Patent US3242355A successfully refreshed from Google Patents.
US3242355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic device and parts therefor
Assignee: —
•
Filing: —
•
Granted: 1966-03-22
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Expires: 1983-03-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:32
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/06; H02K7/065; H02K33/00; H02K33/02; H02K33/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN COMBINATION, A FRAME MEANS, AN ELECTROMAGNETIC MOTOR CARRIED BY SAID FRAME MEANS AND HAVING AN IMPULSE FREQUENCY, SAID MOTOR HAVING CORE MEANS PROVIDED WITH A CORE AXIS AND A CORE FACE, AND A MAGNETIC ARMATURE CARRIED BY SAID FRAME MEANS AND MOVABLE SUBSTANTIALLY ALONG SAID CORE AXIS, SAID ARMATURE HAVING A FACE DISPOSED ADJACENT SAID CORE FACE AND NORMALLY DISPOSED ANGULARLY RELATIVE THERETO, SAID ARMATURE HAVING A FREE END INTERRUPTED BY A SLOT WHEREBY SAID ARMATURE HAS A U-SHAPED END THAT OVERLAPS SAID CORE MEANS WITH SAID CORE MEANS PASSING THROUGH SAID SLOT WHEN SAID ARMATURE IS MOVED RELATIVE TO SAID CORE MEANS.
Claim 2
Dependent Claim
104 words
IN COMBINATION, A FRAME MEANS, AN ELECTROMAGNETIC MOTOR CARRIED BY SAID FRAME MEANS AND HAVING AN IMPULSE FREQUENCY, SAID MOTOR HAVING CORE MEANS PROVIDED WITH A CORE AXIS AND A CORE FACE, AND A MAGNETIC ARMATURE CARRIED BY SAID FRAME MEANS AND MOVABLE SUBSTANTIALLY ALONG SAID CORE AXIS, SAID ARMATURE HAVING A FACE DISPOSED ADJACENT SAID CORE FACE AND NORMALLY DISPOSED ANGULARLY RELATIVE THERETO, SAID ARMATURE HAVING A FREE END INTERRUPTED BY A SLOT WHEREBY SAID ARMATURE HAS A U-SHAPED END THAT OVERLAPS SAID CORE MEANS WITH SAID CORE MEANS PASSING THROUGH SAID SLOT WHEN SAID ARMATURE IS MOVED RELATIVE TO SAID CORE MEANS.
References Cited (Backward Citations)
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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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |