US3217192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bidirectional electric pulse actuator
Assignee: Chandler Evans Inc
•
Filing: 1962-08-14
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Granted: 1965-11-09
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Expires: 1982-08-14
Abstract
No abstract record available.
Inventors
- 👤 Feightner Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:22
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/06; H02K7/065; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7758; Y10T137/7761
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN ACTUATOR, COMPRISING; A PERMANT MAGNET, A SINGLE, CORELESS, WIRE COIL ARMATURE, MOVABLE AXIALLY IN THE MAGNETIC FIELD OF SAID PARMANENT MAGNET, SAID WIRE COIL FIXED ATTACHED TO A NONMAGNETIC SUPPORT, MOTION TRANSMISSION MEANS SECURED TO SAID NONMAGNETIC SUPPORT, SAID MOTION TRANSMISSION MEANS SECURED TO A CONTROL ELEMENT, SAID MOTION TRANSMISSION MEANS INCLUDING MEANS SO CONSTRUCTED AND ARRANGED THAT BIDIRECTIONAL AXIAL MOVEMENT OF SAID NONMAGNETIC SUPPORT IS CONVERRTED TO A CORRESPONDING BIDIRECTIONAL INCREMENTAL STEP ROTARY MOVEMENT OF SAID CONTROL ELEMENT.
Claim 2
Dependent Claim
80 words
AN ACTUATOR, COMPRISING; A PERMANT MAGNET, A SINGLE, CORELESS, WIRE COIL ARMATURE, MOVABLE AXIALLY IN THE MAGNETIC FIELD OF SAID PARMANENT MAGNET, SAID WIRE COIL FIXED ATTACHED TO A NONMAGNETIC SUPPORT, MOTION TRANSMISSION MEANS SECURED TO SAID NONMAGNETIC SUPPORT, SAID MOTION TRANSMISSION MEANS SECURED TO A CONTROL ELEMENT, SAID MOTION TRANSMISSION MEANS INCLUDING MEANS SO CONSTRUCTED AND ARRANGED THAT BIDIRECTIONAL AXIAL MOVEMENT OF SAID NONMAGNETIC SUPPORT IS CONVERRTED TO A CORRESPONDING BIDIRECTIONAL INCREMENTAL STEP ROTARY MOVEMENT OF SAID CONTROL ELEMENT.
References Cited (Backward Citations)
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Cited
US1977745A
Cited
US2548731A
Cited
US2763793A
Cited
GB871115A
Cited
US3121776A
Cited
US3139549A
Cited
US3121812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |