Patent US3158986A successfully refreshed from Google Patents.
US3158986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alarm buzzer for clock
Assignee: Consolidated Electronics Industries Corp
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Filing: 1962-06-22
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Granted: 1964-12-01
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Expires: 1982-06-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Haydon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:07
CPC Classifications
G; G04; G04C; G04C21/00; G04C21/16; G04C21/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
AN ALARM CLOCK MECHANISM COMPRISING (A) A SYNCHRONOUS ELECTRIC MOTOR HAVING A ROTOR OF THE TYPE WHICH ROTATES AND ALSO VIBRATES AXIALLY IN RESPONSE TO ENERGIZATION OF ITS STATOR COIL BY A SOURCE OF ALTERNATING CURRENT, SAID MOTOR INCLUDING A ROTOR SHAFT MOUTING SAID ROTOR AND BEARING MEANS JOURNALING SAID SHAFT FOR ROTATION AND AXIL MOVEMENT RELATIVE TO SAID STATOR COIL, (B) MEANS FOR RECEIVING VIBRATORY AXIAL IMPACT CAUSED BY SAID VIBRATORY MOTION OF SAID ROTOR, AND (C) CONTROLLABLE DAMPING MEANS FOR ENGAGING AT LEAST ONE OF SAID ROTOR AND SHAFT MEMBERS AND BLOCKING VIBRATORY AXIAL MOVEMENT THEREOF.
Claim 2
Dependent Claim
98 words
AN ALARM CLOCK MECHANISM COMPRISING (A) A SYNCHRONOUS ELECTRIC MOTOR HAVING A ROTOR OF THE TYPE WHICH ROTATES AND ALSO VIBRATES AXIALLY IN RESPONSE TO ENERGIZATION OF ITS STATOR COIL BY A SOURCE OF ALTERNATING CURRENT, SAID MOTOR INCLUDING A ROTOR SHAFT MOUTING SAID ROTOR AND BEARING MEANS JOURNALING SAID SHAFT FOR ROTATION AND AXIL MOVEMENT RELATIVE TO SAID STATOR COIL, (B) MEANS FOR RECEIVING VIBRATORY AXIAL IMPACT CAUSED BY SAID VIBRATORY MOTION OF SAID ROTOR, AND (C) CONTROLLABLE DAMPING MEANS FOR ENGAGING AT LEAST ONE OF SAID ROTOR AND SHAFT MEMBERS AND BLOCKING VIBRATORY AXIAL MOVEMENT THEREOF.
References Cited (Backward Citations)
US2417254A
Cited
US2211426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |