Patent US3281735A successfully refreshed from Google Patents.
US3281735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic switch having swingably supported permanent magnet actuating means
Assignee: Individual
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Filing: 1965-04-14
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Granted: 1966-10-25
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Expires: 1985-04-14
Abstract
No abstract record available.
Inventors
- 👤 Blumish Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:10
CPC Classifications
H; H01; H01H; H01H36/00; H01H36/0073
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A SWITCH COMPRISING A CONTAINER, SPACED TERMINALS IN SAID CONTAINER, AN ARMATURE SWINGABLY SUPPORTED IN SAID CONTAINER AND ADAPTED TO SWING INTO ENGAGEMENT WITH SAID SPACED TERMINALS TO COMPLETE A CIRCUIT THEREBETWEEN, A PERMANENT MAGNET, MEANS ABOVE SAID TERMINALS AND SPACED LATERALLY THEREFROM SWINGABLY SUPPORTING SAID PERMANENT MAGNET ON THE OPPOSITE SIDE OF SAID SPACED TERMINALS FROM SAID ARMATURE, AND MEANS TO COMPLTE A MAGNETIC CIRCUIT FROM SAID PERMANENT MAGNET TO SAID ARMATURE WHEREBY SAID ARMATURE IS URGED TO SWING INTO ENGAGEMENT WITH SAID SPACED TERMINALS WHEN SAID PERMANENT MAGNET IS SWUNG TOWARD SAID ARMATURE WHEREBY AN ELECTRICAL CIRCUIT IS COMPLETED BETWEEN SAID TERMINALS, SAID PERMANENT MAGNET AND SAID ARMATURE BEING ADAPTED TO BE SWUNG BY GRAVITY FROM SAID TERMINALS WHEN SAID PERMANENT MAGNET IS SWING AWAY FROM SAID TERMINALS.
Claim 2
Dependent Claim
130 words
A SWITCH COMPRISING A CONTAINER, SPACED TERMINALS IN SAID CONTAINER, AN ARMATURE SWINGABLY SUPPORTED IN SAID CONTAINER AND ADAPTED TO SWING INTO ENGAGEMENT WITH SAID SPACED TERMINALS TO COMPLETE A CIRCUIT THEREBETWEEN, A PERMANENT MAGNET, MEANS ABOVE SAID TERMINALS AND SPACED LATERALLY THEREFROM SWINGABLY SUPPORTING SAID PERMANENT MAGNET ON THE OPPOSITE SIDE OF SAID SPACED TERMINALS FROM SAID ARMATURE, AND MEANS TO COMPLTE A MAGNETIC CIRCUIT FROM SAID PERMANENT MAGNET TO SAID ARMATURE WHEREBY SAID ARMATURE IS URGED TO SWING INTO ENGAGEMENT WITH SAID SPACED TERMINALS WHEN SAID PERMANENT MAGNET IS SWUNG TOWARD SAID ARMATURE WHEREBY AN ELECTRICAL CIRCUIT IS COMPLETED BETWEEN SAID TERMINALS, SAID PERMANENT MAGNET AND SAID ARMATURE BEING ADAPTED TO BE SWUNG BY GRAVITY FROM SAID TERMINALS WHEN SAID PERMANENT MAGNET IS SWING AWAY FROM SAID TERMINALS.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |