Patent US3133231A successfully refreshed from Google Patents.
US3133231A
Expired / Lapsed
US
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Control device for time-spaced seismic shots
Assignee: IFP Energies nouvelles
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Filing: 1961-12-01
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Granted: 1964-05-12
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Expires: 1981-12-01
Abstract
No abstract record available.
Inventors
- 👤 Fail Jean-Pierre
- 👤 Ricklin Philippe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:32
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/02; G01V1/04; G01V1/06; G01V1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A DEVICE FOR CARRYING OUT A SERIES OF SHOTS BY DETONATING CHARGES AT PREDETERMINED TIME INTERVALS EACH OF WHICH IS A MULTIPLE OF A PREDETERMINED TIME UNIT, COMPRISING: A CLOCK INCLUDING AT LEAST ONE CONTACTOR PROVIDED WITH A REVOLVING SLIDER AND STATIONARY STUDS SEPARATED FROM EACH OTHER BY AN ANGULAR INTERVAL CORRESPONDING TO THE ANGLE COVERED BY THE SLIDER IN ONE TIME UNIT, SAID SLIDER MAKING SUCCESSIVELY CONTACT WITH SAID STUDS, SAID CLOCK FURTHER INCLUDING MEANS FOR REVOLVING SAID SLIDER AT A CONSTANT SPEED; SELECTOR MEANS FOR INDEPENDENTLY SETTING THE SELECTED SHOT TIME OF EACH SHOT OF THE SERIES, SAID SELECTOR MEANS COMPRISING AT LEAST ONE CONTACTOR FOR EACH CHARGE AND BEING PROVIDED WITH A REVOLVING
Claim 2
Independent Claim
116 words
A DEVICE FOR CARRYING OUT A SERIES OF SHOTS BY DETONATING CHARGES AT PREDETERMINED TIME INTERVALS EACH OF WHICH IS A MULTIPLE OF A PREDETERMINED TIME UNIT, COMPRISING: A CLOCK INCLUDING AT LEAST ONE CONTACTOR PROVIDED WITH A REVOLVING SLIDER AND STATIONARY STUDS SEPARATED FROM EACH OTHER BY AN ANGULAR INTERVAL CORRESPONDING TO THE ANGLE COVERED BY THE SLIDER IN ONE TIME UNIT, SAID SLIDER MAKING SUCCESSIVELY CONTACT WITH SAID STUDS, SAID CLOCK FURTHER INCLUDING MEANS FOR REVOLVING SAID SLIDER AT A CONSTANT SPEED; SELECTOR MEANS FOR INDEPENDENTLY SETTING THE SELECTED SHOT TIME OF EACH SHOT OF THE SERIES, SAID SELECTOR MEANS COMPRISING AT LEAST ONE CONTACTOR FOR EACH CHARGE AND BEING PROVIDED WITH A REVOLVING
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |