Patent US3180656A successfully refreshed from Google Patents.
US3180656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scooter driving assembly
Assignee: Individual
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Filing: 1963-06-18
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Granted: 1965-04-27
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Expires: 1983-06-18
Abstract
No abstract record available.
Inventors
- 👤 Rolf J Gruenstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:07
CPC Classifications
B; B62; B62K; B62K3/00; B62K3/002; B62M; B62M1/00; B62M1/24; B62M1/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
A WHEELED SCOOTER COMPRISING A SCOOTER FRAME, A FRONT WHEEL AND A REAR DRIVING WHEEL MOUNTED ON SAID SCOOTER FRAME, A DRIVING SPROCKET CONNECTED TO SAID DRIVING WHEEL, A CHAIN DRIVING SAID SPROCKET, SAID CHAIN ACTING RECIPROCALLY BETWEEN FIRST AND SECOND POSITIONS IN ACTUATING SAID SPROCKET, A ROCKER ARM MOUNTED ON THE FRAME AND CONNECTED ON THE CHAIN TO PULL THE CHAIN TO THE FIRST POSITION, A BAR SLIDABLY MOUNTED UNDER SAID FRAME, ALIGNED WITH SAID SPROCKET AND RECIPROCALLY MOVABLE TOWARDS AND AWAY FROM SAID SPROCKET, THE END OF SAID CHAIN LEADING TO SAID SPROCKET BEING ATTACHED TO ONE END OF SAID BAR, TENSION SPRING MEANS SECURED TO SAID SCOOTER FRAME AND SAID BAR TO CAUSE SAID CHAIN TO BE MOVED TO THE SECOND POSITION, AND A CLUTCH INTERCONNECTING SAID DRIVE SPROCKET AND SAID DRIVE WHEEL TO TRANSMIT TORQUE TO SAID WHEEL ONLY WHILE SAID CHAIN IS BEING MOVED FROM THE SECOND TO THE FIRST POSITION, A IDLER SPROCKET MOUNTED UNDER THE REAR END OF SAID ROCKER ARM TO ALLOW SAID CHAIN TO MOVE SUBSTANTIALLY VERTICALLY UPON ACTUATION BETWEEN SAID ROCKER ARM AND SAID SPROCKET.
Claim 2
Dependent Claim
185 words
A WHEELED SCOOTER COMPRISING A SCOOTER FRAME, A FRONT WHEEL AND A REAR DRIVING WHEEL MOUNTED ON SAID SCOOTER FRAME, A DRIVING SPROCKET CONNECTED TO SAID DRIVING WHEEL, A CHAIN DRIVING SAID SPROCKET, SAID CHAIN ACTING RECIPROCALLY BETWEEN FIRST AND SECOND POSITIONS IN ACTUATING SAID SPROCKET, A ROCKER ARM MOUNTED ON THE FRAME AND CONNECTED ON THE CHAIN TO PULL THE CHAIN TO THE FIRST POSITION, A BAR SLIDABLY MOUNTED UNDER SAID FRAME, ALIGNED WITH SAID SPROCKET AND RECIPROCALLY MOVABLE TOWARDS AND AWAY FROM SAID SPROCKET, THE END OF SAID CHAIN LEADING TO SAID SPROCKET BEING ATTACHED TO ONE END OF SAID BAR, TENSION SPRING MEANS SECURED TO SAID SCOOTER FRAME AND SAID BAR TO CAUSE SAID CHAIN TO BE MOVED TO THE SECOND POSITION, AND A CLUTCH INTERCONNECTING SAID DRIVE SPROCKET AND SAID DRIVE WHEEL TO TRANSMIT TORQUE TO SAID WHEEL ONLY WHILE SAID CHAIN IS BEING MOVED FROM THE SECOND TO THE FIRST POSITION, A IDLER SPROCKET MOUNTED UNDER THE REAR END OF SAID ROCKER ARM TO ALLOW SAID CHAIN TO MOVE SUBSTANTIALLY VERTICALLY UPON ACTUATION BETWEEN SAID ROCKER ARM AND SAID SPROCKET.
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) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |