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US3214854A Expired / Lapsed US ⏱️ 0.0 years remaining

Animated device

Assignee: Individual
•
Filing: 1962-08-07
•
Granted: 1965-11-02
•
Expires: 1982-08-07
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Abstract

No abstract record available.

Inventors

  • 👤 Robert G Swan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 19:13
CPC Classifications
G; G09; G09F; G09F11/00; G09F11/30; G09F11/34

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 255 words
A DEVICE OF THE CHARACTER DESCRIBED COMPRISING A NONMAGNETIC SUBSTANTIALLY FLAT UPRIGHT BASE, AN ARM MOUNTED ON ONE SIDE OF SAID BASE FOR PIVOTAL MOVEMENT ABOUT AN AXIS PERPENDICULAR THERETO, A PERMANENT MAGNET FIXED TO SAID ARM, THE POLES OF SAID MAGNET BEING ON A LINE PERPENDICULAR TO SAID ARM AND PARALLEL TO AID BASE, TWO NORMALLY SEPARATED BUT PARTIALLY OVERLAPPING FLAT RESILIENT MAGNETIC LEAF CONTACTS IN PARALLEL RELATION, SAID CONTACTS AND SAID PERMANENT MAGNET BEING ON OPPOSITE SIDES OF SAID BASE, THE OUTER ENDS OF SAID CONTACTS BEING FIXED TO SAID BASE, THE CONTACTS BEING PARALLEL TO SAID BASE AND SUFFICIENTLY CLOSE TO THE PATH OF MOVEMENT OF SAID PERMANENT MAGNET TO BE MAGNETIZED THEREBY DURING ONE PORTION OF ITMOVEMENT WHEN SAID LINE CONNECTING THE MAGNET POLE IS SUBSTANTIALLY PARALLEL TO SAID CONTACTS, WHEREBY THE OVERLAPPING PORTIONS OF SAID CONTACTS WILL BE BROUGH INTO ELECTRICAL CONDUCTING ENGAGEMENT, AN ELECTROMAGNET MOUNTED ON SAID BASE, SAID ELECTROMAGNET HAVING A COIL WITH AN AXIS PARALLEL TO SAID BASE AND TWO POLES EXTENDING PERPENDICULAR TO SAID BASE, SAID POLES BEING SPACED A SUFFICIENT DISTANCE FROM SAID LEAF CONTACTS TO PRODUCE NO PHYSICAL EFFECT ON SAID CONTACTS BUT BEING SUFFICIENTLY CLOSE TO SAID ONE PORTION OF THE PERMANENT MAGNET PATH TO IMPET THE PERMANENT MAGNET TO ANOTHER PORTION OF ITS PATH IN RESPONSE TO ENERGIZATION OF SAID ELECTRONMAGNET, AN ELECTRICAL POWER SOURCE, AND MEANS CONNECTING SAID CONTACTS, ELECTROMAGNET AND POWER SOURCE IN AN ELECTRICAL SERIES CIRCUIT, WHEREBY ENGAGEMENT OF SAID CONTACTS WILL CLOSE SAID CIRCUIT AND ENERGIZE SAID ELECTROMAGNET.

References Cited (Backward Citations)

US2018577A Cited
US2050568A Cited
US2073321A Cited
US2186744A Cited
US2406021A Cited
US2583741A Cited
US2810083A Cited
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US3075102A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-01 1969-05-03 1969-11-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-01 1973-05-03 1973-11-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-01 1977-05-03 1977-11-02 $7700.00 Window Closed / Lapsed

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