Patent US3229988A successfully refreshed from Google Patents.
US3229988A
Expired / Lapsed
US
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Conversion axle for three wheel bicycle
Assignee: Individual
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Filing: 1964-01-13
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Granted: 1966-01-18
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Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Richard C Mansperger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:25
CPC Classifications
B; B62; B62K; B62K13/00; B62K13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A CONVERSION AXLE FOR A THREE-WHEEL BICYCLE COMPRISING IN COMBINATION: (A) A PAIR OF COAXIALLY ALIGNED TUBULAR MEMBERS, (B) A YOKE RIGIDLY INTERCONNECTED BETWEEN SAID TUBULAR MEMBERS TO HOLD THE INNER ENDS OF SAID TUBULAR MEMBERS IN AXIALLY SPACED POSITION, (C) MEANS ON THE OUTER END OF ONE OF SAID TUBULAR MEMBERS ARRANGED TO BE FIXED TO ONE END OF THE BEARING AXLE OF A STANDARD BICYCLE FRONT WHEEL TO SUPPORT SAID STANDARD FRONT WHEEL IN OPERATIVE POSITION, (D) AN AXLE SHAFT JOURNALED IN THE OTHER OF SAID TUBULAR MEMBERS HAVING AN INNER END PROJECTING INTO SAIE SPACE BETWEEN THE INNER ENDS OF SAID TUBULAR MEMBERS, (E) A DRIVE SPROCKET FIXED TO SAID INNER END OF SAID AXLE SHAFT ADAPTED TO BE DRIVEN BY THE REGULAR BICYCLE CHAIN OF THE BICYCLE TO BE CONVERTED,
Claim 2
Dependent Claim
134 words
A CONVERSION AXLE FOR A THREE-WHEEL BICYCLE COMPRISING IN COMBINATION: (A) A PAIR OF COAXIALLY ALIGNED TUBULAR MEMBERS, (B) A YOKE RIGIDLY INTERCONNECTED BETWEEN SAID TUBULAR MEMBERS TO HOLD THE INNER ENDS OF SAID TUBULAR MEMBERS IN AXIALLY SPACED POSITION, (C) MEANS ON THE OUTER END OF ONE OF SAID TUBULAR MEMBERS ARRANGED TO BE FIXED TO ONE END OF THE BEARING AXLE OF A STANDARD BICYCLE FRONT WHEEL TO SUPPORT SAID STANDARD FRONT WHEEL IN OPERATIVE POSITION, (D) AN AXLE SHAFT JOURNALED IN THE OTHER OF SAID TUBULAR MEMBERS HAVING AN INNER END PROJECTING INTO SAIE SPACE BETWEEN THE INNER ENDS OF SAID TUBULAR MEMBERS, (E) A DRIVE SPROCKET FIXED TO SAID INNER END OF SAID AXLE SHAFT ADAPTED TO BE DRIVEN BY THE REGULAR BICYCLE CHAIN OF THE BICYCLE TO BE CONVERTED,
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |