US3170116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring the intensity and particle velocity of a beam of electrically charged particles
Assignee: FARRINGTON ENGINEERING Corp
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Filing: 1960-06-20
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Granted: 1965-02-16
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Expires: 1980-06-20
Abstract
No abstract record available.
Inventors
- 👤 William B Farrington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:01
CPC Classifications
H; H01; H01J; H01J49/00; H01J49/44; H01J49/46; H01J49/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
APPARATUS FOR MEASURING THE INTENSITY AND PARTICLE VELOCITY OF A BEAM OF ELECTRICALLY CHARGED PARTICLES, COMPRISING: A PAIR OF ELECTRICAL GATES DISPOSED AT SPACED POINTS ALONG THE PATH OF SAID BEAM, MEANS FOR ELECTRICALLY ENERGIZING SAID GATES TO SUPPRESS SAID FLOW THERETHROUGH, SWITCHING MEANS FOR MOMENTARILY DE-ENERGIZING SAID GATES IN A PRE-SELECTED TIME SEQUENCE, TO TRANSMIT THROUGH SAID GATES SUCCESSIVELY, PARTICLES OF SAID BEAM FLOWING AT A PRESELECTED VELOCITY, ELECTRON TELESCOPE MEANS DISPOSED ALONG SAID PATH BEYOND SAID GATES IN THE DIRECTION OF PARTICLE MOVEMENT FOR FOCUSING SAID TRANSMITTED PARTICLES ON A PLANE THEREBEYOND, AND MEANS AT SAID FOCUSING PLANE FOR INDICATING THE INTENSITY OF THE BEAM OF PARTICLES THUS TRANSMITTED AT ANY POINT IN THE IMAGE FORMED THEREBY.
Claim 2
Dependent Claim
119 words
APPARATUS FOR MEASURING THE INTENSITY AND PARTICLE VELOCITY OF A BEAM OF ELECTRICALLY CHARGED PARTICLES, COMPRISING: A PAIR OF ELECTRICAL GATES DISPOSED AT SPACED POINTS ALONG THE PATH OF SAID BEAM, MEANS FOR ELECTRICALLY ENERGIZING SAID GATES TO SUPPRESS SAID FLOW THERETHROUGH, SWITCHING MEANS FOR MOMENTARILY DE-ENERGIZING SAID GATES IN A PRE-SELECTED TIME SEQUENCE, TO TRANSMIT THROUGH SAID GATES SUCCESSIVELY, PARTICLES OF SAID BEAM FLOWING AT A PRESELECTED VELOCITY, ELECTRON TELESCOPE MEANS DISPOSED ALONG SAID PATH BEYOND SAID GATES IN THE DIRECTION OF PARTICLE MOVEMENT FOR FOCUSING SAID TRANSMITTED PARTICLES ON A PLANE THEREBEYOND, AND MEANS AT SAID FOCUSING PLANE FOR INDICATING THE INTENSITY OF THE BEAM OF PARTICLES THUS TRANSMITTED AT ANY POINT IN THE IMAGE FORMED THEREBY.
References Cited (Backward Citations)
US2356535A
Cited
US2422943A
Cited
US2429558A
Cited
US2730652A
Cited
GB747977A
Cited
US2945123A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |