Patent US3304553A successfully refreshed from Google Patents.
US3304553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Galvanometer controlled recorder
Assignee: Individual
•
Filing: 1965-03-22
•
Granted: 1967-02-14
•
Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Phillips Adolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:01
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
200 words
A RECORDING INSTRUMENT FOR GRAPHICALLY RECORDING THE MAGNITUDE OF AN ELECTRICAL SIGNAL UPON A RECORDING MEDIUM COMPRISING: A METER RESPONSIVE TO THE MAGNITUDE OF SAID ELECTRICAL SIGNAL, SAID METER INCLUDING A MEMBER, MOVABLE IN DEPENDENCE UPON SAID MAGNITUDE; A BRACKET; FIRST AND SECOND SENSING MEANS ATTACHED TO SAID BRACKET RESPONSIVE TO THE MOVEMENT OF SAID MEMBER, SAID FIRST AND SECOND SENSING MEANS COMPRISING FIRST AND SECOND PHOTOSENSITIVE CELLS AND A LIGHT SOURCE SPACED FROM SAID FIRST AND SECOND PHOTO-SENSITIVE CELLS, A SHUTTER CONNECTED TO SAID MEMBER AND POSITIONED BETWEEN SAID LIGHT SOURCE AND SAID FIRST AND SECOND PHOTOSENSITIVE CELLS AND POSITIONED IN COPLANAR RELATION IN ALIGNMENT THEREWITH IN A MANNER WHEREBY SAID LIGHT SOURCE ENERGIZES ONE OF SAID FIRST AND SECOND PHOTOSENSITIVE CELLS WHEN SAID SHUTTER IS MOVED OUT OF ALIGNMENT WITH ONE OF SAID FIRST AND SECOND PHOTOSENSITIVE CELLS; FIRST AND SECOND CIRCUIT CLOSING MEANS ACTIVATED BY SAID SENSING MEANS, DEPENDING UPON THE DIRECTION OF THE MOVEMENT OF SAID MEMBER; A REVERSIBLE MOTOR, THE DIRECTION OF THE MOTION OF WHICH IS DEPENDENT UPON WHICH OF SAID CIRCUIT CLOSING MEANS IS ACTIVATED; MEANS FOR CAUSING ROTATION OF SAID MOTOR RESPONSIVE TO SAID FIRST AND SECOND CIRCUIT CLOSING MEANS; A RECORDING
Claim 2
Dependent Claim
200 words
A RECORDING INSTRUMENT FOR GRAPHICALLY RECORDING THE MAGNITUDE OF AN ELECTRICAL SIGNAL UPON A RECORDING MEDIUM COMPRISING: A METER RESPONSIVE TO THE MAGNITUDE OF SAID ELECTRICAL SIGNAL, SAID METER INCLUDING A MEMBER, MOVABLE IN DEPENDENCE UPON SAID MAGNITUDE; A BRACKET; FIRST AND SECOND SENSING MEANS ATTACHED TO SAID BRACKET RESPONSIVE TO THE MOVEMENT OF SAID MEMBER, SAID FIRST AND SECOND SENSING MEANS COMPRISING FIRST AND SECOND PHOTOSENSITIVE CELLS AND A LIGHT SOURCE SPACED FROM SAID FIRST AND SECOND PHOTO-SENSITIVE CELLS, A SHUTTER CONNECTED TO SAID MEMBER AND POSITIONED BETWEEN SAID LIGHT SOURCE AND SAID FIRST AND SECOND PHOTOSENSITIVE CELLS AND POSITIONED IN COPLANAR RELATION IN ALIGNMENT THEREWITH IN A MANNER WHEREBY SAID LIGHT SOURCE ENERGIZES ONE OF SAID FIRST AND SECOND PHOTOSENSITIVE CELLS WHEN SAID SHUTTER IS MOVED OUT OF ALIGNMENT WITH ONE OF SAID FIRST AND SECOND PHOTOSENSITIVE CELLS; FIRST AND SECOND CIRCUIT CLOSING MEANS ACTIVATED BY SAID SENSING MEANS, DEPENDING UPON THE DIRECTION OF THE MOVEMENT OF SAID MEMBER; A REVERSIBLE MOTOR, THE DIRECTION OF THE MOTION OF WHICH IS DEPENDENT UPON WHICH OF SAID CIRCUIT CLOSING MEANS IS ACTIVATED; MEANS FOR CAUSING ROTATION OF SAID MOTOR RESPONSIVE TO SAID FIRST AND SECOND CIRCUIT CLOSING MEANS; A RECORDING
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |