US3109693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording device
Assignee: Texaco Inc
•
Filing: 1958-12-26
•
Granted: 1963-11-05
•
Expires: 1978-12-26
Abstract
No abstract record available.
Inventors
- 👤 Roy J Clements
- 👤 Burton D Lee
- 👤 Billy H Towell
- 👤 Jr William R Mcevers
- 👤 John J Havlik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:03
CPC Classifications
E; E21; E21B; E21B47/00; E21B47/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A RECORDING DEVICE ADAPTED FOR USE IN ROTATABLE APPARATUS DURING ROTATION THEREOF COMPRISING A HOUSING, MEANS FOR ATTACHING SAID HOUSING TO SAID ROTATABLE APPARATUS COMPRISING MEANS FOR MOUNTING SAID HOUSING FOR FREE ROTATION RELATIVE TO SAID APPARATUS ABOUT THE ROTATIONAL AXIS OF SAID ROTATABLE APPARATUS, MEANS DISPOSED WITHIN SAID HOUSING FOR RECEIVING INFORMATION AND MEANS DISPOSED WITHIN SAID HOUSING FOR RECORDING SAID INFORMATION, SAID RECORDING MEANS COMPRISING AN OSCILLOGRAPH INCLUDING A CAMERA AND A GALVANOMETER, SAID CAMERA HAVING A STRIP OF PHOTOGRAPHIC FILM, SAID GALVANOMETER INCLUDING MEANS FOR PRODUCING A LIGHT BEAM AND MEANS INCLUDING A MOVABLE MIRROR ADAPTED TO DIRECT SAID LIGHT BEAM ONTO SAID FILM, SAID GALVANOMETER HAVING A COIL DISPOSED ON THE AXIS OF ROTATION OF SAID FREELY ROTATABLE APPARATUS, AND SAID MOVABLE MIRROR BE-
Claim 2
Dependent Claim
128 words
A RECORDING DEVICE ADAPTED FOR USE IN ROTATABLE APPARATUS DURING ROTATION THEREOF COMPRISING A HOUSING, MEANS FOR ATTACHING SAID HOUSING TO SAID ROTATABLE APPARATUS COMPRISING MEANS FOR MOUNTING SAID HOUSING FOR FREE ROTATION RELATIVE TO SAID APPARATUS ABOUT THE ROTATIONAL AXIS OF SAID ROTATABLE APPARATUS, MEANS DISPOSED WITHIN SAID HOUSING FOR RECEIVING INFORMATION AND MEANS DISPOSED WITHIN SAID HOUSING FOR RECORDING SAID INFORMATION, SAID RECORDING MEANS COMPRISING AN OSCILLOGRAPH INCLUDING A CAMERA AND A GALVANOMETER, SAID CAMERA HAVING A STRIP OF PHOTOGRAPHIC FILM, SAID GALVANOMETER INCLUDING MEANS FOR PRODUCING A LIGHT BEAM AND MEANS INCLUDING A MOVABLE MIRROR ADAPTED TO DIRECT SAID LIGHT BEAM ONTO SAID FILM, SAID GALVANOMETER HAVING A COIL DISPOSED ON THE AXIS OF ROTATION OF SAID FREELY ROTATABLE APPARATUS, AND SAID MOVABLE MIRROR BE-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |