US3147630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tuning control mechanism
Assignee: RCA Corp
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Filing: 1962-03-05
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Granted: 1964-09-08
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Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Edward J Sperber
- 👤 Norman G Kelln
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:41
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/18; H03J1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN A TELEVISION RECEIVER OR THE LIKE, THE COMBINATION WITH A CHANNEL TUNER HAVING A ROTATABLE CONTROL SHAFT WITH A PLURALITY OF DETENT-CONTROLLED ANGULAR STOP POSITIONS AND MANUAL TUNING CONTROL MEANS, OF A REMOTE CONTROL MECHANISM FOR OPERATING SAID TUNER, SAID MECHANISM BEING OF THE SOLENOID-MAGNET TYPE HAVING A SOLENOID PLUNGER AND A RATCHET AND PAWL, MEANS FOR MOUNTING SAID RATCHET AND PAWL ON SAID ROTATABLE CONTROL SHAFT SO THAT ENERGIZATION OF SAID SOLENOID-MAGNET CAUSES SAID PLUNGER TO OPERATE SAID RATCHET AND PAWL TO DRIVE SAID ROTARY CONTROL SHAFT FROM ONE OF SAID PLURALITY OF DETENT STOP POSITIONS TO THE NEXT, A RESILIENT DAMPING ELEMENT CONNECTED BETWEEN SAID PLUNGER AND RATCHET-AND-PAWL MEANS AND OPERATING AGAINST THE DETENT TORQUE OF THE TUNER FOR REDUCING SHOCK EFFECT OF THE SOLENOID DRIVER OPERATION ON SAID TUNER, SAID PAWL BEING POSITIONED CLEAR OF SAID RATCHET EXCEPT DURING ENERGIZATION OF SAID SOLENOID-MAGNET.
Claim 2
Dependent Claim
147 words
IN A TELEVISION RECEIVER OR THE LIKE, THE COMBINATION WITH A CHANNEL TUNER HAVING A ROTATABLE CONTROL SHAFT WITH A PLURALITY OF DETENT-CONTROLLED ANGULAR STOP POSITIONS AND MANUAL TUNING CONTROL MEANS, OF A REMOTE CONTROL MECHANISM FOR OPERATING SAID TUNER, SAID MECHANISM BEING OF THE SOLENOID-MAGNET TYPE HAVING A SOLENOID PLUNGER AND A RATCHET AND PAWL, MEANS FOR MOUNTING SAID RATCHET AND PAWL ON SAID ROTATABLE CONTROL SHAFT SO THAT ENERGIZATION OF SAID SOLENOID-MAGNET CAUSES SAID PLUNGER TO OPERATE SAID RATCHET AND PAWL TO DRIVE SAID ROTARY CONTROL SHAFT FROM ONE OF SAID PLURALITY OF DETENT STOP POSITIONS TO THE NEXT, A RESILIENT DAMPING ELEMENT CONNECTED BETWEEN SAID PLUNGER AND RATCHET-AND-PAWL MEANS AND OPERATING AGAINST THE DETENT TORQUE OF THE TUNER FOR REDUCING SHOCK EFFECT OF THE SOLENOID DRIVER OPERATION ON SAID TUNER, SAID PAWL BEING POSITIONED CLEAR OF SAID RATCHET EXCEPT DURING ENERGIZATION OF SAID SOLENOID-MAGNET.
References Cited (Backward Citations)
US713497A
Cited
US2342851A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |