Patent JPS63120918A successfully refreshed from Google Patents.
US3137966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscope toy with free wheeling drive and heavy duty bearings for the flywheel
Assignee: Louis Marx and Co Inc
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Filing: 1962-01-29
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Granted: 1964-06-23
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Expires: 1982-01-29
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Lohr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:28
CPC Classifications
A; A63; A63H; A63H1/00; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1204; Y10T74/1207; Y10T74/1282
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A GYROSCOPE TOY COMPRISING AN ENCLOSED HOUSING MADE OF TWO OPPOSITELY DISHED CIRCULAR HOUSING MEMBERS, A LARGE DIAMETER MASSIVE FLY WHEEL ROTATABLY MOUNTED THEREIN, A GEAR BOX SECURED INSIDE SAID HOUSING, A TRAIN OF STEP-UP GEARING IN SAID GEAR BOX INCLUDING A MAIN GEAR AND A PINION ON THE FLY WHEEL, THE MAIN GEAR HAVING A SOCKET TO DETACHABLY RECEIVE A READILY REMOVABLE CRANK HANDLE, A CRANK HANDLE OF LARGE RADIUS ADAPTED TO BE INSERTED THROUGH THE HOUSING WALL AND INTO THE SOCKET, AND SAID GEARING COMPRISING MEANS PROVIDING AN OVERRUNNING OR FREE WHEELING DRIVE FOR THE FLY WHEEL.
Claim 2
Dependent Claim
99 words
A GYROSCOPE TOY COMPRISING AN ENCLOSED HOUSING MADE OF TWO OPPOSITELY DISHED CIRCULAR HOUSING MEMBERS, A LARGE DIAMETER MASSIVE FLY WHEEL ROTATABLY MOUNTED THEREIN, A GEAR BOX SECURED INSIDE SAID HOUSING, A TRAIN OF STEP-UP GEARING IN SAID GEAR BOX INCLUDING A MAIN GEAR AND A PINION ON THE FLY WHEEL, THE MAIN GEAR HAVING A SOCKET TO DETACHABLY RECEIVE A READILY REMOVABLE CRANK HANDLE, A CRANK HANDLE OF LARGE RADIUS ADAPTED TO BE INSERTED THROUGH THE HOUSING WALL AND INTO THE SOCKET, AND SAID GEARING COMPRISING MEANS PROVIDING AN OVERRUNNING OR FREE WHEELING DRIVE FOR THE FLY WHEEL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |