIVE RELATION BY SAID TOOTHED BELT.
Claim 2
Dependent Claim
158 words
A TIMING DRIVE MECHANISM COUPLING A POWER DELIVERING SHAFT AND A POWER RECEIVING SHAFT ROTATABLY MOUNTED IN A MAIN SUPPORTING STRUCTURE COMPRISING TOOTHED GEARS ON SAID SHAFTS, A TOOTHED BELT INTERMESHING WITH SAID TOOTHED GEARS TO MAINTAIN PRECISE ROTATIVE RELATION OF SAID SHAFTS, ROTATABLE INERTIA MEANS MOUNTED ON A MAIN SUPPORTING STRUCTURE AND HAVING A FIRST SMOOTH PULLEY IN TORQUE TRANSMITTING RELATION WITH SAID ROTATABLE INERTIA MEANS, SECOND AND THIRD SMOOTH PULLEYS ON SAID POWER DELIVERING AND POWER RECEIVING SHAFTS RESPECTIVELY, SAID FIRST, SECOND, AND THIRD SMOOTH PULLEYS BEING POSITIONED IN RELATION TO ONE ANOTHER FOR ENGAGEMENT BY A SMOOTH BELT IN A FORCE TRANSMITTING RELATION AND A SMOOTH BELT ENGAGING SAID FIRST, SECOND AND THIRD SMOOTH PULLEYS IN SLIPPABLE RELATION TO TRANSMIT FROM SAID POWER DELIVERING SHAFT TO SAID POWER RECEIVING SHAFT POWER STEADIED BY SAID ROTATABLE INERTIA MEANS THROUGH SAID FIRST SMOOTH PULLEY WHILE SAID SHAFTS ARE MAINTAINED IN PRECISE ROTATIVE RELATION BY SAID TOOTHED BELT.
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |