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US3083036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Occupant propelled unicycle
Assignee: UNICYCLE CORP OF AMERICA
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Filing: 1961-05-03
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Granted: 1963-03-26
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Expires: 1981-05-03
Abstract
No abstract record available.
Inventors
- 👤 Iii Dudley E Cornell
- 👤 Robert A O'connell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:57
CPC Classifications
B; B62; B62K; B62K1/00; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2164
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
A UNICYCLE COMPRISING A FORK MEANS INCLUDING AN IDENTICAL PAIR OF RODS SHAPED INTO A CURVED CROSS SECTION AT THE UPPER END SO AS TO PRODUCE AN ALMOST COMPLETELY CIRCULAR HOLLOW TUBE NECK WHEN THE PAIR ARE BROUGHT TOGETHER, EACH OF SAID RODS EXTENDING DOWNWARDLY INTO OUTWARDLY FLARING REVERSE CURVES WHILE RETAINING A CURVED CROSS SECTION BUT ENDING IN FLAT PARALLEL PRONG SECTIONS WITH CIRCULAR OPENINGS, CLAMPING MEANS FOR HOLDING THE UPPER ENDS OF THE RODS TOGETHER, BALL BEARING MEANS FIXED INTO CIRCULAR OPENING OF EACH OF THE PRONG SECTIONS OF THE FORK, AN AXLE ROTATABLY SUPPORTED IN SAID BEARINGS, A PAIR OF HUB FLANGES ATTACHED THROUGH AN INTERFERENCE FIT TO SAID AXLE IN A SYMMETRICALLY SPACED RELATIONSHIP, A SPOKED WHEEL HAVING THE INNER ENDS OF THE SPOKES ATTACHED TO ONE OF THE PERIPHERIES OF SAID HUB FLANGES, A PAIR OF PEDAL CRANK MEANS ATTACHED TO THE EXTREMITIES OF SAID AXLE, AND A SEAT THE POST OF WHICH IS INSERTED IN THE HOLLOW TUBE NECK FORMED BY THE TWO RODS OF THE FORK, SAID SEAT AND POST BEING HELD IN A PRE-DETERMINED POSITION BY THE PRESSURE EXERTED BY THE CLAMP AGAINST THE RODS AND IN TURN ON THE POST OF SAID SEAT.
Claim 2
Dependent Claim
202 words
A UNICYCLE COMPRISING A FORK MEANS INCLUDING AN IDENTICAL PAIR OF RODS SHAPED INTO A CURVED CROSS SECTION AT THE UPPER END SO AS TO PRODUCE AN ALMOST COMPLETELY CIRCULAR HOLLOW TUBE NECK WHEN THE PAIR ARE BROUGHT TOGETHER, EACH OF SAID RODS EXTENDING DOWNWARDLY INTO OUTWARDLY FLARING REVERSE CURVES WHILE RETAINING A CURVED CROSS SECTION BUT ENDING IN FLAT PARALLEL PRONG SECTIONS WITH CIRCULAR OPENINGS, CLAMPING MEANS FOR HOLDING THE UPPER ENDS OF THE RODS TOGETHER, BALL BEARING MEANS FIXED INTO CIRCULAR OPENING OF EACH OF THE PRONG SECTIONS OF THE FORK, AN AXLE ROTATABLY SUPPORTED IN SAID BEARINGS, A PAIR OF HUB FLANGES ATTACHED THROUGH AN INTERFERENCE FIT TO SAID AXLE IN A SYMMETRICALLY SPACED RELATIONSHIP, A SPOKED WHEEL HAVING THE INNER ENDS OF THE SPOKES ATTACHED TO ONE OF THE PERIPHERIES OF SAID HUB FLANGES, A PAIR OF PEDAL CRANK MEANS ATTACHED TO THE EXTREMITIES OF SAID AXLE, AND A SEAT THE POST OF WHICH IS INSERTED IN THE HOLLOW TUBE NECK FORMED BY THE TWO RODS OF THE FORK, SAID SEAT AND POST BEING HELD IN A PRE-DETERMINED POSITION BY THE PRESSURE EXERTED BY THE CLAMP AGAINST THE RODS AND IN TURN ON THE POST OF SAID SEAT.
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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |