Patent US5114570A successfully refreshed from Google Patents.
US3215902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diode rectified and solenoid actuated mechanism
Assignee: Individual
•
Filing: 1962-12-28
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Granted: 1965-11-02
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Expires: 1982-12-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Foley
- 👤 Foley Clifford Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:09
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/16; H01F7/1607
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
330 words
A DIODE RECTIFIED SOLENOID ACTUATED MECHANISM COMPRISING, A SOLENOID HAVING A HOLLOW CORE, AN ARMATURE RESPONSIVE TO ENERGIZATION OF SAID SOLENOID AND POSITIONED AT LEAST PARTIALLY WITHIN SAID HOLLOW CORE OF SAID SOLENOID, A MAGNETICALLY RESPONSIVE COVER SURROUNDING AND DIRECTLY ADJACENT THE OUTER SURFACE OF SAID SOLENOID, A FIRST FLUX PLATE EXTENDING ACROSS ONE END OF SAID SOLENOID AND CONNECTED TO ONE END OF SAID MAGNETICALLY RESPONSIVE COVER, A SECOND FLUX PLATE HAVING AN APERTURE THROUGH ITS CENTER FOR RECEIVING SAID ARMATURE, EXTENDING ACROSS THE OTHER END OF SAID SOLENOID AND CONNECTED TO THE OTHER END OF SAID MAGNETIC COVER, SAID FIRST AND SECOND FLUX PLATES BEING SUBSTANMTIALLY COAXIAL WITH THE AXIS OF SAID SOLENOID, MEANS FOR URGING SAID ARMATURE TO A FIRST POSITION RELATIVE TO SAID SOLENOID, FOUR SEMI-CONDUCTOR DIODES CONNECTED IN A RECTIFIER BRIDGE CIRCUIT HAVING TWO POWER INPUT TERMINALS AND TWO DIRECT CURRENT OUTPUT TERMINALS, SAID SEMI-CONDUCTOR DIODES ARRANGED IN A PLANE SUBSTANTIALLY PERPENDICULAR TO THE AXIS OF SAID SOLENOID AND PLACED IN A POSITION BETWEEN ONE END OF SAID SOLENOID AND ONE OF SAID ADJACENT FLUX PLATES, SAID FLUX PLATE ADJACENT SAID SEMI-CONDUCTOR DIODES HAVING AN INNER PORTION PROCEEDING PERPENDICULARLY FROM THE CENTRAL PORTION OF SAID FLUX PLATE, SAID INNER PERPENDICULAR PORTION HAVING A DIAMETER EQUAL APPROXIMATELY TO THE DIAMETER OF SAID HOLLOW CORE AND PROCEEDING TOWARD SAID HOLLOW CORE OF SAID SOLENOID, AND SAID INNER PERPENDICULAR PORTION FALLING BETWEEN SAID SEMI-CONDUCTOR DIODES AND SAID HOLLOW CORE AND EXTENDING TOWARD SAID CORE AT LEAST TO A PLANE PERPENDICULAR TO THE AXIS OF SAID SOLENOID, WHICH PLANE FALLS BETWEEN SAID FOUR SEMI-CONDUCTOR DIODES AND THE END OF SAID SOLENOID ADJACENT SAID DIODES WHEREBY THE MAGNETIC FLUX DEVELOPED BY SAID SOLENOID IS SHIELDED FROM SAID SEMI-CONDUCTOR DIODES BY SAID FLUX PLATE, AND MEANS CONNECTING SAID TWO DIRECT CURRENT OUTPUT TERMINALS OF SAID RECTIFIER BRIDGE CIRCUIT TO SAID SOLENOID FOR MOVING SAID ARMATURE TO A SECOND POSITION TOWARD THE CENTER OF SAID SOLENOID UPON ENERGIZATION OF SAID BRIDGE CIRCUIT.
Claim 2
Dependent Claim
330 words
A DIODE RECTIFIED SOLENOID ACTUATED MECHANISM COMPRISING, A SOLENOID HAVING A HOLLOW CORE, AN ARMATURE RESPONSIVE TO ENERGIZATION OF SAID SOLENOID AND POSITIONED AT LEAST PARTIALLY WITHIN SAID HOLLOW CORE OF SAID SOLENOID, A MAGNETICALLY RESPONSIVE COVER SURROUNDING AND DIRECTLY ADJACENT THE OUTER SURFACE OF SAID SOLENOID, A FIRST FLUX PLATE EXTENDING ACROSS ONE END OF SAID SOLENOID AND CONNECTED TO ONE END OF SAID MAGNETICALLY RESPONSIVE COVER, A SECOND FLUX PLATE HAVING AN APERTURE THROUGH ITS CENTER FOR RECEIVING SAID ARMATURE, EXTENDING ACROSS THE OTHER END OF SAID SOLENOID AND CONNECTED TO THE OTHER END OF SAID MAGNETIC COVER, SAID FIRST AND SECOND FLUX PLATES BEING SUBSTANMTIALLY COAXIAL WITH THE AXIS OF SAID SOLENOID, MEANS FOR URGING SAID ARMATURE TO A FIRST POSITION RELATIVE TO SAID SOLENOID, FOUR SEMI-CONDUCTOR DIODES CONNECTED IN A RECTIFIER BRIDGE CIRCUIT HAVING TWO POWER INPUT TERMINALS AND TWO DIRECT CURRENT OUTPUT TERMINALS, SAID SEMI-CONDUCTOR DIODES ARRANGED IN A PLANE SUBSTANTIALLY PERPENDICULAR TO THE AXIS OF SAID SOLENOID AND PLACED IN A POSITION BETWEEN ONE END OF SAID SOLENOID AND ONE OF SAID ADJACENT FLUX PLATES, SAID FLUX PLATE ADJACENT SAID SEMI-CONDUCTOR DIODES HAVING AN INNER PORTION PROCEEDING PERPENDICULARLY FROM THE CENTRAL PORTION OF SAID FLUX PLATE, SAID INNER PERPENDICULAR PORTION HAVING A DIAMETER EQUAL APPROXIMATELY TO THE DIAMETER OF SAID HOLLOW CORE AND PROCEEDING TOWARD SAID HOLLOW CORE OF SAID SOLENOID, AND SAID INNER PERPENDICULAR PORTION FALLING BETWEEN SAID SEMI-CONDUCTOR DIODES AND SAID HOLLOW CORE AND EXTENDING TOWARD SAID CORE AT LEAST TO A PLANE PERPENDICULAR TO THE AXIS OF SAID SOLENOID, WHICH PLANE FALLS BETWEEN SAID FOUR SEMI-CONDUCTOR DIODES AND THE END OF SAID SOLENOID ADJACENT SAID DIODES WHEREBY THE MAGNETIC FLUX DEVELOPED BY SAID SOLENOID IS SHIELDED FROM SAID SEMI-CONDUCTOR DIODES BY SAID FLUX PLATE, AND MEANS CONNECTING SAID TWO DIRECT CURRENT OUTPUT TERMINALS OF SAID RECTIFIER BRIDGE CIRCUIT TO SAID SOLENOID FOR MOVING SAID ARMATURE TO A SECOND POSITION TOWARD THE CENTER OF SAID SOLENOID UPON ENERGIZATION OF SAID BRIDGE CIRCUIT.
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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) | 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 |