US3072830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary solenoid
Assignee: Individual
•
Filing: 1958-02-14
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Granted: 1963-01-08
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Expires: 1978-02-14
Abstract
No abstract record available.
Inventors
- 👤 Louis P Lazzarini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:58
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/14; H01F7/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A ROTARY SOLENOID OF THE CLOSING-AIR-GAP TYPE, A POLE PIECE HAVING A CENTRAL POLE MEMBER AND AN OUTER POLE MEMBER CONNECTED TO EACH OTHER, EACH HAVING AN END SURFACE, A MAGNET WINDING DISPOSED IN THE SPACE BETWEEN SAID POLE MEMBERS, AN ARMATURE, MEANS FOR MOUNTING SAID ARMATURE ABOUT AN AXIS ON SAID SOLENOID FOR ROTATIVE MOVEMENT WITH RESPECT TO SAID POLE PIECE, SAID ARMATURE HAVING AN AXIALLY FACING SURFACE IN CLOSE PARALLEL RELATION WITH AN END SURFACE OF THE INNER POLE MEMBER AND AN OUTER SURFACE IN CLOSE PARALLEL RELATION
Claim 2
Dependent Claim
91 words
IN A ROTARY SOLENOID OF THE CLOSING-AIR-GAP TYPE, A POLE PIECE HAVING A CENTRAL POLE MEMBER AND AN OUTER POLE MEMBER CONNECTED TO EACH OTHER, EACH HAVING AN END SURFACE, A MAGNET WINDING DISPOSED IN THE SPACE BETWEEN SAID POLE MEMBERS, AN ARMATURE, MEANS FOR MOUNTING SAID ARMATURE ABOUT AN AXIS ON SAID SOLENOID FOR ROTATIVE MOVEMENT WITH RESPECT TO SAID POLE PIECE, SAID ARMATURE HAVING AN AXIALLY FACING SURFACE IN CLOSE PARALLEL RELATION WITH AN END SURFACE OF THE INNER POLE MEMBER AND AN OUTER SURFACE IN CLOSE PARALLEL RELATION
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |