US3176167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quartz oscillator and drive system
Assignee: Individual
•
Filing: 1962-12-21
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Granted: 1965-03-30
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Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
- 👤 Vosseler Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:44
CPC Classifications
G; G04; G04C; G04C3/00; G04C3/08; G04C3/12; H; H03; H03B; H03B5/00; H03B5/30; H03B5/32; H03B5/323
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN ELECTRIC RESONATOR FOR DRIVING CLOCKS AND WATCHES HAVING A DRIVE GEAR TRAIN COMPRISING A DRIVE GEAR, SAID RESONATOR COMPRISING A RESONANT CIRCUIT COMPRISING A TRANSISTOR HAVING A BASE-EMITTER-CIRCUIT AND AN EMITTER-COLLECTOR CIRCUIT, A FIRST CRYSTAL OSCILLATOR CONNECTED IN SERIES WITH SAID BASE-EMITTER CIRCUIT, A SECOND CRYSTAL OSCILLATOR IN SERIES WITH SAID EMITTER-COLLECTOR CIRCUIT, A DIRECT CURRENT SOURCE CONNECTED IN SAID EMITTER-COLLECTOR CIRCUIT, MEANS MECHANICALLY COUPLING SAID FIRST AND SECOND CRYSTALS FOR TRANSMISSION OF MECHANICAL OSCILLATIONS ONE TO THE OTHER, AND A MECHANICAL PAWL ELEMENT CONNECTED TO SAID SECOND CRYSTAL VIBRATABLE THEREFROM FOR DRIVING SAID DRIVE GEAR.
Claim 2
Dependent Claim
97 words
AN ELECTRIC RESONATOR FOR DRIVING CLOCKS AND WATCHES HAVING A DRIVE GEAR TRAIN COMPRISING A DRIVE GEAR, SAID RESONATOR COMPRISING A RESONANT CIRCUIT COMPRISING A TRANSISTOR HAVING A BASE-EMITTER-CIRCUIT AND AN EMITTER-COLLECTOR CIRCUIT, A FIRST CRYSTAL OSCILLATOR CONNECTED IN SERIES WITH SAID BASE-EMITTER CIRCUIT, A SECOND CRYSTAL OSCILLATOR IN SERIES WITH SAID EMITTER-COLLECTOR CIRCUIT, A DIRECT CURRENT SOURCE CONNECTED IN SAID EMITTER-COLLECTOR CIRCUIT, MEANS MECHANICALLY COUPLING SAID FIRST AND SECOND CRYSTALS FOR TRANSMISSION OF MECHANICAL OSCILLATIONS ONE TO THE OTHER, AND A MECHANICAL PAWL ELEMENT CONNECTED TO SAID SECOND CRYSTAL VIBRATABLE THEREFROM FOR DRIVING SAID DRIVE GEAR.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |