Patent US3264931A successfully refreshed from Google Patents.
US3264931A
Expired / Lapsed
US
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Automatic brightness pyrometers
Assignee: Kollmorgen Corp
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Filing: 1961-07-10
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Granted: 1966-08-09
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Expires: 1981-07-10
Abstract
No abstract record available.
Inventors
- 👤 Ackerman Sumner
- 👤 Joseph S Lord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:42
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
PYROMETER APPARATUS COMPRISING AN INTEGRATING SPHERE, A SOURCE OF REFERENCE RADIATION WITHIN SAID SPHERE, A RADIATION SENSITIVE DEVICE, A NARROW BAND FILTER, OPTICAL MEANS FOR DIRECTING RADIATION EMANATING FROM A TARGET BODY WHOSE TEMPERATURE IS TO BE MEASURED AND THAT EMANATING FROM SAID INTEGRATING SPHERE ALTERNATELY THROUGH SAID FILTER ON SAID RADIATION SENSITIVE DEVICE, SAID OPTICAL MEANS INCLUDING MEANS FOR FOCUSING THE TARGET ON THE RADIATION SENSITIVE DEVICE, AND DETECTOR MEANS CONNECTED TO SAID RADIATION SENSITIVE DEVICE FOR PRODUCING A VOLTAGE CORRESPONDING AMPLITUDE TO SAID TARGET TEMPERATURE AND INDICATING MEANS RESPONSIVE TO SAID VOLTAGE FOR MEASURING THE TEMPERATURE OF SAID TARGET.
Claim 2
Dependent Claim
101 words
PYROMETER APPARATUS COMPRISING AN INTEGRATING SPHERE, A SOURCE OF REFERENCE RADIATION WITHIN SAID SPHERE, A RADIATION SENSITIVE DEVICE, A NARROW BAND FILTER, OPTICAL MEANS FOR DIRECTING RADIATION EMANATING FROM A TARGET BODY WHOSE TEMPERATURE IS TO BE MEASURED AND THAT EMANATING FROM SAID INTEGRATING SPHERE ALTERNATELY THROUGH SAID FILTER ON SAID RADIATION SENSITIVE DEVICE, SAID OPTICAL MEANS INCLUDING MEANS FOR FOCUSING THE TARGET ON THE RADIATION SENSITIVE DEVICE, AND DETECTOR MEANS CONNECTED TO SAID RADIATION SENSITIVE DEVICE FOR PRODUCING A VOLTAGE CORRESPONDING AMPLITUDE TO SAID TARGET TEMPERATURE AND INDICATING MEANS RESPONSIVE TO SAID VOLTAGE FOR MEASURING THE TEMPERATURE OF SAID TARGET.
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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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |