Patent US4653787A successfully refreshed from Google Patents.
US3204964A
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Method of demonstrating stroboscopic effect
Assignee: Individual
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Filing: 1964-06-15
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Granted: 1965-09-07
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Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 John J Geary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:58
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/06; G09B23/22; A; A63; A63J; A63J15/00; Y; Y10; Y10S; Y10S428/00; Y10S428/913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
THE METHOD OF DEMONSTRATING STROBOSCOPIC EFFECT WITH A TOY HAVING A TRANSPORT BODY OF GLOBULAR FORM CONTAINING A CIRCULAR LUMINESCENT MEMBER VISIBLE FROM THE EXTERIOR THEREOF, WHICH COMPRISES GYRATING SAID BODY IN LIGHT OF PULSATING INTENSITY TO SET SAID CIRCULAR MEMBER INTO MOTION TO FOLLOW AN ORBITAL PATH AROUND IN THE INNER SURFACE OF SAID BODY, SUCH GYRATION BEING AT SUCH SPEED AS TO CAUSE SAID MEMBER TO APPEAR TO STAND STILL AT AN ORBITAL SPEED SYNCHRONIZED WITH THE PULSATIONS OF SAID LIGHT, TO SLOWLY ADVANCE WITH INCREASED ORBITAL SPEED, AND TO SLOWLY BACK UP WITH DESCREASED ORBITAL SPEED.
Claim 2
Independent Claim
99 words
THE METHOD OF DEMONSTRATING STROBOSCOPIC EFFECT WITH A TOY HAVING A TRANSPORT BODY OF GLOBULAR FORM CONTAINING A CIRCULAR LUMINESCENT MEMBER VISIBLE FROM THE EXTERIOR THEREOF, WHICH COMPRISES GYRATING SAID BODY IN LIGHT OF PULSATING INTENSITY TO SET SAID CIRCULAR MEMBER INTO MOTION TO FOLLOW AN ORBITAL PATH AROUND IN THE INNER SURFACE OF SAID BODY, SUCH GYRATION BEING AT SUCH SPEED AS TO CAUSE SAID MEMBER TO APPEAR TO STAND STILL AT AN ORBITAL SPEED SYNCHRONIZED WITH THE PULSATIONS OF SAID LIGHT, TO SLOWLY ADVANCE WITH INCREASED ORBITAL SPEED, AND TO SLOWLY BACK UP WITH DESCREASED ORBITAL SPEED.
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |