US3233103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Neutron energy spectrometers
Assignee: Hitachi Ltd
•
Filing: 1962-12-31
•
Granted: 1966-02-01
•
Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Aoki Ryozo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:00
CPC Classifications
G; G01; G01T; G01T3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A NEUTRON ENERGY SPECTROMETER COMPRISING: A FIRST SCINTILLATOR CONTAINING LIQUID HERLIUM 3, A PHOTOELECTRIC TRANSDUCER ELEMENT ADAPTED TO TRANSLATE LIGHT RAYS INTO ELECTRICAL PULSES, A LIGHT-TRANSMITTING PIPE CONNECTING SAID FIRST SCINTILLATOR TO SAID PHOTOELECTRIC TRANSDUCER ELEMENT A SECOND SCINTILLATOR SURROUNDING SAID FIRST SCINTILLATOR, A PLURALITY OF PHOTOMULTIPLIER DEVICES IN COMMUNICATION WITH SAID SECOND SCINTILLATOR, MEANS FOR INTRODUCING NEUTRONS DIRECTLY TO SAID FIRST SCINTILLATOR WHILE PREVENTING DIRECT APPLICATION OF NEUTRONS FROM OUTSIDE SAID SPECTROMETER TO SAID SECOND SCINTILLATOR, SAID FIRST AND SECOND SCINTILLATORS BEING ARRANGED AND CONSTRUCTED SUCH THAT NEUTRONS WITHIN SAID FIRST SCINTILLATOR MAY PASS INTO SAID SECOND SCINTILLATOR, AND AN ANTI-COINCIDENCE GATE CIRCUIT CONNECTED ON THE ONE HAND TO THE OUTPUT OF SAID PHOTOELECTRIC TRANSDUCER AND ON THE OTHER HAND TO THE COMBINED OUTPUTS OF SAID PHOTOMULTIPLIER DEVICES.
Claim 2
Dependent Claim
129 words
A NEUTRON ENERGY SPECTROMETER COMPRISING: A FIRST SCINTILLATOR CONTAINING LIQUID HERLIUM 3, A PHOTOELECTRIC TRANSDUCER ELEMENT ADAPTED TO TRANSLATE LIGHT RAYS INTO ELECTRICAL PULSES, A LIGHT-TRANSMITTING PIPE CONNECTING SAID FIRST SCINTILLATOR TO SAID PHOTOELECTRIC TRANSDUCER ELEMENT A SECOND SCINTILLATOR SURROUNDING SAID FIRST SCINTILLATOR, A PLURALITY OF PHOTOMULTIPLIER DEVICES IN COMMUNICATION WITH SAID SECOND SCINTILLATOR, MEANS FOR INTRODUCING NEUTRONS DIRECTLY TO SAID FIRST SCINTILLATOR WHILE PREVENTING DIRECT APPLICATION OF NEUTRONS FROM OUTSIDE SAID SPECTROMETER TO SAID SECOND SCINTILLATOR, SAID FIRST AND SECOND SCINTILLATORS BEING ARRANGED AND CONSTRUCTED SUCH THAT NEUTRONS WITHIN SAID FIRST SCINTILLATOR MAY PASS INTO SAID SECOND SCINTILLATOR, AND AN ANTI-COINCIDENCE GATE CIRCUIT CONNECTED ON THE ONE HAND TO THE OUTPUT OF SAID PHOTOELECTRIC TRANSDUCER AND ON THE OTHER HAND TO THE COMBINED OUTPUTS OF SAID PHOTOMULTIPLIER DEVICES.
References Cited (Backward Citations)
US2830184A
Cited
US3047720A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |