US3304524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical transducer having a torsionally mounted armature
Assignee: HP Inc
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Filing: 1964-10-05
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Granted: 1967-02-14
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Expires: 1984-10-05
Abstract
No abstract record available.
Inventors
- 👤 Steven I Zoltan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:49
CPC Classifications
H; H02; H02K; H02K26/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN AN ELECTROMECHANICAL TRANSDUCER: AN ARMATURE WHICH IS ROTATABLE ABOUT A LONGITUDINAL AXIS AND WHICH INCLUDES AN ELECTRICAL CONDUCTOR HAVING A PORTION THEREOF DISPOSED AWAY FROM SAID AXIS AND PARALLEL THEREWITH; RIGID HOLLOW SHAFT MEANS DISPOSED ALONG SAID AXIS, SAID ARMATURE BEING ATTACHED THERETO AND SUPPORTED THEREBY; A TORSIONALLY RESILIENT AND AXIALLY RIGID BAR MEANS COAXIALLY DISPOSED WITHIN SAID HOLLOW SHAFT MEANS AND ATTACHED AT ONE END THEREOF TO SAID SHAFT MEANS; AT LEAST ONE BEARING DISPOSED ABOUT SAID SHAFT MEANS FOR ROTATABLY SUPPORTING SAID SHAFT MEANS AND HENCE SAID ARMATURE ABOUT SAID AXIS; AND MEANS SECURING SAID BAR MEANS RIGIDLY AT A POINT ALONG THE LENGTH THEREOF, WHEREBY ROTATION OF SAID ARMATURE ABOUT SAID AXIS TWISTS ONLY SAID BAR ABOUT SAID AXIS.
Claim 2
Dependent Claim
123 words
IN AN ELECTROMECHANICAL TRANSDUCER: AN ARMATURE WHICH IS ROTATABLE ABOUT A LONGITUDINAL AXIS AND WHICH INCLUDES AN ELECTRICAL CONDUCTOR HAVING A PORTION THEREOF DISPOSED AWAY FROM SAID AXIS AND PARALLEL THEREWITH; RIGID HOLLOW SHAFT MEANS DISPOSED ALONG SAID AXIS, SAID ARMATURE BEING ATTACHED THERETO AND SUPPORTED THEREBY; A TORSIONALLY RESILIENT AND AXIALLY RIGID BAR MEANS COAXIALLY DISPOSED WITHIN SAID HOLLOW SHAFT MEANS AND ATTACHED AT ONE END THEREOF TO SAID SHAFT MEANS; AT LEAST ONE BEARING DISPOSED ABOUT SAID SHAFT MEANS FOR ROTATABLY SUPPORTING SAID SHAFT MEANS AND HENCE SAID ARMATURE ABOUT SAID AXIS; AND MEANS SECURING SAID BAR MEANS RIGIDLY AT A POINT ALONG THE LENGTH THEREOF, WHEREBY ROTATION OF SAID ARMATURE ABOUT SAID AXIS TWISTS ONLY SAID BAR ABOUT SAID AXIS.
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |