US3155452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trace reproducing system
Assignee: Shell USA Inc
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Filing: 1961-12-07
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Granted: 1964-11-03
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Expires: 1981-12-07
Abstract
No abstract record available.
Inventors
- 👤 Plankeel Frederik Hendrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:09
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
AN APPARATUS FOR FOLLOWING A RECORDED TRACE AND PRODUCING A NEW RECORD RELATED THERETO, SAID APPARATUS COMPRISING: MOUNTING MEANS FOR SUPPORTING THE RECORD CONTAINING SAID TRACE AND MOVING SAID RECORD IN A DIRECTION CORRESPONDING SUBSTANTIALLY TO THE DIRECTION IN WHICH SAID TRACE WAS RECORDED; AN ILLUMINATION MEANS DISPOSED TO ILLUMINATE THE PORTION OF THE RECORD SUPPORTED ON SAID MOUNTING MEANS CONTAINING SAID TRACE; TWO LIGHT SENSITIVE MEANS DISPOSED ADJACENT SAID MOUNTING MEANS; FOCUSING MEANS DISPOSED BETWEEN THE ILLUMINATED PORTION OF THE RECORD AND SAID LIGHT SENSITIVE MEANS; SAID FOCUSING MEANS BEING ADJUSTED TO FOCUS THE LIGHT FROM THE ILLUMINATED PORTION OF THE RECORD ON SAID LIGHT SENSITIVE MEANS; EACH OF SAID LIGHT SENSITIVE MEANS BEING ADJUSTED TO RESPOND TO A PREDETERMINED LIGHT INTENSITY GENERATED BY A PORTION OF SAID TRACE AND THE ADJACENT BACKGROUND OF SAID RECORD ALONG THE OPPOSITE EDGES OF SAID TRACE; SERVOMECHANISMS FOR POSITIONING SAID LIGHT SENSITIVE MEANS LATERALLY WITH RESPECT TO THE MOVEMENT OF SAID RECORD; LIMIT MEANS COUPLED TO SAID SERVO-MECHANISMS TO CONTROL THE MAXIMUM AND MINIMUM DISPLACEMENT BETWEEN SAID LIGHT SENSITIVE MEANS; AND A RECORDING MEANS COUPLED TO SAID SERVO-MECHANISMS TO RECORD THE MOVEMENT THEREOF.
Claim 2
Independent Claim
191 words
AN APPARATUS FOR FOLLOWING A RECORDED TRACE AND PRODUCING A NEW RECORD RELATED THERETO, SAID APPARATUS COMPRISING: MOUNTING MEANS FOR SUPPORTING THE RECORD CONTAINING SAID TRACE AND MOVING SAID RECORD IN A DIRECTION CORRESPONDING SUBSTANTIALLY TO THE DIRECTION IN WHICH SAID TRACE WAS RECORDED; AN ILLUMINATION MEANS DISPOSED TO ILLUMINATE THE PORTION OF THE RECORD SUPPORTED ON SAID MOUNTING MEANS CONTAINING SAID TRACE; TWO LIGHT SENSITIVE MEANS DISPOSED ADJACENT SAID MOUNTING MEANS; FOCUSING MEANS DISPOSED BETWEEN THE ILLUMINATED PORTION OF THE RECORD AND SAID LIGHT SENSITIVE MEANS; SAID FOCUSING MEANS BEING ADJUSTED TO FOCUS THE LIGHT FROM THE ILLUMINATED PORTION OF THE RECORD ON SAID LIGHT SENSITIVE MEANS; EACH OF SAID LIGHT SENSITIVE MEANS BEING ADJUSTED TO RESPOND TO A PREDETERMINED LIGHT INTENSITY GENERATED BY A PORTION OF SAID TRACE AND THE ADJACENT BACKGROUND OF SAID RECORD ALONG THE OPPOSITE EDGES OF SAID TRACE; SERVOMECHANISMS FOR POSITIONING SAID LIGHT SENSITIVE MEANS LATERALLY WITH RESPECT TO THE MOVEMENT OF SAID RECORD; LIMIT MEANS COUPLED TO SAID SERVO-MECHANISMS TO CONTROL THE MAXIMUM AND MINIMUM DISPLACEMENT BETWEEN SAID LIGHT SENSITIVE MEANS; AND A RECORDING MEANS COUPLED TO SAID SERVO-MECHANISMS TO RECORD THE MOVEMENT THEREOF.
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) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |